International Business Machines Corp (IBM) stock
IBMNYSEComputer & office EquipmentFiscal year ends December 31
Financials through Q2 FY2026, quarter ended Jun 30, 2026Last filing: 10-Q on Jul 23, 2026Score 18/300% below fair value
$258.28+5.06 (+2.00%)
Close on Oct 29, 2026Market cap $243.33BP/E 22.9Yield 2.60%
Price history
International Business Machines share prices for every month, newest first. Adjusted for stock splits, not for dividends.
Close, Oct 29, 2026
$258.28
+2.00% on the day
52-week range
$199.19 – $332.46
-22.3% from the high
Change over 52 weeks
-16.2%
From $308.21 on Oct 29, 2025
Average volume
7.63M
Shares a day, last 90 sessions
| Month | Open | High | Low | Close | Change | Volume |
|---|---|---|---|---|---|---|
| Oct 2026 | $230.76 | $258.33 | $217.80 | $258.28 | +17.44% | 120,669,179 |
| Sep 2026 | $231.00 | $251.82 | $218.60 | $219.93 | -5.96% | 114,235,855 |
| Aug 2026 | $228.33 | $241.80 | $223.30 | $233.87 | +4.57% | 111,546,572 |
| Jul 2026 | $279.66 | $311.80 | $199.19 | $223.65 | -20.47% | 299,522,801 |
| Jun 2026 | $322.55 | $332.46 | $243.68 | $281.21 | -5.57% | 220,624,910 |
| May 2026 | $234.55 | $301.00 | $212.34 | $297.80 | +28.93% | 184,421,556 |
| Apr 2026 | $242.12 | $258.50 | $221.73 | $230.98 | -4.71% | 133,521,895 |
| Mar 2026 | $235.70 | $260.38 | $233.75 | $242.39 | +0.91% | 123,041,503 |
| Feb 2026 | $307.51 | $316.64 | $220.72 | $240.21 | -21.68% | 143,528,166 |
| Jan 2026 | $297.56 | $319.90 | $289.00 | $306.70 | +3.54% | 93,176,431 |
| Dec 2025 | $306.51 | $315.35 | $295.70 | $296.21 | -4.01% | 78,421,188 |
| Nov 2025 | $308.00 | $324.90 | $288.07 | $308.58 | +0.38% | 85,914,253 |
| Oct 2025 | $280.20 | $319.35 | $263.56 | $307.41 | +8.95% | 140,510,839 |
| Sep 2025 | $240.90 | $288.85 | $238.25 | $282.16 | +15.88% | 110,284,799 |
| Aug 2025 | $251.41 | $255.00 | $233.36 | $243.49 | -3.82% | 104,957,357 |
| Jul 2025 | $294.55 | $295.61 | $252.22 | $253.15 | -14.12% | 109,055,183 |
| Jun 2025 | $257.85 | $296.16 | $257.22 | $294.78 | +13.79% | 74,395,935 |
| May 2025 | $241.44 | $269.28 | $237.95 | $259.06 | +7.13% | 80,886,662 |
| Apr 2025 | $248.03 | $252.79 | $214.50 | $241.82 | -2.75% | 120,715,331 |
| Mar 2025 | $254.74 | $266.45 | $237.22 | $248.66 | -1.50% | 100,853,259 |
| Feb 2025 | $252.40 | $265.72 | $246.54 | $252.44 | -1.27% | 94,123,726 |
| Jan 2025 | $221.82 | $261.80 | $214.61 | $255.70 | +16.32% | 92,424,171 |
| Dec 2024 | $227.50 | $239.35 | $217.65 | $219.83 | -3.33% | 81,535,689 |
| Nov 2024 | $207.77 | $230.36 | $204.07 | $227.41 | +10.01% | 77,277,137 |
| Oct 2024 | $220.63 | $237.37 | $203.51 | $206.72 | -6.50% | 105,623,658 |
| Sep 2024 | $201.91 | $224.15 | $199.34 | $221.08 | +9.38% | 83,444,300 |
| Aug 2024 | $192.81 | $202.17 | $181.81 | $202.13 | +5.20% | 65,453,400 |
| Jul 2024 | $173.45 | $196.26 | $173.38 | $192.14 | +11.10% | 81,257,600 |
| Jun 2024 | $166.54 | $178.46 | $163.53 | $172.95 | +3.66% | 70,651,300 |
| May 2024 | $165.69 | $175.46 | $162.62 | $166.85 | +0.39% | 78,608,400 |
| Apr 2024 | $190.00 | $193.28 | $165.26 | $166.20 | -12.97% | 98,358,100 |
| Mar 2024 | $185.49 | $199.18 | $185.18 | $190.96 | +3.20% | 99,991,800 |
| Feb 2024 | $183.63 | $188.95 | $178.75 | $185.03 | +0.75% | 88,674,100 |
| Jan 2024 | $162.83 | $196.90 | $157.89 | $183.66 | +12.30% | 129,888,400 |
| Dec 2023 | $158.41 | $166.34 | $158.00 | $163.55 | +3.15% | 87,834,600 |
| Nov 2023 | $145.00 | $158.60 | $144.45 | $158.56 | +9.62% | 78,458,700 |
| Oct 2023 | $140.04 | $144.76 | $135.87 | $144.64 | +3.09% | 94,385,300 |
| Sep 2023 | $147.26 | $151.93 | $139.61 | $140.30 | -4.45% | 82,801,600 |
| Aug 2023 | $144.25 | $147.73 | $139.76 | $146.83 | +1.84% | 84,269,600 |
| Jul 2023 | $133.42 | $144.60 | $131.55 | $144.18 | +7.75% | 85,773,800 |
| Jun 2023 | $128.44 | $139.47 | $127.78 | $133.81 | +4.06% | 100,714,300 |
| May 2023 | $126.35 | $130.07 | $120.55 | $128.59 | +1.72% | 96,214,100 |
| Apr 2023 | $130.97 | $132.61 | $124.56 | $126.41 | -3.57% | 83,680,100 |
| Mar 2023 | $128.90 | $131.48 | $121.71 | $131.09 | +1.38% | 138,239,000 |
| Feb 2023 | $134.49 | $137.39 | $128.86 | $129.30 | -4.03% | 76,080,200 |
| Jan 2023 | $141.10 | $147.18 | $132.98 | $134.73 | -4.37% | 105,575,000 |
| Dec 2022 | $149.98 | $153.21 | $137.20 | $140.89 | -5.38% | 86,424,100 |
| Nov 2022 | $138.25 | $150.46 | $133.97 | $148.90 | +7.67% | 93,661,300 |
| Oct 2022 | $120.16 | $138.86 | $115.55 | $138.29 | +16.40% | 113,478,200 |
| Sep 2022 | $128.40 | $130.99 | $118.61 | $118.81 | -7.50% | 87,265,100 |
| Aug 2022 | $130.75 | $139.34 | $128.40 | $128.45 | -1.79% | 77,419,800 |
| Jul 2022 | $141.00 | $141.87 | $125.13 | $130.79 | -7.37% | 129,791,800 |
| Jun 2022 | $139.67 | $144.73 | $132.85 | $141.19 | +1.69% | 105,811,300 |
| May 2022 | $133.00 | $139.83 | $125.80 | $138.84 | +5.01% | 113,226,200 |
| Apr 2022 | $129.66 | $141.88 | $124.91 | $132.21 | +1.68% | 107,684,000 |
| Mar 2022 | $122.67 | $133.08 | $120.70 | $130.02 | +6.13% | 96,571,700 |
| Feb 2022 | $133.76 | $138.82 | $118.81 | $122.51 | -8.28% | 98,534,100 |
| Jan 2022 | $134.07 | $142.20 | $124.19 | $133.57 | -0.07% | 146,976,800 |
| Dec 2021 | $118.25 | $134.99 | $116.56 | $133.66 | +14.14% | 113,968,900 |
| Nov 2021 | $125.05 | $127.29 | $114.56 | $117.10 | -6.39% | 119,376,100 |
| Oct 2021 | $141.00 | $146.00 | $124.62 | $125.10 | -9.95% | 144,096,900 |
| Sep 2021 | $139.98 | $140.57 | $132.78 | $138.93 | -1.00% | 76,635,400 |
| Aug 2021 | $141.45 | $144.70 | $137.21 | $140.34 | -0.44% | 69,685,700 |
| Jul 2021 | $146.96 | $147.50 | $136.21 | $140.96 | -3.84% | 110,621,600 |
| Jun 2021 | $145.00 | $152.84 | $143.04 | $146.59 | +1.98% | 84,448,200 |
| May 2021 | $143.81 | $148.51 | $140.92 | $143.74 | +1.31% | 98,032,900 |
| Apr 2021 | $133.76 | $148.74 | $130.38 | $141.88 | +6.47% | 122,919,300 |
| Mar 2021 | $120.35 | $137.07 | $118.76 | $133.26 | +12.05% | 127,965,900 |
| Feb 2021 | $119.90 | $124.35 | $118.12 | $118.93 | -0.15% | 106,709,200 |
| Jan 2021 | $125.85 | $132.24 | $117.36 | $119.11 | -5.38% | 175,908,200 |
| Dec 2020 | $123.90 | $127.69 | $121.72 | $125.88 | +1.91% | 102,823,200 |
| Nov 2020 | $112.65 | $125.31 | $111.16 | $123.52 | +10.62% | 103,669,300 |
| Oct 2020 | $122.36 | $135.50 | $105.92 | $111.66 | -8.23% | 159,115,500 |
| Sep 2020 | $122.85 | $129.95 | $116.48 | $121.67 | -1.33% | 84,483,600 |
| Aug 2020 | $123.50 | $130.47 | $122.15 | $123.31 | +0.30% | 74,033,500 |
| Jul 2020 | $120.27 | $132.17 | $115.20 | $122.94 | +1.80% | 114,182,300 |
| Jun 2020 | $124.64 | $135.88 | $115.88 | $120.77 | -3.31% | 121,001,600 |
| May 2020 | $123.19 | $126.97 | $111.81 | $124.90 | -0.53% | 92,882,000 |
| Apr 2020 | $106.36 | $129.31 | $104.52 | $125.56 | +13.19% | 130,694,000 |
| Mar 2020 | $130.75 | $136.10 | $90.56 | $110.93 | -14.77% | 190,076,300 |
| Feb 2020 | $144.25 | $158.75 | $126.36 | $130.15 | -9.45% | 118,146,600 |
| Jan 2020 | $135.00 | $145.79 | $133.20 | $143.73 | +7.23% | 113,249,700 |
| Dec 2019 | $134.45 | $136.42 | $130.69 | $134.04 | -0.30% | 71,853,900 |
| Nov 2019 | $134.50 | $139.14 | $132.75 | $134.45 | +0.54% | 64,772,300 |
| Oct 2019 | $145.59 | $147.35 | $130.90 | $133.73 | -8.04% | 91,420,200 |
| Sep 2019 | $134.85 | $146.57 | $133.33 | $145.42 | +7.30% | 61,812,000 |
| Aug 2019 | $148.90 | $152.95 | $128.83 | $135.53 | -8.57% | 95,519,752 |
| Jul 2019 | $139.60 | $151.94 | $139.13 | $148.24 | +7.50% | 80,161,300 |
| Jun 2019 | $127.10 | $140.15 | $127.06 | $137.90 | +8.59% | 61,341,600 |
| May 2019 | $140.55 | $141.81 | $126.85 | $126.99 | -9.47% | 75,536,400 |
| Apr 2019 | $141.51 | $145.39 | $136.26 | $140.27 | -0.59% | 80,197,500 |
| Mar 2019 | $139.31 | $142.12 | $133.58 | $141.10 | +2.15% | 74,687,300 |
| Feb 2019 | $134.97 | $140.49 | $132.12 | $138.13 | +2.76% | 68,461,200 |
| Jan 2019 | $112.01 | $135.41 | $111.69 | $134.42 | +18.25% | 120,387,100 |
| Dec 2018 | $125.67 | $126.59 | $105.94 | $113.67 | -8.53% | 115,604,100 |
| Nov 2018 | $115.50 | $125.06 | $114.54 | $124.27 | +7.66% | 141,718,900 |
| Oct 2018 | $151.71 | $154.36 | $114.09 | $115.43 | -23.66% | 198,093,000 |
| Sep 2018 | $145.98 | $153.35 | $144.81 | $151.21 | +3.23% | 95,867,900 |
| Aug 2018 | $144.76 | $147.93 | $142.00 | $146.48 | +1.07% | 79,195,100 |
| Jul 2018 | $138.28 | $150.54 | $138.20 | $144.93 | +3.74% | 94,954,000 |
| Jun 2018 | $142.43 | $147.52 | $137.45 | $139.70 | -1.14% | 89,801,400 |
| May 2018 | $144.65 | $146.20 | $139.90 | $141.31 | -2.52% | 88,812,900 |
| Apr 2018 | $153.34 | $162.00 | $144.11 | $144.96 | -5.52% | 122,745,300 |
| Mar 2018 | $155.53 | $162.11 | $148.54 | $153.43 | -1.54% | 94,316,900 |
| Feb 2018 | $163.19 | $164.13 | $144.40 | $155.83 | -4.81% | 102,364,900 |
| Jan 2018 | $154.50 | $171.13 | $153.54 | $163.70 | +6.70% | 145,086,400 |
| Dec 2017 | $154.40 | $157.85 | $151.49 | $153.42 | -0.36% | 88,788,100 |
| Nov 2017 | $154.10 | $154.90 | $146.21 | $153.97 | -0.06% | 89,775,600 |
| Oct 2017 | $145.35 | $162.51 | $145.21 | $154.06 | +6.19% | 125,345,600 |
| Sep 2017 | $142.98 | $147.42 | $141.64 | $145.08 | +1.43% | 78,296,700 |
| Aug 2017 | $145.00 | $145.67 | $139.13 | $143.03 | -1.13% | 80,246,500 |
| Jul 2017 | $153.58 | $156.03 | $143.64 | $144.67 | -5.95% | 93,293,500 |
| Jun 2017 | $152.80 | $157.20 | $150.80 | $153.83 | +0.79% | 83,977,000 |
| May 2017 | $160.05 | $160.42 | $149.79 | $152.63 | -4.78% | 103,329,100 |
| Apr 2017 | $173.82 | $176.33 | $159.60 | $160.29 | -7.95% | 100,052,300 |
| Mar 2017 | $180.48 | $182.55 | $172.09 | $174.14 | -3.16% | 79,477,000 |
| Feb 2017 | $175.00 | $182.79 | $172.89 | $179.82 | +3.04% | 59,820,600 |
| Jan 2017 | $167.00 | $179.25 | $165.34 | $174.52 | +5.14% | 88,764,500 |
| Dec 2016 | $161.95 | $169.95 | $158.30 | $165.99 | +2.32% | 69,470,400 |
| Nov 2016 | $153.50 | $164.66 | $151.00 | $162.22 | +5.55% | 76,338,800 |
| Oct 2016 | $158.06 | $158.53 | $147.79 | $153.69 | -3.25% | 78,327,200 |
| Sep 2016 | $158.32 | $165.00 | $153.21 | $158.85 | -0.02% | 69,937,000 |
| Aug 2016 | $160.65 | $164.95 | $157.85 | $158.88 | -1.08% | 69,706,500 |
| Jul 2016 | $151.78 | $163.60 | $149.92 | $160.62 | +5.82% | 69,425,000 |
| Jun 2016 | $153.00 | $155.48 | $142.50 | $151.78 | -1.27% | 76,973,700 |
| May 2016 | $146.56 | $153.81 | $142.90 | $153.74 | +5.34% | 75,249,000 |
| Apr 2016 | $150.51 | $153.52 | $142.61 | $145.94 | -3.64% | 94,482,500 |
| Mar 2016 | $132.24 | $153.10 | $132.03 | $151.45 | +15.58% | 105,746,700 |
| Feb 2016 | $124.40 | $134.92 | $116.90 | $131.03 | +5.00% | 106,715,800 |
| Jan 2016 | $135.60 | $136.89 | $118.00 | $124.79 | -9.32% | 126,233,100 |
| Dec 2015 | $139.58 | $141.40 | $133.91 | $137.62 | -1.29% | 97,680,800 |
| Nov 2015 | $140.50 | $142.80 | $131.65 | $139.42 | -0.47% | 85,437,000 |
| Oct 2015 | $145.31 | $153.15 | $137.33 | $140.08 | -3.37% | 120,475,900 |
| Sep 2015 | $144.91 | $149.68 | $141.15 | $144.97 | -1.97% | 81,813,300 |
| Aug 2015 | $161.70 | $161.85 | $140.62 | $147.89 | -8.70% | 93,728,000 |
| Jul 2015 | $163.97 | $173.78 | $158.50 | $161.99 | -0.41% | 93,854,600 |
| Jun 2015 | $170.21 | $171.56 | $162.12 | $162.66 | -4.12% | 80,847,700 |
| May 2015 | $173.20 | $176.30 | $168.84 | $169.65 | -0.96% | 57,928,700 |
| Apr 2015 | $160.23 | $175.13 | $158.39 | $171.29 | +6.72% | 93,836,100 |
| Mar 2015 | $161.94 | $165.35 | $153.40 | $160.50 | -0.89% | 104,911,500 |
| Feb 2015 | $154.00 | $164.99 | $151.51 | $161.94 | +5.63% | 77,656,900 |
| Jan 2015 | $161.31 | $163.31 | $149.52 | $153.31 | -4.44% | 117,412,100 |
| Dec 2014 | $161.64 | $164.52 | $150.50 | $160.44 | -1.07% | 101,583,300 |
| Nov 2014 | $164.25 | $164.97 | $159.80 | $162.17 | -1.36% | 80,015,600 |
| Oct 2014 | $189.91 | $190.89 | $161.10 | $164.40 | -13.40% | 146,255,300 |
| Sep 2014 | $192.68 | $195.00 | $188.12 | $189.83 | -1.28% | 64,179,600 |
| Aug 2014 | $190.50 | $194.13 | $183.58 | $192.30 | +0.33% | 53,454,100 |
| Jul 2014 | $181.70 | $196.40 | $181.70 | $191.67 | +5.74% | 97,597,800 |
| Jun 2014 | $184.76 | $187.65 | $179.27 | $181.27 | -1.68% | 78,501,700 |
| May 2014 | $196.31 | $196.74 | $182.33 | $184.36 | -6.16% | 70,018,300 |
| Apr 2014 | $193.12 | $199.21 | $187.01 | $196.47 | +2.07% | 118,441,200 |
| Mar 2014 | $183.33 | $195.63 | $182.21 | $192.49 | +3.95% | 118,984,000 |
| Feb 2014 | $176.02 | $186.12 | $172.19 | $185.17 | +4.81% | 87,054,800 |
| Jan 2014 | $187.21 | $190.81 | $175.34 | $176.68 | -5.81% | 123,489,300 |
| Dec 2013 | $179.46 | $187.79 | $172.73 | $187.57 | +4.39% | 97,993,100 |
| Nov 2013 | $179.81 | $186.24 | $177.31 | $179.68 | +0.26% | 100,984,900 |
| Oct 2013 | $185.34 | $186.99 | $172.57 | $179.21 | -3.22% | 130,967,100 |
| Sep 2013 | $183.63 | $194.89 | $182.31 | $185.18 | +1.60% | 71,488,100 |
| Aug 2013 | $196.65 | $197.17 | $181.10 | $182.27 | -6.55% | 73,077,400 |
| Jul 2013 | $192.15 | $200.94 | $190.26 | $195.04 | +2.06% | 88,079,400 |
| Jun 2013 | $208.25 | $210.05 | $188.41 | $191.11 | -8.13% | 80,215,000 |
| May 2013 | $201.87 | $211.98 | $199.20 | $208.02 | +2.71% | 90,683,600 |
| Apr 2013 | $212.80 | $214.89 | $187.68 | $202.54 | -5.04% | 108,666,600 |
| Mar 2013 | $200.65 | $215.90 | $199.36 | $213.30 | +6.21% | 76,023,800 |
| Feb 2013 | $204.65 | $205.35 | $197.51 | $200.83 | -1.10% | 64,144,100 |
| Jan 2013 | $194.09 | $208.58 | $190.39 | $203.07 | +6.01% | 87,636,600 |
| Dec 2012 | $190.76 | $196.45 | $186.94 | $191.55 | +0.78% | 79,320,200 |
| Nov 2012 | $194.68 | $198.00 | $184.78 | $190.07 | -2.29% | 81,892,500 |
| Oct 2012 | $208.01 | $211.79 | $190.56 | $194.53 | -6.23% | 96,155,000 |
| Sep 2012 | $196.61 | $208.32 | $193.25 | $207.45 | +6.47% | 77,341,400 |
| Aug 2012 | $196.96 | $202.00 | $193.02 | $194.85 | -0.58% | 60,653,700 |
| Jul 2012 | $196.36 | $197.84 | $181.85 | $195.98 | +0.20% | 91,516,500 |
| Jun 2012 | $190.12 | $199.99 | $187.00 | $195.58 | +1.39% | 84,559,100 |
| May 2012 | $207.18 | $208.93 | $192.00 | $192.90 | -6.85% | 86,005,300 |
| Apr 2012 | $208.96 | $210.69 | $196.79 | $207.08 | -0.75% | 86,603,000 |
| Mar 2012 | $197.23 | $209.12 | $196.81 | $208.65 | +6.06% | 88,096,900 |
| Feb 2012 | $193.21 | $199.23 | $190.83 | $196.73 | +2.14% | 78,809,900 |
| Jan 2012 | $186.73 | $193.10 | $177.35 | $192.60 | +4.74% | 110,015,000 |
| Dec 2011 | $187.01 | $194.90 | $179.04 | $183.88 | -2.19% | 103,436,500 |
| Nov 2011 | $181.55 | $189.97 | $177.06 | $188.00 | +1.83% | 97,014,100 |
| Oct 2011 | $174.36 | $190.53 | $168.88 | $184.63 | +5.58% | 144,563,700 |
| Sep 2011 | $172.71 | $180.91 | $158.76 | $174.87 | +1.72% | 137,895,000 |
| Aug 2011 | $182.60 | $183.69 | $157.13 | $171.91 | -5.47% | 195,054,100 |
| Jul 2011 | $171.61 | $185.63 | $171.49 | $181.85 | +6.00% | 113,593,200 |
| Jun 2011 | $168.90 | $172.45 | $161.52 | $171.55 | +1.55% | 105,442,400 |
| May 2011 | $172.11 | $173.54 | $165.90 | $168.93 | -0.97% | 110,804,200 |
| Apr 2011 | $163.70 | $173.00 | $162.19 | $170.58 | +4.61% | 100,769,500 |
| Mar 2011 | $163.15 | $167.72 | $151.71 | $163.07 | +0.74% | 129,714,300 |
| Feb 2011 | $162.11 | $166.25 | $159.03 | $161.88 | -0.07% | 89,067,500 |
| Jan 2011 | $147.21 | $164.35 | $146.64 | $162.00 | +10.38% | 118,831,600 |
| Dec 2010 | $143.61 | $147.50 | $143.51 | $146.76 | +3.75% | 93,392,800 |
| Nov 2010 | $143.64 | $147.53 | $141.18 | $141.46 | -1.49% | 104,096,700 |
| Oct 2010 | $135.51 | $144.00 | $134.39 | $143.60 | +7.05% | 137,284,700 |
| Sep 2010 | $125.31 | $136.11 | $124.52 | $134.14 | +8.94% | 116,092,900 |
| Aug 2010 | $129.25 | $132.49 | $122.28 | $123.13 | -4.10% | 117,394,000 |
| Jul 2010 | $123.55 | $131.60 | $120.61 | $128.40 | +3.98% | 144,080,000 |
| Jun 2010 | $124.69 | $131.94 | $122.82 | $123.48 | -1.42% | 162,019,100 |
| May 2010 | $129.39 | $133.10 | $116.00 | $125.26 | -2.90% | 188,444,200 |
| Apr 2010 | $128.95 | $132.28 | $127.12 | $129.00 | +0.58% | 146,426,400 |
| Mar 2010 | $127.50 | $130.73 | $125.20 | $128.25 | +0.86% | 139,997,300 |
| Feb 2010 | $123.23 | $128.27 | $121.61 | $127.16 | +3.90% | 113,211,200 |
| Jan 2010 | $131.18 | $134.25 | $121.90 | $122.39 | -6.50% | 156,110,600 |
| Dec 2009 | $127.29 | $132.85 | $126.00 | $130.90 | +3.60% | 124,475,900 |
| Nov 2009 | $120.77 | $128.94 | $119.50 | $126.35 | +4.76% | 110,748,200 |
| Oct 2009 | $119.39 | $128.61 | $117.26 | $120.61 | +0.84% | 183,531,100 |
| Sep 2009 | $117.67 | $122.88 | $115.15 | $119.61 | +1.32% | 131,522,200 |
| Aug 2009 | $118.88 | $120.88 | $116.12 | $118.05 | +0.10% | 112,480,200 |
| Jul 2009 | $105.00 | $119.37 | $99.50 | $117.93 | +12.94% | 176,171,400 |
| Jun 2009 | $106.94 | $110.64 | $103.51 | $104.42 | -1.75% | 160,502,100 |
| May 2009 | $103.78 | $106.82 | $99.83 | $106.28 | +2.97% | 153,084,700 |
| Apr 2009 | $96.13 | $106.05 | $95.70 | $103.21 | +6.52% | 213,623,100 |
| Mar 2009 | $91.17 | $99.86 | $83.02 | $96.89 | +5.28% | 286,114,500 |
| Feb 2009 | $90.60 | $97.10 | $82.85 | $92.03 | +0.41% | 223,017,600 |
| Jan 2009 | $83.89 | $94.94 | $81.76 | $91.65 | +8.90% | 208,959,400 |
| Dec 2008 | $80.95 | $87.27 | $75.31 | $84.16 | +3.14% | 188,846,100 |
| Nov 2008 | $92.64 | $94.76 | $69.50 | $81.60 | -12.23% | 218,313,000 |
| Oct 2008 | $115.51 | $116.80 | $78.82 | $92.97 | -20.51% | 314,972,000 |
| Sep 2008 | $122.87 | $124.00 | $109.95 | $116.96 | -3.92% | 218,411,700 |
| Aug 2008 | $128.52 | $129.97 | $121.50 | $121.73 | -4.88% | 137,028,800 |
| Jul 2008 | $117.50 | $130.93 | $116.60 | $127.98 | +7.97% | 200,876,500 |
| Jun 2008 | $128.49 | $129.37 | $118.15 | $118.53 | -8.42% | 152,327,500 |
| May 2008 | $121.06 | $129.99 | $120.78 | $129.43 | +7.23% | 159,517,500 |
| Apr 2008 | $115.20 | $125.00 | $113.86 | $120.70 | +4.83% | 192,087,200 |
| Mar 2008 | $113.86 | $119.79 | $111.80 | $115.14 | +1.12% | 179,284,200 |
| Feb 2008 | $107.16 | $116.63 | $100.60 | $113.86 | +6.30% | 168,280,800 |
| Jan 2008 | $108.99 | $108.99 | $97.04 | $107.11 | -0.92% | 247,523,900 |
| Dec 2007 | $105.55 | $112.19 | $104.00 | $108.10 | +2.78% | 134,151,600 |
| Nov 2007 | $115.50 | $116.09 | $99.27 | $105.18 | -9.42% | 200,920,600 |
| Oct 2007 | $117.61 | $121.46 | $110.96 | $116.12 | -1.43% | 171,669,000 |
| Sep 2007 | $116.34 | $118.89 | $114.30 | $117.80 | +0.95% | 132,233,800 |
| Aug 2007 | $110.39 | $117.35 | $103.70 | $116.69 | +5.46% | 202,871,500 |
| Jul 2007 | $105.39 | $118.82 | $104.58 | $110.65 | +5.13% | 212,757,600 |
| Jun 2007 | $106.62 | $107.24 | $101.56 | $105.25 | -1.27% | 169,602,000 |
| May 2007 | $102.06 | $108.05 | $101.35 | $106.60 | +4.30% | 146,441,400 |
| Apr 2007 | $94.51 | $103.00 | $93.91 | $102.21 | +8.43% | 166,807,200 |
| Mar 2007 | $90.25 | $95.81 | $88.77 | $94.26 | +1.42% | 163,194,500 |
| Feb 2007 | $98.97 | $100.44 | $92.47 | $92.94 | -6.26% | 125,776,200 |
| Jan 2007 | $97.18 | $100.90 | $94.55 | $99.15 | +2.06% | 192,702,000 |
| Dec 2006 | $91.90 | $97.88 | $90.55 | $97.15 | +5.69% | 104,470,200 |
| Nov 2006 | $92.50 | $94.05 | $90.43 | $91.92 | -0.44% | 104,430,000 |
| Oct 2006 | $81.76 | $92.68 | $81.56 | $92.33 | +12.68% | 170,367,300 |
| Sep 2006 | $81.13 | $83.79 | $79.31 | $81.94 | +1.20% | 102,776,100 |
| Aug 2006 | $76.65 | $81.68 | $75.05 | $80.97 | +4.60% | 100,880,300 |
| Jul 2006 | $77.54 | $78.53 | $72.73 | $77.41 | +0.77% | 137,188,300 |
| Jun 2006 | $79.89 | $80.87 | $76.06 | $76.82 | -3.85% | 139,457,800 |
| May 2006 | $82.59 | $83.69 | $79.06 | $79.90 | -2.96% | 113,146,500 |
| Apr 2006 | $82.72 | $84.45 | $80.63 | $82.34 | -0.16% | 114,007,000 |
| Mar 2006 | $80.20 | $84.99 | $79.51 | $82.47 | +2.78% | 111,514,900 |
| Feb 2006 | $80.90 | $82.24 | $78.93 | $80.24 | -1.30% | 111,052,200 |
| Jan 2006 | $82.45 | $85.03 | $80.21 | $81.30 | -1.09% | 146,491,600 |
| Dec 2005 | $89.15 | $89.92 | $81.56 | $82.20 | -7.54% | 120,052,400 |
| Nov 2005 | $81.85 | $89.94 | $80.64 | $88.90 | +8.57% | 110,664,500 |
| Oct 2005 | $80.22 | $84.60 | $78.70 | $81.88 | +2.07% | 139,881,800 |
| Sep 2005 | $80.16 | $82.11 | $76.93 | $80.22 | -0.50% | 115,681,400 |
| Aug 2005 | $83.00 | $84.20 | $79.87 | $80.62 | -3.40% | 105,031,100 |
| Jul 2005 | $74.30 | $85.11 | $74.16 | $83.46 | +12.48% | 156,801,500 |
| Jun 2005 | $75.57 | $77.73 | $73.45 | $74.20 | -1.79% | 135,542,800 |
| May 2005 | $76.88 | $78.11 | $72.50 | $75.55 | -1.09% | 138,416,000 |
| Apr 2005 | $91.49 | $91.76 | $71.85 | $76.38 | -16.41% | 216,745,500 |
| Mar 2005 | $92.64 | $93.73 | $89.09 | $91.38 | -1.30% | 106,145,200 |
| Feb 2005 | $93.67 | $94.97 | $91.55 | $92.58 | -0.90% | 79,707,700 |
| Jan 2005 | $98.97 | $99.10 | $91.44 | $93.42 | -5.23% | 114,459,000 |
| Dec 2004 | $94.50 | $99.00 | $94.47 | $98.58 | +4.61% | 108,170,400 |
| Nov 2004 | $89.33 | $96.63 | $89.23 | $94.24 | +5.00% | 114,982,100 |
| Oct 2004 | $85.95 | $90.27 | $84.29 | $89.75 | +4.68% | 118,116,100 |
| Sep 2004 | $84.05 | $87.28 | $83.24 | $85.74 | +1.24% | 93,906,300 |
| Aug 2004 | $86.87 | $87.39 | $81.90 | $84.69 | -2.73% | 91,169,700 |
| Jul 2004 | $88.28 | $88.44 | $83.42 | $87.07 | -1.23% | 121,001,000 |
| Jun 2004 | $88.00 | $91.21 | $87.30 | $88.15 | -0.50% | 91,968,600 |
| May 2004 | $88.13 | $89.75 | $85.12 | $88.59 | +0.48% | 104,707,300 |
| Apr 2004 | $91.67 | $94.55 | $88.01 | $88.17 | -4.00% | 110,632,000 |
| Mar 2004 | $96.50 | $97.60 | $90.28 | $91.84 | -4.83% | 124,483,700 |
| Feb 2004 | $99.15 | $100.43 | $95.20 | $96.50 | -2.75% | 97,741,900 |
| Jan 2004 | $92.86 | $99.85 | $89.01 | $99.23 | +7.07% | 139,368,500 |
| Dec 2003 | $90.90 | $94.12 | $90.03 | $92.68 | +2.36% | 116,103,600 |
| Nov 2003 | $89.90 | $91.48 | $87.72 | $90.54 | +1.18% | 97,966,100 |
| Oct 2003 | $88.75 | $94.54 | $87.53 | $89.48 | +1.30% | 156,145,400 |
| Sep 2003 | $82.40 | $93.47 | $82.30 | $88.33 | +7.71% | 171,943,100 |
| Aug 2003 | $81.15 | $84.72 | $78.73 | $82.01 | +0.94% | 113,895,200 |
| Jul 2003 | $81.40 | $87.03 | $80.58 | $81.25 | -1.52% | 153,915,600 |
| Jun 2003 | $89.00 | $89.08 | $79.81 | $82.50 | -6.29% | 184,488,300 |
| May 2003 | $85.30 | $90.40 | $84.45 | $88.04 | +3.70% | 149,548,000 |
| Apr 2003 | $78.50 | $86.49 | $78.12 | $84.90 | +8.25% | 177,874,300 |
| Mar 2003 | $78.90 | $84.90 | $73.17 | $78.43 | +0.62% | 191,937,200 |
| Feb 2003 | $78.20 | $80.05 | $74.31 | $77.95 | -0.32% | 145,672,700 |
| Jan 2003 | $78.80 | $88.95 | $77.02 | $78.20 | +0.90% | 193,933,500 |
| Dec 2002 | $88.60 | $89.46 | $75.60 | $77.50 | -10.84% | 151,563,500 |
| Nov 2002 | $78.90 | $88.11 | $76.70 | $86.92 | +10.11% | 184,438,100 |
| Oct 2002 | $59.20 | $79.79 | $54.01 | $78.94 | +35.38% | 285,626,300 |
| Sep 2002 | $74.20 | $77.50 | $57.99 | $58.31 | -22.65% | 185,664,400 |
| Aug 2002 | $70.40 | $82.85 | $65.85 | $75.38 | +7.07% | 166,322,300 |
| Jul 2002 | $72.01 | $74.20 | $65.70 | $70.40 | -2.22% | 246,256,900 |
| Jun 2002 | $80.75 | $80.95 | $66.10 | $72.00 | -10.50% | 190,980,700 |
| May 2002 | $83.85 | $86.49 | $75.92 | $80.45 | -3.95% | 172,738,400 |
| Apr 2002 | $104.00 | $104.00 | $83.34 | $83.76 | -19.46% | 246,503,300 |
| Mar 2002 | $98.60 | $108.85 | $98.50 | $104.00 | +5.99% | 151,268,500 |
| Feb 2002 | $107.64 | $109.30 | $95.76 | $98.12 | -9.06% | 172,321,000 |
| Jan 2002 | $120.60 | $126.39 | $101.00 | $107.89 | -10.81% | 193,562,900 |
| Dec 2001 | $114.80 | $124.70 | $113.21 | $120.96 | +4.65% | 133,393,800 |
| Nov 2001 | $107.25 | $117.00 | $106.90 | $115.59 | +6.96% | 135,136,300 |
| Oct 2001 | $91.72 | $112.10 | $91.34 | $108.07 | +17.83% | 224,351,500 |
| Sep 2001 | $100.15 | $103.13 | $87.49 | $91.72 | -8.23% | 189,312,500 |
| Aug 2001 | $105.35 | $110.09 | $98.86 | $99.95 | -5.00% | 143,401,500 |
| Jul 2001 | $113.50 | $115.40 | $101.56 | $105.21 | -7.30% | 161,016,400 |
| Jun 2001 | $112.50 | $119.00 | $111.10 | $113.50 | +1.52% | 142,929,700 |
| May 2001 | $115.85 | $119.90 | $110.96 | $111.80 | -2.90% | 159,356,200 |
| Apr 2001 | $97.45 | $118.05 | $90.05 | $115.14 | +19.71% | 226,210,900 |
| Mar 2001 | $99.30 | $108.40 | $87.65 | $96.18 | -3.72% | 254,550,000 |
| Feb 2001 | $112.40 | $118.64 | $99.10 | $99.90 | -10.80% | 156,438,900 |
| Jan 2001 | $84.50 | $116.75 | $83.75 | $112.00 | +31.76% | 198,962,600 |
| Dec 2000 | $94.44 | $104.75 | $80.06 | $85.00 | -9.09% | 167,790,700 |
| Nov 2000 | $98.44 | $104.38 | $91.63 | $93.50 | -5.08% | 130,411,900 |
| Oct 2000 | $112.63 | $119.63 | $86.94 | $98.50 | -12.54% | 223,510,000 |
| Sep 2000 | $133.06 | $134.94 | $110.25 | $112.63 | -14.69% | 107,468,400 |
| Aug 2000 | $112.00 | $134.25 | $110.25 | $132.02 | +17.61% | 121,998,000 |
| Jul 2000 | $108.75 | $117.81 | $100.00 | $112.25 | +2.45% | 150,130,400 |
| Jun 2000 | $107.56 | $122.31 | $105.50 | $109.56 | +2.10% | 136,216,300 |
| May 2000 | $112.50 | $113.63 | $102.00 | $107.31 | -3.76% | 123,803,200 |
| Apr 2000 | $120.00 | $128.00 | $101.25 | $111.50 | -5.81% | 168,464,800 |
| Mar 2000 | $102.00 | $128.25 | $99.50 | $118.38 | +15.21% | 194,329,000 |
| Feb 2000 | $112.38 | $119.75 | $100.94 | $102.75 | -8.46% | 133,524,400 |
| Jan 2000 | $112.44 | $124.75 | $109.63 | $112.25 | +4.06% | 175,259,600 |
| Dec 1999 | $102.56 | $122.13 | $102.25 | $107.88 | +4.67% | 158,626,300 |
| Nov 1999 | $98.50 | $109.88 | $90.00 | $103.06 | +4.90% | 215,184,000 |
| Oct 1999 | $121.00 | $123.25 | $89.00 | $98.25 | -18.80% | 305,298,100 |
| Sep 1999 | $125.63 | $137.69 | $119.63 | $121.00 | -2.86% | 148,296,500 |
| Aug 1999 | $124.00 | $129.63 | $117.56 | $124.56 | -0.90% | 128,262,000 |
| Jul 1999 | $130.00 | $139.19 | $122.63 | $125.69 | -2.76% | 132,738,400 |
| Jun 1999 | $113.63 | $132.00 | $109.44 | $129.25 | +11.42% | 131,076,300 |
| May 1999 | $104.00 | $123.00 | $103.16 | $116.00 | +10.91% | 212,247,200 |
| Apr 1999 | $88.66 | $107.63 | $81.50 | $104.59 | +18.02% | 267,372,400 |
| Mar 1999 | $84.75 | $92.97 | $82.00 | $88.63 | +4.42% | 230,701,600 |
| Feb 1999 | $92.25 | $92.25 | $80.88 | $84.88 | -7.37% | 203,078,200 |
| Jan 1999 | $92.50 | $99.63 | $86.75 | $91.63 | -0.61% | 246,686,000 |
| Dec 1998 | $81.75 | $94.97 | $81.13 | $92.19 | +11.66% | 142,026,400 |
| Nov 1998 | $74.22 | $85.28 | $72.88 | $82.56 | +11.20% | 137,674,800 |
| Oct 1998 | $62.53 | $74.91 | $58.41 | $74.25 | +15.56% | 248,289,400 |
| Sep 1998 | $56.50 | $68.09 | $55.38 | $64.25 | +14.10% | 191,312,400 |
| Aug 1998 | $67.00 | $67.44 | $56.31 | $56.31 | -15.00% | 187,305,400 |
| Jul 1998 | $58.00 | $69.06 | $56.38 | $66.25 | +15.41% | 173,555,400 |
| Jun 1998 | $58.69 | $60.00 | $53.00 | $57.41 | -2.29% | 163,688,800 |
| May 1998 | $57.97 | $64.66 | $57.75 | $58.75 | +1.40% | 151,724,400 |
| Apr 1998 | $51.94 | $60.00 | $51.66 | $57.94 | +11.55% | 175,968,600 |
| Mar 1998 | $52.09 | $53.34 | $47.94 | $51.94 | -0.54% | 161,250,600 |
| Feb 1998 | $50.00 | $52.94 | $48.75 | $52.22 | +5.76% | 142,352,000 |
| Jan 1998 | $52.25 | $54.19 | $47.81 | $49.38 | -5.62% | 206,153,000 |
| Dec 1997 | $55.00 | $56.75 | $48.19 | $52.31 | -4.45% | 189,262,800 |
| Nov 1997 | $49.56 | $54.97 | $47.63 | $54.75 | +11.17% | 147,470,000 |
| Oct 1997 | $53.06 | $53.63 | $44.31 | $49.25 | -7.08% | 230,292,000 |
| Sep 1997 | $50.69 | $53.72 | $48.06 | $53.00 | +4.56% | 170,868,800 |
| Aug 1997 | $52.75 | $54.72 | $49.84 | $50.69 | -4.14% | 155,661,400 |
| Jul 1997 | $45.13 | $54.22 | $45.06 | $52.88 | +17.17% | 208,427,400 |
| Jun 1997 | $43.88 | $46.88 | $40.88 | $45.13 | +4.34% | 167,324,800 |
| May 1997 | $40.13 | $45.94 | $39.84 | $43.25 | +7.79% | 273,395,600 |
| Apr 1997 | $34.25 | $40.28 | $31.78 | $40.13 | +16.94% | 326,464,400 |
| Mar 1997 | $35.94 | $37.44 | $32.50 | $34.31 | -4.52% | 278,667,200 |
| Feb 1997 | $39.34 | $39.34 | $34.28 | $35.94 | -8.37% | 309,689,200 |
| Jan 1997 | $38.44 | $42.53 | $36.25 | $39.22 | +3.55% | 415,245,600 |
| Dec 1996 | $39.91 | $41.50 | $36.81 | $37.88 | -4.94% | 270,300,800 |
| Nov 1996 | $32.22 | $40.19 | $31.78 | $39.84 | +23.55% | 289,765,600 |
| Oct 1996 | $31.00 | $33.84 | $30.78 | $32.25 | +3.61% | 236,814,000 |
| Sep 1996 | $28.31 | $31.97 | $28.14 | $31.13 | +8.85% | 213,265,200 |
| Aug 1996 | $27.00 | $28.94 | $26.81 | $28.59 | +6.40% | 187,934,000 |
| Jul 1996 | $24.81 | $27.22 | $22.28 | $26.88 | +8.59% | 302,262,000 |
| Jun 1996 | $26.59 | $26.66 | $24.03 | $24.75 | -7.26% | 232,344,400 |
| May 1996 | $26.94 | $28.13 | $25.91 | $26.69 | -0.93% | 225,481,200 |
| Apr 1996 | $28.03 | $30.22 | $25.84 | $26.94 | -3.15% | 369,420,400 |
| Mar 1996 | $30.41 | $31.38 | $26.91 | $27.81 | -9.28% | 331,419,600 |
| Feb 1996 | $27.19 | $32.22 | $27.03 | $30.66 | +13.02% | 341,496,800 |
| Jan 1996 | $22.84 | $27.47 | $20.78 | $27.13 | +18.74% | 435,801,200 |
| Dec 1995 | $24.25 | $24.31 | $21.94 | $22.84 | -5.43% | 238,327,200 |
| Nov 1995 | $24.31 | $25.59 | $23.25 | $24.16 | -0.64% | 222,618,400 |
| Oct 1995 | $23.75 | $24.81 | $22.28 | $24.31 | +2.91% | 331,111,200 |
| Sep 1995 | $25.69 | $26.13 | $22.91 | $23.63 | -8.59% | 389,168,000 |
| Aug 1995 | $27.28 | $28.66 | $24.66 | $25.84 | -5.05% | 280,425,600 |
| Jul 1995 | $24.06 | $27.81 | $23.94 | $27.22 | +13.41% | 302,672,000 |
| Jun 1995 | $23.38 | $24.84 | $22.09 | $24.00 | +3.23% | 267,735,600 |
| May 1995 | $23.47 | $24.47 | $22.88 | $23.25 | -1.72% | 259,951,200 |
| Apr 1995 | $20.56 | $24.22 | $20.56 | $23.66 | +15.22% | 223,769,200 |
| Mar 1995 | $18.78 | $21.28 | $18.78 | $20.53 | +9.14% | 255,785,600 |
| Feb 1995 | $18.09 | $19.06 | $18.06 | $18.81 | +4.33% | 140,747,200 |
| Jan 1995 | $18.38 | $19.50 | $17.56 | $18.03 | -1.87% | 209,998,400 |
| Dec 1994 | $17.66 | $18.66 | $17.22 | $18.38 | +3.89% | 162,032,400 |
| Nov 1994 | $18.59 | $18.81 | $17.00 | $17.69 | -5.03% | 183,975,600 |
| Oct 1994 | $17.34 | $19.09 | $16.84 | $18.63 | +7.00% | 217,612,400 |
| Sep 1994 | $16.72 | $17.84 | $16.66 | $17.41 | +1.64% | 182,742,800 |
| Aug 1994 | $15.47 | $17.53 | $15.38 | $17.13 | +10.71% | 241,504,800 |
| Jul 1994 | $14.75 | $15.78 | $13.63 | $15.47 | +5.32% | 220,216,800 |
| Jun 1994 | $15.75 | $16.25 | $14.53 | $14.69 | -6.75% | 179,832,000 |
| May 1994 | $14.38 | $16.03 | $14.06 | $15.75 | +9.57% | 191,827,200 |
| Apr 1994 | $13.25 | $14.88 | $12.84 | $14.38 | +5.26% | 213,590,400 |
| Mar 1994 | $13.22 | $14.72 | $12.84 | $13.66 | +3.31% | 246,932,800 |
| Feb 1994 | $14.22 | $14.34 | $13.00 | $13.22 | -6.42% | 148,824,800 |
| Jan 1994 | $14.22 | $15.00 | $13.69 | $14.13 | 0.00% | 214,073,600 |
| Dec 1993 | $13.69 | $14.97 | $13.19 | $14.13 | +4.87% | 196,909,600 |
| Nov 1993 | $11.50 | $14.03 | $11.44 | $13.47 | +17.12% | 270,267,200 |
| Oct 1993 | $10.53 | $11.66 | $10.53 | $11.50 | +9.52% | 182,151,200 |
| Sep 1993 | $11.44 | $11.59 | $10.31 | $10.50 | -8.20% | 143,716,000 |
| Aug 1993 | $11.09 | $11.47 | $10.16 | $11.44 | +2.81% | 140,713,600 |
| Jul 1993 | $12.41 | $12.44 | $10.28 | $11.13 | -9.87% | 206,189,600 |
| Jun 1993 | $13.31 | $13.59 | $12.13 | $12.34 | -6.40% | 145,922,400 |
| May 1993 | $12.28 | $13.50 | $11.78 | $13.19 | +8.48% | 151,283,200 |
| Apr 1993 | $12.88 | $13.28 | $11.84 | $12.16 | -4.42% | 164,894,000 |
| Mar 1993 | $13.69 | $14.28 | $12.47 | $12.72 | -6.44% | 209,145,600 |
| Feb 1993 | $13.00 | $13.72 | $12.19 | $13.59 | +5.58% | 195,832,000 |
| Jan 1993 | $12.94 | $13.31 | $11.47 | $12.88 | +2.23% | 311,186,000 |
| Dec 1992 | $17.09 | $17.22 | $12.19 | $12.59 | -26.19% | 392,747,600 |
| Nov 1992 | $16.75 | $17.47 | $15.22 | $17.06 | +2.06% | 195,714,800 |
| Oct 1992 | $20.25 | $20.28 | $16.25 | $16.72 | -17.18% | 258,644,800 |
| Sep 1992 | $21.66 | $22.19 | $20.00 | $20.19 | -6.78% | 134,284,000 |
| Aug 1992 | $23.63 | $23.81 | $21.25 | $21.66 | -8.57% | 121,280,800 |
| Jul 1992 | $24.47 | $25.09 | $23.09 | $23.69 | -3.19% | 143,590,400 |
| Jun 1992 | $22.63 | $24.66 | $22.06 | $24.47 | +7.85% | 146,374,400 |
| May 1992 | $22.81 | $23.59 | $22.53 | $22.69 | 0.00% | 113,014,400 |
| Apr 1992 | $20.88 | $22.69 | $20.41 | $22.69 | +8.68% | 154,146,000 |
| Mar 1992 | $21.72 | $22.56 | $20.78 | $20.88 | -3.88% | 134,208,800 |
| Feb 1992 | $22.50 | $23.31 | $21.66 | $21.72 | -3.47% | 109,520,000 |
| Jan 1992 | $22.25 | $24.53 | $22.22 | $22.50 | +1.12% | 148,634,800 |
| Dec 1991 | $22.78 | $23.09 | $20.88 | $22.25 | -3.78% | 186,779,200 |
| Nov 1991 | $24.59 | $25.34 | $23.09 | $23.13 | -5.85% | 116,302,000 |
| Oct 1991 | $25.91 | $26.19 | $24.19 | $24.56 | -5.19% | 121,914,400 |
| Sep 1991 | $24.44 | $26.59 | $24.41 | $25.91 | +6.97% | 117,172,000 |
| Aug 1991 | $25.25 | $25.44 | $23.00 | $24.22 | -4.32% | 127,478,800 |
| Jul 1991 | $24.41 | $25.75 | $23.91 | $25.31 | +4.25% | 115,507,200 |
| Jun 1991 | $26.50 | $26.84 | $24.16 | $24.28 | -8.48% | 143,852,000 |
| May 1991 | $25.63 | $26.63 | $25.13 | $26.53 | +3.03% | 144,389,600 |
| Apr 1991 | $28.47 | $28.69 | $25.53 | $25.75 | -9.55% | 164,028,400 |
| Mar 1991 | $32.06 | $33.75 | $27.75 | $28.47 | -11.55% | 178,246,000 |
| Feb 1991 | $31.63 | $34.94 | $31.41 | $32.19 | +1.58% | 160,567,200 |
| Jan 1991 | $28.22 | $31.78 | $26.38 | $31.69 | +12.17% | 174,923,600 |
| Dec 1990 | $28.63 | $29.00 | $27.66 | $28.25 | -0.55% | 110,565,600 |
| Nov 1990 | $26.34 | $28.78 | $26.22 | $28.41 | +7.70% | 140,917,600 |
| Oct 1990 | $26.78 | $27.59 | $24.06 | $26.38 | -0.82% | 161,156,400 |
| Sep 1990 | $25.25 | $27.31 | $25.19 | $26.59 | +4.42% | 117,822,800 |
| Aug 1990 | $27.97 | $28.09 | $24.13 | $25.47 | -8.63% | 165,578,800 |
| Jul 1990 | $29.38 | $30.78 | $27.63 | $27.88 | -5.11% | 120,184,400 |
| Jun 1990 | $30.13 | $30.56 | $29.06 | $29.38 | -2.08% | 118,013,600 |
| May 1990 | $27.38 | $30.53 | $26.97 | $30.00 | +10.09% | 149,241,200 |
| Apr 1990 | $26.28 | $27.81 | $26.25 | $27.25 | +2.71% | 110,108,400 |
| Mar 1990 | $25.94 | $27.34 | $25.84 | $26.53 | +2.17% | 128,318,400 |
| Feb 1990 | $24.66 | $26.38 | $24.38 | $25.97 | +5.32% | 133,848,800 |
| Jan 1990 | $23.69 | $25.41 | $23.63 | $24.66 | +4.78% | 156,385,200 |
| Dec 1989 | $24.41 | $25.47 | $23.34 | $23.53 | -3.59% | 129,607,600 |
| Nov 1989 | $25.06 | $25.19 | $24.00 | $24.41 | -2.62% | 122,311,600 |
| Oct 1989 | $27.34 | $27.44 | $24.44 | $25.06 | -8.24% | 170,029,200 |
| Sep 1989 | $29.22 | $29.69 | $26.94 | $27.31 | -6.72% | 128,322,400 |
| Aug 1989 | $28.88 | $29.84 | $28.13 | $29.28 | +1.85% | 148,444,400 |
| Jul 1989 | $28.13 | $29.19 | $27.66 | $28.75 | +2.79% | 106,153,600 |
| Jun 1989 | $27.38 | $28.78 | $26.88 | $27.97 | +2.05% | 144,924,400 |
| May 1989 | $28.25 | $28.44 | $26.88 | $27.41 | -3.94% | 137,074,400 |
| Apr 1989 | $27.31 | $28.94 | $26.56 | $28.53 | +4.58% | 111,530,800 |
| Mar 1989 | $30.53 | $30.59 | $26.91 | $27.28 | -10.19% | 165,558,400 |
| Feb 1989 | $32.44 | $32.72 | $30.16 | $30.38 | -6.99% | 114,396,400 |
| Jan 1989 | $30.47 | $32.72 | $30.16 | $32.66 | +7.18% | 130,706,400 |
| Dec 1988 | $29.59 | $31.03 | $29.41 | $30.47 | +2.85% | 91,382,800 |
| Nov 1988 | $30.72 | $31.09 | $28.53 | $29.63 | -3.36% | 103,644,400 |
| Oct 1988 | $28.78 | $31.22 | $28.19 | $30.66 | +6.28% | 116,277,200 |
| Sep 1988 | $27.78 | $29.13 | $27.38 | $28.84 | +3.48% | 107,313,600 |
| Aug 1988 | $31.50 | $31.72 | $27.59 | $27.88 | -11.33% | 116,881,200 |
| Jul 1988 | $31.94 | $32.38 | $30.00 | $31.44 | -1.28% | 118,082,800 |
| Jun 1988 | $28.25 | $32.09 | $27.94 | $31.84 | +13.22% | 157,071,600 |
| May 1988 | $28.41 | $28.78 | $26.88 | $28.13 | -0.77% | 84,149,200 |
| Apr 1988 | $26.88 | $29.13 | $26.41 | $28.34 | +5.34% | 128,671,200 |
| Mar 1988 | $29.47 | $29.66 | $26.06 | $26.91 | -8.40% | 139,366,000 |
| Feb 1988 | $28.19 | $29.47 | $26.72 | $29.38 | +4.56% | 139,936,000 |
| Jan 1988 | $29.25 | $31.00 | $27.16 | $28.09 | -2.71% | 161,385,200 |
| Dec 1987 | $28.13 | $30.09 | $26.25 | $28.88 | +4.29% | 144,892,800 |
| Nov 1987 | $30.25 | $31.22 | $27.50 | $27.69 | -9.59% | 139,041,600 |
| Oct 1987 | $37.81 | $39.31 | $25.00 | $30.63 | -18.74% | 269,141,200 |
| Sep 1987 | $42.16 | $42.34 | $37.13 | $37.69 | -10.47% | 196,856,000 |
| Aug 1987 | $39.88 | $43.97 | $39.63 | $42.09 | +4.58% | 189,084,000 |
| Jul 1987 | $40.72 | $42.47 | $39.78 | $40.25 | -0.92% | 129,840,400 |
| Jun 1987 | $40.25 | $42.16 | $39.00 | $40.63 | +1.56% | 138,280,000 |
| May 1987 | $40.00 | $41.91 | $38.75 | $40.00 | -0.08% | 151,076,000 |
| Apr 1987 | $37.25 | $40.38 | $35.66 | $40.03 | +6.66% | 225,196,000 |
| Mar 1987 | $34.88 | $39.16 | $34.41 | $37.53 | +7.62% | 157,184,400 |
| Feb 1987 | $32.06 | $36.06 | $32.00 | $34.88 | +8.35% | 144,920,000 |
| Jan 1987 | $30.25 | $32.72 | $28.94 | $32.19 | +7.29% | 200,740,000 |
| Dec 1986 | $31.63 | $32.53 | $30.00 | $30.00 | -5.60% | 134,091,600 |
| Nov 1986 | $31.00 | $31.97 | $29.81 | $31.78 | +2.83% | 110,249,600 |
| Oct 1986 | $33.72 | $33.88 | $29.94 | $30.91 | -8.09% | 170,433,600 |
| Sep 1986 | $34.72 | $36.38 | $33.28 | $33.63 | -3.06% | 162,128,000 |
| Aug 1986 | $33.16 | $35.50 | $32.31 | $34.69 | +4.72% | 114,402,800 |
| Jul 1986 | $36.63 | $37.53 | $32.47 | $33.13 | -9.56% | 150,528,800 |
| Jun 1986 | $38.19 | $38.38 | $36.03 | $36.63 | -3.86% | 94,299,600 |
| May 1986 | $39.00 | $39.38 | $35.56 | $38.09 | -2.48% | 132,659,200 |
| Apr 1986 | $37.97 | $40.47 | $36.84 | $39.06 | +3.14% | 143,528,000 |
| Mar 1986 | $37.59 | $38.38 | $36.13 | $37.88 | +0.41% | 161,545,600 |
| Feb 1986 | $37.97 | $40.25 | $37.50 | $37.72 | -0.41% | 126,502,400 |
| Jan 1986 | $38.69 | $39.13 | $35.75 | $37.88 | -2.57% | 127,569,600 |
| Dec 1985 | $34.94 | $39.69 | $34.41 | $38.88 | +11.27% | 114,449,200 |
| Nov 1985 | $32.41 | $35.19 | $32.41 | $34.94 | +7.60% | 108,894,800 |
| Oct 1985 | $31.00 | $32.84 | $30.72 | $32.47 | +4.84% | 105,592,000 |
| Sep 1985 | $31.66 | $32.62 | $30.56 | $30.97 | -2.17% | 92,325,600 |
| Aug 1985 | $32.94 | $33.19 | $31.38 | $31.66 | -3.62% | 68,101,200 |
| Jul 1985 | $30.94 | $33.13 | $30.00 | $32.84 | +6.16% | 111,006,400 |
| Jun 1985 | $32.34 | $32.66 | $29.34 | $30.94 | -3.79% | 118,883,600 |
| May 1985 | $31.59 | $33.31 | $31.16 | $32.16 | +1.68% | 99,628,400 |
| Apr 1985 | $31.75 | $32.59 | $30.97 | $31.63 | -0.39% | 78,410,400 |
| Mar 1985 | $33.63 | $34.19 | $31.03 | $31.75 | -5.22% | 102,980,400 |
| Feb 1985 | $33.91 | $34.56 | $32.69 | $33.50 | -1.74% | 91,922,000 |
| Jan 1985 | $30.59 | $34.41 | $29.75 | $34.09 | +10.76% | 130,434,000 |
| Dec 1984 | $30.31 | $31.13 | $29.00 | $30.78 | +1.13% | 88,833,200 |
| Nov 1984 | $31.44 | $31.94 | $29.88 | $30.44 | -2.31% | 87,458,000 |
| Oct 1984 | $30.94 | $31.94 | $29.69 | $31.16 | +0.30% | 89,139,600 |
| Sep 1984 | $30.75 | $32.13 | $30.22 | $31.06 | +0.40% | 79,127,600 |
| Aug 1984 | $27.75 | $31.69 | $27.72 | $30.94 | +11.86% | 123,313,200 |
| Jul 1984 | $26.44 | $27.72 | $26.00 | $27.66 | +4.61% | 72,080,800 |
| Jun 1984 | $26.94 | $27.31 | $24.75 | $26.44 | -1.86% | 116,490,800 |
| May 1984 | $28.50 | $29.31 | $26.41 | $26.94 | -5.27% | 88,976,000 |
| Apr 1984 | $28.56 | $28.66 | $26.88 | $28.44 | -0.11% | 90,708,800 |
| Mar 1984 | $27.44 | $28.94 | $26.66 | $28.47 | +3.29% | 95,428,400 |
| Feb 1984 | $28.56 | $28.66 | $26.63 | $27.56 | -3.40% | 111,818,400 |
| Jan 1984 | $30.56 | $31.25 | $28.16 | $28.53 | -6.46% | 115,276,000 |
| Dec 1983 | $29.44 | $31.22 | $29.28 | $30.50 | +3.94% | 76,494,400 |
| Nov 1983 | $31.81 | $31.94 | $29.34 | $29.34 | -7.40% | 89,170,800 |
| Oct 1983 | $31.63 | $33.56 | $31.38 | $31.69 | -0.10% | 99,626,000 |
| Sep 1983 | $29.91 | $32.38 | $29.53 | $31.72 | +6.17% | 72,724,800 |
| Aug 1983 | $30.06 | $30.94 | $28.81 | $29.88 | -0.73% | 68,978,400 |
| Jul 1983 | $30.16 | $31.75 | $29.66 | $30.09 | +0.10% | 65,484,400 |
| Jun 1983 | $27.81 | $31.13 | $27.56 | $30.06 | +8.09% | 64,907,200 |
| May 1983 | $29.00 | $29.63 | $27.44 | $27.81 | -4.91% | 55,655,600 |
| Apr 1983 | $25.41 | $29.50 | $25.28 | $29.25 | +14.99% | 72,702,000 |
| Mar 1983 | $25.19 | $26.22 | $24.66 | $25.44 | +2.78% | 70,778,800 |
| Feb 1983 | $24.53 | $25.38 | $23.47 | $24.75 | +0.13% | 68,222,000 |
| Jan 1983 | $23.69 | $25.19 | $23.06 | $24.72 | +2.73% | 83,227,600 |
| Dec 1982 | $21.81 | $24.50 | $21.53 | $24.06 | +11.27% | 87,144,800 |
| Nov 1982 | $20.13 | $21.63 | $19.88 | $21.63 | +8.29% | 73,062,000 |
| Oct 1982 | $18.50 | $21.19 | $18.31 | $19.97 | +8.86% | 90,497,200 |
| Sep 1982 | $17.56 | $19.41 | $17.34 | $18.34 | +4.08% | 88,402,400 |
| Aug 1982 | $16.66 | $17.75 | $15.53 | $17.63 | +7.43% | 86,336,400 |
| Jul 1982 | $15.16 | $17.16 | $14.84 | $16.41 | +8.25% | 77,599,600 |
| Jun 1982 | $15.41 | $15.53 | $14.38 | $15.16 | -1.42% | 59,794,400 |
| May 1982 | $16.09 | $16.31 | $15.31 | $15.38 | -4.28% | 42,299,600 |
| Apr 1982 | $15.13 | $16.53 | $14.97 | $16.06 | +7.53% | 61,904,400 |
| Mar 1982 | $15.53 | $15.69 | $14.28 | $14.94 | -3.43% | 67,770,800 |
| Feb 1982 | $15.75 | $16.00 | $14.94 | $15.47 | -2.75% | 51,439,200 |
| Jan 1982 | $14.41 | $16.19 | $13.91 | $15.91 | +11.87% | 74,401,600 |
| Dec 1981 | $13.63 | $14.41 | $13.25 | $14.22 | +4.36% | 47,809,200 |
| Nov 1981 | $13.00 | $13.63 | $12.47 | $13.63 | +5.83% | 44,765,600 |
| Oct 1981 | $13.53 | $14.06 | $12.09 | $12.88 | -4.85% | 52,389,600 |
| Sep 1981 | $13.78 | $14.19 | $13.06 | $13.53 | -1.81% | 40,204,800 |
| Aug 1981 | $14.03 | $14.72 | $13.75 | $13.78 | -1.78% | 33,306,800 |
| Jul 1981 | $14.47 | $14.47 | $13.66 | $14.03 | -3.02% | 33,268,800 |
| Jun 1981 | $14.94 | $15.19 | $14.28 | $14.47 | -1.49% | 44,883,600 |
| May 1981 | $14.66 | $14.84 | $13.78 | $14.69 | +0.21% | 46,670,800 |
| Apr 1981 | $15.59 | $15.84 | $14.66 | $14.66 | -6.01% | 64,481,600 |
| Mar 1981 | $16.06 | $16.31 | $15.34 | $15.59 | -2.92% | 43,053,600 |
| Feb 1981 | $16.09 | $16.22 | $15.06 | $16.06 | -0.19% | 31,698,800 |
| Jan 1981 | $16.97 | $17.88 | $16.00 | $16.09 | -5.16% | 44,448,800 |
| Dec 1980 | $17.00 | $17.38 | $15.81 | $16.97 | -0.37% | 47,108,400 |
| Nov 1980 | $16.69 | $18.19 | $16.56 | $17.03 | +2.25% | 46,076,800 |
| Oct 1980 | $16.03 | $17.88 | $15.91 | $16.66 | +3.90% | 55,620,000 |
| Sep 1980 | $16.38 | $17.25 | $15.84 | $16.03 | -2.10% | 44,193,600 |
| Aug 1980 | $16.31 | $17.28 | $16.00 | $16.38 | +0.38% | 38,015,200 |
| Jul 1980 | $14.69 | $16.53 | $14.59 | $16.31 | +11.06% | 41,150,000 |
| Jun 1980 | $13.84 | $15.09 | $13.81 | $14.69 | +6.10% | 42,240,800 |
| May 1980 | $13.72 | $14.16 | $13.00 | $13.84 | +0.91% | 39,994,400 |
| Apr 1980 | $13.94 | $14.00 | $12.59 | $13.72 | -1.57% | 55,773,200 |
| Mar 1980 | $15.88 | $15.88 | $12.84 | $13.94 | -12.20% | 49,619,200 |
| Feb 1980 | $17.16 | $17.63 | $15.50 | $15.88 | -7.47% | 39,879,600 |
| Jan 1980 | $15.75 | $18.00 | $15.31 | $17.16 | +6.60% | 49,631,600 |
| Dec 1979 | $16.28 | $16.91 | $15.81 | $16.09 | -1.34% | 26,533,600 |
| Nov 1979 | $15.59 | $16.75 | $15.28 | $16.31 | +4.61% | 33,889,200 |
| Oct 1979 | $16.91 | $17.38 | $15.28 | $15.59 | -7.93% | 45,927,200 |
| Sep 1979 | $17.47 | $17.84 | $16.44 | $16.94 | -3.21% | 35,494,800 |
| Aug 1979 | $17.44 | $18.13 | $17.06 | $17.50 | +0.36% | 36,858,000 |
| Jul 1979 | $18.34 | $19.19 | $17.00 | $17.44 | -4.94% | 35,155,200 |
| Jun 1979 | $19.09 | $19.62 | $18.03 | $18.34 | -3.45% | 31,636,000 |
| May 1979 | $19.64 | $20.09 | $18.89 | $19.00 | -3.26% | 30,065,600 |
| Apr 1979 | $19.72 | $20.13 | $19.14 | $19.64 | -0.40% | 34,633,600 |
| Mar 1979 | $18.75 | $20.05 | $18.66 | $19.72 | +5.17% | 33,780,800 |
| Feb 1979 | $19.30 | $19.44 | $18.57 | $18.75 | -2.83% | 27,734,400 |
| Jan 1979 | $18.66 | $19.77 | $18.41 | $19.30 | +3.43% | 47,875,200 |
| Dec 1978 | $16.91 | $19.38 | $16.84 | $18.66 | +10.76% | 45,998,400 |
| Nov 1978 | $16.58 | $17.28 | $16.00 | $16.84 | +1.99% | 39,755,200 |
| Oct 1978 | $17.31 | $18.34 | $16.47 | $16.52 | -4.60% | 45,206,400 |
| Sep 1978 | $18.25 | $19.03 | $17.09 | $17.31 | -5.10% | 32,940,800 |
| Aug 1978 | $17.56 | $18.80 | $17.44 | $18.24 | +3.87% | 50,198,400 |
| Jul 1978 | $16.08 | $17.59 | $15.94 | $17.56 | +9.23% | 39,387,200 |
| Jun 1978 | $16.14 | $17.27 | $16.00 | $16.08 | -0.39% | 37,203,200 |
| May 1978 | $16.63 | $16.80 | $16.13 | $16.14 | -2.91% | 38,838,400 |
| Apr 1978 | $14.77 | $16.63 | $14.67 | $16.63 | +12.95% | 60,392,000 |
| Mar 1978 | $15.70 | $15.78 | $14.70 | $14.72 | -6.27% | 49,926,400 |
| Feb 1978 | $16.59 | $16.65 | $15.64 | $15.70 | -5.37% | 27,854,400 |
| Jan 1978 | $16.78 | $17.06 | $16.50 | $16.59 | -2.93% | 39,188,800 |
| Dec 1977 | $16.50 | $17.20 | $16.20 | $17.09 | +3.60% | 32,008,000 |
| Nov 1977 | $16.08 | $16.83 | $15.56 | $16.50 | +2.62% | 36,395,200 |
| Oct 1977 | $16.31 | $16.41 | $15.88 | $16.08 | -1.44% | 26,683,200 |
| Sep 1977 | $16.77 | $16.81 | $15.95 | $16.31 | -2.75% | 21,864,000 |
| Aug 1977 | $16.76 | $17.00 | $16.49 | $16.77 | +0.09% | 22,665,600 |
| Jul 1977 | $16.49 | $17.22 | $16.13 | $16.76 | +1.56% | 27,246,400 |
| Jun 1977 | $15.38 | $16.80 | $15.38 | $16.50 | +7.54% | 32,380,800 |
| May 1977 | $16.17 | $16.48 | $15.28 | $15.34 | -5.12% | 30,588,800 |
| Apr 1977 | $17.28 | $17.45 | $16.03 | $16.17 | -6.42% | 36,848,000 |
| Mar 1977 | $17.26 | $17.88 | $17.23 | $17.28 | +0.18% | 37,860,800 |
| Feb 1977 | $17.20 | $17.37 | $16.63 | $17.25 | +0.27% | 25,752,000 |
| Jan 1977 | $17.28 | $17.53 | $16.63 | $17.20 | -1.39% | 32,448,000 |
| Dec 1976 | $16.94 | $17.63 | $16.55 | $17.45 | +3.00% | 27,566,400 |
| Nov 1976 | $16.98 | $17.22 | $16.09 | $16.94 | -0.28% | 26,073,600 |
| Oct 1976 | $17.59 | $17.70 | $15.81 | $16.98 | -3.42% | 33,817,600 |
| Sep 1976 | $17.10 | $18.03 | $17.08 | $17.59 | +2.83% | 24,534,400 |
| Aug 1976 | $17.01 | $17.55 | $16.73 | $17.10 | +0.55% | 20,012,800 |
| Jul 1976 | $17.30 | $17.52 | $16.75 | $17.01 | -1.67% | 25,787,200 |
| Jun 1976 | $16.03 | $17.43 | $15.75 | $17.30 | +7.84% | 28,011,200 |
| May 1976 | $15.80 | $16.22 | $15.33 | $16.04 | +1.28% | 18,865,600 |
| Apr 1976 | $16.38 | $17.08 | $15.77 | $15.84 | -3.29% | 28,350,400 |
| Mar 1976 | $15.98 | $16.62 | $15.89 | $16.38 | +2.49% | 24,401,600 |
| Feb 1976 | $16.11 | $16.53 | $15.73 | $15.98 | -0.82% | 24,716,800 |
| Jan 1976 | $14.02 | $16.23 | $13.96 | $16.11 | +14.94% | 36,676,800 |
| Dec 1975 | $14.15 | $14.20 | $12.98 | $14.02 | -0.94% | 20,083,200 |
| Nov 1975 | $13.27 | $14.16 | $13.19 | $14.15 | +6.65% | 20,020,800 |
| Oct 1975 | $11.77 | $13.48 | $11.45 | $13.27 | +12.75% | 31,411,200 |
| Sep 1975 | $11.64 | $12.27 | $11.10 | $11.77 | +1.07% | 18,624,000 |
| Aug 1975 | $11.89 | $11.92 | $11.00 | $11.64 | -2.10% | 17,582,400 |
| Jul 1975 | $13.06 | $13.17 | $11.86 | $11.89 | -8.97% | 23,774,400 |
| Jun 1975 | $13.56 | $13.73 | $12.69 | $13.06 | -2.79% | 18,966,400 |
| May 1975 | $13.12 | $14.21 | $12.88 | $13.44 | +2.44% | 23,155,200 |
| Apr 1975 | $12.91 | $13.59 | $12.27 | $13.12 | +1.57% | 25,046,400 |
| Mar 1975 | $13.50 | $14.05 | $12.70 | $12.91 | -4.12% | 22,632,000 |
| Feb 1975 | $11.77 | $13.81 | $11.70 | $13.47 | +14.48% | 30,401,600 |
| Jan 1975 | $10.52 | $11.97 | $9.83 | $11.77 | +12.05% | 34,846,400 |
| Dec 1974 | $10.97 | $10.98 | $10.01 | $10.50 | -5.22% | 20,459,200 |
| Nov 1974 | $11.82 | $12.50 | $10.42 | $11.08 | -6.28% | 21,164,800 |
| Oct 1974 | $9.94 | $12.31 | $9.64 | $11.82 | +18.95% | 30,107,200 |
| Sep 1974 | $12.00 | $12.03 | $9.41 | $9.94 | -17.19% | 25,644,800 |
| Aug 1974 | $12.60 | $13.44 | $11.77 | $12.00 | -4.77% | 20,158,400 |
| Jul 1974 | $13.30 | $13.99 | $12.27 | $12.60 | -5.23% | 16,593,600 |
| Jun 1974 | $13.28 | $14.50 | $13.13 | $13.30 | +0.12% | 11,020,800 |
| May 1974 | $14.20 | $14.50 | $13.10 | $13.28 | -6.49% | 11,699,200 |
| Apr 1974 | $14.73 | $15.16 | $13.67 | $14.20 | -3.61% | 11,529,600 |
| Mar 1974 | $14.87 | $15.88 | $14.47 | $14.73 | -0.89% | 12,356,800 |
| Feb 1974 | $15.28 | $15.28 | $14.06 | $14.87 | -3.01% | 9,995,200 |
| Jan 1974 | $15.42 | $15.72 | $14.06 | $15.33 | -0.61% | 15,929,600 |
| Dec 1973 | $16.55 | $16.69 | $14.70 | $15.42 | -6.89% | 15,811,200 |
| Nov 1973 | $17.52 | $18.13 | $16.44 | $16.56 | -5.44% | 14,982,400 |
| Oct 1973 | $16.11 | $18.44 | $15.31 | $17.52 | +8.62% | 21,480,000 |
| Sep 1973 | $18.78 | $18.78 | $15.66 | $16.13 | -14.29% | 23,854,400 |
| Aug 1973 | $19.66 | $19.67 | $18.58 | $18.81 | -4.29% | 11,534,400 |
| Jul 1973 | $19.62 | $20.22 | $18.44 | $19.66 | -0.79% | 15,332,800 |
| Jun 1973 | $19.62 | $20.84 | $19.13 | $19.81 | +0.71% | 13,171,200 |
| May 1973 | $20.58 | $21.26 | $19.08 | $19.67 | -3.57% | 19,089,600 |
| Apr 1973 | $21.58 | $21.81 | $20.06 | $20.40 | -5.45% | 13,454,000 |
| Mar 1973 | $21.58 | $22.49 | $20.98 | $21.58 | 0.00% | 14,998,000 |
| Feb 1973 | $21.78 | $22.83 | $20.93 | $21.58 | -0.92% | 14,422,000 |
| Jan 1973 | $20.23 | $22.43 | $20.23 | $21.78 | +8.33% | 18,902,000 |
| Dec 1972 | $19.55 | $20.25 | $19.25 | $20.10 | +2.81% | 12,326,000 |
| Nov 1972 | $19.30 | $19.73 | $18.55 | $19.55 | +1.43% | 12,988,000 |
| Oct 1972 | $20.33 | $20.39 | $18.08 | $19.28 | -5.17% | 19,980,000 |
| Sep 1972 | $20.43 | $20.49 | $19.66 | $20.33 | -0.49% | 9,352,000 |
| Aug 1972 | $20.10 | $21.34 | $20.10 | $20.43 | +1.93% | 14,848,000 |
| Jul 1972 | $19.65 | $20.28 | $19.18 | $20.04 | +2.23% | 11,396,000 |
| Jun 1972 | $19.95 | $20.05 | $19.35 | $19.60 | -1.45% | 9,332,000 |
| May 1972 | $19.30 | $20.30 | $18.84 | $19.89 | +3.04% | 13,310,000 |
| Apr 1972 | $19.11 | $19.99 | $18.96 | $19.30 | +0.98% | 11,304,000 |
| Mar 1972 | $18.48 | $19.30 | $18.30 | $19.11 | +3.73% | 13,564,000 |
| Feb 1972 | $18.40 | $18.75 | $18.23 | $18.43 | +0.14% | 10,002,000 |
| Jan 1972 | $16.83 | $18.60 | $16.59 | $18.40 | +9.36% | 19,000,000 |
| Dec 1971 | $15.33 | $17.43 | $15.33 | $16.83 | +10.15% | 17,436,000 |
| Nov 1971 | $15.00 | $15.33 | $14.41 | $15.27 | +1.66% | 13,354,000 |
| Oct 1971 | $15.21 | $15.76 | $14.78 | $15.03 | -1.07% | 14,774,000 |
| Sep 1971 | $15.20 | $15.65 | $14.95 | $15.19 | -0.08% | 12,824,000 |
| Aug 1971 | $14.64 | $16.00 | $14.16 | $15.20 | +4.38% | 17,034,000 |
| Jul 1971 | $15.85 | $15.96 | $14.51 | $14.56 | -8.12% | 22,424,000 |
| Jun 1971 | $16.38 | $16.58 | $15.40 | $15.85 | -3.06% | 21,166,000 |
| May 1971 | $17.75 | $17.78 | $16.25 | $16.35 | -8.60% | 12,858,000 |
| Apr 1971 | $17.88 | $18.20 | $17.45 | $17.89 | +0.07% | 16,580,000 |
| Mar 1971 | $16.83 | $18.29 | $16.74 | $17.88 | +6.24% | 12,274,000 |
| Feb 1971 | $16.28 | $17.18 | $16.25 | $16.83 | +3.38% | 11,164,000 |
| Jan 1971 | $15.84 | $16.39 | $15.50 | $16.28 | +2.44% | 13,906,000 |
| Dec 1970 | $15.36 | $16.04 | $15.31 | $15.89 | +3.42% | 15,860,000 |
| Nov 1970 | $14.70 | $15.45 | $14.43 | $15.36 | +4.51% | 13,998,000 |
| Oct 1970 | $14.59 | $15.49 | $14.15 | $14.70 | +0.77% | 13,180,000 |
| Sep 1970 | $13.26 | $14.78 | $12.96 | $14.59 | +9.58% | 17,138,000 |
| Aug 1970 | $12.59 | $13.58 | $10.94 | $13.31 | +5.55% | 22,216,000 |
| Jul 1970 | $12.50 | $13.13 | $12.10 | $12.61 | +0.90% | 18,184,000 |
| Jun 1970 | $13.90 | $14.35 | $12.50 | $12.50 | -10.07% | 21,322,000 |
| May 1970 | $14.90 | $14.95 | $11.85 | $13.90 | -6.71% | 29,690,000 |
| Apr 1970 | $16.93 | $17.03 | $14.31 | $14.90 | -11.96% | 18,708,000 |
| Mar 1970 | $17.01 | $17.05 | $15.76 | $16.93 | -0.51% | 15,988,000 |
| Feb 1970 | $16.85 | $17.75 | $16.74 | $17.01 | +1.51% | 12,302,000 |
| Jan 1970 | $18.23 | $19.35 | $16.71 | $16.76 | -8.04% | 15,158,000 |
| Dec 1969 | $17.93 | $18.35 | $17.51 | $18.23 | +2.10% | 11,566,000 |
| Nov 1969 | $18.00 | $18.44 | $17.21 | $17.85 | -0.97% | 8,340,000 |
| Oct 1969 | $17.26 | $18.25 | $17.00 | $18.03 | +4.42% | 12,210,000 |
| Sep 1969 | $17.25 | $18.01 | $16.55 | $17.26 | +0.07% | 10,360,000 |
| Aug 1969 | $16.30 | $17.54 | $16.28 | $17.25 | +6.32% | 11,732,000 |
| Jul 1969 | $16.89 | $18.23 | $15.50 | $16.23 | -3.92% | 17,308,000 |
| Jun 1969 | $15.95 | $16.98 | $15.39 | $16.89 | +5.88% | 9,956,000 |
| May 1969 | $16.40 | $16.74 | $15.91 | $15.95 | -2.74% | 7,250,000 |
| Apr 1969 | $15.70 | $16.51 | $15.26 | $16.40 | +4.46% | 7,732,000 |
| Mar 1969 | $14.67 | $15.78 | $14.59 | $15.70 | +7.03% | 7,608,000 |
| Feb 1969 | $14.81 | $15.53 | $14.66 | $14.67 | -0.97% | 9,514,000 |
| Jan 1969 | $15.75 | $15.76 | $14.75 | $14.81 | -5.95% | 15,196,000 |
| Dec 1968 | $16.69 | $16.74 | $15.50 | $15.75 | -5.62% | 8,522,000 |
| Nov 1968 | $15.40 | $16.74 | $15.38 | $16.69 | +8.71% | 10,888,000 |
| Oct 1968 | $16.53 | $16.65 | $15.22 | $15.35 | -8.36% | 17,642,000 |
| Sep 1968 | $16.75 | $17.08 | $16.50 | $16.75 | 0.00% | 6,212,000 |
| Aug 1968 | $16.94 | $17.33 | $16.50 | $16.75 | -1.11% | 7,376,000 |
| Jul 1968 | $17.69 | $18.25 | $16.30 | $16.94 | -4.24% | 9,394,000 |
| Jun 1968 | $18.45 | $18.75 | $17.25 | $17.69 | -0.91% | 10,654,000 |
| May 1968 | $16.98 | $17.85 | $16.13 | $17.85 | +5.39% | 11,748,000 |
| Apr 1968 | $15.64 | $16.94 | $15.63 | $16.94 | +10.61% | 11,116,000 |
| Mar 1968 | $14.50 | $15.33 | $14.00 | $15.31 | +5.60% | 11,916,000 |
| Feb 1968 | $14.86 | $15.05 | $14.21 | $14.50 | -2.44% | 10,620,000 |
| Jan 1968 | $15.68 | $15.68 | $14.72 | $14.86 | -5.18% | 10,384,000 |
| Dec 1967 | $15.30 | $16.20 | $15.25 | $15.68 | +2.45% | 6,508,000 |
| Nov 1967 | $14.73 | $15.51 | $14.19 | $15.30 | +3.12% | 9,484,000 |
| Oct 1967 | $13.70 | $15.01 | $13.53 | $14.84 | +8.25% | 6,668,000 |
| Sep 1967 | $12.49 | $13.94 | $12.46 | $13.71 | +9.71% | 7,060,000 |
| Aug 1967 | $12.69 | $12.86 | $12.13 | $12.49 | -1.58% | 5,636,000 |
| Jul 1967 | $12.44 | $12.74 | $12.20 | $12.69 | +2.06% | 6,248,000 |
| Jun 1967 | $11.66 | $12.78 | $11.59 | $12.44 | +6.70% | 9,620,000 |
| May 1967 | $12.13 | $12.13 | $11.45 | $11.66 | -6.09% | 8,132,000 |
| Apr 1967 | $11.19 | $12.48 | $10.93 | $12.41 | +10.09% | 8,228,000 |
| Mar 1967 | $10.81 | $11.53 | $10.80 | $11.28 | +4.88% | 7,052,000 |
| Feb 1967 | $9.85 | $10.88 | $9.76 | $10.75 | +7.63% | 6,760,000 |
| Jan 1967 | $9.29 | $10.15 | $9.06 | $9.99 | +7.54% | 10,640,000 |
| Dec 1966 | $9.40 | $9.65 | $9.08 | $9.29 | -1.20% | 6,976,000 |
| Nov 1966 | $8.36 | $9.43 | $8.36 | $9.40 | +13.25% | 10,076,000 |
| Oct 1966 | $7.94 | $8.37 | $7.24 | $8.30 | +4.57% | 11,540,000 |
| Sep 1966 | $8.01 | $8.46 | $7.66 | $7.94 | -0.94% | 10,044,000 |
| Aug 1966 | $8.52 | $8.77 | $7.66 | $8.01 | -5.94% | 10,436,000 |
| Jul 1966 | $8.81 | $9.04 | $8.52 | $8.52 | -2.78% | 6,032,000 |
| Jun 1966 | $8.91 | $9.16 | $8.31 | $8.76 | -3.38% | 13,760,000 |
| May 1966 | $9.29 | $9.35 | $8.60 | $9.07 | -2.40% | 10,510,000 |
| Apr 1966 | $8.60 | $9.37 | $8.57 | $9.29 | +8.04% | 7,338,000 |
| Mar 1966 | $8.58 | $8.75 | $8.24 | $8.60 | +0.19% | 9,162,000 |
| Feb 1966 | $8.27 | $8.75 | $8.13 | $8.58 | +3.83% | 8,034,000 |
| Jan 1966 | $8.29 | $8.56 | $7.87 | $8.27 | -0.60% | 12,672,000 |
| Dec 1965 | $8.75 | $8.80 | $8.24 | $8.32 | -4.95% | 12,942,000 |
| Nov 1965 | $8.88 | $9.23 | $8.70 | $8.75 | -1.50% | 4,578,000 |
| Oct 1965 | $8.51 | $8.88 | $8.39 | $8.88 | +4.00% | 7,080,000 |
| Sep 1965 | $8.32 | $8.62 | $8.30 | $8.54 | +2.71% | 7,284,000 |
| Aug 1965 | $7.98 | $8.40 | $7.90 | $8.32 | +4.17% | 9,378,000 |
| Jul 1965 | $7.63 | $7.98 | $7.58 | $7.98 | +4.59% | 7,938,000 |
| Jun 1965 | $7.93 | $7.96 | $7.29 | $7.63 | -4.18% | 14,508,000 |
| May 1965 | $8.07 | $8.19 | $7.67 | $7.97 | -1.44% | 5,718,000 |
| Apr 1965 | $7.58 | $8.08 | $7.58 | $8.08 | +6.77% | 6,426,000 |
| Mar 1965 | $7.60 | $7.83 | $7.47 | $7.57 | -0.33% | 7,236,000 |
| Feb 1965 | $7.46 | $7.62 | $7.08 | $7.60 | +1.62% | 7,968,000 |
| Jan 1965 | $6.83 | $7.50 | $6.73 | $7.48 | +9.52% | 11,322,000 |
| Dec 1964 | $6.86 | $6.97 | $6.78 | $6.83 | -0.73% | 8,406,000 |
| Nov 1964 | $7.00 | $7.24 | $6.88 | $6.88 | -1.79% | 8,496,000 |
| Oct 1964 | $7.28 | $7.28 | $6.92 | $7.00 | -3.78% | 7,620,000 |
| Sep 1964 | $7.34 | $7.43 | $6.87 | $7.28 | -0.91% | 11,838,000 |
| Aug 1964 | $7.70 | $7.70 | $7.09 | $7.34 | -4.65% | 11,580,000 |
| Jul 1964 | $7.98 | $8.20 | $7.67 | $7.70 | -3.14% | 9,306,000 |
| Jun 1964 | $8.00 | $8.06 | $7.68 | $7.95 | -0.62% | 8,652,000 |
| May 1964 | $7.61 | $8.23 | $7.61 | $8.00 | +5.22% | 10,569,000 |
| Apr 1964 | $7.93 | $8.02 | $7.60 | $7.60 | -4.04% | 12,855,000 |
| Mar 1964 | $7.59 | $7.93 | $7.41 | $7.92 | +4.44% | 11,797,500 |
| Feb 1964 | $7.23 | $7.69 | $7.12 | $7.59 | +4.98% | 11,377,500 |
| Jan 1964 | $6.80 | $7.56 | $6.77 | $7.23 | +6.90% | 22,372,500 |
| Dec 1963 | $6.51 | $6.79 | $6.31 | $6.76 | +4.48% | 13,095,000 |
| Nov 1963 | $6.59 | $6.61 | $6.15 | $6.47 | -1.77% | 12,562,500 |
| Oct 1963 | $6.03 | $6.69 | $5.98 | $6.59 | +9.29% | 24,502,500 |
| Sep 1963 | $5.94 | $6.25 | $5.94 | $6.03 | +1.63% | 18,172,500 |
| Aug 1963 | $5.79 | $6.13 | $5.73 | $5.93 | +2.36% | 13,950,000 |
| Jul 1963 | $5.82 | $5.97 | $5.67 | $5.79 | -0.40% | 16,822,500 |
| Jun 1963 | $6.36 | $6.38 | $5.76 | $5.82 | -8.59% | 12,922,500 |
| May 1963 | $6.18 | $6.38 | $6.10 | $6.36 | +2.91% | 11,460,000 |
| Apr 1963 | $5.61 | $6.33 | $5.57 | $6.18 | +10.15% | 18,277,500 |
| Mar 1963 | $5.33 | $5.64 | $5.30 | $5.61 | +5.32% | 12,210,000 |
| Feb 1963 | $5.65 | $5.67 | $5.32 | $5.33 | -5.66% | 13,245,000 |
| Jan 1963 | $5.20 | $5.66 | $5.12 | $5.65 | +8.65% | 28,605,000 |
| Dec 1962 | $5.26 | $5.41 | $5.09 | $5.20 | -2.13% | 21,967,500 |
| Nov 1962 | $4.61 | $5.36 | $4.56 | $5.31 | +15.17% | 36,735,000 |
| Oct 1962 | $4.71 | $4.96 | $4.29 | $4.61 | -2.12% | 43,035,000 |
| Sep 1962 | $5.28 | $5.35 | $4.65 | $4.71 | -10.79% | 33,270,000 |
| Aug 1962 | $5.15 | $5.53 | $4.94 | $5.28 | +2.39% | 41,445,000 |
| Jul 1962 | $4.52 | $5.25 | $4.51 | $5.16 | +14.08% | 41,122,500 |
| Jun 1962 | $5.21 | $5.21 | $4.00 | $4.52 | -13.57% | 68,527,500 |
| May 1962 | $6.05 | $6.53 | $4.73 | $5.23 | -13.55% | 49,387,500 |
| Apr 1962 | $7.10 | $7.10 | $6.00 | $6.05 | -14.78% | 12,922,500 |
| Mar 1962 | $7.19 | $7.41 | $7.07 | $7.10 | -0.79% | 5,437,500 |
| Feb 1962 | $7.30 | $7.48 | $7.09 | $7.16 | -0.92% | 5,820,000 |
| Jan 1962 | $7.71 | $7.71 | $7.00 | $7.23 | – | 8,857,500 |
Seasonality
IBM return in each calendar month over the last 10 years, including dividends. The current month runs to the latest close.
| Year | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Average | 6.0% | -3.4% | 0.5% | -1.7% | 3.8% | 2.5% | -2.0% | 0.8% | 1.7% | -0.4% | 6.1% | -0.3% |
| Months up | 7 of 10 | 4 of 10 | 6 of 10 | 3 of 10 | 7 of 10 | 7 of 10 | 5 of 10 | 6 of 10 | 5 of 10 | 5 of 10 | 8 of 9 | 3 of 9 |
| 2026 | 3.5% | -21.2% | 0.9% | -4.7% | 29.9% | -5.6% | -20.5% | 5.3% | -6.0% | 17.4% | ||
| 2025 | 16.3% | -0.6% | -1.5% | -2.8% | 7.8% | 13.8% | -14.1% | -3.2% | 15.9% | 8.9% | 0.9% | -4.0% |
| 2024 | 12.3% | 1.7% | 3.2% | -13.0% | 1.4% | 3.7% | 11.1% | 6.1% | 9.4% | -6.5% | 10.9% | -3.3% |
| 2023 | -4.4% | -2.9% | 1.4% | -3.6% | 3.1% | 4.1% | 7.7% | 3.0% | -4.4% | 3.1% | 10.9% | 3.1% |
| 2022 | -0.1% | -7.2% | 6.1% | 1.7% | 6.3% | 1.7% | -7.4% | -0.6% | -7.5% | 16.4% | 9.0% | -5.4% |
| 2021 | -5.4% | 1.2% | 12.0% | 6.5% | 2.4% | 2.0% | -3.8% | 0.7% | -1.0% | -10.0% | -0.8% | 14.1% |
| 2020 | 7.2% | -8.5% | -14.8% | 13.2% | 0.8% | -3.3% | 1.8% | 1.6% | -1.3% | -8.2% | 12.2% | 1.9% |
| 2019 | 18.3% | 4.0% | 2.2% | -0.6% | -8.4% | 8.6% | 7.5% | -7.5% | 7.3% | -8.0% | 1.7% | -0.3% |
| 2018 | 6.7% | -3.9% | -1.5% | -5.5% | -1.4% | -1.1% | 3.7% | 2.2% | 3.2% | -23.7% | 9.0% | -8.5% |
| 2017 | 5.1% | 3.9% | -3.2% | -8.0% | -3.8% | 0.8% | -6.0% | -0.1% | 1.4% | 6.2% | 0.9% | -0.4% |