Duke Energy CORP (DUK) stock
DUKNYSEElectric & Other Services CombinedFiscal year ends December 31Also trades as DUK.PA, DUKB, DUKU
Financials through Q2 FY2026, quarter ended Jun 30, 2026Last filing: 10-Q on Aug 4, 2026Score 11/306% below fair value
$127.39+1.49 (+1.18%)
Close on Oct 30, 2026Market cap $99.24BP/E 19.1Yield 3.31%
Price history
Duke Energy share prices for every month, newest first. Adjusted for stock splits, not for dividends.
Close, Oct 30, 2026
$127.39
+1.18% on the day
52-week range
$112.40 – $134.49
-5.3% from the high
Change over 52 weeks
+1.7%
From $125.21 on Oct 30, 2025
Average volume
4.01M
Shares a day, last 90 sessions
| Month | Open | High | Low | Close | Change | Volume |
|---|---|---|---|---|---|---|
| Oct 2026 | $113.55 | $128.09 | $112.61 | $127.39 | +11.74% | 84,097,875 |
| Sep 2026 | $120.48 | $121.98 | $112.40 | $114.01 | -4.92% | 84,032,746 |
| Aug 2026 | $125.00 | $126.01 | $119.04 | $119.91 | -4.40% | 96,136,442 |
| Jul 2026 | $126.58 | $132.65 | $124.10 | $125.43 | -0.91% | 81,872,244 |
| Jun 2026 | $121.42 | $128.65 | $119.76 | $126.58 | +3.14% | 78,441,422 |
| May 2026 | $129.44 | $130.70 | $120.90 | $122.73 | -5.26% | 65,929,781 |
| Apr 2026 | $130.43 | $134.13 | $124.90 | $129.55 | -1.06% | 62,812,234 |
| Mar 2026 | $131.00 | $134.49 | $126.77 | $130.94 | +0.07% | 107,259,517 |
| Feb 2026 | $121.46 | $131.57 | $119.04 | $130.85 | +7.83% | 92,596,112 |
| Jan 2026 | $117.18 | $121.74 | $115.10 | $121.35 | +3.53% | 79,403,686 |
| Dec 2025 | $123.21 | $123.46 | $113.90 | $117.21 | -5.43% | 73,400,394 |
| Nov 2025 | $123.87 | $125.93 | $121.40 | $123.94 | -0.29% | 67,633,465 |
| Oct 2025 | $123.56 | $130.03 | $120.94 | $124.30 | +0.44% | 63,041,834 |
| Sep 2025 | $122.46 | $124.30 | $119.69 | $123.75 | +1.03% | 56,724,923 |
| Aug 2025 | $122.24 | $127.85 | $121.33 | $122.49 | +0.70% | 67,882,661 |
| Jul 2025 | $118.68 | $121.97 | $115.40 | $121.64 | +3.08% | 59,819,946 |
| Jun 2025 | $117.01 | $118.34 | $113.66 | $118.00 | +0.24% | 57,766,347 |
| May 2025 | $121.80 | $124.17 | $111.22 | $117.72 | -3.52% | 84,593,272 |
| Apr 2025 | $122.04 | $125.27 | $112.07 | $122.02 | +0.04% | 88,735,304 |
| Mar 2025 | $117.32 | $122.50 | $113.81 | $121.97 | +3.81% | 97,669,731 |
| Feb 2025 | $111.98 | $117.98 | $110.51 | $117.49 | +4.91% | 69,927,125 |
| Jan 2025 | $108.48 | $112.76 | $105.20 | $111.99 | +3.94% | 62,047,494 |
| Dec 2024 | $117.05 | $117.29 | $105.63 | $107.74 | -7.95% | 68,094,156 |
| Nov 2024 | $114.68 | $118.58 | $109.40 | $117.05 | +1.54% | 66,266,058 |
| Oct 2024 | $115.45 | $121.25 | $110.05 | $115.27 | -0.03% | 81,700,849 |
| Sep 2024 | $114.00 | $118.31 | $113.91 | $115.30 | +1.18% | 64,650,038 |
| Aug 2024 | $109.77 | $116.67 | $109.27 | $113.95 | +4.28% | 70,899,138 |
| Jul 2024 | $100.73 | $110.03 | $99.21 | $109.27 | +9.02% | 58,482,604 |
| Jun 2024 | $103.09 | $104.87 | $99.30 | $100.23 | -3.22% | 51,420,465 |
| May 2024 | $97.95 | $104.60 | $97.49 | $103.57 | +5.40% | 68,207,373 |
| Apr 2024 | $96.50 | $99.61 | $92.75 | $98.26 | +1.60% | 54,204,149 |
| Mar 2024 | $91.75 | $96.85 | $90.09 | $96.71 | +5.31% | 61,589,120 |
| Feb 2024 | $95.35 | $97.85 | $90.30 | $91.83 | -4.17% | 68,024,859 |
| Jan 2024 | $96.52 | $99.92 | $94.15 | $95.83 | -1.25% | 62,567,463 |
| Dec 2023 | $92.20 | $99.48 | $91.55 | $97.04 | +5.16% | 72,117,018 |
| Nov 2023 | $89.20 | $92.40 | $86.61 | $92.28 | +3.81% | 71,334,080 |
| Oct 2023 | $87.74 | $90.12 | $83.06 | $88.89 | +0.71% | 73,048,535 |
| Sep 2023 | $89.25 | $96.08 | $86.04 | $88.26 | -0.61% | 77,047,241 |
| Aug 2023 | $93.58 | $93.99 | $88.72 | $88.80 | -5.15% | 64,567,294 |
| Jul 2023 | $89.73 | $96.41 | $88.57 | $93.62 | +4.32% | 48,943,794 |
| Jun 2023 | $89.70 | $92.97 | $87.20 | $89.74 | +0.50% | 66,063,651 |
| May 2023 | $98.85 | $100.13 | $87.52 | $89.29 | -9.70% | 64,402,848 |
| Apr 2023 | $95.11 | $100.39 | $94.49 | $98.88 | +2.50% | 53,777,450 |
| Mar 2023 | $94.02 | $98.65 | $91.37 | $96.47 | +2.34% | 76,819,096 |
| Feb 2023 | $101.75 | $103.83 | $94.18 | $94.26 | -7.99% | 54,975,798 |
| Jan 2023 | $103.20 | $106.43 | $99.16 | $102.45 | -0.52% | 54,326,800 |
| Dec 2022 | $100.84 | $105.52 | $98.50 | $102.99 | +3.06% | 63,503,763 |
| Nov 2022 | $93.57 | $100.42 | $90.36 | $99.93 | +7.24% | 70,508,957 |
| Oct 2022 | $94.46 | $97.33 | $83.76 | $93.18 | +0.17% | 76,194,712 |
| Sep 2022 | $107.04 | $111.26 | $92.80 | $93.02 | -12.99% | 53,309,428 |
| Aug 2022 | $109.87 | $113.67 | $106.75 | $106.91 | -2.75% | 56,229,448 |
| Jul 2022 | $107.75 | $110.42 | $102.17 | $109.93 | +2.54% | 44,800,207 |
| Jun 2022 | $112.55 | $112.73 | $96.87 | $107.21 | -4.72% | 60,045,445 |
| May 2022 | $110.67 | $114.50 | $107.13 | $112.52 | +2.14% | 66,839,770 |
| Apr 2022 | $111.70 | $116.33 | $109.78 | $110.16 | -1.34% | 54,338,959 |
| Mar 2022 | $100.41 | $112.55 | $98.67 | $111.66 | +11.20% | 61,509,114 |
| Feb 2022 | $104.55 | $105.76 | $95.48 | $100.41 | -4.43% | 64,622,948 |
| Jan 2022 | $104.91 | $105.32 | $100.25 | $105.06 | +0.15% | 63,157,934 |
| Dec 2021 | $97.44 | $105.23 | $96.58 | $104.90 | +8.13% | 64,534,471 |
| Nov 2021 | $102.13 | $102.95 | $96.75 | $97.01 | -4.90% | 55,918,206 |
| Oct 2021 | $98.20 | $104.94 | $97.61 | $102.01 | +4.53% | 50,712,986 |
| Sep 2021 | $104.90 | $106.95 | $96.58 | $97.59 | -6.76% | 68,580,363 |
| Aug 2021 | $105.39 | $108.38 | $104.34 | $104.66 | -0.43% | 56,066,832 |
| Jul 2021 | $98.96 | $106.71 | $98.35 | $105.11 | +6.47% | 54,435,764 |
| Jun 2021 | $100.54 | $103.90 | $97.68 | $98.72 | -1.50% | 64,602,569 |
| May 2021 | $100.82 | $108.00 | $98.65 | $100.22 | -0.47% | 75,861,963 |
| Apr 2021 | $96.43 | $101.83 | $95.34 | $100.69 | +4.31% | 67,567,644 |
| Mar 2021 | $86.00 | $97.92 | $85.80 | $96.53 | +12.78% | 91,824,064 |
| Feb 2021 | $94.05 | $95.45 | $85.56 | $85.59 | -8.95% | 54,712,281 |
| Jan 2021 | $91.78 | $94.58 | $87.62 | $94.00 | +2.66% | 53,146,675 |
| Dec 2020 | $93.56 | $94.64 | $88.18 | $91.56 | -1.19% | 65,526,097 |
| Nov 2020 | $92.93 | $98.88 | $90.01 | $92.66 | +0.60% | 62,210,203 |
| Oct 2020 | $88.03 | $94.37 | $87.60 | $92.11 | +4.01% | 71,537,536 |
| Sep 2020 | $79.84 | $89.49 | $78.98 | $88.56 | +10.23% | 82,420,782 |
| Aug 2020 | $84.67 | $87.21 | $78.95 | $80.34 | -5.19% | 67,777,958 |
| Jul 2020 | $79.97 | $85.05 | $79.11 | $84.74 | +6.07% | 77,549,382 |
| Jun 2020 | $85.84 | $92.20 | $77.58 | $79.89 | -6.70% | 85,337,213 |
| May 2020 | $83.86 | $86.37 | $79.72 | $85.63 | +1.15% | 72,843,060 |
| Apr 2020 | $77.92 | $93.00 | $75.58 | $84.66 | +4.67% | 79,069,339 |
| Mar 2020 | $91.65 | $101.69 | $62.13 | $80.88 | -11.80% | 135,534,108 |
| Feb 2020 | $97.63 | $103.79 | $89.39 | $91.70 | -6.07% | 74,119,598 |
| Jan 2020 | $91.28 | $98.05 | $89.84 | $97.63 | +7.04% | 63,932,177 |
| Dec 2019 | $87.87 | $91.50 | $87.15 | $91.21 | +3.45% | 79,980,508 |
| Nov 2019 | $94.30 | $94.55 | $86.36 | $88.17 | -6.46% | 99,986,740 |
| Oct 2019 | $95.57 | $97.37 | $93.33 | $94.26 | -1.67% | 55,786,753 |
| Sep 2019 | $92.50 | $96.80 | $92.33 | $95.86 | +3.36% | 54,899,087 |
| Aug 2019 | $86.80 | $93.35 | $86.31 | $92.74 | +6.94% | 61,230,555 |
| Jul 2019 | $88.01 | $90.60 | $86.17 | $86.72 | -1.72% | 50,635,057 |
| Jun 2019 | $86.04 | $90.68 | $84.28 | $88.24 | +3.07% | 64,665,461 |
| May 2019 | $90.68 | $91.06 | $84.46 | $85.61 | -6.05% | 68,935,991 |
| Apr 2019 | $89.75 | $91.33 | $87.93 | $91.12 | +1.24% | 65,528,016 |
| Mar 2019 | $89.60 | $91.67 | $88.66 | $90.00 | +0.38% | 82,333,043 |
| Feb 2019 | $87.78 | $90.74 | $86.48 | $89.66 | +2.14% | 63,116,643 |
| Jan 2019 | $86.11 | $88.48 | $82.46 | $87.78 | +1.71% | 62,601,156 |
| Dec 2018 | $88.00 | $91.35 | $82.77 | $86.30 | -2.56% | 79,895,838 |
| Nov 2018 | $82.57 | $89.23 | $80.89 | $88.57 | +7.19% | 79,230,472 |
| Oct 2018 | $79.91 | $85.08 | $78.52 | $82.63 | +3.26% | 98,373,150 |
| Sep 2018 | $81.38 | $83.77 | $78.00 | $80.02 | -1.50% | 87,327,462 |
| Aug 2018 | $81.14 | $82.72 | $79.51 | $81.24 | -0.47% | 66,518,933 |
| Jul 2018 | $79.21 | $81.75 | $77.90 | $81.62 | +3.21% | 67,227,442 |
| Jun 2018 | $77.12 | $80.15 | $71.96 | $79.08 | +2.49% | 83,709,199 |
| May 2018 | $80.16 | $80.41 | $73.13 | $77.16 | -3.74% | 79,072,912 |
| Apr 2018 | $77.55 | $80.85 | $75.96 | $80.16 | +3.47% | 63,234,219 |
| Mar 2018 | $75.35 | $77.91 | $74.58 | $77.47 | +2.83% | 93,450,168 |
| Feb 2018 | $78.32 | $79.63 | $72.93 | $75.34 | -4.03% | 86,729,824 |
| Jan 2018 | $84.28 | $84.42 | $76.64 | $78.50 | -6.67% | 79,780,607 |
| Dec 2017 | $89.39 | $89.72 | $83.56 | $84.11 | -5.69% | 53,136,740 |
| Nov 2017 | $88.56 | $91.80 | $87.56 | $89.18 | +0.99% | 55,471,630 |
| Oct 2017 | $84.07 | $88.64 | $83.52 | $88.31 | +5.23% | 49,290,592 |
| Sep 2017 | $87.48 | $88.40 | $83.40 | $83.92 | -3.87% | 48,105,076 |
| Aug 2017 | $85.15 | $87.95 | $84.65 | $87.30 | +2.56% | 48,392,193 |
| Jul 2017 | $83.78 | $85.33 | $82.72 | $85.12 | +1.83% | 43,767,833 |
| Jun 2017 | $85.48 | $87.49 | $83.59 | $83.59 | -2.44% | 59,148,606 |
| May 2017 | $82.51 | $86.01 | $81.85 | $85.68 | +3.85% | 55,360,127 |
| Apr 2017 | $81.90 | $83.35 | $81.27 | $82.50 | +0.60% | 43,635,207 |
| Mar 2017 | $81.60 | $83.59 | $80.02 | $82.01 | -0.65% | 75,990,338 |
| Feb 2017 | $78.14 | $82.82 | $76.28 | $82.55 | +5.11% | 61,105,628 |
| Jan 2017 | $77.65 | $78.56 | $76.14 | $78.54 | +1.19% | 56,708,638 |
| Dec 2016 | $73.50 | $78.24 | $72.34 | $77.62 | +5.22% | 68,589,981 |
| Nov 2016 | $80.04 | $80.05 | $73.23 | $73.77 | -7.81% | 80,778,530 |
| Oct 2016 | $79.78 | $80.49 | $75.81 | $80.02 | -0.02% | 62,754,774 |
| Sep 2016 | $79.66 | $87.75 | $77.90 | $80.04 | +0.48% | 59,932,600 |
| Aug 2016 | $85.40 | $86.00 | $79.15 | $79.66 | -6.93% | 69,852,700 |
| Jul 2016 | $85.91 | $87.31 | $84.15 | $85.59 | -0.23% | 60,163,700 |
| Jun 2016 | $78.25 | $85.79 | $77.96 | $85.79 | +9.66% | 71,024,500 |
| May 2016 | $78.83 | $81.28 | $75.72 | $78.23 | -0.70% | 64,085,900 |
| Apr 2016 | $80.48 | $81.39 | $76.21 | $78.78 | -2.35% | 55,371,200 |
| Mar 2016 | $74.66 | $80.71 | $72.48 | $80.68 | +8.62% | 87,092,800 |
| Feb 2016 | $75.18 | $80.10 | $73.79 | $74.28 | -1.35% | 90,841,700 |
| Jan 2016 | $70.93 | $75.41 | $70.16 | $75.30 | +5.48% | 59,412,100 |
| Dec 2015 | $68.05 | $72.75 | $65.50 | $71.39 | +5.36% | 73,400,500 |
| Nov 2015 | $71.40 | $72.55 | $65.65 | $67.76 | -5.19% | 71,827,400 |
| Oct 2015 | $71.99 | $75.29 | $70.00 | $71.47 | -0.65% | 65,329,100 |
| Sep 2015 | $70.26 | $72.02 | $67.27 | $71.94 | +1.45% | 67,370,500 |
| Aug 2015 | $74.30 | $77.53 | $70.15 | $70.91 | -4.46% | 82,708,500 |
| Jul 2015 | $70.80 | $75.71 | $70.24 | $74.22 | +5.10% | 69,538,200 |
| Jun 2015 | $76.26 | $76.36 | $70.41 | $70.62 | -6.75% | 91,643,100 |
| May 2015 | $77.71 | $78.85 | $74.04 | $75.73 | -2.37% | 67,752,800 |
| Apr 2015 | $76.94 | $79.88 | $76.16 | $77.57 | +1.03% | 62,386,700 |
| Mar 2015 | $78.48 | $78.48 | $73.63 | $76.78 | -2.25% | 89,031,900 |
| Feb 2015 | $87.00 | $87.29 | $77.79 | $78.55 | -9.86% | 76,140,500 |
| Jan 2015 | $83.54 | $89.97 | $82.61 | $87.14 | +4.31% | 59,373,400 |
| Dec 2014 | $80.39 | $87.29 | $80.16 | $83.54 | +3.26% | 74,847,400 |
| Nov 2014 | $82.23 | $83.90 | $78.51 | $80.90 | -1.52% | 68,856,000 |
| Oct 2014 | $75.05 | $82.68 | $74.33 | $82.15 | +9.87% | 84,098,400 |
| Sep 2014 | $74.02 | $75.21 | $72.95 | $74.77 | +1.05% | 66,332,200 |
| Aug 2014 | $72.24 | $74.00 | $69.48 | $73.99 | +2.58% | 59,977,600 |
| Jul 2014 | $74.20 | $74.48 | $70.81 | $72.13 | -2.78% | 55,979,700 |
| Jun 2014 | $70.95 | $74.39 | $68.81 | $74.19 | +4.38% | 58,531,500 |
| May 2014 | $74.60 | $74.78 | $69.73 | $71.08 | -4.58% | 56,014,300 |
| Apr 2014 | $71.39 | $75.13 | $70.11 | $74.49 | +4.59% | 60,337,900 |
| Mar 2014 | $70.59 | $71.36 | $68.10 | $71.22 | +0.48% | 70,161,000 |
| Feb 2014 | $70.68 | $72.67 | $69.18 | $70.88 | +0.37% | 60,207,800 |
| Jan 2014 | $69.20 | $70.68 | $67.05 | $70.62 | +2.33% | 70,414,700 |
| Dec 2013 | $70.13 | $70.54 | $67.09 | $69.01 | -1.36% | 54,472,087 |
| Nov 2013 | $71.96 | $73.53 | $69.74 | $69.96 | -2.47% | 75,366,600 |
| Oct 2013 | $67.45 | $73.06 | $66.05 | $71.73 | +7.41% | 58,630,600 |
| Sep 2013 | $65.89 | $68.64 | $64.16 | $66.78 | +1.80% | 56,848,600 |
| Aug 2013 | $71.33 | $72.01 | $65.33 | $65.60 | -7.61% | 74,398,200 |
| Jul 2013 | $67.90 | $71.91 | $66.50 | $71.00 | +5.19% | 52,162,000 |
| Jun 2013 | $66.96 | $68.96 | $64.62 | $67.50 | +0.85% | 65,130,300 |
| May 2013 | $75.00 | $75.46 | $66.17 | $66.93 | -11.00% | 86,749,700 |
| Apr 2013 | $72.56 | $75.42 | $71.25 | $75.20 | +3.60% | 52,934,000 |
| Mar 2013 | $68.41 | $72.68 | $68.05 | $72.59 | +4.82% | 47,203,900 |
| Feb 2013 | $68.97 | $70.30 | $67.78 | $69.25 | +0.74% | 70,846,100 |
| Jan 2013 | $64.56 | $68.92 | $64.44 | $68.74 | +7.74% | 55,455,100 |
| Dec 2012 | $64.09 | $65.66 | $62.60 | $63.80 | -0.03% | 68,570,400 |
| Nov 2012 | $65.64 | $65.86 | $59.63 | $63.82 | -2.85% | 98,516,900 |
| Oct 2012 | $65.01 | $65.90 | $63.88 | $65.69 | +1.39% | 55,104,400 |
| Sep 2012 | $64.70 | $65.21 | $63.03 | $64.79 | +0.02% | 70,391,600 |
| Aug 2012 | $67.97 | $69.17 | $64.58 | $64.78 | -4.43% | 99,305,900 |
| Jul 2012 | $70.35 | $71.13 | $64.52 | $67.78 | -2.02% | 129,111,133 |
| Jun 2012 | $65.61 | $70.20 | $65.55 | $69.18 | +4.91% | 113,999,599 |
| May 2012 | $64.23 | $66.27 | $63.84 | $65.94 | +2.57% | 112,171,398 |
| Apr 2012 | $63.00 | $64.50 | $60.57 | $64.29 | +2.00% | 93,107,868 |
| Mar 2012 | $62.73 | $64.44 | $62.01 | $63.03 | +0.43% | 63,540,631 |
| Feb 2012 | $64.08 | $64.83 | $62.40 | $62.76 | -1.83% | 95,219,700 |
| Jan 2012 | $66.33 | $66.33 | $62.61 | $63.93 | -3.14% | 66,802,167 |
| Dec 2011 | $62.28 | $66.36 | $61.35 | $66.00 | +5.52% | 73,608,966 |
| Nov 2011 | $60.54 | $63.06 | $58.74 | $62.55 | +2.11% | 117,492,533 |
| Oct 2011 | $60.27 | $62.19 | $57.51 | $61.26 | +2.15% | 88,078,334 |
| Sep 2011 | $56.79 | $60.63 | $54.99 | $59.97 | +5.71% | 93,764,533 |
| Aug 2011 | $56.49 | $56.88 | $50.61 | $56.73 | +1.67% | 122,988,701 |
| Jul 2011 | $56.40 | $57.69 | $55.29 | $55.80 | -1.22% | 66,195,267 |
| Jun 2011 | $56.25 | $56.76 | $54.84 | $56.49 | +0.43% | 54,643,335 |
| May 2011 | $56.07 | $58.50 | $55.50 | $56.25 | +0.54% | 60,982,166 |
| Apr 2011 | $54.57 | $56.16 | $53.85 | $55.95 | +2.75% | 48,867,401 |
| Mar 2011 | $53.85 | $55.44 | $52.29 | $54.45 | +0.89% | 72,630,099 |
| Feb 2011 | $53.94 | $54.81 | $52.77 | $53.97 | +0.62% | 72,342,369 |
| Jan 2011 | $53.76 | $54.78 | $52.08 | $53.64 | +0.39% | 66,864,199 |
| Dec 2010 | $53.10 | $53.70 | $51.57 | $53.43 | +1.48% | 40,549,000 |
| Nov 2010 | $54.87 | $55.80 | $52.05 | $52.65 | -3.62% | 42,599,100 |
| Oct 2010 | $53.55 | $54.96 | $52.53 | $54.63 | +2.82% | 56,785,332 |
| Sep 2010 | $51.99 | $54.24 | $51.60 | $53.13 | +3.08% | 47,276,133 |
| Aug 2010 | $51.72 | $53.40 | $50.28 | $51.54 | +0.47% | 65,921,600 |
| Jul 2010 | $48.21 | $52.29 | $47.61 | $51.30 | +6.87% | 59,431,801 |
| Jun 2010 | $47.55 | $50.25 | $46.71 | $48.00 | +0.25% | 56,341,468 |
| May 2010 | $50.55 | $51.42 | $46.41 | $47.88 | -4.89% | 78,633,836 |
| Apr 2010 | $49.14 | $50.70 | $47.82 | $50.34 | +2.82% | 72,257,901 |
| Mar 2010 | $49.23 | $50.28 | $48.69 | $48.96 | -0.18% | 46,916,369 |
| Feb 2010 | $49.68 | $50.58 | $48.06 | $49.05 | -1.09% | 53,459,167 |
| Jan 2010 | $51.63 | $51.87 | $49.44 | $49.59 | -3.95% | 55,484,265 |
| Dec 2009 | $50.10 | $53.82 | $50.10 | $51.63 | +3.18% | 51,270,730 |
| Nov 2009 | $47.61 | $50.49 | $47.04 | $50.04 | +5.44% | 55,320,966 |
| Oct 2009 | $47.19 | $48.93 | $45.99 | $47.46 | +0.51% | 62,539,167 |
| Sep 2009 | $46.32 | $48.06 | $45.12 | $47.22 | +1.61% | 55,935,266 |
| Aug 2009 | $46.71 | $47.22 | $45.39 | $46.47 | +0.06% | 55,310,834 |
| Jul 2009 | $43.71 | $46.89 | $42.30 | $46.44 | +6.10% | 53,460,501 |
| Jun 2009 | $42.60 | $44.49 | $41.73 | $43.77 | +3.11% | 64,607,867 |
| May 2009 | $41.49 | $43.50 | $39.93 | $42.45 | +2.46% | 62,732,000 |
| Apr 2009 | $42.57 | $43.41 | $40.80 | $41.43 | -3.56% | 60,050,000 |
| Mar 2009 | $39.75 | $44.10 | $35.16 | $42.96 | +6.31% | 75,326,502 |
| Feb 2009 | $45.00 | $47.58 | $40.11 | $40.41 | -11.09% | 65,163,967 |
| Jan 2009 | $45.15 | $47.88 | $43.50 | $45.45 | +0.93% | 54,927,999 |
| Dec 2008 | $45.63 | $46.08 | $42.39 | $45.03 | -3.53% | 63,648,367 |
| Nov 2008 | $48.90 | $51.60 | $42.51 | $46.68 | -5.01% | 89,432,298 |
| Oct 2008 | $52.29 | $53.97 | $40.50 | $49.14 | -6.02% | 119,104,034 |
| Sep 2008 | $52.56 | $57.30 | $51.09 | $52.29 | -0.06% | 78,532,968 |
| Aug 2008 | $52.50 | $56.16 | $51.45 | $52.32 | -0.80% | 48,717,735 |
| Jul 2008 | $51.57 | $53.28 | $50.31 | $52.74 | +1.15% | 59,277,534 |
| Jun 2008 | $55.35 | $55.41 | $51.06 | $52.14 | -5.95% | 58,390,133 |
| May 2008 | $55.11 | $57.60 | $53.22 | $55.44 | +0.93% | 42,879,234 |
| Apr 2008 | $53.94 | $55.80 | $53.58 | $54.93 | +2.58% | 50,609,033 |
| Mar 2008 | $52.65 | $55.29 | $51.00 | $53.55 | +1.77% | 60,719,233 |
| Feb 2008 | $55.89 | $58.26 | $52.41 | $52.62 | -5.95% | 58,564,267 |
| Jan 2008 | $60.39 | $61.80 | $53.64 | $55.95 | -7.54% | 60,559,033 |
| Dec 2007 | $59.37 | $62.34 | $59.10 | $60.51 | +1.92% | 39,260,367 |
| Nov 2007 | $57.27 | $60.27 | $55.83 | $59.37 | +3.23% | 51,887,166 |
| Oct 2007 | $56.34 | $58.62 | $54.75 | $57.51 | +2.57% | 45,150,464 |
| Sep 2007 | $55.11 | $57.51 | $54.39 | $56.07 | +1.91% | 42,750,967 |
| Aug 2007 | $51.30 | $59.70 | $50.73 | $55.02 | +7.69% | 81,844,934 |
| Jul 2007 | $55.17 | $55.83 | $51.00 | $51.09 | -6.94% | 70,540,668 |
| Jun 2007 | $58.83 | $58.95 | $54.18 | $54.90 | -6.35% | 64,524,601 |
| May 2007 | $62.85 | $62.91 | $57.15 | $58.62 | -4.78% | 45,470,766 |
| Apr 2007 | $61.59 | $63.90 | $60.15 | $61.56 | +1.13% | 38,168,001 |
| Mar 2007 | $58.92 | $61.86 | $57.18 | $60.87 | +3.10% | 54,596,502 |
| Feb 2007 | $59.25 | $61.29 | $58.29 | $59.04 | -0.05% | 52,104,701 |
| Jan 2007 | $60.00 | $60.00 | $55.20 | $59.07 | +18.61% | 65,611,567 |
| Dec 2006 | $47.61 | $51.75 | $47.16 | $49.80 | +4.67% | 55,864,726 |
| Nov 2006 | $47.49 | $47.94 | $45.66 | $47.58 | +0.25% | 56,909,260 |
| Oct 2006 | $44.73 | $48.18 | $44.73 | $47.46 | +4.77% | 62,209,194 |
| Sep 2006 | $45.21 | $46.23 | $44.07 | $45.30 | +0.67% | 52,038,392 |
| Aug 2006 | $45.30 | $46.47 | $43.86 | $45.00 | -1.06% | 49,877,257 |
| Jul 2006 | $43.95 | $46.11 | $43.26 | $45.48 | +3.27% | 40,843,061 |
| Jun 2006 | $42.36 | $44.76 | $41.88 | $44.04 | +4.04% | 58,432,992 |
| May 2006 | $43.80 | $44.01 | $40.41 | $42.33 | -3.09% | 58,054,861 |
| Apr 2006 | $43.71 | $44.55 | $42.39 | $43.68 | -0.07% | 54,572,994 |
| Mar 2006 | $42.66 | $44.64 | $41.25 | $43.71 | +2.61% | 60,422,792 |
| Feb 2006 | $43.17 | $43.26 | $41.25 | $42.60 | +0.21% | 36,729,259 |
| Jan 2006 | $41.46 | $43.35 | $41.07 | $42.51 | -48.38% | 45,048,125 |
| Dec 2005 | $81.18 | $83.64 | $78.27 | $82.35 | +2.20% | 23,426,134 |
| Nov 2005 | $79.35 | $82.59 | $76.74 | $80.58 | +1.43% | 22,281,768 |
| Oct 2005 | $87.54 | $88.05 | $75.18 | $79.44 | -9.22% | 36,002,170 |
| Sep 2005 | $87.00 | $88.38 | $84.24 | $87.51 | +0.62% | 25,255,700 |
| Aug 2005 | $88.56 | $89.85 | $83.52 | $86.97 | -1.86% | 23,460,966 |
| Jul 2005 | $89.40 | $91.65 | $87.00 | $88.62 | -0.64% | 19,407,866 |
| Jun 2005 | $82.44 | $89.94 | $82.41 | $89.19 | +8.19% | 22,705,664 |
| May 2005 | $87.75 | $88.56 | $82.02 | $82.44 | -5.86% | 37,804,233 |
| Apr 2005 | $84.63 | $87.63 | $83.37 | $87.57 | +4.21% | 23,978,302 |
| Mar 2005 | $81.09 | $84.60 | $80.58 | $84.03 | +3.78% | 25,935,701 |
| Feb 2005 | $80.67 | $83.19 | $76.86 | $80.97 | +0.75% | 25,780,099 |
| Jan 2005 | $76.26 | $80.61 | $73.11 | $80.37 | +5.76% | 18,323,401 |
| Dec 2004 | $75.99 | $78.24 | $72.45 | $75.99 | +0.20% | 19,118,233 |
| Nov 2004 | $73.59 | $78.48 | $72.93 | $75.84 | +3.06% | 22,419,631 |
| Oct 2004 | $68.70 | $74.28 | $68.55 | $73.59 | +7.16% | 20,091,801 |
| Sep 2004 | $66.45 | $69.00 | $65.58 | $68.67 | +3.39% | 21,608,434 |
| Aug 2004 | $64.50 | $67.41 | $64.05 | $66.42 | +2.98% | 20,600,368 |
| Jul 2004 | $60.72 | $64.86 | $59.52 | $64.50 | +5.96% | 16,828,867 |
| Jun 2004 | $59.82 | $62.22 | $57.42 | $60.87 | +1.76% | 18,034,469 |
| May 2004 | $63.03 | $63.18 | $56.55 | $59.82 | -5.32% | 24,377,065 |
| Apr 2004 | $67.80 | $68.70 | $61.86 | $63.18 | -6.81% | 34,163,499 |
| Mar 2004 | $66.15 | $68.10 | $64.05 | $67.80 | +2.91% | 20,685,732 |
| Feb 2004 | $65.10 | $67.47 | $63.63 | $65.88 | +1.06% | 23,733,267 |
| Jan 2004 | $61.80 | $66.45 | $59.58 | $65.19 | +6.26% | 37,908,400 |
| Dec 2003 | $54.12 | $62.67 | $52.95 | $61.35 | +13.36% | 31,693,132 |
| Nov 2003 | $54.60 | $54.84 | $51.24 | $54.12 | -0.61% | 25,240,433 |
| Oct 2003 | $53.10 | $57.06 | $51.84 | $54.45 | +1.91% | 44,721,800 |
| Sep 2003 | $51.18 | $56.10 | $51.15 | $53.43 | +4.27% | 28,543,268 |
| Aug 2003 | $52.86 | $52.86 | $50.25 | $51.24 | -2.68% | 25,978,301 |
| Jul 2003 | $58.35 | $59.10 | $51.00 | $52.65 | -12.03% | 30,029,132 |
| Jun 2003 | $58.32 | $62.25 | $55.11 | $59.85 | +2.94% | 32,930,296 |
| May 2003 | $49.95 | $58.68 | $49.80 | $58.14 | +10.18% | 45,376,265 |
| Apr 2003 | $42.45 | $53.34 | $40.53 | $52.77 | +20.98% | 41,030,135 |
| Mar 2003 | $40.83 | $47.67 | $36.63 | $43.62 | +7.62% | 50,441,533 |
| Feb 2003 | $51.21 | $52.02 | $39.00 | $40.53 | -20.67% | 48,532,600 |
| Jan 2003 | $59.22 | $64.71 | $49.74 | $51.09 | -12.85% | 48,354,901 |
| Dec 2002 | $59.10 | $63.60 | $56.34 | $58.62 | -1.01% | 28,657,698 |
| Nov 2002 | $60.72 | $66.00 | $54.27 | $59.22 | -3.66% | 27,869,667 |
| Oct 2002 | $58.05 | $63.30 | $49.26 | $61.47 | +4.81% | 51,521,636 |
| Sep 2002 | $80.49 | $80.49 | $53.43 | $58.65 | -27.13% | 49,153,667 |
| Aug 2002 | $76.44 | $87.18 | $72.03 | $80.49 | +5.26% | 27,403,269 |
| Jul 2002 | $92.70 | $93.27 | $54.30 | $76.47 | -18.04% | 67,944,403 |
| Jun 2002 | $96.06 | $101.58 | $85.50 | $93.30 | -2.84% | 36,238,401 |
| May 2002 | $114.99 | $114.99 | $93.99 | $96.03 | -16.49% | 32,301,031 |
| Apr 2002 | $113.10 | $118.80 | $110.82 | $114.99 | +1.40% | 26,875,667 |
| Mar 2002 | $106.65 | $114.39 | $102.90 | $113.40 | +7.08% | 36,014,368 |
| Feb 2002 | $104.85 | $106.50 | $95.97 | $105.90 | +1.23% | 28,261,667 |
| Jan 2002 | $117.15 | $120.00 | $100.80 | $104.61 | -11.18% | 23,913,235 |
| Dec 2001 | $108.15 | $120.18 | $96.66 | $117.78 | +8.60% | 29,920,432 |
| Nov 2001 | $115.65 | $121.35 | $106.86 | $108.45 | -5.88% | 26,590,936 |
| Oct 2001 | $113.85 | $124.05 | $110.85 | $115.23 | +1.48% | 19,112,769 |
| Sep 2001 | $118.35 | $121.20 | $103.17 | $113.55 | -3.71% | 18,591,433 |
| Aug 2001 | $116.40 | $121.20 | $109.50 | $117.93 | +1.81% | 16,145,534 |
| Jul 2001 | $118.65 | $128.55 | $109.11 | $115.83 | -1.03% | 21,081,666 |
| Jun 2001 | $135.30 | $135.30 | $115.20 | $117.03 | -14.68% | 25,058,935 |
| May 2001 | $139.50 | $143.22 | $130.65 | $137.16 | -2.22% | 18,632,367 |
| Apr 2001 | $128.91 | $143.10 | $115.32 | $140.28 | +9.41% | 23,129,967 |
| Mar 2001 | $121.95 | $130.50 | $110.10 | $128.22 | +4.88% | 29,225,637 |
| Feb 2001 | $109.74 | $128.70 | $108.21 | $122.25 | +11.43% | 16,177,899 |
| Jan 2001 | $127.12 | $127.12 | $97.22 | $109.71 | -14.21% | 44,356,730 |
| Dec 2000 | $134.91 | $134.91 | $123.19 | $127.88 | -5.21% | 21,598,131 |
| Nov 2000 | $129.66 | $135.66 | $126.00 | $134.91 | +4.05% | 20,863,134 |
| Oct 2000 | $128.63 | $134.63 | $118.22 | $129.66 | +0.78% | 25,872,331 |
| Sep 2000 | $112.41 | $131.06 | $110.53 | $128.65 | +14.62% | 28,933,600 |
| Aug 2000 | $93.28 | $113.72 | $93.28 | $112.24 | +21.30% | 21,484,665 |
| Jul 2000 | $84.94 | $97.12 | $84.66 | $92.53 | +9.42% | 12,759,534 |
| Jun 2000 | $87.19 | $93.28 | $84.00 | $84.56 | -3.22% | 15,972,803 |
| May 2000 | $86.25 | $94.12 | $84.00 | $87.38 | +1.30% | 19,153,931 |
| Apr 2000 | $78.75 | $90.28 | $77.81 | $86.25 | +9.52% | 17,031,999 |
| Mar 2000 | $73.69 | $79.50 | $68.63 | $78.75 | +8.25% | 20,721,735 |
| Feb 2000 | $86.44 | $86.81 | $70.69 | $72.75 | -16.02% | 13,835,599 |
| Jan 2000 | $75.00 | $86.91 | $71.63 | $86.63 | +15.21% | 13,936,200 |
| Dec 1999 | $75.56 | $76.50 | $70.12 | $75.19 | -1.11% | 13,628,733 |
| Nov 1999 | $84.66 | $85.50 | $73.88 | $76.03 | -10.39% | 11,472,068 |
| Oct 1999 | $82.69 | $85.78 | $77.91 | $84.84 | +2.61% | 11,765,401 |
| Sep 1999 | $86.25 | $88.03 | $78.38 | $82.69 | -4.13% | 11,320,265 |
| Aug 1999 | $79.50 | $87.28 | $78.47 | $86.25 | +8.62% | 15,703,068 |
| Jul 1999 | $81.56 | $85.12 | $78.66 | $79.41 | -2.76% | 11,961,732 |
| Jun 1999 | $90.19 | $90.75 | $81.19 | $81.66 | -9.74% | 11,466,800 |
| May 1999 | $83.81 | $91.88 | $81.00 | $90.47 | +7.70% | 15,281,668 |
| Apr 1999 | $82.50 | $84.94 | $77.91 | $84.00 | +2.17% | 18,058,203 |
| Mar 1999 | $85.31 | $90.75 | $81.19 | $82.22 | -3.63% | 12,145,597 |
| Feb 1999 | $92.72 | $92.81 | $84.47 | $85.31 | -7.99% | 12,646,866 |
| Jan 1999 | $96.09 | $97.97 | $89.63 | $92.72 | -3.51% | 12,059,397 |
| Dec 1998 | $94.12 | $96.84 | $89.63 | $96.09 | +2.40% | 17,322,467 |
| Nov 1998 | $97.03 | $97.50 | $92.53 | $93.84 | -3.29% | 12,379,801 |
| Oct 1998 | $99.28 | $106.50 | $93.66 | $97.03 | -2.27% | 18,448,601 |
| Sep 1998 | $93.00 | $99.38 | $89.44 | $99.28 | +6.11% | 15,215,800 |
| Aug 1998 | $85.69 | $96.47 | $84.94 | $93.56 | +9.19% | 14,061,398 |
| Jul 1998 | $89.06 | $89.53 | $85.31 | $85.69 | -3.59% | 9,003,867 |
| Jun 1998 | $86.63 | $94.59 | $86.53 | $88.88 | +2.82% | 11,088,268 |
| May 1998 | $87.00 | $87.75 | $82.50 | $86.44 | -0.43% | 6,989,935 |
| Apr 1998 | $89.06 | $90.56 | $83.72 | $86.81 | -2.83% | 7,733,069 |
| Mar 1998 | $83.25 | $91.41 | $82.88 | $89.34 | +7.20% | 8,097,798 |
| Feb 1998 | $81.00 | $84.75 | $80.81 | $83.34 | +2.54% | 8,012,267 |
| Jan 1998 | $83.25 | $84.00 | $79.69 | $81.28 | -2.14% | 10,666,802 |
| Dec 1997 | $78.38 | $84.84 | $76.50 | $83.06 | +6.49% | 7,784,734 |
| Nov 1997 | $73.12 | $79.88 | $70.59 | $78.00 | +7.22% | 9,707,534 |
| Oct 1997 | $74.25 | $76.97 | $66.84 | $72.75 | -1.90% | 10,246,999 |
| Sep 1997 | $72.66 | $76.41 | $72.56 | $74.16 | +2.06% | 8,220,268 |
| Aug 1997 | $76.03 | $76.78 | $72.00 | $72.66 | -4.44% | 11,032,866 |
| Jul 1997 | $72.28 | $76.22 | $71.44 | $76.03 | +5.74% | 12,212,598 |
| Jun 1997 | $67.88 | $72.00 | $67.12 | $71.91 | +6.23% | 13,317,601 |
| May 1997 | $66.00 | $70.12 | $65.63 | $67.69 | +2.85% | 10,337,600 |
| Apr 1997 | $66.19 | $67.12 | $62.81 | $65.81 | -0.57% | 9,350,400 |
| Mar 1997 | $66.00 | $67.50 | $65.06 | $66.19 | -0.28% | 8,962,067 |
| Feb 1997 | $70.31 | $70.50 | $66.19 | $66.38 | -5.60% | 9,384,201 |
| Jan 1997 | $69.56 | $72.00 | $67.31 | $70.31 | +1.35% | 11,405,131 |
| Dec 1996 | $69.75 | $72.00 | $65.06 | $69.38 | -0.27% | 11,665,733 |
| Nov 1996 | $73.50 | $73.69 | $69.00 | $69.56 | -5.11% | 8,280,202 |
| Oct 1996 | $69.94 | $73.31 | $69.56 | $73.31 | +4.83% | 3,183,668 |
| Sep 1996 | $69.94 | $72.38 | $68.63 | $69.94 | -0.27% | 3,029,001 |
| Aug 1996 | $71.81 | $74.81 | $69.94 | $70.12 | -2.35% | 3,309,334 |
| Jul 1996 | $77.06 | $77.06 | $71.25 | $71.81 | -6.59% | 3,978,734 |
| Jun 1996 | $72.00 | $77.25 | $71.81 | $76.88 | +6.22% | 3,452,200 |
| May 1996 | $70.50 | $75.00 | $68.63 | $72.38 | +2.66% | 4,556,666 |
| Apr 1996 | $75.75 | $76.31 | $69.38 | $70.50 | -6.93% | 3,786,400 |
| Mar 1996 | $73.88 | $77.06 | $70.69 | $75.75 | +3.32% | 4,154,204 |
| Feb 1996 | $74.81 | $79.50 | $73.12 | $73.31 | -1.76% | 4,847,400 |
| Jan 1996 | $70.69 | $74.81 | $70.31 | $74.63 | +5.01% | 3,824,731 |
| Dec 1995 | $67.31 | $71.81 | $67.31 | $71.06 | +5.57% | 2,787,865 |
| Nov 1995 | $67.12 | $68.44 | $65.25 | $67.31 | +0.28% | 2,503,331 |
| Oct 1995 | $65.06 | $68.44 | $64.69 | $67.12 | +3.17% | 3,309,669 |
| Sep 1995 | $61.12 | $65.63 | $60.75 | $65.06 | +6.77% | 3,418,998 |
| Aug 1995 | $62.25 | $62.25 | $60.00 | $60.94 | -2.11% | 3,762,932 |
| Jul 1995 | $61.88 | $62.81 | $60.94 | $62.25 | 0.00% | 3,589,399 |
| Jun 1995 | $62.63 | $64.12 | $59.81 | $62.25 | -0.60% | 3,887,602 |
| May 1995 | $59.25 | $62.63 | $58.88 | $62.63 | +5.70% | 3,753,532 |
| Apr 1995 | $57.38 | $59.81 | $57.38 | $59.25 | +3.27% | 2,522,730 |
| Mar 1995 | $58.69 | $58.69 | $56.06 | $57.38 | -2.55% | 3,637,066 |
| Feb 1995 | $60.94 | $61.12 | $57.75 | $58.88 | -2.79% | 3,701,799 |
| Jan 1995 | $57.19 | $60.75 | $57.00 | $60.56 | +5.90% | 2,885,933 |
| Dec 1994 | $60.75 | $63.19 | $57.00 | $57.19 | -6.44% | 5,440,601 |
| Nov 1994 | $59.25 | $61.69 | $57.75 | $61.12 | +2.84% | 4,786,467 |
| Oct 1994 | $58.31 | $59.63 | $57.19 | $59.44 | +1.60% | 3,258,200 |
| Sep 1994 | $57.94 | $58.50 | $54.19 | $58.50 | +0.65% | 3,804,267 |
| Aug 1994 | $57.38 | $59.81 | $56.06 | $58.12 | +1.31% | 4,069,733 |
| Jul 1994 | $53.81 | $57.38 | $53.25 | $57.38 | +6.99% | 2,784,536 |
| Jun 1994 | $54.19 | $55.31 | $51.75 | $53.63 | -1.38% | 3,664,467 |
| May 1994 | $54.94 | $55.31 | $49.31 | $54.38 | -1.02% | 7,881,264 |
| Apr 1994 | $53.44 | $55.50 | $52.69 | $54.94 | +1.38% | 3,180,734 |
| Mar 1994 | $57.94 | $59.63 | $53.63 | $54.19 | -6.47% | 5,527,597 |
| Feb 1994 | $63.00 | $63.19 | $56.06 | $57.94 | -8.04% | 3,344,131 |
| Jan 1994 | $63.56 | $64.50 | $60.56 | $63.00 | -0.89% | 2,303,599 |
| Dec 1993 | $63.00 | $66.00 | $61.50 | $63.56 | +0.89% | 3,041,998 |
| Nov 1993 | $65.25 | $65.25 | $58.50 | $63.00 | -4.00% | 3,336,132 |
| Oct 1993 | $64.88 | $66.00 | $63.19 | $65.63 | +0.86% | 2,183,732 |
| Sep 1993 | $63.38 | $67.31 | $63.38 | $65.06 | +2.36% | 2,301,201 |
| Aug 1993 | $63.75 | $64.12 | $62.63 | $63.56 | -0.29% | 3,720,334 |
| Jul 1993 | $60.00 | $64.31 | $59.81 | $63.75 | +6.58% | 2,177,136 |
| Jun 1993 | $58.50 | $60.19 | $57.94 | $59.81 | +2.24% | 2,314,201 |
| May 1993 | $58.69 | $59.81 | $55.69 | $58.50 | -0.64% | 3,048,332 |
| Apr 1993 | $59.25 | $62.06 | $57.00 | $58.88 | 0.00% | 2,079,264 |
| Mar 1993 | $57.38 | $59.81 | $56.44 | $58.88 | +2.28% | 2,745,398 |
| Feb 1993 | $55.12 | $58.31 | $54.94 | $57.56 | +4.42% | 2,927,335 |
| Jan 1993 | $54.56 | $55.12 | $53.06 | $55.12 | +1.73% | 3,777,200 |
| Dec 1992 | $53.44 | $56.25 | $52.88 | $54.19 | +1.40% | 2,596,800 |
| Nov 1992 | $53.81 | $54.00 | $52.12 | $53.44 | -0.35% | 4,786,865 |
| Oct 1992 | $54.00 | $54.56 | $51.94 | $53.63 | -0.69% | 1,978,198 |
| Sep 1992 | $54.19 | $54.38 | $52.88 | $54.00 | -0.69% | 2,339,669 |
| Aug 1992 | $54.19 | $54.75 | $53.06 | $54.38 | +0.35% | 2,532,335 |
| Jul 1992 | $51.38 | $54.56 | $51.19 | $54.19 | +5.47% | 2,777,130 |
| Jun 1992 | $50.44 | $51.94 | $50.06 | $51.38 | +1.48% | 3,049,265 |
| May 1992 | $50.81 | $51.94 | $50.25 | $50.63 | -0.37% | 4,317,199 |
| Apr 1992 | $48.00 | $51.00 | $48.00 | $50.81 | +5.86% | 2,765,532 |
| Mar 1992 | $48.00 | $49.12 | $47.06 | $48.00 | +0.39% | 3,649,600 |
| Feb 1992 | $48.94 | $49.12 | $47.25 | $47.81 | -2.67% | 4,000,330 |
| Jan 1992 | $52.50 | $52.50 | $47.06 | $49.12 | -6.43% | 3,436,531 |
| Dec 1991 | $46.50 | $52.50 | $46.50 | $52.50 | +12.45% | 3,526,864 |
| Nov 1991 | $47.25 | $47.63 | $45.19 | $46.69 | -0.80% | 3,563,599 |
| Oct 1991 | $48.75 | $49.69 | $45.75 | $47.06 | -3.09% | 3,353,867 |
| Sep 1991 | $45.19 | $48.75 | $44.25 | $48.56 | +7.92% | 2,633,197 |
| Aug 1991 | $43.88 | $46.31 | $43.50 | $45.00 | +2.56% | 4,047,532 |
| Jul 1991 | $41.63 | $45.00 | $41.06 | $43.88 | +5.88% | 3,281,400 |
| Jun 1991 | $41.63 | $42.94 | $41.06 | $41.44 | -0.45% | 2,267,400 |
| May 1991 | $41.63 | $42.94 | $40.88 | $41.63 | 0.00% | 3,916,930 |
| Apr 1991 | $43.31 | $44.06 | $41.44 | $41.63 | -3.48% | 3,620,735 |
| Mar 1991 | $42.19 | $43.88 | $40.12 | $43.12 | +1.32% | 4,485,534 |
| Feb 1991 | $41.44 | $44.06 | $40.69 | $42.56 | +2.72% | 4,815,202 |
| Jan 1991 | $45.75 | $46.12 | $41.25 | $41.44 | -9.80% | 4,416,466 |
| Dec 1990 | $46.31 | $48.00 | $44.81 | $45.94 | -0.81% | 4,182,600 |
| Nov 1990 | $47.81 | $48.56 | $43.69 | $46.31 | -3.14% | 7,907,331 |
| Oct 1990 | $41.81 | $48.56 | $41.44 | $47.81 | +14.61% | 3,962,867 |
| Sep 1990 | $41.44 | $41.72 | $40.59 | $41.72 | +0.23% | 3,383,070 |
| Aug 1990 | $43.31 | $44.44 | $40.50 | $41.63 | -4.31% | 7,764,665 |
| Jul 1990 | $41.81 | $43.50 | $40.88 | $43.50 | +3.80% | 2,701,202 |
| Jun 1990 | $41.53 | $42.38 | $41.25 | $41.91 | +1.36% | 3,928,665 |
| May 1990 | $39.38 | $42.28 | $39.28 | $41.34 | +4.26% | 7,021,599 |
| Apr 1990 | $41.06 | $41.53 | $39.28 | $39.66 | -3.86% | 2,700,266 |
| Mar 1990 | $41.06 | $42.09 | $40.59 | $41.25 | +0.46% | 2,595,867 |
| Feb 1990 | $40.12 | $41.16 | $39.38 | $41.06 | +1.86% | 7,136,135 |
| Jan 1990 | $41.81 | $42.28 | $38.25 | $40.31 | -4.23% | 5,081,332 |
| Dec 1989 | $40.03 | $42.38 | $39.94 | $42.09 | +5.40% | 5,254,133 |
| Nov 1989 | $39.66 | $40.03 | $38.72 | $39.94 | +0.95% | 3,522,267 |
| Oct 1989 | $38.53 | $39.56 | $37.88 | $39.56 | +2.68% | 3,774,001 |
| Sep 1989 | $38.06 | $38.91 | $37.59 | $38.53 | +0.98% | 3,042,265 |
| Aug 1989 | $39.66 | $39.94 | $37.31 | $38.16 | -3.33% | 4,788,401 |
| Jul 1989 | $37.12 | $39.47 | $37.12 | $39.47 | +6.58% | 3,463,865 |
| Jun 1989 | $36.00 | $37.88 | $35.72 | $37.03 | +2.86% | 3,674,669 |
| May 1989 | $34.12 | $36.75 | $33.75 | $36.00 | +4.92% | 5,421,866 |
| Apr 1989 | $33.28 | $35.06 | $33.19 | $34.31 | +2.81% | 3,343,196 |
| Mar 1989 | $32.44 | $33.38 | $32.06 | $33.38 | +3.19% | 3,439,466 |
| Feb 1989 | $34.50 | $34.69 | $32.25 | $32.34 | -6.50% | 3,756,668 |
| Jan 1989 | $34.69 | $35.06 | $34.12 | $34.59 | -0.27% | 2,707,067 |
| Dec 1988 | $34.12 | $35.16 | $33.94 | $34.69 | +1.37% | 2,687,333 |
| Nov 1988 | $35.44 | $35.63 | $33.47 | $34.22 | -3.44% | 2,791,867 |
| Oct 1988 | $34.22 | $35.72 | $34.03 | $35.44 | +3.85% | 3,482,267 |
| Sep 1988 | $32.81 | $34.31 | $32.16 | $34.12 | +3.70% | 2,396,534 |
| Aug 1988 | $34.41 | $34.50 | $31.97 | $32.91 | -4.36% | 14,980,933 |
| Jul 1988 | $34.31 | $34.69 | $33.19 | $34.41 | +0.55% | 3,452,935 |
| Jun 1988 | $34.12 | $35.91 | $33.47 | $34.22 | +0.27% | 3,934,532 |
| May 1988 | $33.00 | $34.12 | $31.69 | $34.12 | +2.82% | 7,435,202 |
| Apr 1988 | $33.09 | $34.12 | $31.88 | $33.19 | +0.28% | 3,007,464 |
| Mar 1988 | $34.78 | $35.25 | $33.00 | $33.09 | -4.59% | 4,432,135 |
| Feb 1988 | $36.75 | $36.75 | $34.22 | $34.69 | -5.61% | 22,552,400 |
| Jan 1988 | $32.34 | $36.75 | $32.25 | $36.75 | +14.29% | 5,217,470 |
| Dec 1987 | $32.44 | $32.81 | $31.88 | $32.16 | -0.29% | 5,642,264 |
| Nov 1987 | $35.63 | $36.28 | $31.50 | $32.25 | -10.42% | 12,795,336 |
| Oct 1987 | $34.41 | $37.69 | $30.09 | $36.00 | +4.92% | 9,749,735 |
| Sep 1987 | $34.50 | $34.97 | $33.19 | $34.31 | -0.54% | 4,161,065 |
| Aug 1987 | $32.81 | $36.19 | $32.63 | $34.50 | +5.14% | 8,988,669 |
| Jul 1987 | $33.47 | $33.75 | $32.53 | $32.81 | -1.96% | 3,624,796 |
| Jun 1987 | $33.19 | $34.41 | $32.34 | $33.47 | +1.13% | 4,503,599 |
| May 1987 | $33.28 | $34.31 | $31.12 | $33.09 | -1.12% | 7,750,398 |
| Apr 1987 | $34.78 | $34.78 | $29.53 | $33.47 | -4.03% | 6,518,802 |
| Mar 1987 | $35.63 | $36.00 | $33.94 | $34.88 | -2.10% | 4,848,934 |
| Feb 1987 | $37.97 | $38.34 | $35.16 | $35.63 | -6.17% | 6,812,266 |
| Jan 1987 | $34.03 | $38.81 | $33.94 | $37.97 | +11.88% | 5,331,067 |
| Dec 1986 | $36.28 | $37.03 | $33.75 | $33.94 | -6.70% | 4,907,601 |
| Nov 1986 | $36.38 | $36.75 | $34.59 | $36.38 | +0.52% | 5,737,466 |
| Oct 1986 | $34.12 | $36.19 | $33.00 | $36.19 | +6.93% | 3,605,736 |
| Sep 1986 | $37.59 | $37.78 | $30.94 | $33.84 | -9.75% | 6,295,199 |
| Aug 1986 | $36.19 | $39.00 | $35.81 | $37.50 | +3.63% | 7,140,800 |
| Jul 1986 | $33.75 | $37.12 | $33.66 | $36.19 | +6.93% | 5,044,402 |
| Jun 1986 | $31.69 | $33.84 | $30.94 | $33.84 | +7.12% | 4,503,332 |
| May 1986 | $30.09 | $32.16 | $29.63 | $31.59 | +4.33% | 6,539,066 |
| Apr 1986 | $31.41 | $32.25 | $29.34 | $30.28 | -3.29% | 5,191,865 |
| Mar 1986 | $29.72 | $31.41 | $28.78 | $31.31 | +5.36% | 5,303,865 |
| Feb 1986 | $28.88 | $29.91 | $28.50 | $29.72 | +2.92% | 6,780,802 |
| Jan 1986 | $26.53 | $29.16 | $26.16 | $28.88 | +8.83% | 4,953,733 |
| Dec 1985 | $25.50 | $27.66 | $25.41 | $26.53 | +4.04% | 5,284,798 |
| Nov 1985 | $25.88 | $26.06 | $24.84 | $25.50 | -1.80% | 5,282,665 |
| Oct 1985 | $23.63 | $26.06 | $23.53 | $25.97 | +10.36% | 4,143,466 |
| Sep 1985 | $24.56 | $24.66 | $22.50 | $23.53 | -3.83% | 4,717,466 |
| Aug 1985 | $24.38 | $24.47 | $22.88 | $24.47 | +0.38% | 4,562,532 |
| Jul 1985 | $26.16 | $26.91 | $23.06 | $24.38 | -6.47% | 4,893,197 |
| Jun 1985 | $25.03 | $26.91 | $24.75 | $26.06 | +4.51% | 3,690,131 |
| May 1985 | $24.66 | $25.50 | $24.09 | $24.94 | +1.14% | 5,362,403 |
| Apr 1985 | $24.66 | $24.94 | $24.00 | $24.66 | +0.38% | 3,687,999 |
| Mar 1985 | $22.50 | $24.66 | $22.22 | $24.56 | +9.17% | 5,871,200 |
| Feb 1985 | $21.94 | $22.69 | $21.38 | $22.50 | +2.56% | 9,387,468 |
| Jan 1985 | $21.94 | $22.97 | $21.38 | $21.94 | +0.86% | 4,723,865 |
| Dec 1984 | $21.47 | $22.12 | $21.09 | $21.75 | +0.87% | 3,381,997 |
| Nov 1984 | $21.56 | $21.84 | $20.72 | $21.56 | +0.44% | 3,173,600 |
| Oct 1984 | $20.53 | $22.59 | $20.34 | $21.47 | +3.62% | 7,026,933 |
| Sep 1984 | $19.59 | $20.91 | $19.31 | $20.72 | +5.74% | 4,695,198 |
| Aug 1984 | $19.03 | $20.25 | $18.84 | $19.59 | +2.96% | 3,300,534 |
| Jul 1984 | $18.47 | $19.41 | $17.72 | $19.03 | +3.57% | 2,568,534 |
| Jun 1984 | $17.16 | $18.75 | $17.16 | $18.38 | +6.52% | 4,418,401 |
| May 1984 | $17.81 | $18.94 | $17.06 | $17.25 | -2.65% | 4,229,334 |
| Apr 1984 | $18.09 | $18.09 | $17.63 | $17.72 | -1.56% | 3,665,068 |
| Mar 1984 | $16.97 | $18.38 | $16.69 | $18.00 | +6.08% | 3,898,666 |
| Feb 1984 | $18.56 | $19.03 | $16.88 | $16.97 | -9.05% | 7,414,935 |
| Jan 1984 | $18.84 | $19.59 | $18.09 | $18.66 | -1.00% | 4,822,402 |
| Dec 1983 | $19.12 | $19.12 | $18.19 | $18.84 | -1.47% | 5,468,399 |
| Nov 1983 | $19.50 | $19.78 | $18.47 | $19.12 | -1.92% | 6,605,332 |
| Oct 1983 | $18.09 | $19.59 | $18.00 | $19.50 | +7.77% | 7,503,334 |
| Sep 1983 | $16.50 | $18.09 | $16.41 | $18.09 | +9.66% | 4,149,602 |
| Aug 1983 | $16.97 | $17.53 | $16.31 | $16.50 | -3.30% | 9,702,268 |
| Jul 1983 | $17.16 | $17.81 | $16.69 | $17.06 | 0.00% | 5,673,465 |
| Jun 1983 | $17.25 | $17.34 | $16.22 | $17.06 | -1.09% | 4,899,734 |
| May 1983 | $17.34 | $18.00 | $16.88 | $17.25 | -0.54% | 8,632,801 |
| Apr 1983 | $16.88 | $18.00 | $16.78 | $17.34 | +2.78% | 5,735,464 |
| Mar 1983 | $17.06 | $17.44 | $16.69 | $16.88 | -1.10% | 6,425,999 |
| Feb 1983 | $17.53 | $18.00 | $16.50 | $17.06 | -2.67% | 8,464,669 |
| Jan 1983 | $17.44 | $18.00 | $17.06 | $17.53 | +0.54% | 4,970,534 |
| Dec 1982 | $15.75 | $17.63 | $15.56 | $17.44 | +10.71% | 5,957,731 |
| Nov 1982 | $15.84 | $17.34 | $15.47 | $15.75 | -0.59% | 6,821,867 |
| Oct 1982 | $15.84 | $17.25 | $15.38 | $15.84 | 0.00% | 8,306,132 |
| Sep 1982 | $16.97 | $17.63 | $15.47 | $15.84 | -6.63% | 4,864,932 |
| Aug 1982 | $15.94 | $17.72 | $15.94 | $16.97 | +7.10% | 7,042,398 |
| Jul 1982 | $16.12 | $16.97 | $15.38 | $15.84 | -1.74% | 5,666,133 |
| Jun 1982 | $16.50 | $16.88 | $15.19 | $16.12 | -2.27% | 3,852,802 |
| May 1982 | $17.44 | $18.00 | $16.31 | $16.50 | -5.38% | 4,439,599 |
| Apr 1982 | $16.78 | $17.63 | $16.78 | $17.44 | +3.91% | 2,733,331 |
| Mar 1982 | $16.59 | $17.63 | $16.59 | $16.78 | +1.13% | 5,372,266 |
| Feb 1982 | $16.31 | $16.97 | $15.38 | $16.59 | +1.14% | 4,441,467 |
| Jan 1982 | $15.47 | $16.50 | $15.28 | $16.41 | +6.06% | 3,785,066 |
| Dec 1981 | $16.50 | $16.50 | $15.19 | $15.47 | -6.25% | 7,098,402 |
| Nov 1981 | $16.12 | $16.88 | $15.75 | $16.50 | +2.92% | 2,919,732 |
| Oct 1981 | $14.91 | $16.03 | $14.72 | $16.03 | +7.55% | 3,538,536 |
| Sep 1981 | $15.09 | $15.28 | $14.34 | $14.91 | -1.24% | 4,975,868 |
| Aug 1981 | $15.38 | $15.94 | $14.53 | $15.09 | -1.83% | 4,122,667 |
| Jul 1981 | $14.44 | $15.38 | $14.06 | $15.38 | +6.49% | 3,312,531 |
| Jun 1981 | $13.50 | $15.09 | $13.31 | $14.44 | +6.94% | 4,909,999 |
| May 1981 | $13.88 | $14.16 | $12.84 | $13.50 | -2.70% | 2,608,000 |
| Apr 1981 | $13.59 | $14.25 | $13.41 | $13.88 | +2.07% | 2,301,200 |
| Mar 1981 | $12.28 | $13.97 | $12.00 | $13.59 | +10.69% | 2,502,531 |
| Feb 1981 | $12.94 | $13.41 | $11.91 | $12.28 | -5.07% | 904,402 |
| Jan 1981 | $13.59 | $14.44 | $12.56 | $12.94 | -4.83% | 1,619,867 |
| Dec 1980 | $11.91 | $14.06 | $11.63 | $13.59 | +14.17% | 3,537,731 |
| Nov 1980 | $12.47 | $13.22 | $11.81 | $11.91 | -4.51% | 2,051,067 |
| Oct 1980 | $13.22 | $13.41 | $12.47 | $12.47 | -5.00% | 2,074,936 |
| Sep 1980 | $12.94 | $13.50 | $12.94 | $13.12 | +1.45% | 1,805,468 |
| Aug 1980 | $13.12 | $13.41 | $12.66 | $12.94 | -1.43% | 2,323,733 |
| Jul 1980 | $13.88 | $14.16 | $13.12 | $13.12 | -5.41% | 2,900,134 |
| Jun 1980 | $13.12 | $14.34 | $12.94 | $13.88 | +5.72% | 1,367,466 |
| May 1980 | $13.97 | $14.44 | $12.56 | $13.12 | -6.04% | 2,704,934 |
| Apr 1980 | $11.91 | $14.06 | $11.91 | $13.97 | +17.32% | 2,652,933 |
| Mar 1980 | $11.06 | $12.00 | $11.06 | $11.91 | – | 969,600 |
Seasonality
DUK 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 | 1.2% | -0.6% | 2.6% | 1.6% | -0.6% | -0.9% | 3.4% | 0.6% | -1.5% | 2.8% | 2.1% | -0.3% |
| Months up | 7 of 10 | 4 of 10 | 8 of 10 | 8 of 10 | 5 of 10 | 5 of 10 | 8 of 10 | 6 of 10 | 4 of 10 | 8 of 10 | 7 of 9 | 4 of 9 |
| 2026 | 3.5% | 8.7% | 0.1% | -1.1% | -4.4% | 3.1% | -0.9% | -3.6% | -4.9% | 11.7% | ||
| 2025 | 3.9% | 5.9% | 3.8% | 0.0% | -2.6% | 0.2% | 3.1% | 1.6% | 1.0% | 0.4% | 0.6% | -5.4% |
| 2024 | -1.2% | -3.1% | 5.3% | 1.6% | 6.5% | -3.2% | 9.0% | 5.3% | 1.2% | -0.0% | 2.5% | -8.0% |
| 2023 | -0.5% | -7.1% | 2.3% | 2.5% | -8.8% | 0.5% | 4.3% | -4.1% | -0.6% | 0.7% | 5.0% | 5.2% |
| 2022 | 0.2% | -3.5% | 11.2% | -1.3% | 3.1% | -4.7% | 2.5% | -1.9% | -13.0% | 0.2% | 8.4% | 3.1% |
| 2021 | 2.7% | -8.0% | 12.8% | 4.3% | 0.5% | -1.5% | 6.5% | 0.5% | -6.8% | 4.5% | -4.0% | 8.1% |
| 2020 | 7.0% | -5.2% | -11.8% | 4.7% | 2.3% | -6.7% | 6.1% | -4.1% | 10.2% | 4.0% | 1.6% | -1.2% |
| 2019 | 1.7% | 3.2% | 0.4% | 1.2% | -5.0% | 3.1% | -1.7% | 8.1% | 3.4% | -1.7% | -5.5% | 3.4% |
| 2018 | -6.7% | -2.9% | 2.8% | 3.5% | -2.6% | 2.5% | 3.2% | 0.7% | -1.5% | 3.3% | 8.4% | -2.6% |
| 2017 | 1.2% | 6.3% | -0.7% | 0.6% | 4.9% | -2.4% | 1.8% | 3.6% | -3.9% | 5.2% | 2.0% | -5.7% |