Cigna Group (CI) stock
CINYSEHospital & Medical Service PlansFiscal year ends December 31
$298.23−0.18 (-0.06%)
Close on Oct 30, 2026Market cap $78.80BP/E –Yield 2.03%
Price history
Cigna share prices for every month, newest first. Adjusted for stock splits, not for dividends.
Close, Oct 30, 2026
$298.23
-0.06% on the day
52-week range
$239.51 – $316.27
-5.7% from the high
Change over 52 weeks
+20.7%
From $247.10 on Oct 30, 2025
Average volume
1.64M
Shares a day, last 90 sessions
| Month | Open | High | Low | Close | Change | Volume |
|---|---|---|---|---|---|---|
| Oct 2026 | $275.97 | $316.27 | $262.85 | $298.23 | +9.71% | 32,748,890 |
| Sep 2026 | $279.66 | $290.94 | $263.36 | $271.83 | -1.54% | 33,876,169 |
| Aug 2026 | $279.05 | $286.01 | $263.11 | $276.08 | -1.06% | 36,708,948 |
| Jul 2026 | $276.74 | $305.44 | $273.66 | $279.05 | +1.22% | 36,714,954 |
| Jun 2026 | $275.62 | $299.27 | $270.43 | $275.68 | -0.62% | 33,842,411 |
| May 2026 | $289.08 | $303.33 | $274.01 | $277.40 | -4.54% | 34,394,812 |
| Apr 2026 | $266.55 | $293.77 | $264.90 | $290.58 | +8.93% | 30,370,360 |
| Mar 2026 | $288.91 | $292.32 | $257.85 | $266.75 | -7.96% | 41,527,141 |
| Feb 2026 | $272.09 | $297.80 | $268.76 | $289.82 | +5.73% | 36,559,912 |
| Jan 2026 | $276.66 | $289.03 | $265.75 | $274.11 | -0.41% | 30,791,725 |
| Dec 2025 | $277.07 | $278.69 | $258.27 | $275.23 | -0.74% | 34,632,615 |
| Nov 2025 | $242.74 | $281.00 | $239.51 | $277.28 | +13.45% | 47,103,949 |
| Oct 2025 | $287.98 | $315.47 | $240.67 | $244.41 | -15.21% | 43,498,315 |
| Sep 2025 | $301.28 | $308.30 | $282.80 | $288.25 | -4.19% | 30,036,941 |
| Aug 2025 | $269.49 | $308.42 | $256.89 | $300.87 | +12.53% | 39,473,673 |
| Jul 2025 | $331.92 | $338.89 | $264.22 | $267.38 | -19.12% | 39,196,687 |
| Jun 2025 | $315.60 | $332.57 | $308.38 | $330.58 | +4.40% | 38,940,346 |
| May 2025 | $339.71 | $350.00 | $296.26 | $316.64 | -6.88% | 40,996,972 |
| Apr 2025 | $330.60 | $343.91 | $307.84 | $340.04 | +3.36% | 39,249,853 |
| Mar 2025 | $308.12 | $332.90 | $305.76 | $329.00 | +6.52% | 34,905,997 |
| Feb 2025 | $292.12 | $315.16 | $285.27 | $308.85 | +4.98% | 35,179,170 |
| Jan 2025 | $278.82 | $308.64 | $268.99 | $294.21 | +6.54% | 37,444,109 |
| Dec 2024 | $336.17 | $339.31 | $262.03 | $276.14 | -18.25% | 52,061,060 |
| Nov 2024 | $313.30 | $347.62 | $306.66 | $337.80 | +7.30% | 36,253,818 |
| Oct 2024 | $345.98 | $358.88 | $307.86 | $314.81 | -9.13% | 38,166,556 |
| Sep 2024 | $362.28 | $370.83 | $342.01 | $346.44 | -4.25% | 25,100,116 |
| Aug 2024 | $336.00 | $362.52 | $321.36 | $361.81 | +3.77% | 30,543,190 |
| Jul 2024 | $330.58 | $355.56 | $316.55 | $348.67 | +5.48% | 25,805,179 |
| Jun 2024 | $340.61 | $345.96 | $328.26 | $330.57 | -4.08% | 28,895,496 |
| May 2024 | $349.97 | $361.71 | $329.31 | $344.62 | -3.48% | 42,750,444 |
| Apr 2024 | $362.69 | $364.65 | $345.78 | $357.04 | -1.69% | 28,406,765 |
| Mar 2024 | $336.00 | $365.71 | $330.71 | $363.19 | +8.05% | 30,760,128 |
| Feb 2024 | $303.63 | $347.14 | $301.73 | $336.14 | +11.69% | 35,040,829 |
| Jan 2024 | $301.29 | $314.90 | $291.44 | $300.95 | +0.50% | 35,393,034 |
| Dec 2023 | $263.96 | $303.69 | $253.95 | $299.45 | +13.91% | 49,534,794 |
| Nov 2023 | $307.75 | $319.92 | $259.42 | $262.88 | -14.98% | 46,305,919 |
| Oct 2023 | $285.71 | $316.14 | $281.70 | $309.20 | +8.09% | 28,206,414 |
| Sep 2023 | $277.81 | $294.36 | $274.90 | $286.07 | +3.55% | 21,730,334 |
| Aug 2023 | $295.79 | $303.33 | $265.56 | $276.26 | -6.38% | 32,011,938 |
| Jul 2023 | $278.95 | $297.42 | $267.51 | $295.10 | +5.17% | 28,926,558 |
| Jun 2023 | $248.86 | $282.10 | $248.86 | $280.60 | +13.41% | 35,254,281 |
| May 2023 | $253.29 | $269.36 | $240.50 | $247.41 | -2.32% | 39,448,226 |
| Apr 2023 | $259.74 | $269.26 | $247.03 | $253.29 | -0.88% | 34,271,694 |
| Mar 2023 | $288.92 | $292.00 | $250.61 | $255.53 | -12.52% | 45,089,250 |
| Feb 2023 | $315.00 | $316.16 | $284.27 | $292.10 | -7.76% | 33,320,669 |
| Jan 2023 | $327.36 | $327.91 | $299.49 | $316.67 | -4.43% | 32,503,763 |
| Dec 2022 | $328.60 | $340.11 | $321.60 | $331.34 | +0.74% | 27,781,384 |
| Nov 2022 | $323.20 | $331.05 | $289.61 | $328.89 | +1.80% | 44,641,392 |
| Oct 2022 | $280.75 | $325.16 | $279.33 | $323.06 | +16.43% | 40,481,974 |
| Sep 2022 | $284.84 | $296.29 | $273.14 | $277.47 | -2.11% | 43,985,417 |
| Aug 2022 | $273.98 | $293.96 | $270.77 | $283.45 | +2.94% | 42,907,632 |
| Jul 2022 | $263.76 | $282.33 | $256.37 | $275.36 | +4.49% | 40,602,198 |
| Jun 2022 | $271.29 | $271.58 | $240.11 | $263.52 | -1.78% | 41,188,872 |
| May 2022 | $247.21 | $273.58 | $241.61 | $268.29 | +8.72% | 34,784,402 |
| Apr 2022 | $242.20 | $269.97 | $240.77 | $246.78 | +2.99% | 26,451,238 |
| Mar 2022 | $237.09 | $246.78 | $224.22 | $239.61 | +0.77% | 37,712,378 |
| Feb 2022 | $229.46 | $239.13 | $213.16 | $237.78 | +3.18% | 34,598,521 |
| Jan 2022 | $229.49 | $244.68 | $224.41 | $230.46 | +0.36% | 35,390,242 |
| Dec 2021 | $195.46 | $232.89 | $192.36 | $229.63 | +19.66% | 40,055,838 |
| Nov 2021 | $213.82 | $226.76 | $191.74 | $191.90 | -10.16% | 46,186,497 |
| Oct 2021 | $201.00 | $219.12 | $197.25 | $213.61 | +6.72% | 34,167,347 |
| Sep 2021 | $212.86 | $219.58 | $200.10 | $200.16 | -5.43% | 46,633,141 |
| Aug 2021 | $230.00 | $234.38 | $199.66 | $211.65 | -7.77% | 48,890,729 |
| Jul 2021 | $238.33 | $239.14 | $224.66 | $229.49 | -3.20% | 39,110,636 |
| Jun 2021 | $260.07 | $260.63 | $231.15 | $237.07 | -8.41% | 43,990,423 |
| May 2021 | $250.50 | $272.81 | $250.00 | $258.85 | +3.95% | 27,424,273 |
| Apr 2021 | $242.35 | $256.74 | $237.87 | $249.01 | +3.01% | 28,599,482 |
| Mar 2021 | $212.37 | $248.84 | $211.04 | $241.74 | +15.17% | 46,706,693 |
| Feb 2021 | $218.11 | $222.75 | $201.63 | $209.90 | -3.29% | 36,897,336 |
| Jan 2021 | $209.14 | $230.90 | $190.88 | $217.05 | +4.26% | 36,044,556 |
| Dec 2020 | $213.53 | $220.38 | $191.53 | $208.18 | -0.46% | 37,390,221 |
| Nov 2020 | $169.89 | $224.96 | $167.61 | $209.14 | +25.26% | 49,020,491 |
| Oct 2020 | $169.35 | $184.70 | $160.37 | $166.97 | -1.44% | 36,301,442 |
| Sep 2020 | $176.00 | $185.25 | $158.84 | $169.41 | -4.49% | 45,332,213 |
| Aug 2020 | $173.89 | $187.20 | $170.84 | $177.37 | +2.71% | 36,403,640 |
| Jul 2020 | $187.96 | $194.52 | $170.79 | $172.69 | -7.97% | 43,109,129 |
| Jun 2020 | $196.44 | $217.30 | $181.06 | $187.65 | -4.90% | 38,245,551 |
| May 2020 | $192.00 | $205.00 | $176.52 | $197.32 | +0.79% | 28,207,685 |
| Apr 2020 | $169.72 | $202.75 | $159.39 | $195.78 | +10.50% | 46,351,333 |
| Mar 2020 | $183.41 | $211.94 | $118.50 | $177.18 | -3.15% | 91,915,011 |
| Feb 2020 | $193.82 | $224.64 | $174.22 | $182.94 | -4.91% | 46,884,144 |
| Jan 2020 | $205.39 | $214.44 | $191.09 | $192.38 | -5.92% | 35,617,368 |
| Dec 2019 | $199.92 | $207.28 | $188.80 | $204.49 | +2.29% | 38,700,026 |
| Nov 2019 | $179.21 | $205.24 | $178.00 | $199.92 | +12.03% | 38,868,249 |
| Oct 2019 | $152.96 | $179.50 | $146.50 | $178.46 | +17.57% | 48,834,296 |
| Sep 2019 | $152.82 | $166.96 | $148.13 | $151.79 | -1.42% | 46,582,792 |
| Aug 2019 | $170.04 | $173.01 | $145.51 | $153.97 | -9.39% | 42,834,285 |
| Jul 2019 | $158.92 | $185.77 | $157.32 | $169.92 | +7.85% | 45,204,799 |
| Jun 2019 | $147.61 | $162.61 | $147.50 | $157.55 | +6.44% | 34,804,798 |
| May 2019 | $158.92 | $163.99 | $144.43 | $148.02 | -6.81% | 58,565,388 |
| Apr 2019 | $162.62 | $170.89 | $141.95 | $158.84 | -1.23% | 68,139,010 |
| Mar 2019 | $176.00 | $180.34 | $158.58 | $160.82 | -7.81% | 53,992,595 |
| Feb 2019 | $195.00 | $199.38 | $173.24 | $174.44 | -12.70% | 56,672,581 |
| Jan 2019 | $187.69 | $202.05 | $184.30 | $199.81 | +5.21% | 56,820,756 |
| Dec 2018 | $224.82 | $226.61 | $176.52 | $189.92 | -14.98% | 68,702,586 |
| Nov 2018 | $219.01 | $223.96 | $207.19 | $223.38 | +4.48% | 47,163,716 |
| Oct 2018 | $209.22 | $216.00 | $201.23 | $213.81 | +2.67% | 53,412,612 |
| Sep 2018 | $187.49 | $208.73 | $181.78 | $208.25 | +10.57% | 54,685,476 |
| Aug 2018 | $179.89 | $193.37 | $178.57 | $188.34 | +4.97% | 66,947,909 |
| Jul 2018 | $169.47 | $181.66 | $166.88 | $179.42 | +5.57% | 40,164,893 |
| Jun 2018 | $170.21 | $182.10 | $163.97 | $169.95 | +0.34% | 43,117,173 |
| May 2018 | $172.01 | $179.99 | $166.25 | $169.37 | -1.43% | 39,638,202 |
| Apr 2018 | $168.85 | $177.81 | $163.80 | $171.82 | +2.43% | 40,391,400 |
| Mar 2018 | $195.41 | $196.13 | $163.02 | $167.74 | -14.37% | 90,766,870 |
| Feb 2018 | $207.32 | $209.64 | $187.14 | $195.89 | -5.98% | 29,156,982 |
| Jan 2018 | $204.14 | $227.13 | $201.30 | $208.35 | +2.59% | 27,674,209 |
| Dec 2017 | $211.62 | $211.96 | $202.24 | $203.09 | -4.08% | 24,845,231 |
| Nov 2017 | $198.20 | $212.46 | $195.25 | $211.73 | +7.36% | 27,740,777 |
| Oct 2017 | $187.71 | $202.50 | $183.08 | $197.22 | +5.50% | 31,461,913 |
| Sep 2017 | $182.68 | $188.36 | $180.04 | $186.94 | +2.68% | 25,971,421 |
| Aug 2017 | $174.00 | $182.18 | $170.55 | $182.06 | +4.90% | 26,583,679 |
| Jul 2017 | $168.27 | $175.80 | $166.81 | $173.56 | +3.69% | 23,124,990 |
| Jun 2017 | $161.79 | $173.21 | $161.20 | $167.39 | +3.82% | 39,831,134 |
| May 2017 | $156.68 | $164.88 | $155.32 | $161.23 | +3.11% | 28,257,992 |
| Apr 2017 | $146.70 | $159.08 | $146.70 | $156.37 | +6.74% | 21,841,750 |
| Mar 2017 | $150.00 | $154.83 | $143.85 | $146.49 | -1.62% | 29,610,860 |
| Feb 2017 | $147.00 | $150.69 | $141.93 | $148.90 | +1.83% | 29,640,321 |
| Jan 2017 | $133.91 | $149.23 | $133.52 | $146.22 | +9.62% | 26,580,586 |
| Dec 2016 | $134.17 | $140.70 | $131.03 | $133.39 | -1.00% | 24,191,988 |
| Nov 2016 | $119.55 | $142.00 | $115.03 | $134.74 | +13.39% | 32,285,064 |
| Oct 2016 | $129.80 | $130.22 | $116.30 | $118.83 | -8.82% | 22,486,109 |
| Sep 2016 | $128.58 | $133.57 | $125.92 | $130.32 | +1.61% | 23,323,400 |
| Aug 2016 | $128.75 | $134.49 | $123.53 | $128.26 | -0.54% | 31,138,300 |
| Jul 2016 | $128.33 | $148.99 | $125.34 | $128.96 | +0.76% | 48,860,300 |
| Jun 2016 | $128.11 | $131.77 | $121.87 | $127.99 | -0.09% | 33,413,900 |
| May 2016 | $139.24 | $139.79 | $124.52 | $128.11 | -7.53% | 35,020,400 |
| Apr 2016 | $136.72 | $142.91 | $129.45 | $138.54 | +0.95% | 30,835,000 |
| Mar 2016 | $140.64 | $145.75 | $136.18 | $137.24 | -1.70% | 22,094,500 |
| Feb 2016 | $133.34 | $143.23 | $123.54 | $139.61 | +4.50% | 25,292,500 |
| Jan 2016 | $144.71 | $148.14 | $129.11 | $133.60 | -8.70% | 32,955,100 |
| Dec 2015 | $135.28 | $148.55 | $135.05 | $146.33 | +8.41% | 30,365,200 |
| Nov 2015 | $134.55 | $136.35 | $127.44 | $134.98 | +0.70% | 28,009,700 |
| Oct 2015 | $134.64 | $143.14 | $127.70 | $134.04 | -0.73% | 39,113,900 |
| Sep 2015 | $138.89 | $144.66 | $131.45 | $135.02 | -4.10% | 31,699,600 |
| Aug 2015 | $144.17 | $149.86 | $124.17 | $140.79 | -2.27% | 42,251,800 |
| Jul 2015 | $163.79 | $168.36 | $143.31 | $144.06 | -11.07% | 73,166,000 |
| Jun 2015 | $140.87 | $170.68 | $135.51 | $162.00 | +15.03% | 90,788,100 |
| May 2015 | $125.64 | $145.33 | $124.38 | $140.83 | +12.99% | 38,769,200 |
| Apr 2015 | $129.65 | $135.00 | $124.28 | $124.64 | -3.71% | 37,830,800 |
| Mar 2015 | $121.42 | $131.13 | $118.70 | $129.44 | +6.42% | 37,049,100 |
| Feb 2015 | $107.08 | $122.42 | $105.23 | $121.63 | +13.85% | 27,203,900 |
| Jan 2015 | $103.64 | $112.95 | $100.67 | $106.83 | +3.81% | 29,993,000 |
| Dec 2014 | $102.63 | $105.73 | $99.88 | $102.91 | +0.02% | 24,926,800 |
| Nov 2014 | $99.64 | $104.55 | $98.12 | $102.89 | +3.33% | 33,807,300 |
| Oct 2014 | $90.79 | $99.75 | $85.75 | $99.57 | +9.79% | 42,962,300 |
| Sep 2014 | $94.92 | $97.07 | $90.53 | $90.69 | -4.13% | 24,654,800 |
| Aug 2014 | $90.22 | $95.65 | $88.66 | $94.60 | +5.06% | 25,381,000 |
| Jul 2014 | $92.00 | $97.28 | $87.33 | $90.04 | -2.10% | 38,376,100 |
| Jun 2014 | $90.13 | $93.20 | $89.16 | $91.97 | +2.44% | 27,656,500 |
| May 2014 | $82.97 | $90.27 | $81.70 | $89.78 | +12.17% | 39,458,900 |
| Apr 2014 | $83.93 | $84.73 | $73.47 | $80.04 | -4.41% | 39,991,900 |
| Mar 2014 | $78.77 | $84.37 | $76.41 | $83.73 | +5.20% | 50,293,400 |
| Feb 2014 | $86.46 | $86.66 | $75.37 | $79.59 | -7.79% | 57,375,400 |
| Jan 2014 | $86.99 | $90.63 | $84.75 | $86.31 | -1.34% | 26,189,600 |
| Dec 2013 | $87.37 | $88.09 | $83.02 | $87.48 | +0.03% | 24,527,900 |
| Nov 2013 | $76.99 | $88.57 | $76.61 | $87.45 | +13.60% | 30,760,600 |
| Oct 2013 | $76.90 | $80.51 | $72.64 | $76.98 | +0.16% | 43,028,300 |
| Sep 2013 | $79.45 | $84.68 | $76.31 | $76.86 | -2.33% | 35,517,900 |
| Aug 2013 | $78.06 | $79.99 | $75.79 | $78.69 | +1.10% | 27,510,300 |
| Jul 2013 | $73.17 | $79.25 | $71.12 | $77.83 | +7.37% | 31,366,300 |
| Jun 2013 | $68.02 | $73.13 | $65.54 | $72.49 | +6.76% | 41,484,000 |
| May 2013 | $66.20 | $69.87 | $65.33 | $67.90 | +2.61% | 39,053,200 |
| Apr 2013 | $62.31 | $66.94 | $61.88 | $66.17 | +6.09% | 43,700,100 |
| Mar 2013 | $58.26 | $63.19 | $57.53 | $62.37 | +6.69% | 37,358,100 |
| Feb 2013 | $58.64 | $62.22 | $55.97 | $58.46 | +0.21% | 39,773,798 |
| Jan 2013 | $54.10 | $59.14 | $53.91 | $58.34 | +9.13% | 41,349,800 |
| Dec 2012 | $52.42 | $54.53 | $51.34 | $53.46 | +2.28% | 34,002,300 |
| Nov 2012 | $51.55 | $53.75 | $49.34 | $52.27 | +2.49% | 57,054,400 |
| Oct 2012 | $47.35 | $51.00 | $47.29 | $51.00 | +8.12% | 48,303,400 |
| Sep 2012 | $45.74 | $47.92 | $45.16 | $47.17 | +3.06% | 39,091,200 |
| Aug 2012 | $40.53 | $46.22 | $40.00 | $45.77 | +13.63% | 54,076,400 |
| Jul 2012 | $44.30 | $44.48 | $39.01 | $40.28 | -8.45% | 65,802,600 |
| Jun 2012 | $43.32 | $46.42 | $42.14 | $44.00 | +0.20% | 61,369,500 |
| May 2012 | $46.14 | $46.93 | $42.70 | $43.91 | -5.02% | 50,237,700 |
| Apr 2012 | $49.02 | $49.63 | $45.72 | $46.23 | -6.13% | 59,068,900 |
| Mar 2012 | $44.23 | $49.89 | $43.06 | $49.25 | +11.65% | 71,689,700 |
| Feb 2012 | $45.00 | $46.03 | $41.14 | $44.11 | -1.61% | 86,290,100 |
| Jan 2012 | $42.82 | $47.50 | $42.72 | $44.83 | +6.74% | 64,244,200 |
| Dec 2011 | $43.81 | $44.47 | $40.85 | $42.00 | -5.04% | 54,687,500 |
| Nov 2011 | $42.90 | $44.56 | $40.56 | $44.23 | -0.25% | 83,148,700 |
| Oct 2011 | $41.38 | $47.62 | $38.79 | $44.34 | +5.72% | 73,019,900 |
| Sep 2011 | $46.80 | $47.82 | $41.23 | $41.94 | -10.27% | 64,505,100 |
| Aug 2011 | $50.30 | $50.39 | $40.24 | $46.74 | -6.09% | 100,343,200 |
| Jul 2011 | $51.49 | $52.95 | $48.28 | $49.77 | -3.23% | 47,889,800 |
| Jun 2011 | $49.87 | $51.81 | $47.78 | $51.43 | +3.09% | 61,826,800 |
| May 2011 | $47.18 | $50.00 | $45.47 | $49.89 | +6.53% | 59,083,700 |
| Apr 2011 | $44.53 | $47.19 | $42.80 | $46.83 | +5.76% | 48,205,000 |
| Mar 2011 | $42.28 | $44.29 | $40.73 | $44.28 | +5.25% | 51,852,000 |
| Feb 2011 | $42.18 | $44.00 | $41.06 | $42.07 | +0.12% | 40,821,800 |
| Jan 2011 | $36.86 | $42.67 | $36.76 | $42.02 | +14.62% | 64,229,300 |
| Dec 2010 | $37.23 | $38.35 | $35.95 | $36.66 | -0.41% | 51,990,300 |
| Nov 2010 | $35.32 | $38.55 | $34.87 | $36.81 | +4.69% | 63,757,900 |
| Oct 2010 | $36.05 | $36.76 | $34.33 | $35.16 | -1.73% | 57,407,000 |
| Sep 2010 | $32.68 | $36.04 | $32.39 | $35.78 | +11.05% | 50,353,700 |
| Aug 2010 | $31.28 | $35.00 | $30.99 | $32.22 | +4.75% | 63,081,200 |
| Jul 2010 | $30.98 | $32.05 | $29.12 | $30.76 | -0.97% | 76,506,700 |
| Jun 2010 | $33.07 | $35.94 | $30.95 | $31.06 | -7.20% | 71,315,700 |
| May 2010 | $32.39 | $34.60 | $30.78 | $33.47 | +4.40% | 94,385,400 |
| Apr 2010 | $36.64 | $37.61 | $32.00 | $32.06 | -12.36% | 95,724,400 |
| Mar 2010 | $34.58 | $38.01 | $33.45 | $36.58 | +6.77% | 80,074,700 |
| Feb 2010 | $33.69 | $35.64 | $32.00 | $34.26 | +1.45% | 78,289,500 |
| Jan 2010 | $35.27 | $39.26 | $33.71 | $33.77 | -4.25% | 82,770,600 |
| Dec 2009 | $32.23 | $38.12 | $31.94 | $35.27 | +9.94% | 77,039,900 |
| Nov 2009 | $27.93 | $33.25 | $27.57 | $32.08 | +15.23% | 71,541,900 |
| Oct 2009 | $27.94 | $30.12 | $26.83 | $27.84 | -0.89% | 94,423,700 |
| Sep 2009 | $29.42 | $33.00 | $27.45 | $28.09 | -4.55% | 106,220,300 |
| Aug 2009 | $28.27 | $30.94 | $26.49 | $29.43 | +3.63% | 83,689,000 |
| Jul 2009 | $23.88 | $29.16 | $23.10 | $28.40 | +17.89% | 118,155,200 |
| Jun 2009 | $22.45 | $25.60 | $19.85 | $24.09 | +8.66% | 121,545,800 |
| May 2009 | $19.75 | $24.63 | $18.55 | $22.17 | +12.48% | 99,781,200 |
| Apr 2009 | $17.20 | $21.80 | $16.84 | $19.71 | +12.05% | 89,773,500 |
| Mar 2009 | $15.65 | $19.33 | $12.68 | $17.59 | +11.61% | 127,019,600 |
| Feb 2009 | $17.01 | $23.06 | $15.58 | $15.76 | -9.22% | 127,146,900 |
| Jan 2009 | $16.91 | $18.82 | $14.01 | $17.36 | +3.03% | 95,698,400 |
| Dec 2008 | $11.77 | $17.44 | $11.01 | $16.85 | +39.14% | 100,434,000 |
| Nov 2008 | $16.41 | $19.34 | $8.00 | $12.11 | -25.71% | 138,476,900 |
| Oct 2008 | $34.20 | $35.29 | $9.82 | $16.30 | -52.03% | 169,982,400 |
| Sep 2008 | $41.89 | $43.48 | $31.69 | $33.98 | -18.86% | 55,093,100 |
| Aug 2008 | $36.29 | $44.14 | $34.10 | $41.88 | +13.13% | 55,255,900 |
| Jul 2008 | $35.29 | $38.00 | $32.82 | $37.02 | +4.61% | 70,331,000 |
| Jun 2008 | $40.50 | $42.43 | $35.07 | $35.39 | -12.83% | 65,838,000 |
| May 2008 | $41.90 | $42.93 | $38.55 | $40.60 | -4.94% | 58,869,600 |
| Apr 2008 | $41.00 | $44.50 | $39.40 | $42.71 | +5.27% | 46,105,100 |
| Mar 2008 | $44.44 | $45.13 | $36.75 | $40.57 | -9.00% | 64,629,900 |
| Feb 2008 | $49.66 | $50.20 | $44.40 | $44.58 | -9.37% | 42,237,600 |
| Jan 2008 | $53.80 | $56.98 | $47.94 | $49.19 | -8.45% | 50,903,200 |
| Dec 2007 | $53.88 | $56.90 | $52.38 | $53.73 | +0.22% | 37,990,300 |
| Nov 2007 | $51.67 | $54.42 | $48.21 | $53.61 | +2.13% | 46,146,400 |
| Oct 2007 | $53.55 | $54.97 | $49.59 | $52.49 | -1.50% | 30,919,200 |
| Sep 2007 | $51.95 | $54.65 | $50.92 | $53.29 | +3.12% | 31,332,000 |
| Aug 2007 | $48.77 | $52.12 | $43.01 | $51.68 | +0.08% | 62,452,800 |
| Jul 2007 | $52.22 | $55.04 | $50.16 | $51.64 | -1.11% | 38,894,800 |
| Jun 2007 | $55.87 | $57.61 | $51.19 | $52.22 | -6.54% | 48,361,200 |
| May 2007 | $52.19 | $56.47 | $50.01 | $55.88 | +7.74% | 66,437,100 |
| Apr 2007 | $47.71 | $52.23 | $47.63 | $51.86 | +9.06% | 52,622,100 |
| Mar 2007 | $47.35 | $49.11 | $45.69 | $47.55 | +0.11% | 63,502,500 |
| Feb 2007 | $44.20 | $48.90 | $44.00 | $47.50 | +7.63% | 58,825,800 |
| Jan 2007 | $44.28 | $44.33 | $42.33 | $44.13 | +0.63% | 46,585,500 |
| Dec 2006 | $42.02 | $44.22 | $41.37 | $43.86 | +4.38% | 34,762,500 |
| Nov 2006 | $41.66 | $42.11 | $38.60 | $42.02 | +7.75% | 68,879,100 |
| Oct 2006 | $38.78 | $40.39 | $36.91 | $38.99 | +0.57% | 60,159,000 |
| Sep 2006 | $38.03 | $39.84 | $36.91 | $38.77 | +2.87% | 63,183,000 |
| Aug 2006 | $30.42 | $39.10 | $30.35 | $37.69 | +23.91% | 107,289,600 |
| Jul 2006 | $33.10 | $35.17 | $30.36 | $30.42 | -7.37% | 90,552,000 |
| Jun 2006 | $31.06 | $33.33 | $29.52 | $32.84 | +6.22% | 100,836,000 |
| May 2006 | $35.91 | $36.08 | $29.35 | $30.91 | -13.33% | 177,140,700 |
| Apr 2006 | $43.54 | $44.38 | $34.91 | $35.67 | -18.08% | 70,296,600 |
| Mar 2006 | $40.85 | $44.59 | $40.64 | $43.54 | +6.41% | 56,807,700 |
| Feb 2006 | $40.38 | $41.67 | $39.00 | $40.92 | +0.95% | 56,566,500 |
| Jan 2006 | $37.30 | $40.60 | $36.53 | $40.53 | +8.86% | 59,706,300 |
| Dec 2005 | $37.80 | $38.65 | $36.03 | $37.23 | -0.73% | 58,633,500 |
| Nov 2005 | $38.33 | $39.35 | $35.00 | $37.51 | -2.89% | 85,230,000 |
| Oct 2005 | $38.67 | $39.94 | $35.91 | $38.62 | -1.69% | 71,971,500 |
| Sep 2005 | $38.44 | $39.41 | $37.18 | $39.29 | +2.20% | 64,932,600 |
| Aug 2005 | $35.82 | $39.15 | $35.68 | $38.44 | +8.03% | 67,767,000 |
| Jul 2005 | $35.66 | $36.98 | $34.27 | $35.58 | -0.26% | 58,608,900 |
| Jun 2005 | $32.43 | $36.48 | $32.30 | $35.68 | +10.06% | 69,294,600 |
| May 2005 | $30.67 | $33.03 | $30.47 | $32.42 | +5.73% | 68,846,400 |
| Apr 2005 | $29.80 | $30.95 | $28.55 | $30.66 | +3.00% | 63,047,100 |
| Mar 2005 | $30.12 | $30.91 | $28.19 | $29.77 | -1.65% | 67,398,000 |
| Feb 2005 | $26.88 | $30.49 | $26.88 | $30.27 | +13.15% | 74,127,000 |
| Jan 2005 | $27.18 | $27.84 | $26.04 | $26.75 | -1.62% | 60,145,200 |
| Dec 2004 | $24.20 | $27.76 | $24.20 | $27.19 | +16.50% | 88,096,800 |
| Nov 2004 | $21.17 | $23.96 | $20.93 | $23.34 | +10.34% | 80,406,300 |
| Oct 2004 | $23.21 | $24.26 | $19.33 | $21.15 | -8.86% | 115,146,900 |
| Sep 2004 | $22.13 | $23.47 | $22.02 | $23.21 | +4.61% | 60,667,800 |
| Aug 2004 | $20.65 | $22.23 | $19.64 | $22.19 | +7.34% | 63,931,500 |
| Jul 2004 | $22.87 | $22.97 | $19.91 | $20.67 | -9.88% | 54,794,100 |
| Jun 2004 | $22.60 | $23.32 | $22.06 | $22.94 | +1.49% | 53,637,600 |
| May 2004 | $21.42 | $22.66 | $21.08 | $22.60 | +5.10% | 68,129,700 |
| Apr 2004 | $19.67 | $23.51 | $19.61 | $21.50 | +9.30% | 98,880,000 |
| Mar 2004 | $18.56 | $19.82 | $18.15 | $19.67 | +6.48% | 56,843,700 |
| Feb 2004 | $20.67 | $21.32 | $17.63 | $18.48 | -10.63% | 107,558,100 |
| Jan 2004 | $19.19 | $20.80 | $18.75 | $20.67 | +7.86% | 57,861,600 |
| Dec 2003 | $17.98 | $19.33 | $17.89 | $19.17 | +7.18% | 47,665,200 |
| Nov 2003 | $19.03 | $19.53 | $17.34 | $17.88 | -5.96% | 72,881,700 |
| Oct 2003 | $14.91 | $19.08 | $14.70 | $19.02 | +27.77% | 111,456,900 |
| Sep 2003 | $15.80 | $16.58 | $14.58 | $14.88 | -6.35% | 63,417,000 |
| Aug 2003 | $14.85 | $16.03 | $14.51 | $15.89 | +1.92% | 73,410,300 |
| Jul 2003 | $15.65 | $16.67 | $13.33 | $15.59 | -0.34% | 131,754,300 |
| Jun 2003 | $18.75 | $19.14 | $15.33 | $15.65 | -16.33% | 95,318,400 |
| May 2003 | $17.44 | $18.83 | $16.32 | $18.70 | +7.27% | 82,817,400 |
| Apr 2003 | $15.27 | $17.60 | $15.17 | $17.43 | +14.39% | 58,173,600 |
| Mar 2003 | $14.37 | $15.46 | $13.18 | $15.24 | +6.40% | 66,785,700 |
| Feb 2003 | $14.65 | $14.81 | $13.03 | $14.32 | -1.60% | 88,771,500 |
| Jan 2003 | $13.71 | $15.56 | $13.69 | $14.56 | +6.20% | 76,534,200 |
| Dec 2002 | $14.63 | $14.75 | $13.60 | $13.71 | -5.54% | 57,647,100 |
| Nov 2002 | $12.05 | $14.93 | $11.38 | $14.51 | +20.45% | 87,962,400 |
| Oct 2002 | $23.83 | $24.73 | $11.57 | $12.05 | -48.92% | 255,110,100 |
| Sep 2002 | $28.30 | $28.30 | $23.07 | $23.58 | -16.88% | 64,151,400 |
| Aug 2002 | $30.00 | $30.00 | $25.80 | $28.37 | -5.42% | 55,832,100 |
| Jul 2002 | $32.50 | $32.80 | $25.02 | $30.00 | -7.62% | 72,573,000 |
| Jun 2002 | $35.35 | $35.65 | $31.62 | $32.47 | -8.14% | 50,096,100 |
| May 2002 | $36.53 | $37.00 | $32.92 | $35.35 | -2.71% | 52,128,000 |
| Apr 2002 | $33.46 | $36.68 | $33.41 | $36.33 | +7.51% | 53,090,400 |
| Mar 2002 | $30.50 | $33.84 | $30.25 | $33.80 | +13.03% | 46,335,600 |
| Feb 2002 | $30.42 | $32.40 | $29.25 | $29.90 | -2.50% | 48,389,700 |
| Jan 2002 | $30.83 | $31.67 | $29.33 | $30.67 | -0.70% | 38,070,300 |
| Dec 2001 | $30.07 | $31.63 | $29.47 | $30.88 | +1.56% | 38,223,600 |
| Nov 2001 | $24.30 | $30.67 | $23.29 | $30.41 | +25.14% | 67,377,600 |
| Oct 2001 | $27.83 | $28.65 | $24.00 | $24.30 | -12.12% | 53,445,600 |
| Sep 2001 | $30.03 | $30.61 | $25.17 | $27.65 | -7.83% | 53,806,500 |
| Aug 2001 | $29.40 | $30.78 | $28.83 | $30.00 | -10.28% | 65,229,300 |
| Jul 2001 | $31.88 | $34.63 | $30.97 | $33.44 | +4.69% | 43,711,500 |
| Jun 2001 | $31.49 | $32.54 | $30.33 | $31.94 | +1.43% | 45,489,300 |
| May 2001 | $35.33 | $36.42 | $29.25 | $31.49 | -11.46% | 107,641,800 |
| Apr 2001 | $35.75 | $36.77 | $32.50 | $35.57 | -0.61% | 62,682,000 |
| Mar 2001 | $36.33 | $38.63 | $33.10 | $35.79 | -2.11% | 61,015,800 |
| Feb 2001 | $37.05 | $41.08 | $33.67 | $36.56 | -1.33% | 67,818,300 |
| Jan 2001 | $44.43 | $44.98 | $35.92 | $37.05 | -15.99% | 60,859,200 |
| Dec 2000 | $44.17 | $45.58 | $39.03 | $44.10 | +0.42% | 44,882,700 |
| Nov 2000 | $40.00 | $44.72 | $38.33 | $43.92 | +8.04% | 55,304,100 |
| Oct 2000 | $34.80 | $41.00 | $34.68 | $40.65 | +16.81% | 54,893,100 |
| Sep 2000 | $32.44 | $35.33 | $28.96 | $34.80 | +7.33% | 54,220,800 |
| Aug 2000 | $32.96 | $35.31 | $31.67 | $32.42 | -2.61% | 49,586,700 |
| Jul 2000 | $31.33 | $34.35 | $30.88 | $33.29 | +6.82% | 45,790,800 |
| Jun 2000 | $29.38 | $33.17 | $27.92 | $31.17 | +5.28% | 57,351,300 |
| May 2000 | $26.50 | $30.29 | $24.46 | $29.60 | +11.36% | 54,481,200 |
| Apr 2000 | $25.50 | $28.98 | $25.33 | $26.58 | +5.28% | 41,298,600 |
| Mar 2000 | $24.69 | $26.46 | $20.25 | $25.25 | +2.62% | 77,888,700 |
| Feb 2000 | $24.00 | $26.79 | $23.92 | $24.60 | +2.87% | 59,275,200 |
| Jan 2000 | $26.77 | $28.54 | $23.44 | $23.92 | -10.94% | 38,397,300 |
| Dec 1999 | $27.17 | $27.80 | $24.58 | $26.85 | -2.05% | 40,343,100 |
| Nov 1999 | $24.92 | $29.08 | $24.33 | $27.42 | +10.03% | 55,119,300 |
| Oct 1999 | $25.67 | $26.58 | $21.15 | $24.92 | -3.86% | 82,386,000 |
| Sep 1999 | $29.96 | $31.46 | $24.83 | $25.92 | -13.43% | 58,205,100 |
| Aug 1999 | $29.40 | $31.00 | $27.04 | $29.94 | +1.84% | 49,833,300 |
| Jul 1999 | $29.79 | $31.25 | $28.83 | $29.40 | -0.91% | 34,133,400 |
| Jun 1999 | $31.00 | $32.54 | $29.02 | $29.67 | -4.56% | 42,519,000 |
| May 1999 | $29.17 | $32.88 | $29.13 | $31.08 | +6.95% | 38,912,700 |
| Apr 1999 | $28.13 | $30.33 | $27.08 | $29.06 | +4.03% | 37,870,800 |
| Mar 1999 | $26.25 | $28.83 | $25.13 | $27.94 | +6.77% | 49,401,000 |
| Feb 1999 | $27.50 | $27.50 | $24.52 | $26.17 | -4.70% | 41,562,000 |
| Jan 1999 | $26.33 | $28.81 | $25.67 | $27.46 | +6.55% | 44,775,900 |
| Dec 1998 | $25.88 | $27.25 | $23.88 | $25.77 | -0.64% | 34,315,800 |
| Nov 1998 | $24.25 | $27.46 | $24.17 | $25.94 | +6.68% | 32,262,900 |
| Oct 1998 | $21.83 | $24.42 | $20.67 | $24.31 | +10.30% | 42,195,000 |
| Sep 1998 | $19.44 | $23.38 | $19.06 | $22.04 | +13.64% | 38,762,100 |
| Aug 1998 | $22.08 | $22.65 | $19.38 | $19.40 | -11.92% | 39,785,700 |
| Jul 1998 | $23.25 | $24.83 | $21.21 | $22.02 | -4.26% | 29,509,200 |
| Jun 1998 | $22.75 | $23.85 | $22.27 | $23.00 | +0.73% | 30,121,500 |
| May 1998 | $23.17 | $23.92 | $22.56 | $22.83 | -0.69% | 27,421,200 |
| Apr 1998 | $22.78 | $23.88 | $22.42 | $22.99 | +0.95% | 33,661,800 |
| Mar 1998 | $21.53 | $23.11 | $20.97 | $22.78 | +7.33% | 48,252,600 |
| Feb 1998 | $18.94 | $21.32 | $18.67 | $21.22 | +12.64% | 41,940,900 |
| Jan 1998 | $19.22 | $19.69 | $18.68 | $18.84 | -1.63% | 34,389,900 |
| Dec 1997 | $18.61 | $19.76 | $17.33 | $19.15 | +3.06% | 66,760,200 |
| Nov 1997 | $17.56 | $18.94 | $17.00 | $18.58 | +7.73% | 39,092,400 |
| Oct 1997 | $20.69 | $20.69 | $16.83 | $17.25 | -16.64% | 129,118,500 |
| Sep 1997 | $20.44 | $22.08 | $20.44 | $20.69 | +1.57% | 33,585,300 |
| Aug 1997 | $22.17 | $22.19 | $19.85 | $20.38 | -8.08% | 35,343,900 |
| Jul 1997 | $19.53 | $22.31 | $19.48 | $22.17 | +12.39% | 38,437,200 |
| Jun 1997 | $19.33 | $20.81 | $19.25 | $19.72 | +2.16% | 31,399,200 |
| May 1997 | $17.06 | $19.42 | $17.06 | $19.31 | +15.54% | 42,912,900 |
| Apr 1997 | $16.11 | $17.00 | $15.44 | $16.71 | +3.00% | 36,340,200 |
| Mar 1997 | $16.90 | $17.78 | $16.22 | $16.22 | -4.50% | 46,076,400 |
| Feb 1997 | $16.88 | $17.96 | $16.67 | $16.99 | +0.82% | 29,583,900 |
| Jan 1997 | $15.19 | $17.61 | $14.90 | $16.85 | +10.98% | 50,563,800 |
| Dec 1996 | $15.72 | $15.72 | $14.53 | $15.18 | -3.36% | 40,073,400 |
| Nov 1996 | $14.51 | $15.93 | $14.50 | $15.71 | +8.33% | 27,137,700 |
| Oct 1996 | $13.32 | $14.58 | $13.28 | $14.50 | +8.86% | 25,850,700 |
| Sep 1996 | $12.71 | $13.60 | $12.61 | $13.32 | +3.23% | 27,113,400 |
| Aug 1996 | $11.92 | $13.44 | $11.88 | $12.90 | +9.04% | 40,142,700 |
| Jul 1996 | $13.11 | $13.25 | $11.72 | $11.83 | -9.65% | 43,986,600 |
| Jun 1996 | $12.75 | $13.10 | $12.19 | $13.10 | +2.61% | 33,777,000 |
| May 1996 | $12.50 | $12.90 | $11.53 | $12.76 | +1.32% | 75,177,000 |
| Apr 1996 | $12.83 | $12.90 | $11.19 | $12.60 | -0.77% | 73,350,000 |
| Mar 1996 | $13.19 | $13.94 | $12.44 | $12.69 | -3.59% | 41,234,400 |
| Feb 1996 | $13.17 | $13.83 | $12.56 | $13.17 | -0.11% | 61,869,600 |
| Jan 1996 | $11.47 | $13.26 | $11.47 | $13.18 | +14.89% | 63,076,500 |
| Dec 1995 | $12.21 | $12.60 | $11.44 | $11.47 | -6.14% | 58,594,500 |
| Nov 1995 | $11.53 | $12.78 | $11.28 | $12.22 | +10.97% | 60,116,400 |
| Oct 1995 | $11.64 | $12.00 | $10.58 | $11.01 | -4.80% | 77,405,400 |
| Sep 1995 | $10.74 | $11.78 | $10.69 | $11.57 | +7.62% | 78,888,600 |
| Aug 1995 | $8.97 | $10.75 | $8.94 | $10.75 | +20.00% | 77,618,700 |
| Jul 1995 | $8.65 | $9.13 | $8.61 | $8.96 | +3.86% | 35,704,800 |
| Jun 1995 | $8.29 | $8.78 | $8.15 | $8.63 | +3.85% | 45,187,200 |
| May 1995 | $8.08 | $8.42 | $7.88 | $8.31 | +2.93% | 39,246,300 |
| Apr 1995 | $8.28 | $8.29 | $7.58 | $8.07 | -2.84% | 47,489,400 |
| Mar 1995 | $8.42 | $8.49 | $8.11 | $8.31 | -1.32% | 38,445,300 |
| Feb 1995 | $7.51 | $8.44 | $7.50 | $8.42 | +12.02% | 51,142,500 |
| Jan 1995 | $7.06 | $7.61 | $6.92 | $7.51 | +6.29% | 41,349,600 |
| Dec 1994 | $7.04 | $7.43 | $6.79 | $7.07 | +0.39% | 40,149,900 |
| Nov 1994 | $7.43 | $7.71 | $6.76 | $7.04 | -3.79% | 39,537,900 |
| Oct 1994 | $6.90 | $7.51 | $6.56 | $7.32 | +6.90% | 31,966,200 |
| Sep 1994 | $7.44 | $7.51 | $6.60 | $6.85 | -8.02% | 39,151,800 |
| Aug 1994 | $7.78 | $7.79 | $7.11 | $7.44 | -2.01% | 39,917,700 |
| Jul 1994 | $8.14 | $8.22 | $7.60 | $7.60 | -6.34% | 53,244,900 |
| Jun 1994 | $7.65 | $8.22 | $7.61 | $8.11 | +5.99% | 59,669,100 |
| May 1994 | $6.50 | $7.76 | $6.33 | $7.65 | +17.74% | 44,542,800 |
| Apr 1994 | $6.56 | $7.07 | $6.47 | $6.50 | -1.47% | 32,038,200 |
| Mar 1994 | $7.26 | $7.26 | $6.44 | $6.60 | -9.35% | 29,702,700 |
| Feb 1994 | $7.68 | $7.76 | $7.28 | $7.28 | -5.24% | 30,436,200 |
| Jan 1994 | $7.00 | $7.83 | $6.97 | $7.68 | +10.16% | 41,389,200 |
| Dec 1993 | $7.10 | $7.19 | $6.85 | $6.97 | -0.79% | 27,564,300 |
| Nov 1993 | $7.47 | $7.60 | $7.01 | $7.03 | -5.77% | 35,878,500 |
| Oct 1993 | $7.22 | $7.51 | $7.06 | $7.46 | +3.27% | 22,461,300 |
| Sep 1993 | $7.19 | $7.32 | $6.93 | $7.22 | +0.39% | 28,971,900 |
| Aug 1993 | $6.54 | $7.28 | $6.43 | $7.19 | +9.98% | 42,642,900 |
| Jul 1993 | $6.81 | $6.81 | $6.28 | $6.54 | -3.29% | 20,979,900 |
| Jun 1993 | $6.57 | $6.79 | $6.32 | $6.76 | +3.18% | 19,749,600 |
| May 1993 | $6.85 | $6.94 | $6.51 | $6.56 | -3.08% | 23,036,400 |
| Apr 1993 | $6.90 | $7.06 | $6.63 | $6.76 | -1.81% | 27,936,900 |
| Mar 1993 | $6.85 | $7.15 | $6.64 | $6.89 | +0.61% | 33,012,000 |
| Feb 1993 | $6.89 | $7.56 | $6.38 | $6.85 | -0.61% | 51,692,400 |
| Jan 1993 | $6.53 | $6.92 | $6.36 | $6.89 | +5.76% | 35,502,300 |
| Dec 1992 | $6.32 | $6.65 | $6.17 | $6.51 | +3.30% | 35,294,400 |
| Nov 1992 | $5.71 | $6.36 | $5.60 | $6.31 | +10.46% | 21,539,700 |
| Oct 1992 | $5.54 | $5.86 | $5.53 | $5.71 | +2.75% | 31,448,700 |
| Sep 1992 | $5.67 | $5.83 | $5.24 | $5.56 | -1.96% | 37,450,800 |
| Aug 1992 | $6.07 | $6.19 | $5.60 | $5.67 | -6.85% | 18,386,100 |
| Jul 1992 | $6.22 | $6.36 | $5.82 | $6.08 | -1.79% | 31,214,700 |
| Jun 1992 | $5.74 | $6.42 | $5.65 | $6.19 | +8.25% | 35,146,800 |
| May 1992 | $5.75 | $6.00 | $5.51 | $5.72 | -0.48% | 21,457,800 |
| Apr 1992 | $5.65 | $5.93 | $5.25 | $5.75 | +1.72% | 23,529,600 |
| Mar 1992 | $6.10 | $6.33 | $5.61 | $5.65 | -7.29% | 22,971,600 |
| Feb 1992 | $6.03 | $6.22 | $5.82 | $6.10 | +1.62% | 29,172,600 |
| Jan 1992 | $6.69 | $6.76 | $5.86 | $6.00 | -11.66% | 33,459,300 |
| Dec 1991 | $5.76 | $6.86 | $5.74 | $6.79 | +17.27% | 33,762,600 |
| Nov 1991 | $5.78 | $6.53 | $5.63 | $5.79 | +0.24% | 36,279,900 |
| Oct 1991 | $5.03 | $5.78 | $4.90 | $5.78 | +14.92% | 26,067,600 |
| Sep 1991 | $4.72 | $5.10 | $4.64 | $5.03 | +6.47% | 27,108,900 |
| Aug 1991 | $5.00 | $5.21 | $4.58 | $4.72 | -5.56% | 32,451,300 |
| Jul 1991 | $5.25 | $5.26 | $4.65 | $5.00 | -3.49% | 32,449,500 |
| Jun 1991 | $5.75 | $5.75 | $5.04 | $5.18 | -10.34% | 19,535,400 |
| May 1991 | $5.50 | $5.78 | $5.17 | $5.78 | +5.58% | 27,324,900 |
| Apr 1991 | $5.83 | $6.31 | $5.44 | $5.47 | -7.51% | 35,381,700 |
| Mar 1991 | $5.39 | $5.92 | $5.06 | $5.92 | +9.23% | 40,167,000 |
| Feb 1991 | $4.92 | $5.60 | $4.92 | $5.42 | +10.17% | 28,419,300 |
| Jan 1991 | $4.54 | $5.00 | $4.00 | $4.92 | +8.26% | 26,274,600 |
| Dec 1990 | $4.43 | $4.65 | $4.33 | $4.54 | +2.83% | 25,363,800 |
| Nov 1990 | $3.74 | $4.46 | $3.74 | $4.42 | +17.34% | 39,564,000 |
| Oct 1990 | $4.25 | $4.44 | $3.69 | $3.76 | -10.26% | 50,097,600 |
| Sep 1990 | $4.68 | $4.78 | $4.06 | $4.19 | -10.65% | 44,678,700 |
| Aug 1990 | $5.24 | $5.28 | $4.60 | $4.69 | -10.11% | 44,241,300 |
| Jul 1990 | $5.56 | $5.61 | $5.18 | $5.22 | -6.23% | 21,636,000 |
| Jun 1990 | $5.83 | $6.17 | $5.56 | $5.57 | -3.61% | 26,221,500 |
| May 1990 | $5.10 | $5.81 | $5.06 | $5.78 | +13.04% | 27,956,700 |
| Apr 1990 | $5.60 | $5.75 | $5.04 | $5.11 | -9.14% | 28,591,200 |
| Mar 1990 | $5.61 | $5.82 | $5.47 | $5.63 | -0.49% | 24,925,500 |
| Feb 1990 | $5.50 | $5.68 | $5.03 | $5.65 | +3.04% | 42,697,800 |
| Jan 1990 | $6.58 | $6.74 | $5.40 | $5.49 | -17.02% | 41,852,700 |
| Dec 1989 | $7.17 | $7.22 | $6.44 | $6.61 | -7.57% | 23,723,100 |
| Nov 1989 | $7.08 | $7.42 | $7.03 | $7.15 | +0.78% | 21,186,000 |
| Oct 1989 | $6.93 | $7.31 | $6.72 | $7.10 | +2.20% | 30,786,300 |
| Sep 1989 | $6.89 | $7.01 | $6.69 | $6.94 | +0.40% | 22,414,500 |
| Aug 1989 | $6.57 | $7.10 | $6.49 | $6.92 | +5.29% | 37,000,800 |
| Jul 1989 | $6.22 | $6.65 | $6.14 | $6.57 | +5.82% | 22,308,300 |
| Jun 1989 | $6.10 | $6.44 | $6.10 | $6.21 | +1.59% | 26,942,400 |
| May 1989 | $5.99 | $6.17 | $5.75 | $6.11 | +2.09% | 23,476,500 |
| Apr 1989 | $5.97 | $6.24 | $5.92 | $5.99 | +1.17% | 19,606,500 |
| Mar 1989 | $5.93 | $6.04 | $5.78 | $5.92 | +0.24% | 36,151,200 |
| Feb 1989 | $5.76 | $6.13 | $5.67 | $5.90 | +1.92% | 19,825,200 |
| Jan 1989 | $5.24 | $5.81 | $5.10 | $5.79 | +10.61% | 27,765,900 |
| Dec 1988 | $5.31 | $5.47 | $5.08 | $5.24 | -2.08% | 27,097,200 |
| Nov 1988 | $5.63 | $5.64 | $5.11 | $5.35 | -5.17% | 17,154,000 |
| Oct 1988 | $5.94 | $6.03 | $5.56 | $5.64 | -5.14% | 20,627,100 |
| Sep 1988 | $5.46 | $6.15 | $5.42 | $5.94 | +8.35% | 35,758,800 |
| Aug 1988 | $5.11 | $5.58 | $5.11 | $5.49 | +7.34% | 29,157,300 |
| Jul 1988 | $5.19 | $5.26 | $4.97 | $5.11 | -1.87% | 16,755,300 |
| Jun 1988 | $5.17 | $5.31 | $4.96 | $5.21 | +0.81% | 76,551,300 |
| May 1988 | $4.94 | $5.17 | $4.75 | $5.17 | +4.50% | 31,308,300 |
| Apr 1988 | $5.21 | $5.24 | $4.83 | $4.94 | -4.81% | 36,204,300 |
| Mar 1988 | $5.33 | $5.54 | $5.15 | $5.19 | -2.35% | 105,082,200 |
| Feb 1988 | $5.75 | $5.76 | $5.14 | $5.32 | -7.04% | 41,755,500 |
| Jan 1988 | $4.94 | $5.74 | $4.88 | $5.72 | +17.38% | 31,823,100 |
| Dec 1987 | $5.29 | $5.39 | $4.58 | $4.88 | -8.35% | 133,870,500 |
| Nov 1987 | $5.89 | $6.11 | $5.21 | $5.32 | -9.67% | 36,747,900 |
| Oct 1987 | $7.28 | $7.53 | $5.31 | $5.89 | -18.62% | 60,786,900 |
| Sep 1987 | $7.33 | $7.36 | $6.92 | $7.24 | -0.95% | 41,357,700 |
| Aug 1987 | $6.86 | $7.72 | $6.71 | $7.31 | +5.20% | 44,805,600 |
| Jul 1987 | $7.03 | $7.31 | $6.89 | $6.94 | -1.38% | 44,416,800 |
| Jun 1987 | $6.64 | $7.14 | $6.58 | $7.04 | +6.96% | 58,032,000 |
| May 1987 | $6.64 | $6.81 | $6.36 | $6.58 | -1.04% | 38,844,900 |
| Apr 1987 | $6.75 | $7.17 | $6.47 | $6.65 | -3.43% | 41,833,800 |
| Mar 1987 | $7.33 | $7.40 | $6.88 | $6.89 | -5.88% | 59,838,300 |
| Feb 1987 | $6.60 | $7.46 | $6.22 | $7.32 | +11.18% | 60,492,600 |
| Jan 1987 | $6.11 | $6.81 | $6.11 | $6.58 | +7.73% | 52,068,600 |
| Dec 1986 | $6.06 | $6.43 | $5.99 | $6.11 | +0.46% | 41,093,100 |
| Nov 1986 | $6.06 | $6.17 | $5.68 | $6.08 | +0.23% | 52,686,900 |
| Oct 1986 | $6.01 | $6.36 | $5.97 | $6.07 | +0.92% | 44,210,700 |
| Sep 1986 | $6.94 | $6.97 | $5.96 | $6.01 | -13.74% | 57,966,300 |
| Aug 1986 | $6.81 | $7.01 | $6.47 | $6.97 | +2.45% | 78,220,800 |
| Jul 1986 | $7.06 | $7.14 | $6.74 | $6.81 | -3.35% | 45,727,200 |
| Jun 1986 | $7.39 | $7.39 | $6.56 | $7.04 | -4.34% | 61,949,700 |
| May 1986 | $6.94 | $7.47 | $6.75 | $7.36 | +6.00% | 60,821,100 |
| Apr 1986 | $8.14 | $8.17 | $6.94 | $6.94 | -13.94% | 41,950,800 |
| Mar 1986 | $7.57 | $8.58 | $7.47 | $8.07 | +6.41% | 47,965,500 |
| Feb 1986 | $7.33 | $8.00 | $7.33 | $7.58 | +3.80% | 53,751,600 |
| Jan 1986 | $7.14 | $7.94 | $6.94 | $7.31 | +2.34% | 66,080,700 |
| Dec 1985 | $6.96 | $7.14 | $6.78 | $7.14 | +2.60% | 29,510,100 |
| Nov 1985 | $6.56 | $7.01 | $6.47 | $6.96 | +7.51% | 34,942,500 |
| Oct 1985 | $6.00 | $6.56 | $5.88 | $6.47 | +7.87% | 26,811,000 |
| Sep 1985 | $6.18 | $6.19 | $5.82 | $6.00 | -2.92% | 27,451,800 |
| Aug 1985 | $6.10 | $6.31 | $5.93 | $6.18 | +1.60% | 25,279,200 |
| Jul 1985 | $6.60 | $6.71 | $5.89 | $6.08 | -7.79% | 43,011,000 |
| Jun 1985 | $6.19 | $6.64 | $6.07 | $6.60 | +7.47% | 25,702,200 |
| May 1985 | $5.69 | $6.36 | $5.63 | $6.14 | +7.54% | 45,860,400 |
| Apr 1985 | $5.51 | $6.14 | $5.32 | $5.71 | +3.27% | 28,920,600 |
| Mar 1985 | $5.49 | $5.65 | $5.29 | $5.53 | +0.25% | 52,878,600 |
| Feb 1985 | $5.08 | $5.51 | $5.06 | $5.51 | +7.88% | 72,147,600 |
| Jan 1985 | $4.92 | $5.33 | $4.83 | $5.11 | +3.66% | 42,825,600 |
| Dec 1984 | $4.46 | $4.94 | $4.38 | $4.93 | +10.25% | 30,716,100 |
| Nov 1984 | $4.17 | $4.64 | $4.13 | $4.47 | +8.05% | 41,318,100 |
| Oct 1984 | $4.04 | $4.40 | $4.04 | $4.14 | +2.05% | 37,315,800 |
| Sep 1984 | $4.04 | $4.22 | $3.83 | $4.06 | 0.00% | 52,005,600 |
| Aug 1984 | $3.32 | $4.25 | $3.32 | $4.06 | +21.67% | 75,764,700 |
| Jul 1984 | $3.47 | $3.71 | $3.00 | $3.33 | -4.38% | 53,802,000 |
| Jun 1984 | $3.78 | $3.81 | $3.35 | $3.49 | -7.72% | 52,571,700 |
| May 1984 | $4.32 | $4.44 | $3.75 | $3.78 | -13.10% | 56,579,400 |
| Apr 1984 | $4.78 | $4.81 | $4.15 | $4.35 | -9.54% | 42,395,400 |
| Mar 1984 | $4.57 | $4.92 | $4.26 | $4.81 | +4.85% | 49,473,000 |
| Feb 1984 | $4.53 | $4.72 | $4.29 | $4.58 | +0.61% | 35,309,700 |
| Jan 1984 | $4.86 | $5.06 | $4.51 | $4.56 | -6.28% | 36,251,100 |
| Dec 1983 | $5.00 | $5.17 | $4.75 | $4.86 | -2.78% | 30,967,200 |
| Nov 1983 | $5.11 | $5.17 | $4.74 | $5.00 | -1.64% | 22,227,300 |
| Oct 1983 | $4.89 | $5.25 | $4.88 | $5.08 | +3.39% | 27,828,000 |
| Sep 1983 | $4.68 | $4.99 | $4.63 | $4.92 | +5.36% | 36,880,200 |
| Aug 1983 | $4.56 | $4.78 | $4.39 | $4.67 | +1.82% | 41,429,700 |
| Jul 1983 | $5.32 | $5.44 | $4.44 | $4.58 | -14.29% | 33,326,100 |
| Jun 1983 | $5.47 | $5.56 | $5.22 | $5.35 | -2.28% | 35,388,900 |
| May 1983 | $5.50 | $5.65 | $5.17 | $5.47 | -2.23% | 46,791,900 |
| Apr 1983 | $5.29 | $5.72 | $5.22 | $5.60 | +5.22% | 31,513,500 |
| Mar 1983 | $4.88 | $5.44 | $4.71 | $5.32 | +11.34% | 34,521,300 |
| Feb 1983 | $4.35 | $5.14 | $4.18 | $4.78 | +9.21% | 55,848,600 |
| Jan 1983 | $4.81 | $5.21 | $4.21 | $4.38 | -11.02% | 34,791,300 |
| Dec 1982 | $5.07 | $5.36 | $4.61 | $4.92 | -4.84% | 26,332,200 |
| Nov 1982 | $4.65 | $5.40 | $4.61 | $5.17 | +10.06% | 26,871,300 |
| Oct 1982 | $4.21 | $5.10 | $4.14 | $4.69 | +12.66% | 29,225,700 |
| Sep 1982 | $4.24 | $4.33 | $3.89 | $4.17 | -2.60% | 31,717,800 |
| Aug 1982 | $3.79 | $4.39 | $3.63 | $4.28 | +14.93% | 33,885,000 |
| Jul 1982 | $3.74 | $3.88 | $3.44 | $3.72 | -1.47% | 51,493,500 |
| Jun 1982 | $4.22 | $4.28 | $3.50 | $3.78 | -11.40% | 41,926,500 |
| May 1982 | $5.31 | $5.36 | $4.25 | $4.26 | -20.26% | 52,139,700 |
| Apr 1982 | $5.68 | $6.15 | $5.33 | $5.35 | -7.90% | 25,946,100 |
| Mar 1982 | $5.68 | $5.81 | $5.56 | $5.81 | – | 1,474,200 |
Seasonality
CI 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 | 1.8% | -0.7% | -1.4% | 3.4% | -0.9% | 1.1% | 0.3% | 0.7% | -0.4% | 4.1% | 5.2% | 0.1% |
| Months up | 7 of 10 | 5 of 10 | 4 of 10 | 7 of 10 | 4 of 10 | 5 of 10 | 7 of 10 | 6 of 10 | 3 of 10 | 7 of 10 | 7 of 9 | 4 of 9 |
| 2026 | -0.4% | 5.7% | -7.5% | 8.9% | -4.5% | -0.0% | 1.2% | -1.1% | -1.0% | 9.7% | ||
| 2025 | 6.5% | 5.0% | 7.0% | 3.4% | -6.9% | 4.9% | -19.1% | 12.5% | -3.7% | -15.2% | 13.4% | -0.2% |
| 2024 | 0.5% | 11.7% | 8.5% | -1.7% | -3.5% | -3.7% | 5.5% | 3.8% | -3.9% | -9.1% | 7.3% | -17.9% |
| 2023 | -4.4% | -7.8% | -12.1% | -0.9% | -2.3% | 13.9% | 5.2% | -6.4% | 4.0% | 8.1% | -15.0% | 14.4% |
| 2022 | 0.4% | 3.2% | 1.2% | 3.0% | 8.7% | -1.4% | 4.5% | 2.9% | -1.7% | 16.4% | 1.8% | 1.1% |
| 2021 | 4.3% | -3.3% | 15.7% | 3.0% | 4.0% | -8.1% | -3.2% | -7.8% | -5.0% | 6.7% | -10.2% | 20.3% |
| 2020 | -5.9% | -4.9% | -3.1% | 10.5% | 0.8% | -4.9% | -8.0% | 2.7% | -4.5% | -1.4% | 25.3% | -0.5% |
| 2019 | 5.2% | -12.7% | -7.8% | -1.2% | -6.8% | 6.4% | 7.9% | -9.4% | -1.4% | 17.6% | 12.0% | 2.3% |
| 2018 | 2.6% | -6.0% | -14.4% | 2.4% | -1.4% | 0.3% | 5.6% | 5.0% | 10.6% | 2.7% | 4.5% | -15.0% |
| 2017 | 9.6% | 1.8% | -1.6% | 6.7% | 3.1% | 3.8% | 3.7% | 4.9% | 2.7% | 5.5% | 7.4% | -4.1% |