Rockwell Automation, Inc (ROK) stock
ROKNYSEMeasuring & Controlling Devices, NECFiscal year ends September 30
Financials through Q3 FY2026, quarter ended Jun 30, 2026Last filing: 10-Q on Aug 4, 2026Score 17/300% below fair value
$436.20−15.20 (-3.37%)
Close on Oct 30, 2026Market cap $48.44BP/E 40.9Yield 1.20%
Price history
Rockwell Automation share prices for every month, newest first. Adjusted for stock splits, not for dividends.
Close, Oct 30, 2026
$436.20
-3.37% on the day
52-week range
$347.53 – $497.36
-12.3% from the high
Change over 52 weeks
+19.3%
From $365.66 on Oct 30, 2025
Average volume
817,048
Shares a day, last 90 sessions
| Month | Open | High | Low | Close | Change | Volume |
|---|---|---|---|---|---|---|
| Oct 2026 | $434.63 | $460.20 | $412.65 | $436.20 | +0.20% | 18,749,111 |
| Sep 2026 | $422.13 | $439.95 | $406.92 | $435.33 | +2.57% | 14,579,544 |
| Aug 2026 | $477.47 | $489.35 | $422.59 | $424.43 | -11.59% | 17,822,500 |
| Jul 2026 | $488.06 | $493.97 | $450.10 | $480.08 | -3.03% | 15,721,334 |
| Jun 2026 | $452.15 | $497.36 | $439.70 | $495.08 | +9.76% | 18,200,117 |
| May 2026 | $410.11 | $463.49 | $400.31 | $451.06 | +10.31% | 17,062,815 |
| Apr 2026 | $363.33 | $421.03 | $356.79 | $408.91 | +13.94% | 13,892,114 |
| Mar 2026 | $399.70 | $412.73 | $347.53 | $358.88 | -11.92% | 21,945,467 |
| Feb 2026 | $420.01 | $438.72 | $375.72 | $407.45 | -3.37% | 26,540,656 |
| Jan 2026 | $392.00 | $429.58 | $390.32 | $421.65 | +8.37% | 13,608,801 |
| Dec 2025 | $390.98 | $415.89 | $387.00 | $389.07 | -1.72% | 16,598,787 |
| Nov 2025 | $366.48 | $398.82 | $354.11 | $395.86 | +7.47% | 23,043,264 |
| Oct 2025 | $347.54 | $375.02 | $332.71 | $368.36 | +5.39% | 15,582,903 |
| Sep 2025 | $338.71 | $351.51 | $334.30 | $349.53 | +1.78% | 15,463,177 |
| Aug 2025 | $342.91 | $357.36 | $305.44 | $343.43 | -2.35% | 22,830,069 |
| Jul 2025 | $330.40 | $360.92 | $329.93 | $351.71 | +5.88% | 18,237,468 |
| Jun 2025 | $315.00 | $332.68 | $311.18 | $332.17 | +5.27% | 16,182,832 |
| May 2025 | $249.05 | $316.22 | $246.98 | $315.55 | +27.40% | 23,009,040 |
| Apr 2025 | $257.58 | $262.62 | $215.00 | $247.68 | -4.14% | 24,260,486 |
| Mar 2025 | $289.96 | $292.17 | $249.05 | $258.38 | -10.02% | 18,896,163 |
| Feb 2025 | $272.07 | $308.70 | $266.17 | $287.15 | +3.13% | 19,112,291 |
| Jan 2025 | $286.96 | $292.98 | $269.54 | $278.43 | -2.58% | 13,655,778 |
| Dec 2024 | $295.50 | $304.29 | $279.86 | $285.79 | -3.17% | 19,217,891 |
| Nov 2024 | $268.00 | $303.55 | $262.68 | $295.14 | +10.66% | 23,129,795 |
| Oct 2024 | $268.24 | $277.05 | $260.31 | $266.71 | -0.65% | 11,468,270 |
| Sep 2024 | $269.49 | $277.94 | $249.32 | $268.46 | -1.31% | 14,696,244 |
| Aug 2024 | $274.76 | $276.90 | $242.81 | $272.03 | -2.38% | 15,786,430 |
| Jul 2024 | $274.82 | $294.65 | $258.02 | $278.65 | +1.22% | 15,466,296 |
| Jun 2024 | $268.10 | $277.25 | $249.00 | $275.28 | +6.89% | 19,882,760 |
| May 2024 | $270.24 | $282.52 | $254.45 | $257.53 | -4.96% | 22,267,800 |
| Apr 2024 | $291.13 | $291.19 | $269.47 | $270.96 | -6.99% | 19,133,156 |
| Mar 2024 | $285.00 | $298.63 | $263.69 | $291.33 | +2.19% | 19,246,048 |
| Feb 2024 | $258.05 | $287.76 | $257.58 | $285.08 | +12.56% | 27,216,316 |
| Jan 2024 | $307.28 | $310.00 | $252.11 | $253.28 | -18.42% | 18,102,409 |
| Dec 2023 | $275.69 | $312.76 | $274.31 | $310.48 | +12.72% | 14,561,110 |
| Nov 2023 | $264.21 | $277.42 | $252.19 | $275.44 | +4.81% | 24,164,790 |
| Oct 2023 | $285.70 | $303.12 | $260.61 | $262.81 | -8.07% | 17,046,111 |
| Sep 2023 | $313.93 | $314.81 | $278.14 | $285.87 | -8.40% | 15,243,549 |
| Aug 2023 | $302.00 | $317.74 | $287.90 | $312.08 | -7.20% | 19,653,375 |
| Jul 2023 | $329.45 | $348.52 | $321.61 | $336.29 | +2.08% | 12,229,480 |
| Jun 2023 | $278.22 | $331.40 | $275.91 | $329.45 | +18.25% | 16,335,561 |
| May 2023 | $284.02 | $290.64 | $266.62 | $278.60 | -1.70% | 16,352,791 |
| Apr 2023 | $291.17 | $294.10 | $269.81 | $283.41 | -3.42% | 14,408,488 |
| Mar 2023 | $293.49 | $309.36 | $270.43 | $293.45 | -0.50% | 16,315,542 |
| Feb 2023 | $279.49 | $299.40 | $277.06 | $294.93 | +4.57% | 11,555,586 |
| Jan 2023 | $259.75 | $294.21 | $255.50 | $282.03 | +9.50% | 15,806,516 |
| Dec 2022 | $265.53 | $276.83 | $248.71 | $257.57 | -2.52% | 13,883,538 |
| Nov 2022 | $257.95 | $278.42 | $230.90 | $264.22 | +3.49% | 16,905,225 |
| Oct 2022 | $219.75 | $259.87 | $217.59 | $255.30 | +18.68% | 13,719,369 |
| Sep 2022 | $235.00 | $258.47 | $209.27 | $215.11 | -9.21% | 16,383,870 |
| Aug 2022 | $252.54 | $261.66 | $234.51 | $236.94 | -7.18% | 14,983,979 |
| Jul 2022 | $199.62 | $255.89 | $192.90 | $255.28 | +28.08% | 18,567,474 |
| Jun 2022 | $215.84 | $222.17 | $190.08 | $199.31 | -6.52% | 26,438,488 |
| May 2022 | $251.00 | $253.24 | $191.08 | $213.20 | -15.62% | 28,588,078 |
| Apr 2022 | $282.06 | $284.75 | $251.85 | $252.67 | -9.77% | 12,289,868 |
| Mar 2022 | $266.56 | $288.38 | $252.85 | $280.03 | +5.05% | 16,556,723 |
| Feb 2022 | $290.91 | $295.56 | $250.65 | $266.58 | -7.83% | 13,656,054 |
| Jan 2022 | $348.85 | $349.00 | $275.37 | $289.22 | -17.09% | 14,554,758 |
| Dec 2021 | $340.62 | $354.99 | $331.34 | $348.85 | +3.76% | 12,406,533 |
| Nov 2021 | $319.88 | $353.43 | $315.85 | $336.20 | +5.26% | 13,271,792 |
| Oct 2021 | $293.61 | $320.65 | $289.56 | $319.40 | +8.62% | 8,557,188 |
| Sep 2021 | $325.01 | $327.20 | $293.91 | $294.04 | -9.65% | 11,299,687 |
| Aug 2021 | $308.76 | $326.50 | $305.26 | $325.45 | +5.86% | 11,390,223 |
| Jul 2021 | $288.01 | $308.79 | $280.35 | $307.42 | +7.48% | 12,149,739 |
| Jun 2021 | $267.32 | $289.52 | $265.37 | $286.02 | +8.46% | 20,910,370 |
| May 2021 | $266.80 | $274.14 | $253.37 | $263.72 | -0.20% | 12,993,533 |
| Apr 2021 | $266.64 | $272.55 | $257.17 | $264.26 | -0.44% | 12,526,990 |
| Mar 2021 | $245.51 | $275.43 | $242.05 | $265.44 | +9.11% | 15,575,637 |
| Feb 2021 | $252.02 | $254.06 | $237.14 | $243.28 | -2.11% | 12,744,399 |
| Jan 2021 | $251.89 | $268.91 | $238.49 | $248.53 | -0.91% | 16,194,848 |
| Dec 2020 | $258.00 | $259.83 | $242.71 | $250.81 | -1.86% | 12,705,662 |
| Nov 2020 | $240.07 | $267.48 | $231.74 | $255.56 | +7.78% | 15,332,723 |
| Oct 2020 | $222.67 | $251.95 | $215.51 | $237.12 | +7.45% | 12,967,643 |
| Sep 2020 | $229.22 | $238.34 | $206.57 | $220.68 | -4.27% | 11,579,198 |
| Aug 2020 | $219.23 | $238.49 | $217.70 | $230.53 | +5.68% | 10,879,729 |
| Jul 2020 | $212.64 | $230.93 | $208.04 | $218.14 | +2.41% | 14,940,212 |
| Jun 2020 | $216.45 | $230.71 | $200.60 | $213.00 | -1.46% | 20,132,371 |
| May 2020 | $185.11 | $221.31 | $177.80 | $216.16 | +14.08% | 23,870,849 |
| Apr 2020 | $142.96 | $200.57 | $140.06 | $189.48 | +25.56% | 22,987,072 |
| Mar 2020 | $184.67 | $198.10 | $115.38 | $150.91 | -17.76% | 39,336,178 |
| Feb 2020 | $192.85 | $209.61 | $177.75 | $183.50 | -4.26% | 16,101,028 |
| Jan 2020 | $203.82 | $207.94 | $189.76 | $191.66 | -5.43% | 16,564,519 |
| Dec 2019 | $196.68 | $206.95 | $190.21 | $202.67 | +3.49% | 15,668,402 |
| Nov 2019 | $173.39 | $207.11 | $173.31 | $195.84 | +13.87% | 21,503,572 |
| Oct 2019 | $166.37 | $179.32 | $152.61 | $171.99 | +4.36% | 18,669,985 |
| Sep 2019 | $150.95 | $170.10 | $145.93 | $164.80 | +7.86% | 20,198,862 |
| Aug 2019 | $160.33 | $162.83 | $143.91 | $152.79 | -4.97% | 18,886,319 |
| Jul 2019 | $166.05 | $169.77 | $152.38 | $160.78 | -1.86% | 24,731,391 |
| Jun 2019 | $148.70 | $164.62 | $148.70 | $163.83 | +10.06% | 15,386,178 |
| May 2019 | $181.68 | $181.98 | $148.10 | $148.85 | -17.63% | 19,285,252 |
| Apr 2019 | $177.41 | $191.48 | $175.30 | $180.71 | +2.99% | 17,286,006 |
| Mar 2019 | $179.98 | $182.02 | $168.48 | $175.46 | -1.74% | 14,913,850 |
| Feb 2019 | $170.08 | $181.51 | $166.31 | $178.56 | +5.33% | 16,495,577 |
| Jan 2019 | $148.52 | $179.90 | $145.21 | $169.52 | +12.65% | 25,435,010 |
| Dec 2018 | $179.63 | $180.87 | $141.46 | $150.48 | -13.69% | 22,785,385 |
| Nov 2018 | $166.09 | $179.69 | $164.78 | $174.34 | +5.83% | 19,796,204 |
| Oct 2018 | $188.71 | $191.96 | $153.67 | $164.73 | -12.15% | 27,689,548 |
| Sep 2018 | $180.33 | $198.23 | $179.99 | $187.52 | +3.63% | 20,541,072 |
| Aug 2018 | $187.08 | $187.09 | $170.27 | $180.96 | -3.52% | 22,584,218 |
| Jul 2018 | $164.24 | $188.36 | $164.00 | $187.56 | +12.83% | 27,907,727 |
| Jun 2018 | $177.08 | $181.47 | $162.11 | $166.23 | -5.23% | 24,459,859 |
| May 2018 | $164.14 | $185.29 | $163.14 | $175.41 | +6.61% | 21,533,117 |
| Apr 2018 | $174.38 | $178.88 | $155.81 | $164.53 | -5.55% | 24,768,376 |
| Mar 2018 | $180.55 | $189.30 | $170.63 | $174.20 | -3.65% | 18,679,987 |
| Feb 2018 | $197.11 | $201.81 | $176.70 | $180.80 | -8.36% | 18,728,838 |
| Jan 2018 | $197.81 | $209.38 | $195.22 | $197.29 | +0.48% | 16,439,819 |
| Dec 2017 | $192.94 | $198.56 | $187.20 | $196.35 | +1.69% | 13,677,417 |
| Nov 2017 | $202.29 | $202.84 | $187.65 | $193.08 | -3.85% | 22,109,543 |
| Oct 2017 | $178.80 | $210.72 | $178.00 | $200.82 | +12.69% | 14,142,654 |
| Sep 2017 | $164.69 | $179.50 | $161.21 | $178.21 | +8.62% | 12,644,646 |
| Aug 2017 | $165.19 | $166.53 | $158.61 | $164.06 | -0.59% | 12,573,689 |
| Jul 2017 | $162.68 | $167.97 | $158.00 | $165.03 | +1.90% | 15,178,177 |
| Jun 2017 | $159.25 | $165.39 | $156.32 | $161.96 | +2.04% | 16,693,861 |
| May 2017 | $158.13 | $160.24 | $151.78 | $158.72 | +0.87% | 20,542,232 |
| Apr 2017 | $155.42 | $165.00 | $148.31 | $157.35 | +1.05% | 22,296,555 |
| Mar 2017 | $153.68 | $157.30 | $149.39 | $155.71 | +3.05% | 18,724,779 |
| Feb 2017 | $148.32 | $153.88 | $146.37 | $151.10 | +2.10% | 19,052,343 |
| Jan 2017 | $135.90 | $155.44 | $135.18 | $147.99 | +10.11% | 28,139,995 |
| Dec 2016 | $134.48 | $139.64 | $133.61 | $134.40 | +0.52% | 19,097,608 |
| Nov 2016 | $120.24 | $134.27 | $117.24 | $133.71 | +11.69% | 20,205,739 |
| Oct 2016 | $121.61 | $126.15 | $114.46 | $119.72 | -2.14% | 24,652,192 |
| Sep 2016 | $116.13 | $123.11 | $111.52 | $122.34 | +5.53% | 16,207,400 |
| Aug 2016 | $114.21 | $119.56 | $112.05 | $115.93 | +1.34% | 15,357,000 |
| Jul 2016 | $114.53 | $120.75 | $110.89 | $114.40 | -0.37% | 16,049,400 |
| Jun 2016 | $115.43 | $120.60 | $107.17 | $114.82 | -1.06% | 19,347,900 |
| May 2016 | $113.53 | $117.21 | $109.32 | $116.05 | +2.27% | 17,274,500 |
| Apr 2016 | $112.25 | $118.19 | $109.43 | $113.47 | -0.25% | 16,998,800 |
| Mar 2016 | $105.11 | $115.62 | $104.28 | $113.75 | +9.28% | 19,584,200 |
| Feb 2016 | $94.36 | $105.81 | $91.65 | $104.09 | +8.91% | 26,419,000 |
| Jan 2016 | $100.71 | $101.94 | $87.53 | $95.57 | -6.86% | 28,718,100 |
| Dec 2015 | $106.42 | $107.70 | $98.92 | $102.61 | -3.60% | 21,757,900 |
| Nov 2015 | $109.20 | $111.03 | $101.27 | $106.44 | -2.49% | 24,305,300 |
| Oct 2015 | $101.42 | $110.47 | $98.47 | $109.16 | +7.58% | 23,616,300 |
| Sep 2015 | $109.00 | $110.48 | $99.00 | $101.47 | -9.26% | 25,690,100 |
| Aug 2015 | $117.05 | $118.99 | $101.46 | $111.83 | -4.24% | 19,032,700 |
| Jul 2015 | $125.99 | $126.77 | $114.65 | $116.78 | -6.31% | 20,977,300 |
| Jun 2015 | $122.79 | $127.05 | $122.32 | $124.64 | +1.42% | 16,342,500 |
| May 2015 | $119.15 | $126.29 | $119.07 | $122.89 | +3.62% | 18,039,200 |
| Apr 2015 | $114.91 | $122.66 | $110.00 | $118.60 | +2.25% | 26,647,900 |
| Mar 2015 | $117.04 | $117.78 | $109.70 | $115.99 | -0.90% | 23,270,000 |
| Feb 2015 | $109.38 | $118.96 | $108.95 | $117.04 | +7.46% | 18,963,900 |
| Jan 2015 | $111.93 | $112.58 | $102.31 | $108.92 | -2.05% | 29,077,500 |
| Dec 2014 | $113.23 | $118.32 | $103.10 | $111.20 | -3.65% | 27,804,000 |
| Nov 2014 | $112.35 | $117.37 | $107.25 | $115.41 | +2.72% | 18,638,700 |
| Oct 2014 | $109.39 | $112.54 | $98.55 | $112.35 | +2.25% | 28,279,300 |
| Sep 2014 | $116.51 | $118.77 | $109.84 | $109.88 | -5.77% | 13,411,300 |
| Aug 2014 | $112.09 | $117.81 | $109.80 | $116.61 | +4.43% | 13,636,000 |
| Jul 2014 | $125.67 | $126.84 | $111.24 | $111.66 | -10.79% | 15,098,500 |
| Jun 2014 | $121.05 | $128.57 | $120.94 | $125.16 | +3.37% | 11,613,100 |
| May 2014 | $118.71 | $122.98 | $116.33 | $121.08 | +1.59% | 13,768,000 |
| Apr 2014 | $124.79 | $128.46 | $115.21 | $119.18 | -4.31% | 17,061,200 |
| Mar 2014 | $119.90 | $125.66 | $119.19 | $124.55 | +1.39% | 15,488,900 |
| Feb 2014 | $114.90 | $124.11 | $108.83 | $122.84 | +6.97% | 18,982,000 |
| Jan 2014 | $117.62 | $121.01 | $111.79 | $114.84 | -2.81% | 17,891,400 |
| Dec 2013 | $113.14 | $119.03 | $108.35 | $118.16 | +4.03% | 13,785,073 |
| Nov 2013 | $110.63 | $114.76 | $108.12 | $113.58 | +2.87% | 14,514,000 |
| Oct 2013 | $107.24 | $112.26 | $102.98 | $110.41 | +3.24% | 15,847,500 |
| Sep 2013 | $98.55 | $109.72 | $96.98 | $106.94 | +9.99% | 13,748,700 |
| Aug 2013 | $97.68 | $100.22 | $93.47 | $97.23 | +0.39% | 15,234,000 |
| Jul 2013 | $84.11 | $97.43 | $83.59 | $96.85 | +16.49% | 19,169,000 |
| Jun 2013 | $88.41 | $89.07 | $80.60 | $83.14 | -5.54% | 17,147,100 |
| May 2013 | $84.48 | $91.67 | $82.21 | $88.02 | +3.82% | 16,892,300 |
| Apr 2013 | $86.29 | $89.79 | $82.03 | $84.78 | -1.82% | 24,628,800 |
| Mar 2013 | $89.72 | $90.93 | $83.58 | $86.35 | -4.42% | 20,407,600 |
| Feb 2013 | $89.31 | $91.99 | $87.57 | $90.34 | +1.29% | 16,783,500 |
| Jan 2013 | $85.31 | $90.75 | $84.51 | $89.19 | +6.19% | 22,779,800 |
| Dec 2012 | $79.74 | $84.80 | $76.96 | $83.99 | +5.99% | 20,514,100 |
| Nov 2012 | $71.04 | $79.68 | $70.91 | $79.24 | +11.51% | 27,209,200 |
| Oct 2012 | $69.55 | $72.84 | $68.30 | $71.06 | +2.17% | 22,059,000 |
| Sep 2012 | $72.03 | $73.53 | $68.12 | $69.55 | -3.48% | 23,880,000 |
| Aug 2012 | $67.36 | $73.98 | $65.36 | $72.06 | +6.98% | 26,238,200 |
| Jul 2012 | $65.45 | $69.22 | $61.20 | $67.36 | +1.97% | 39,336,700 |
| Jun 2012 | $71.01 | $71.39 | $62.41 | $66.06 | -8.90% | 31,069,400 |
| May 2012 | $77.27 | $79.45 | $71.08 | $72.51 | -6.25% | 27,479,800 |
| Apr 2012 | $79.72 | $80.67 | $74.00 | $77.34 | -2.96% | 30,425,300 |
| Mar 2012 | $80.25 | $84.71 | $76.20 | $79.70 | -0.35% | 21,094,400 |
| Feb 2012 | $79.01 | $83.85 | $78.87 | $79.98 | +2.71% | 22,540,000 |
| Jan 2012 | $75.21 | $82.65 | $72.21 | $77.87 | +6.13% | 28,598,500 |
| Dec 2011 | $74.76 | $78.01 | $71.50 | $73.37 | -2.21% | 26,039,900 |
| Nov 2011 | $64.85 | $76.49 | $64.50 | $75.03 | +10.91% | 25,880,900 |
| Oct 2011 | $55.24 | $71.62 | $53.06 | $67.65 | +20.80% | 30,035,700 |
| Sep 2011 | $63.91 | $64.91 | $50.36 | $56.00 | -12.68% | 42,799,000 |
| Aug 2011 | $73.12 | $74.00 | $53.02 | $64.13 | -10.63% | 61,792,000 |
| Jul 2011 | $86.92 | $89.79 | $71.13 | $71.76 | -17.29% | 23,883,000 |
| Jun 2011 | $83.25 | $87.76 | $76.71 | $86.76 | +4.39% | 24,016,700 |
| May 2011 | $87.64 | $88.75 | $79.78 | $83.11 | -4.61% | 28,714,400 |
| Apr 2011 | $95.13 | $98.19 | $86.13 | $87.13 | -7.95% | 31,873,500 |
| Mar 2011 | $88.31 | $94.88 | $83.03 | $94.65 | +7.89% | 27,326,500 |
| Feb 2011 | $81.40 | $91.26 | $80.66 | $87.73 | +8.30% | 30,841,800 |
| Jan 2011 | $72.41 | $82.97 | $71.79 | $81.01 | +12.97% | 37,822,100 |
| Dec 2010 | $67.38 | $72.75 | $66.84 | $71.71 | +8.45% | 14,348,500 |
| Nov 2010 | $62.89 | $67.75 | $62.65 | $66.12 | +6.01% | 19,445,500 |
| Oct 2010 | $62.06 | $64.26 | $60.08 | $62.37 | +1.04% | 16,828,600 |
| Sep 2010 | $52.08 | $63.27 | $52.08 | $61.73 | +20.71% | 20,511,200 |
| Aug 2010 | $55.25 | $56.80 | $48.35 | $51.14 | -5.56% | 30,449,200 |
| Jul 2010 | $48.99 | $56.49 | $47.79 | $54.15 | +10.31% | 21,188,200 |
| Jun 2010 | $52.92 | $55.67 | $48.63 | $49.09 | -8.12% | 26,955,900 |
| May 2010 | $61.21 | $62.74 | $50.70 | $53.43 | -12.01% | 29,163,000 |
| Apr 2010 | $56.64 | $63.90 | $56.28 | $60.72 | +7.74% | 24,352,900 |
| Mar 2010 | $54.45 | $57.00 | $54.41 | $56.36 | +4.20% | 26,225,600 |
| Feb 2010 | $48.46 | $54.52 | $47.15 | $54.09 | +12.13% | 28,140,500 |
| Jan 2010 | $47.61 | $51.86 | $45.72 | $48.24 | +2.68% | 30,895,700 |
| Dec 2009 | $43.79 | $49.25 | $43.49 | $46.98 | +8.02% | 27,785,500 |
| Nov 2009 | $41.02 | $46.72 | $39.39 | $43.49 | +6.20% | 32,534,200 |
| Oct 2009 | $42.43 | $44.10 | $40.18 | $40.95 | -3.87% | 25,010,000 |
| Sep 2009 | $41.81 | $45.12 | $40.02 | $42.60 | +1.79% | 31,089,400 |
| Aug 2009 | $41.77 | $42.72 | $38.36 | $41.85 | +1.06% | 26,684,200 |
| Jul 2009 | $32.28 | $42.19 | $29.55 | $41.41 | +28.92% | 36,444,900 |
| Jun 2009 | $31.61 | $33.81 | $29.12 | $32.12 | +4.66% | 30,517,500 |
| May 2009 | $31.41 | $35.56 | $29.06 | $30.69 | -2.85% | 37,218,900 |
| Apr 2009 | $21.51 | $33.80 | $20.97 | $31.59 | +44.64% | 58,887,300 |
| Mar 2009 | $19.62 | $25.48 | $17.50 | $21.84 | +8.66% | 54,165,200 |
| Feb 2009 | $20.47 | $26.56 | $20.07 | $20.10 | -22.81% | 56,957,600 |
| Jan 2009 | $33.00 | $35.00 | $25.63 | $26.04 | -19.23% | 33,258,600 |
| Dec 2008 | $30.24 | $32.61 | $26.04 | $32.24 | +3.50% | 26,159,400 |
| Nov 2008 | $27.51 | $31.81 | $22.94 | $31.15 | +12.58% | 35,904,000 |
| Oct 2008 | $36.96 | $37.21 | $21.51 | $27.67 | -25.90% | 49,904,300 |
| Sep 2008 | $47.77 | $48.92 | $32.83 | $37.34 | -20.91% | 39,740,700 |
| Aug 2008 | $44.32 | $49.92 | $43.40 | $47.21 | +6.07% | 24,609,500 |
| Jul 2008 | $43.40 | $46.50 | $40.58 | $44.51 | +1.78% | 42,598,900 |
| Jun 2008 | $58.09 | $58.31 | $42.75 | $43.73 | -25.31% | 44,260,700 |
| May 2008 | $54.39 | $58.84 | $53.71 | $58.55 | +7.97% | 35,522,900 |
| Apr 2008 | $58.45 | $61.49 | $54.10 | $54.23 | -5.56% | 31,426,600 |
| Mar 2008 | $54.38 | $57.94 | $51.35 | $57.42 | +4.95% | 32,324,500 |
| Feb 2008 | $56.93 | $60.23 | $53.74 | $54.71 | -3.85% | 28,671,600 |
| Jan 2008 | $69.05 | $69.72 | $50.00 | $56.90 | -17.49% | 44,564,000 |
| Dec 2007 | $67.55 | $72.53 | $66.23 | $68.96 | +1.58% | 21,076,800 |
| Nov 2007 | $68.44 | $73.20 | $64.85 | $67.89 | -1.44% | 30,788,700 |
| Oct 2007 | $69.30 | $73.86 | $65.74 | $68.88 | -0.91% | 22,893,500 |
| Sep 2007 | $70.30 | $72.64 | $66.74 | $69.51 | -1.35% | 23,924,300 |
| Aug 2007 | $70.10 | $72.61 | $64.28 | $70.46 | +0.67% | 35,633,700 |
| Jul 2007 | $69.90 | $75.60 | $68.92 | $69.99 | +0.79% | 34,838,500 |
| Jun 2007 | $68.05 | $70.71 | $65.51 | $69.44 | +2.04% | 23,672,100 |
| May 2007 | $59.54 | $68.57 | $59.44 | $68.05 | +14.29% | 32,104,800 |
| Apr 2007 | $59.99 | $61.95 | $57.30 | $59.54 | -0.55% | 39,318,200 |
| Mar 2007 | $61.00 | $62.45 | $59.45 | $59.87 | -3.51% | 25,728,200 |
| Feb 2007 | $61.21 | $65.31 | $61.01 | $62.05 | +1.37% | 23,266,800 |
| Jan 2007 | $61.10 | $63.01 | $56.73 | $61.21 | +0.21% | 32,154,300 |
| Dec 2006 | $65.45 | $65.69 | $60.34 | $61.08 | -6.15% | 22,892,700 |
| Nov 2006 | $62.25 | $66.02 | $59.98 | $65.08 | +4.97% | 26,505,000 |
| Oct 2006 | $58.35 | $63.73 | $57.26 | $62.00 | +6.71% | 33,891,200 |
| Sep 2006 | $56.60 | $58.94 | $53.49 | $58.10 | +3.05% | 36,399,800 |
| Aug 2006 | $61.31 | $64.24 | $55.00 | $56.38 | -9.04% | 32,828,600 |
| Jul 2006 | $72.80 | $74.67 | $59.79 | $61.98 | -13.93% | 28,754,400 |
| Jun 2006 | $68.08 | $73.40 | $62.61 | $72.01 | +5.46% | 26,024,800 |
| May 2006 | $72.71 | $76.99 | $65.23 | $68.28 | -5.77% | 29,388,200 |
| Apr 2006 | $72.71 | $79.47 | $70.26 | $72.46 | +0.76% | 21,353,600 |
| Mar 2006 | $68.80 | $73.96 | $67.59 | $71.91 | +5.49% | 16,401,000 |
| Feb 2006 | $65.91 | $70.33 | $64.43 | $68.17 | +3.18% | 18,418,300 |
| Jan 2006 | $59.08 | $68.88 | $58.52 | $66.07 | +11.68% | 24,701,700 |
| Dec 2005 | $57.00 | $60.67 | $55.96 | $59.16 | +4.84% | 16,901,100 |
| Nov 2005 | $53.12 | $57.98 | $52.15 | $56.43 | +6.17% | 22,696,700 |
| Oct 2005 | $52.72 | $53.86 | $50.35 | $53.15 | +0.47% | 18,895,500 |
| Sep 2005 | $51.95 | $55.00 | $51.55 | $52.90 | +1.65% | 15,490,200 |
| Aug 2005 | $51.40 | $52.58 | $49.91 | $52.04 | +1.03% | 17,951,100 |
| Jul 2005 | $48.94 | $55.25 | $48.16 | $51.51 | +5.75% | 27,196,900 |
| Jun 2005 | $51.30 | $52.15 | $46.67 | $48.71 | -5.18% | 26,743,700 |
| May 2005 | $46.45 | $52.26 | $46.25 | $51.37 | +11.12% | 26,991,700 |
| Apr 2005 | $56.89 | $58.40 | $45.49 | $46.23 | -18.38% | 38,138,200 |
| Mar 2005 | $62.10 | $63.30 | $56.10 | $56.64 | -8.87% | 33,409,100 |
| Feb 2005 | $56.70 | $62.77 | $56.54 | $62.15 | +9.71% | 22,580,800 |
| Jan 2005 | $49.39 | $57.00 | $45.40 | $56.65 | +14.33% | 35,347,200 |
| Dec 2004 | $47.31 | $49.97 | $44.46 | $49.55 | +4.76% | 17,088,100 |
| Nov 2004 | $41.55 | $47.63 | $41.33 | $47.30 | +13.46% | 21,978,400 |
| Oct 2004 | $38.77 | $42.00 | $37.72 | $41.69 | +7.73% | 16,537,900 |
| Sep 2004 | $39.00 | $39.72 | $37.24 | $38.70 | -0.77% | 13,616,200 |
| Aug 2004 | $37.50 | $39.35 | $35.88 | $39.00 | +4.25% | 19,937,800 |
| Jul 2004 | $37.51 | $38.24 | $35.05 | $37.41 | -0.27% | 18,149,500 |
| Jun 2004 | $33.85 | $37.56 | $33.03 | $37.51 | +10.78% | 17,430,900 |
| May 2004 | $32.92 | $34.75 | $30.89 | $33.86 | +3.58% | 18,281,800 |
| Apr 2004 | $34.87 | $36.40 | $32.52 | $32.69 | -5.71% | 20,301,900 |
| Mar 2004 | $30.60 | $34.95 | $28.45 | $34.67 | +13.82% | 36,161,900 |
| Feb 2004 | $32.52 | $32.86 | $29.44 | $30.46 | -6.48% | 21,650,100 |
| Jan 2004 | $35.40 | $37.00 | $30.63 | $32.57 | -8.51% | 23,130,100 |
| Dec 2003 | $33.15 | $36.10 | $32.99 | $35.60 | +7.07% | 17,228,700 |
| Nov 2003 | $31.05 | $33.52 | $30.44 | $33.25 | +7.09% | 17,776,600 |
| Oct 2003 | $26.24 | $31.09 | $26.16 | $31.05 | +18.29% | 17,328,000 |
| Sep 2003 | $27.25 | $28.69 | $25.25 | $26.25 | -3.56% | 20,294,900 |
| Aug 2003 | $25.88 | $27.47 | $25.27 | $27.22 | +5.34% | 17,114,600 |
| Jul 2003 | $23.88 | $27.31 | $23.33 | $25.84 | +8.39% | 18,990,900 |
| Jun 2003 | $23.90 | $25.85 | $23.38 | $23.84 | +0.80% | 15,369,500 |
| May 2003 | $22.72 | $23.78 | $21.00 | $23.65 | +3.73% | 14,064,200 |
| Apr 2003 | $20.64 | $22.94 | $20.52 | $22.80 | +10.14% | 17,501,800 |
| Mar 2003 | $23.09 | $23.30 | $18.75 | $20.70 | -10.04% | 21,803,200 |
| Feb 2003 | $23.57 | $23.74 | $21.05 | $23.01 | -0.17% | 14,663,300 |
| Jan 2003 | $20.85 | $23.87 | $20.67 | $23.05 | +11.30% | 24,084,300 |
| Dec 2002 | $21.15 | $22.30 | $19.60 | $20.71 | -1.62% | 19,187,000 |
| Nov 2002 | $16.53 | $21.50 | $16.24 | $21.05 | +27.19% | 14,952,000 |
| Oct 2002 | $16.40 | $17.45 | $14.71 | $16.55 | +1.72% | 12,650,600 |
| Sep 2002 | $18.40 | $18.84 | $16.00 | $16.27 | -11.67% | 10,439,700 |
| Aug 2002 | $18.75 | $19.10 | $16.10 | $18.42 | -0.43% | 11,992,700 |
| Jul 2002 | $19.94 | $20.26 | $15.70 | $18.50 | -7.41% | 14,878,000 |
| Jun 2002 | $21.94 | $22.73 | $18.70 | $19.98 | -8.93% | 11,450,900 |
| May 2002 | $20.97 | $22.79 | $20.40 | $21.94 | +2.19% | 10,734,100 |
| Apr 2002 | $19.80 | $21.48 | $19.10 | $21.47 | +7.03% | 10,373,500 |
| Mar 2002 | $19.75 | $21.45 | $18.55 | $20.06 | +1.57% | 9,741,100 |
| Feb 2002 | $19.00 | $20.00 | $17.65 | $19.75 | +2.60% | 10,722,700 |
| Jan 2002 | $17.70 | $19.42 | $17.26 | $19.25 | +7.78% | 11,888,000 |
| Dec 2001 | $16.70 | $18.70 | $16.49 | $17.86 | +8.24% | 11,763,400 |
| Nov 2001 | $13.88 | $16.94 | $13.42 | $16.50 | +19.74% | 19,123,400 |
| Oct 2001 | $14.70 | $16.00 | $13.10 | $13.78 | -6.13% | 13,008,300 |
| Sep 2001 | $16.34 | $17.14 | $11.78 | $14.68 | -8.54% | 14,505,200 |
| Aug 2001 | $16.20 | $17.30 | $15.68 | $16.05 | 0.00% | 14,941,800 |
| Jul 2001 | $16.95 | $16.95 | $14.40 | $16.05 | -57.90% | 19,264,200 |
| Jun 2001 | $47.00 | $47.20 | $35.90 | $38.12 | -18.89% | 21,860,400 |
| May 2001 | $44.80 | $47.00 | $42.05 | $47.00 | +4.37% | 10,517,700 |
| Apr 2001 | $36.25 | $46.75 | $36.00 | $45.03 | +23.88% | 12,640,400 |
| Mar 2001 | $45.71 | $49.45 | $35.30 | $36.35 | -20.91% | 17,015,300 |
| Feb 2001 | $47.25 | $48.11 | $44.50 | $45.96 | -2.59% | 9,716,500 |
| Jan 2001 | $47.38 | $47.94 | $44.25 | $47.18 | -0.93% | 17,240,200 |
| Dec 2000 | $40.31 | $48.63 | $39.44 | $47.63 | +18.32% | 13,389,400 |
| Nov 2000 | $40.00 | $43.00 | $39.00 | $40.25 | +2.38% | 10,554,900 |
| Oct 2000 | $30.06 | $41.69 | $29.81 | $39.31 | +29.69% | 19,752,800 |
| Sep 2000 | $40.19 | $40.38 | $27.69 | $30.31 | -25.04% | 24,094,900 |
| Aug 2000 | $35.19 | $41.31 | $34.94 | $40.44 | +15.33% | 8,631,100 |
| Jul 2000 | $31.63 | $37.69 | $31.38 | $35.06 | +11.31% | 13,499,800 |
| Jun 2000 | $41.50 | $43.13 | $31.00 | $31.50 | -23.17% | 15,533,000 |
| May 2000 | $39.38 | $42.69 | $36.81 | $41.00 | +4.13% | 16,971,000 |
| Apr 2000 | $42.44 | $46.75 | $37.94 | $39.38 | -5.83% | 12,902,600 |
| Mar 2000 | $45.25 | $47.19 | $36.81 | $41.81 | -7.60% | 13,692,400 |
| Feb 2000 | $49.44 | $51.25 | $43.25 | $45.25 | -8.47% | 10,248,200 |
| Jan 2000 | $48.38 | $54.00 | $46.31 | $49.44 | +3.26% | 11,092,000 |
| Dec 1999 | $49.75 | $52.06 | $44.00 | $47.88 | -3.53% | 8,054,200 |
| Nov 1999 | $48.81 | $50.94 | $43.75 | $49.63 | +2.45% | 12,049,200 |
| Oct 1999 | $52.31 | $54.56 | $45.00 | $48.44 | -7.74% | 8,351,400 |
| Sep 1999 | $59.19 | $59.38 | $48.88 | $52.50 | -11.21% | 7,574,700 |
| Aug 1999 | $58.63 | $62.81 | $56.38 | $59.13 | +0.53% | 6,915,500 |
| Jul 1999 | $60.50 | $64.94 | $56.94 | $58.81 | -3.19% | 10,039,600 |
| Jun 1999 | $55.44 | $62.50 | $53.56 | $60.75 | +10.08% | 12,557,700 |
| May 1999 | $51.44 | $63.56 | $51.44 | $55.19 | +6.90% | 16,286,100 |
| Apr 1999 | $42.44 | $53.50 | $41.25 | $51.63 | +21.65% | 12,858,200 |
| Mar 1999 | $44.56 | $47.75 | $41.31 | $42.44 | -4.50% | 9,412,300 |
| Feb 1999 | $43.50 | $49.44 | $43.06 | $44.44 | +2.30% | 10,825,800 |
| Jan 1999 | $39.94 | $44.88 | $39.94 | $43.44 | -10.55% | 13,344,600 |
| Dec 1998 | $48.75 | $52.31 | $44.63 | $48.56 | -0.89% | 10,182,300 |
| Nov 1998 | $41.56 | $49.50 | $41.44 | $49.00 | +19.33% | 8,621,200 |
| Oct 1998 | $36.56 | $41.13 | $32.13 | $41.06 | +13.28% | 11,740,000 |
| Sep 1998 | $36.25 | $42.00 | $36.13 | $36.25 | 0.00% | 9,920,600 |
| Aug 1998 | $40.56 | $41.19 | $33.75 | $36.25 | -10.91% | 9,831,000 |
| Jul 1998 | $48.00 | $48.25 | $39.31 | $40.69 | -15.23% | 11,790,000 |
| Jun 1998 | $55.00 | $56.38 | $46.56 | $48.00 | -12.73% | 15,644,800 |
| May 1998 | $56.00 | $59.06 | $54.50 | $55.00 | -1.46% | 10,122,100 |
| Apr 1998 | $57.25 | $57.50 | $54.50 | $55.81 | -2.72% | 13,573,000 |
| Mar 1998 | $60.50 | $61.63 | $53.50 | $57.38 | -5.17% | 21,694,800 |
| Feb 1998 | $55.63 | $60.50 | $55.06 | $60.50 | +8.28% | 12,889,700 |
| Jan 1998 | $52.00 | $55.94 | $48.38 | $55.88 | +6.94% | 14,530,400 |
| Dec 1997 | $49.00 | $53.25 | $47.38 | $52.25 | +7.18% | 13,366,800 |
| Nov 1997 | $50.00 | $50.38 | $44.31 | $48.75 | -0.51% | 14,852,900 |
| Oct 1997 | $55.25 | $58.63 | $44.94 | $49.00 | -22.14% | 11,170,400 |
| Sep 1997 | $60.06 | $63.50 | $59.25 | $62.94 | +4.90% | 8,711,900 |
| Aug 1997 | $65.38 | $66.38 | $59.38 | $60.00 | -8.57% | 8,320,400 |
| Jul 1997 | $59.38 | $66.00 | $57.56 | $65.63 | +10.76% | 12,324,100 |
| Jun 1997 | $64.75 | $64.88 | $58.25 | $59.25 | -8.14% | 20,115,500 |
| May 1997 | $66.25 | $68.75 | $64.13 | $64.50 | -3.01% | 10,015,300 |
| Apr 1997 | $64.38 | $67.63 | $60.63 | $66.50 | +2.50% | 10,276,000 |
| Mar 1997 | $64.50 | $69.50 | $63.13 | $64.88 | +0.19% | 11,827,900 |
| Feb 1997 | $66.00 | $70.63 | $64.38 | $64.75 | -1.52% | 10,098,000 |
| Jan 1997 | $60.88 | $66.50 | $58.88 | $65.75 | +8.01% | 11,405,300 |
| Dec 1996 | $64.00 | $64.38 | $58.75 | $60.88 | -5.25% | 11,082,200 |
| Nov 1996 | $55.38 | $64.63 | $54.13 | $64.25 | +16.82% | 11,156,500 |
| Oct 1996 | $56.50 | $58.13 | $54.88 | $55.00 | -2.44% | 7,980,400 |
| Sep 1996 | $51.63 | $56.88 | $50.63 | $56.38 | +8.41% | 7,624,500 |
| Aug 1996 | $55.00 | $56.25 | $51.50 | $52.00 | -0.95% | 9,354,400 |
| Jul 1996 | $57.00 | $57.00 | $47.50 | $52.50 | -8.50% | 10,281,700 |
| Jun 1996 | $57.88 | $60.00 | $55.00 | $57.38 | -1.71% | 7,669,700 |
| May 1996 | $58.13 | $59.13 | $55.13 | $58.38 | -0.21% | 10,317,800 |
| Apr 1996 | $58.75 | $60.25 | $55.00 | $58.50 | -0.64% | 9,709,100 |
| Mar 1996 | $57.38 | $63.00 | $54.00 | $58.88 | +3.29% | 9,463,500 |
| Feb 1996 | $58.63 | $63.25 | $56.50 | $57.00 | -2.77% | 9,934,300 |
| Jan 1996 | $52.75 | $59.25 | $51.50 | $58.63 | +10.87% | 10,674,500 |
| Dec 1995 | $49.13 | $53.00 | $49.00 | $52.88 | +7.91% | 7,168,100 |
| Nov 1995 | $44.00 | $49.63 | $44.00 | $49.00 | +10.11% | 7,447,100 |
| Oct 1995 | $46.63 | $47.13 | $44.38 | $44.50 | -5.82% | 6,336,600 |
| Sep 1995 | $44.88 | $47.50 | $44.63 | $47.25 | +5.59% | 5,926,300 |
| Aug 1995 | $45.63 | $46.00 | $43.00 | $44.75 | -1.92% | 7,187,800 |
| Jul 1995 | $45.75 | $48.00 | $44.25 | $45.63 | -0.27% | 6,134,300 |
| Jun 1995 | $45.13 | $47.13 | $44.25 | $45.75 | +0.27% | 6,819,300 |
| May 1995 | $43.63 | $46.50 | $43.00 | $45.63 | +4.89% | 9,084,100 |
| Apr 1995 | $39.00 | $44.38 | $38.75 | $43.50 | +11.54% | 9,017,900 |
| Mar 1995 | $38.25 | $39.88 | $37.25 | $39.00 | +1.30% | 6,810,900 |
| Feb 1995 | $37.75 | $39.38 | $37.63 | $38.50 | +2.33% | 5,263,800 |
| Jan 1995 | $35.38 | $38.88 | $35.00 | $37.63 | +5.24% | 7,859,800 |
| Dec 1994 | $34.00 | $36.13 | $33.75 | $35.75 | +5.54% | 5,771,900 |
| Nov 1994 | $35.00 | $36.75 | $33.63 | $33.88 | -2.87% | 7,371,700 |
| Oct 1994 | $34.13 | $36.88 | $33.75 | $34.88 | +1.82% | 7,932,100 |
| Sep 1994 | $36.00 | $36.50 | $34.13 | $34.25 | -5.19% | 5,180,200 |
| Aug 1994 | $35.75 | $36.63 | $33.50 | $36.13 | +0.70% | 8,021,800 |
| Jul 1994 | $37.50 | $37.88 | $35.00 | $35.88 | -4.01% | 5,582,400 |
| Jun 1994 | $35.50 | $38.88 | $35.50 | $37.38 | +4.91% | 6,269,200 |
| May 1994 | $39.00 | $39.00 | $34.50 | $35.63 | -8.65% | 5,460,900 |
| Apr 1994 | $38.50 | $41.00 | $37.50 | $39.00 | -1.58% | 5,491,400 |
| Mar 1994 | $41.38 | $43.75 | $36.63 | $39.63 | -4.80% | 7,416,700 |
| Feb 1994 | $40.00 | $44.13 | $40.00 | $41.63 | +4.06% | 7,794,100 |
| Jan 1994 | $37.00 | $40.75 | $35.38 | $40.00 | +7.74% | 7,540,700 |
| Dec 1993 | $35.00 | $38.50 | $33.75 | $37.13 | +6.45% | 5,837,300 |
| Nov 1993 | $35.63 | $36.13 | $33.00 | $34.88 | -2.79% | 6,436,400 |
| Oct 1993 | $35.88 | $36.13 | $34.25 | $35.88 | -0.35% | 4,044,000 |
| Sep 1993 | $36.50 | $36.75 | $34.88 | $36.00 | -2.04% | 5,450,200 |
| Aug 1993 | $33.88 | $36.75 | $33.13 | $36.75 | +10.53% | 11,181,800 |
| Jul 1993 | $33.38 | $34.00 | $30.50 | $33.25 | 0.00% | 8,546,200 |
| Jun 1993 | $31.13 | $34.13 | $30.63 | $33.25 | +7.69% | 7,339,700 |
| May 1993 | $33.00 | $33.63 | $30.25 | $30.88 | -7.14% | 3,974,600 |
| Apr 1993 | $30.50 | $34.88 | $29.88 | $33.25 | +9.47% | 7,142,400 |
| Mar 1993 | $29.13 | $31.00 | $28.00 | $30.38 | +3.40% | 6,721,100 |
| Feb 1993 | $28.75 | $30.63 | $28.50 | $29.38 | +2.62% | 4,667,400 |
| Jan 1993 | $29.25 | $30.75 | $27.88 | $28.63 | -1.29% | 6,786,500 |
| Dec 1992 | $26.38 | $29.38 | $25.63 | $29.00 | +9.43% | 8,454,500 |
| Nov 1992 | $25.75 | $26.63 | $25.13 | $26.50 | +2.42% | 3,942,000 |
| Oct 1992 | $25.50 | $27.00 | $25.00 | $25.88 | +1.47% | 4,617,100 |
| Sep 1992 | $25.38 | $26.50 | $25.25 | $25.50 | +0.49% | 5,286,900 |
| Aug 1992 | $24.75 | $25.88 | $24.63 | $25.38 | +2.01% | 4,370,800 |
| Jul 1992 | $23.13 | $25.00 | $22.25 | $24.88 | +7.57% | 6,744,500 |
| Jun 1992 | $23.63 | $23.88 | $22.25 | $23.13 | -2.12% | 7,626,700 |
| May 1992 | $25.13 | $25.25 | $23.63 | $23.63 | -5.97% | 5,557,700 |
| Apr 1992 | $23.38 | $25.25 | $23.13 | $25.13 | +6.35% | 7,110,300 |
| Mar 1992 | $26.88 | $27.25 | $23.38 | $23.63 | -12.90% | 6,354,200 |
| Feb 1992 | $27.50 | $28.13 | $26.75 | $27.13 | -1.81% | 4,487,000 |
| Jan 1992 | $27.25 | $28.00 | $26.38 | $27.63 | +0.91% | 7,678,600 |
| Dec 1991 | $25.00 | $27.38 | $24.38 | $27.38 | +8.42% | 6,808,100 |
| Nov 1991 | $26.63 | $27.00 | $24.38 | $25.25 | -5.16% | 4,610,400 |
| Oct 1991 | $26.50 | $26.88 | $25.00 | $26.63 | +0.47% | 5,139,700 |
| Sep 1991 | $26.50 | $27.25 | $26.00 | $26.50 | +0.47% | 4,922,800 |
| Aug 1991 | $27.13 | $27.63 | $25.38 | $26.38 | -2.76% | 4,952,000 |
| Jul 1991 | $27.75 | $27.88 | $26.13 | $27.13 | -2.69% | 5,285,800 |
| Jun 1991 | $27.88 | $28.00 | $26.13 | $27.88 | -0.45% | 5,948,800 |
| May 1991 | $27.25 | $28.00 | $25.88 | $28.00 | +2.75% | 4,515,800 |
| Apr 1991 | $27.75 | $28.38 | $26.13 | $27.25 | -1.80% | 5,380,700 |
| Mar 1991 | $27.38 | $29.00 | $26.75 | $27.75 | +2.30% | 5,945,700 |
| Feb 1991 | $28.50 | $29.25 | $26.13 | $27.13 | -4.41% | 6,397,600 |
| Jan 1991 | $27.75 | $28.50 | $22.75 | $28.38 | +2.25% | 6,793,900 |
| Dec 1990 | $27.00 | $27.88 | $25.13 | $27.75 | +3.26% | 5,545,700 |
| Nov 1990 | $24.88 | $27.13 | $24.13 | $26.88 | +8.04% | 5,029,100 |
| Oct 1990 | $24.50 | $26.13 | $22.38 | $24.88 | +2.05% | 5,169,700 |
| Sep 1990 | $23.75 | $25.75 | $23.25 | $24.38 | +2.09% | 5,379,800 |
| Aug 1990 | $26.38 | $27.38 | $20.50 | $23.88 | -10.33% | 7,659,700 |
| Jul 1990 | $27.25 | $28.38 | $26.00 | $26.63 | -2.74% | 6,835,100 |
| Jun 1990 | $27.38 | $28.75 | $26.75 | $27.38 | 0.00% | 7,690,800 |
| May 1990 | $24.63 | $27.75 | $24.00 | $27.38 | +11.17% | 9,899,700 |
| Apr 1990 | $22.25 | $24.88 | $22.00 | $24.63 | +10.67% | 9,071,500 |
| Mar 1990 | $21.88 | $23.13 | $20.63 | $22.25 | +2.89% | 6,347,000 |
| Feb 1990 | $22.88 | $23.00 | $20.63 | $21.63 | -5.98% | 3,862,900 |
| Jan 1990 | $23.50 | $24.25 | $21.38 | $23.00 | -3.16% | 5,047,500 |
| Dec 1989 | $21.13 | $24.00 | $19.75 | $23.75 | +12.43% | 6,111,000 |
| Nov 1989 | $24.25 | $24.50 | $20.50 | $21.13 | -12.89% | 4,728,500 |
| Oct 1989 | $23.50 | $27.13 | $21.00 | $24.25 | +3.74% | 6,839,800 |
| Sep 1989 | $23.50 | $25.13 | $23.13 | $23.38 | -1.06% | 7,560,100 |
| Aug 1989 | $22.63 | $23.75 | $22.00 | $23.63 | +3.28% | 8,442,900 |
| Jul 1989 | $21.88 | $22.88 | $21.75 | $22.88 | +3.98% | 5,566,900 |
| Jun 1989 | $22.38 | $22.75 | $21.63 | $22.00 | -1.68% | 6,859,100 |
| May 1989 | $22.13 | $22.50 | $21.63 | $22.38 | +1.13% | 6,993,600 |
| Apr 1989 | $22.13 | $22.50 | $21.00 | $22.13 | -0.56% | 5,231,900 |
| Mar 1989 | $21.63 | $22.88 | $20.50 | $22.25 | +3.49% | 6,578,400 |
| Feb 1989 | $22.25 | $23.13 | $20.75 | $21.50 | -2.27% | 5,734,500 |
| Jan 1989 | $21.63 | $22.13 | $20.63 | $22.00 | +1.15% | 7,309,700 |
| Dec 1988 | $20.25 | $22.13 | $19.88 | $21.75 | +6.10% | 5,727,000 |
| Nov 1988 | $21.75 | $22.00 | $18.38 | $20.50 | -5.75% | 4,546,500 |
| Oct 1988 | $22.25 | $23.50 | $20.25 | $21.75 | -2.25% | 5,579,200 |
| Sep 1988 | $20.38 | $22.25 | $19.50 | $22.25 | +9.20% | 7,123,900 |
| Aug 1988 | $21.75 | $21.88 | $19.38 | $20.38 | -6.86% | 5,419,200 |
| Jul 1988 | $21.13 | $21.88 | $19.75 | $21.88 | +3.55% | 5,055,300 |
| Jun 1988 | $19.13 | $21.75 | $18.88 | $21.13 | +9.74% | 8,337,600 |
| May 1988 | $18.38 | $19.25 | $18.00 | $19.25 | +5.48% | 5,724,000 |
| Apr 1988 | $19.75 | $20.38 | $17.75 | $18.25 | -7.59% | 6,478,800 |
| Mar 1988 | $18.75 | $21.75 | $17.88 | $19.75 | +6.04% | 10,321,000 |
| Feb 1988 | $18.13 | $18.88 | $17.25 | $18.63 | +4.20% | 5,564,700 |
| Jan 1988 | $18.75 | $19.50 | $16.13 | $17.88 | -5.92% | 7,704,800 |
| Dec 1987 | $16.88 | $19.13 | $16.00 | $19.00 | +16.03% | 9,502,500 |
| Nov 1987 | $18.13 | $20.13 | $15.88 | $16.38 | -13.25% | 9,788,800 |
| Oct 1987 | $25.00 | $25.00 | $14.25 | $18.88 | -24.50% | 14,512,100 |
| Sep 1987 | $27.63 | $28.00 | $24.63 | $25.00 | -10.31% | 7,138,400 |
| Aug 1987 | $27.50 | $29.88 | $26.25 | $27.88 | +3.72% | 8,777,700 |
| Jul 1987 | $27.00 | $28.13 | $25.25 | $26.88 | -0.46% | 7,376,500 |
| Jun 1987 | $26.13 | $28.88 | $24.63 | $27.00 | +3.85% | 7,644,200 |
| May 1987 | $29.13 | $30.00 | $25.13 | $26.00 | -11.49% | 9,128,500 |
| Apr 1987 | $28.56 | $30.94 | $26.38 | $29.38 | +2.40% | 10,818,600 |
| Mar 1987 | $26.94 | $30.06 | $25.50 | $28.69 | +6.00% | 10,837,800 |
| Feb 1987 | $27.25 | $28.88 | $26.50 | $27.06 | -0.69% | 9,594,000 |
| Jan 1987 | $22.69 | $29.44 | $22.69 | $27.25 | +20.11% | 12,766,600 |
| Dec 1986 | $21.69 | $23.94 | $21.25 | $22.69 | +4.61% | 16,767,400 |
| Nov 1986 | $21.38 | $22.06 | $20.13 | $21.69 | +1.17% | 9,192,600 |
| Oct 1986 | $19.00 | $21.63 | $18.69 | $21.44 | +13.58% | 9,395,000 |
| Sep 1986 | $21.44 | $22.00 | $18.50 | $18.88 | -11.70% | 11,853,600 |
| Aug 1986 | $20.50 | $22.13 | $20.00 | $21.38 | +4.27% | 7,995,200 |
| Jul 1986 | $22.00 | $23.00 | $19.88 | $20.50 | -6.82% | 10,332,000 |
| Jun 1986 | $23.63 | $24.00 | $21.50 | $22.00 | -6.13% | 8,715,400 |
| May 1986 | $22.13 | $23.88 | $22.13 | $23.44 | +5.93% | 8,337,000 |
| Apr 1986 | $23.88 | $24.44 | $21.69 | $22.13 | -6.84% | 10,228,200 |
| Mar 1986 | $20.00 | $24.00 | $18.88 | $23.75 | +18.75% | 15,439,000 |
| Feb 1986 | $17.75 | $20.06 | $17.63 | $20.00 | +13.07% | 10,334,400 |
| Jan 1986 | $17.75 | $18.69 | $15.69 | $17.69 | -1.05% | 8,296,600 |
| Dec 1985 | $18.00 | $19.06 | $17.06 | $17.88 | -1.04% | 10,665,600 |
| Nov 1985 | $17.56 | $18.38 | $16.31 | $18.06 | +2.85% | 9,725,600 |
| Oct 1985 | $18.31 | $18.88 | $16.81 | $17.56 | -3.44% | 6,425,200 |
| Sep 1985 | $20.38 | $20.69 | $17.88 | $18.19 | -11.01% | 6,318,800 |
| Aug 1985 | $20.50 | $20.88 | $19.94 | $20.44 | -0.61% | 7,070,000 |
| Jul 1985 | $18.50 | $20.75 | $18.44 | $20.56 | +10.40% | 10,424,800 |
| Jun 1985 | $18.88 | $19.19 | $17.38 | $18.63 | -1.32% | 6,174,200 |
| May 1985 | $17.63 | $18.88 | $16.81 | $18.88 | +7.86% | 6,810,800 |
| Apr 1985 | $18.13 | $18.31 | $16.00 | $17.50 | -3.45% | 8,231,200 |
| Mar 1985 | $19.38 | $19.56 | $17.25 | $18.13 | -4.29% | 7,429,200 |
| Feb 1985 | $17.25 | $18.94 | $17.25 | $18.94 | +7.07% | 11,343,600 |
| Jan 1985 | $15.13 | $18.00 | $14.94 | $17.69 | +16.46% | 13,205,600 |
| Dec 1984 | $15.00 | $15.50 | $14.50 | $15.19 | +2.10% | 6,293,200 |
| Nov 1984 | $14.94 | $15.25 | $14.50 | $14.88 | -0.83% | 5,918,000 |
| Oct 1984 | $14.50 | $15.00 | $13.88 | $15.00 | +4.35% | 5,545,600 |
| Sep 1984 | $15.13 | $15.75 | $13.88 | $14.38 | -4.17% | 5,760,600 |
| Aug 1984 | $14.50 | $15.94 | $14.44 | $15.00 | +4.35% | 12,637,200 |
| Jul 1984 | $13.69 | $14.56 | $13.56 | $14.38 | +5.99% | 7,153,200 |
| Jun 1984 | $13.19 | $14.63 | $13.06 | $13.56 | +3.83% | 10,119,200 |
| May 1984 | $13.31 | $14.06 | $11.81 | $13.06 | -2.34% | 9,293,000 |
| Apr 1984 | $12.38 | $13.63 | $11.50 | $13.38 | +6.47% | 8,662,000 |
| Mar 1984 | $13.00 | $13.69 | $12.06 | $12.56 | -3.37% | 8,728,600 |
| Feb 1984 | $15.00 | $15.06 | $12.56 | $13.00 | -12.24% | 8,416,200 |
| Jan 1984 | $16.63 | $16.81 | $14.63 | $14.81 | -10.23% | 6,813,200 |
| Dec 1983 | $15.88 | $17.25 | $15.75 | $16.50 | +4.35% | 5,773,600 |
| Nov 1983 | $14.25 | $16.50 | $14.13 | $15.81 | +10.96% | 9,020,000 |
| Oct 1983 | $14.00 | $15.69 | $13.81 | $14.25 | +1.33% | 6,161,600 |
| Sep 1983 | $14.00 | $15.38 | $13.50 | $14.06 | +1.81% | 8,219,000 |
| Aug 1983 | $15.63 | $16.25 | $13.25 | $13.81 | -11.24% | 6,159,600 |
| Jul 1983 | $16.69 | $17.25 | $15.19 | $15.56 | -5.32% | 5,148,800 |
| Jun 1983 | $13.88 | $17.75 | $13.88 | $16.44 | +17.41% | 9,880,600 |
| May 1983 | $14.59 | $14.78 | $13.63 | $14.00 | -4.88% | 9,410,800 |
| Apr 1983 | $12.81 | $14.75 | $12.38 | $14.72 | +14.60% | 8,528,000 |
| Mar 1983 | $12.69 | $13.38 | $12.38 | $12.84 | +3.53% | 9,764,400 |
| Feb 1983 | $12.06 | $13.00 | $11.81 | $12.41 | +4.20% | 11,918,400 |
| Jan 1983 | $10.66 | $11.91 | $10.56 | $11.91 | +12.06% | 7,965,600 |
| Dec 1982 | $10.50 | $11.31 | $10.31 | $10.63 | +2.72% | 8,776,400 |
| Nov 1982 | $10.16 | $11.75 | $10.00 | $10.34 | +2.80% | 12,300,400 |
| Oct 1982 | $9.78 | $11.03 | $9.31 | $10.06 | +2.87% | 12,010,400 |
| Sep 1982 | $9.44 | $10.25 | $9.34 | $9.78 | +3.30% | 10,228,800 |
| Aug 1982 | $8.44 | $9.53 | $7.75 | $9.47 | +13.48% | 10,948,000 |
| Jul 1982 | $7.84 | $8.69 | $7.56 | $8.34 | +5.95% | 6,028,000 |
| Jun 1982 | $7.16 | $8.03 | $7.09 | $7.88 | +10.53% | 6,016,000 |
| May 1982 | $7.72 | $8.50 | $7.13 | $7.13 | -8.06% | 6,683,600 |
| Apr 1982 | $6.63 | $8.06 | $6.47 | $7.75 | +19.23% | 7,547,200 |
| Mar 1982 | $7.22 | $7.28 | $6.28 | $6.50 | -9.17% | 5,894,400 |
| Feb 1982 | $7.72 | $8.16 | $7.16 | $7.16 | -8.40% | 3,540,000 |
| Jan 1982 | $8.16 | $8.16 | $7.09 | $7.81 | -4.58% | 4,744,400 |
| Dec 1981 | $8.14 | $8.25 | $8.03 | $8.19 | – | 109,600 |
Seasonality
ROK 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 | -0.3% | 0.6% | -2.6% | 1.3% | 2.4% | 4.8% | 5.7% | -2.4% | -0.8% | 3.7% | 6.6% | -0.1% |
| Months up | 5 of 10 | 5 of 10 | 4 of 10 | 4 of 10 | 6 of 10 | 7 of 10 | 8 of 10 | 2 of 10 | 5 of 10 | 7 of 10 | 8 of 9 | 4 of 9 |
| 2026 | 8.4% | -3.0% | -11.9% | 13.9% | 10.6% | 9.8% | -3.0% | -11.3% | 2.6% | 0.2% | ||
| 2025 | -2.6% | 3.6% | -10.0% | -4.1% | 27.9% | 5.3% | 5.9% | -2.0% | 1.8% | 5.4% | 7.9% | -1.7% |
| 2024 | -18.4% | 13.1% | 2.2% | -7.0% | -4.5% | 6.9% | 1.2% | -1.9% | -1.3% | -0.7% | 11.2% | -3.2% |
| 2023 | 9.5% | 5.0% | -0.5% | -3.4% | -1.3% | 18.3% | 2.1% | -6.8% | -8.4% | -8.1% | 5.3% | 12.7% |
| 2022 | -17.1% | -7.5% | 5.0% | -9.8% | -15.2% | -6.5% | 28.1% | -6.8% | -9.2% | 18.7% | 4.0% | -2.5% |
| 2021 | -0.9% | -1.7% | 9.1% | -0.4% | 0.2% | 8.5% | 7.5% | 6.2% | -9.7% | 8.6% | 5.6% | 3.8% |
| 2020 | -5.4% | -3.8% | -17.8% | 25.6% | 14.7% | -1.5% | 2.4% | 6.1% | -4.3% | 7.4% | 8.3% | -1.9% |
| 2019 | 12.7% | 5.9% | -1.7% | 3.0% | -17.2% | 10.1% | -1.9% | -4.4% | 7.9% | 4.4% | 14.5% | 3.5% |
| 2018 | 0.5% | -7.9% | -3.7% | -5.6% | 7.2% | -5.2% | 12.8% | -3.0% | 3.6% | -12.2% | 6.4% | -13.7% |
| 2017 | 10.1% | 2.6% | 3.1% | 1.1% | 1.4% | 2.0% | 1.9% | -0.1% | 8.6% | 12.7% | -3.4% | 1.7% |