PENTAIR plc (PNR) stock
PNRNYSESpecial Industry Machinery (No Metalworking Machinery)Fiscal year ends December 31
Financials through Q2 FY2026, quarter ended Jun 30, 2026Last filing: 10-Q on Oct 27, 2026Score 18/3023% below fair value
$66.26+0.42 (+0.64%)
Close on Oct 30, 2026Market cap $10.58BP/E 16.6Yield 1.51%
Price history
Pentair share prices for every month, newest first. Adjusted for stock splits, not for dividends.
Close, Oct 30, 2026
$66.26
+0.64% on the day
52-week range
$51.13 – $109.89
-39.7% from the high
Change over 52 weeks
-38.2%
From $107.14 on Oct 30, 2025
Average volume
3.32M
Shares a day, last 90 sessions
| Month | Open | High | Low | Close | Change | Volume |
|---|---|---|---|---|---|---|
| Oct 2026 | $53.06 | $67.21 | $51.13 | $66.26 | +25.04% | 74,728,997 |
| Sep 2026 | $60.01 | $61.95 | $52.64 | $52.99 | -12.36% | 58,205,565 |
| Aug 2026 | $65.89 | $70.97 | $59.60 | $60.46 | -7.61% | 76,377,953 |
| Jul 2026 | $76.81 | $77.96 | $57.60 | $65.44 | -14.64% | 79,168,191 |
| Jun 2026 | $70.43 | $77.69 | $69.93 | $76.66 | +8.22% | 47,083,007 |
| May 2026 | $81.27 | $82.00 | $70.59 | $70.84 | -12.23% | 43,621,572 |
| Apr 2026 | $86.98 | $94.17 | $79.49 | $80.71 | -7.35% | 39,743,697 |
| Mar 2026 | $97.66 | $98.92 | $83.60 | $87.11 | -12.18% | 34,320,018 |
| Feb 2026 | $105.68 | $107.59 | $92.92 | $99.19 | -5.87% | 41,643,669 |
| Jan 2026 | $104.22 | $109.09 | $99.11 | $105.37 | +1.18% | 35,160,118 |
| Dec 2025 | $104.33 | $108.09 | $101.70 | $104.14 | -1.05% | 23,357,676 |
| Nov 2025 | $105.87 | $109.89 | $100.87 | $105.24 | -1.04% | 23,162,568 |
| Oct 2025 | $110.17 | $113.95 | $103.86 | $106.35 | -3.98% | 28,893,970 |
| Sep 2025 | $106.10 | $112.91 | $105.26 | $110.76 | +3.00% | 22,548,084 |
| Aug 2025 | $100.53 | $109.99 | $99.68 | $107.53 | +5.22% | 27,667,476 |
| Jul 2025 | $102.04 | $108.59 | $97.41 | $102.20 | -0.45% | 43,837,441 |
| Jun 2025 | $98.74 | $104.08 | $95.83 | $102.66 | +3.51% | 23,489,991 |
| May 2025 | $90.71 | $101.17 | $90.40 | $99.18 | +9.31% | 26,036,437 |
| Apr 2025 | $87.23 | $91.97 | $74.25 | $90.73 | +3.72% | 43,738,055 |
| Mar 2025 | $94.90 | $95.30 | $83.76 | $87.48 | -7.13% | 37,339,688 |
| Feb 2025 | $101.50 | $105.30 | $91.74 | $94.20 | -9.14% | 28,720,912 |
| Jan 2025 | $101.11 | $106.07 | $96.58 | $103.68 | +3.02% | 24,772,629 |
| Dec 2024 | $109.14 | $109.86 | $98.98 | $100.64 | -7.66% | 22,999,238 |
| Nov 2024 | $99.67 | $110.71 | $98.25 | $108.99 | +9.96% | 25,852,826 |
| Oct 2024 | $97.97 | $101.00 | $94.25 | $99.12 | +1.36% | 36,811,169 |
| Sep 2024 | $87.95 | $98.23 | $84.44 | $97.79 | +10.26% | 27,937,310 |
| Aug 2024 | $87.82 | $88.77 | $79.29 | $88.69 | +0.93% | 24,600,757 |
| Jul 2024 | $77.18 | $89.63 | $73.45 | $87.87 | +14.61% | 45,001,385 |
| Jun 2024 | $81.58 | $81.69 | $72.63 | $76.67 | -5.79% | 33,012,717 |
| May 2024 | $79.08 | $85.84 | $77.84 | $81.38 | +2.90% | 25,785,895 |
| Apr 2024 | $85.45 | $85.49 | $76.95 | $79.09 | -7.43% | 35,351,263 |
| Mar 2024 | $77.96 | $85.81 | $77.05 | $85.44 | +9.83% | 33,892,878 |
| Feb 2024 | $73.78 | $78.02 | $72.03 | $77.79 | +6.31% | 30,163,592 |
| Jan 2024 | $71.86 | $75.41 | $68.08 | $73.17 | +0.63% | 37,058,886 |
| Dec 2023 | $64.40 | $73.27 | $64.40 | $72.71 | +12.66% | 27,331,415 |
| Nov 2023 | $58.33 | $64.75 | $57.88 | $64.54 | +11.05% | 27,408,593 |
| Oct 2023 | $64.50 | $65.76 | $57.18 | $58.12 | -10.24% | 33,642,015 |
| Sep 2023 | $70.60 | $71.06 | $63.84 | $64.75 | -7.84% | 17,482,612 |
| Aug 2023 | $69.37 | $71.82 | $65.44 | $70.26 | +1.09% | 22,388,907 |
| Jul 2023 | $63.97 | $70.45 | $61.91 | $69.50 | +7.59% | 31,161,520 |
| Jun 2023 | $55.40 | $64.84 | $55.26 | $64.60 | +16.46% | 22,878,959 |
| May 2023 | $58.28 | $60.05 | $55.41 | $55.47 | -4.49% | 23,940,317 |
| Apr 2023 | $55.05 | $58.30 | $51.38 | $58.08 | +5.08% | 28,768,149 |
| Mar 2023 | $55.35 | $56.84 | $50.15 | $55.27 | -1.20% | 35,348,086 |
| Feb 2023 | $55.43 | $60.85 | $54.24 | $55.94 | +1.01% | 34,498,245 |
| Jan 2023 | $45.66 | $55.60 | $44.66 | $55.38 | +23.12% | 35,724,795 |
| Dec 2022 | $46.35 | $48.06 | $43.19 | $44.98 | -1.73% | 25,167,853 |
| Nov 2022 | $43.40 | $47.31 | $39.53 | $45.77 | +6.57% | 29,039,283 |
| Oct 2022 | $41.00 | $44.87 | $38.55 | $42.95 | +5.71% | 42,590,342 |
| Sep 2022 | $44.42 | $48.20 | $39.99 | $40.63 | -8.70% | 31,218,682 |
| Aug 2022 | $48.70 | $51.49 | $44.40 | $44.50 | -8.98% | 27,606,108 |
| Jul 2022 | $45.93 | $50.07 | $44.55 | $48.89 | +6.82% | 31,165,308 |
| Jun 2022 | $50.43 | $51.46 | $43.60 | $45.77 | -8.77% | 23,867,978 |
| May 2022 | $50.66 | $54.03 | $47.42 | $50.17 | -1.14% | 30,892,511 |
| Apr 2022 | $54.52 | $55.14 | $50.53 | $50.75 | -6.38% | 36,283,354 |
| Mar 2022 | $57.84 | $58.89 | $53.63 | $54.21 | -6.39% | 33,958,543 |
| Feb 2022 | $63.63 | $64.98 | $54.10 | $57.91 | -9.09% | 25,280,825 |
| Jan 2022 | $73.03 | $73.49 | $60.70 | $63.70 | -12.78% | 29,457,981 |
| Dec 2021 | $74.80 | $75.95 | $68.01 | $73.03 | -0.90% | 27,171,559 |
| Nov 2021 | $74.37 | $80.10 | $72.05 | $73.69 | -0.38% | 20,699,255 |
| Oct 2021 | $73.05 | $77.26 | $69.35 | $73.97 | +1.84% | 27,769,617 |
| Sep 2021 | $77.37 | $78.57 | $72.61 | $72.63 | -5.87% | 22,375,714 |
| Aug 2021 | $73.99 | $80.40 | $73.68 | $77.16 | +4.74% | 26,290,068 |
| Jul 2021 | $68.16 | $73.82 | $66.67 | $73.67 | +9.16% | 21,678,324 |
| Jun 2021 | $69.88 | $70.76 | $62.23 | $67.49 | -2.15% | 22,758,867 |
| May 2021 | $65.07 | $69.88 | $64.53 | $68.97 | +6.91% | 17,582,947 |
| Apr 2021 | $62.68 | $65.83 | $60.51 | $64.51 | +3.51% | 22,917,895 |
| Mar 2021 | $56.39 | $63.35 | $55.45 | $62.32 | +11.42% | 20,943,414 |
| Feb 2021 | $55.10 | $57.48 | $53.15 | $55.93 | +2.70% | 20,000,058 |
| Jan 2021 | $53.07 | $59.30 | $51.08 | $54.46 | +2.58% | 25,195,821 |
| Dec 2020 | $52.35 | $53.40 | $50.03 | $53.09 | +2.45% | 18,545,642 |
| Nov 2020 | $50.53 | $58.82 | $50.34 | $51.82 | +4.14% | 24,201,146 |
| Oct 2020 | $46.06 | $52.87 | $44.37 | $49.76 | +8.72% | 27,523,221 |
| Sep 2020 | $45.19 | $47.13 | $43.20 | $45.77 | +1.40% | 23,199,986 |
| Aug 2020 | $43.18 | $46.77 | $42.83 | $45.14 | +5.34% | 17,701,391 |
| Jul 2020 | $38.12 | $43.81 | $35.90 | $42.85 | +12.79% | 31,444,315 |
| Jun 2020 | $39.32 | $43.37 | $35.61 | $37.99 | -2.94% | 28,698,588 |
| May 2020 | $33.94 | $40.97 | $31.50 | $39.14 | +13.15% | 21,785,887 |
| Apr 2020 | $28.40 | $36.36 | $26.96 | $34.59 | +16.23% | 31,139,262 |
| Mar 2020 | $39.47 | $42.01 | $22.01 | $29.76 | -24.45% | 39,813,231 |
| Feb 2020 | $43.38 | $44.80 | $37.39 | $39.39 | -8.25% | 22,152,795 |
| Jan 2020 | $46.08 | $47.43 | $42.77 | $42.93 | -6.41% | 24,519,904 |
| Dec 2019 | $44.23 | $46.45 | $43.15 | $45.87 | +3.43% | 17,944,393 |
| Nov 2019 | $41.86 | $44.50 | $41.81 | $44.35 | +6.94% | 17,261,697 |
| Oct 2019 | $38.01 | $42.00 | $35.01 | $41.47 | +9.71% | 27,065,840 |
| Sep 2019 | $35.60 | $38.33 | $34.72 | $37.80 | +5.23% | 22,991,126 |
| Aug 2019 | $38.78 | $39.12 | $34.50 | $35.92 | -7.45% | 27,216,876 |
| Jul 2019 | $37.61 | $39.62 | $36.58 | $38.81 | +4.33% | 32,407,664 |
| Jun 2019 | $34.85 | $37.26 | $34.83 | $37.20 | +6.84% | 28,609,913 |
| May 2019 | $39.12 | $39.50 | $34.72 | $34.82 | -10.70% | 37,445,452 |
| Apr 2019 | $44.90 | $45.70 | $37.32 | $38.99 | -12.40% | 54,722,952 |
| Mar 2019 | $42.71 | $44.63 | $41.20 | $44.51 | +4.63% | 26,926,585 |
| Feb 2019 | $41.28 | $43.64 | $40.45 | $42.54 | +3.28% | 24,905,261 |
| Jan 2019 | $37.12 | $42.67 | $36.58 | $41.19 | +9.03% | 37,177,092 |
| Dec 2018 | $43.40 | $43.78 | $35.30 | $37.78 | -11.52% | 34,893,984 |
| Nov 2018 | $40.34 | $43.39 | $40.10 | $42.70 | +6.35% | 24,786,792 |
| Oct 2018 | $43.65 | $43.94 | $36.06 | $40.15 | -7.38% | 42,410,263 |
| Sep 2018 | $43.26 | $46.00 | $42.46 | $43.35 | -0.30% | 28,504,448 |
| Aug 2018 | $44.48 | $44.63 | $41.00 | $43.48 | -2.62% | 31,304,649 |
| Jul 2018 | $41.67 | $44.80 | $41.44 | $44.65 | +6.11% | 37,577,212 |
| Jun 2018 | $43.95 | $45.34 | $41.28 | $42.08 | -3.57% | 33,245,433 |
| May 2018 | $45.22 | $46.93 | $43.24 | $43.64 | -35.14% | 47,306,870 |
| Apr 2018 | $69.09 | $72.96 | $66.19 | $67.28 | -1.25% | 24,122,800 |
| Mar 2018 | $68.82 | $73.07 | $66.16 | $68.13 | -0.82% | 22,709,200 |
| Feb 2018 | $71.00 | $72.32 | $64.82 | $68.69 | -3.93% | 23,115,800 |
| Jan 2018 | $71.00 | $74.84 | $68.20 | $71.50 | +1.25% | 22,181,700 |
| Dec 2017 | $71.40 | $71.76 | $68.00 | $70.62 | -0.76% | 17,748,200 |
| Nov 2017 | $70.49 | $71.31 | $67.27 | $71.16 | +0.99% | 19,779,800 |
| Oct 2017 | $67.90 | $71.65 | $67.80 | $70.46 | +3.68% | 19,819,100 |
| Sep 2017 | $62.30 | $68.50 | $61.23 | $67.96 | +9.52% | 17,845,900 |
| Aug 2017 | $63.19 | $63.60 | $59.13 | $62.05 | -1.62% | 15,861,300 |
| Jul 2017 | $67.01 | $67.77 | $62.08 | $63.07 | -5.21% | 16,173,500 |
| Jun 2017 | $66.16 | $67.24 | $63.84 | $66.54 | +0.48% | 17,041,700 |
| May 2017 | $64.24 | $69.03 | $63.84 | $66.22 | +2.65% | 25,665,800 |
| Apr 2017 | $62.99 | $65.66 | $61.61 | $64.51 | +2.76% | 21,593,500 |
| Mar 2017 | $58.87 | $63.45 | $58.34 | $62.78 | +8.13% | 29,365,400 |
| Feb 2017 | $58.61 | $59.69 | $57.44 | $58.06 | -0.97% | 23,626,200 |
| Jan 2017 | $56.92 | $61.87 | $56.53 | $58.63 | +4.57% | 20,852,100 |
| Dec 2016 | $57.96 | $61.53 | $55.76 | $56.07 | -2.42% | 22,996,200 |
| Nov 2016 | $55.13 | $60.66 | $53.80 | $57.46 | +4.23% | 26,633,300 |
| Oct 2016 | $63.66 | $64.39 | $54.76 | $55.13 | -14.18% | 24,335,900 |
| Sep 2016 | $62.94 | $65.14 | $58.20 | $64.24 | +0.30% | 31,566,400 |
| Aug 2016 | $63.61 | $66.99 | $60.82 | $64.05 | +0.36% | 26,855,100 |
| Jul 2016 | $58.40 | $64.31 | $57.20 | $63.82 | +9.49% | 24,226,700 |
| Jun 2016 | $59.72 | $63.39 | $55.53 | $58.29 | -3.24% | 39,434,700 |
| May 2016 | $57.74 | $62.13 | $56.48 | $60.24 | +3.72% | 26,578,300 |
| Apr 2016 | $53.63 | $62.08 | $50.37 | $58.08 | +7.04% | 30,589,000 |
| Mar 2016 | $48.27 | $54.54 | $47.82 | $54.26 | +13.73% | 28,553,100 |
| Feb 2016 | $46.57 | $49.59 | $41.57 | $47.71 | +1.25% | 37,152,200 |
| Jan 2016 | $48.63 | $49.56 | $42.00 | $47.12 | -4.87% | 33,544,100 |
| Dec 2015 | $56.96 | $57.71 | $48.14 | $49.53 | -12.65% | 34,958,100 |
| Nov 2015 | $55.86 | $59.69 | $54.26 | $56.70 | +1.39% | 24,714,500 |
| Oct 2015 | $51.08 | $58.10 | $48.44 | $55.92 | +9.56% | 44,547,300 |
| Sep 2015 | $56.29 | $56.29 | $49.44 | $51.04 | -7.69% | 28,361,300 |
| Aug 2015 | $60.66 | $63.46 | $52.34 | $55.29 | -9.08% | 21,196,300 |
| Jul 2015 | $69.02 | $69.65 | $58.27 | $60.81 | -11.55% | 33,168,000 |
| Jun 2015 | $64.24 | $69.36 | $60.65 | $68.75 | +7.37% | 32,409,700 |
| May 2015 | $62.49 | $65.98 | $61.33 | $64.03 | +3.02% | 20,907,000 |
| Apr 2015 | $62.71 | $66.52 | $59.92 | $62.15 | -1.18% | 40,085,300 |
| Mar 2015 | $66.47 | $66.73 | $62.02 | $62.89 | -5.39% | 28,723,000 |
| Feb 2015 | $62.33 | $68.24 | $62.19 | $66.47 | +7.54% | 25,268,700 |
| Jan 2015 | $66.78 | $67.19 | $60.73 | $61.81 | -6.94% | 37,075,300 |
| Dec 2014 | $64.08 | $67.75 | $59.48 | $66.42 | +2.64% | 34,700,600 |
| Nov 2014 | $67.25 | $69.37 | $64.36 | $64.71 | -3.49% | 20,274,100 |
| Oct 2014 | $65.40 | $68.18 | $59.09 | $67.05 | +2.38% | 45,118,700 |
| Sep 2014 | $68.08 | $68.30 | $65.35 | $65.49 | -3.79% | 35,383,400 |
| Aug 2014 | $63.53 | $70.45 | $62.91 | $68.07 | +6.24% | 35,950,200 |
| Jul 2014 | $72.57 | $73.63 | $63.59 | $64.07 | -11.16% | 38,313,700 |
| Jun 2014 | $74.79 | $79.20 | $71.93 | $72.12 | -3.38% | 23,692,100 |
| May 2014 | $74.29 | $76.92 | $72.75 | $74.64 | +0.47% | 23,729,900 |
| Apr 2014 | $79.36 | $81.04 | $71.96 | $74.29 | -6.37% | 32,798,200 |
| Mar 2014 | $80.10 | $83.37 | $76.07 | $79.34 | -1.82% | 24,335,500 |
| Feb 2014 | $74.33 | $81.39 | $71.34 | $80.81 | +8.72% | 27,226,700 |
| Jan 2014 | $77.35 | $78.18 | $71.29 | $74.33 | -4.30% | 30,274,800 |
| Dec 2013 | $70.60 | $77.97 | $68.92 | $77.67 | +9.83% | 18,485,400 |
| Nov 2013 | $67.38 | $71.42 | $66.24 | $70.72 | +5.41% | 15,908,000 |
| Oct 2013 | $64.73 | $67.95 | $62.80 | $67.09 | +3.31% | 24,976,800 |
| Sep 2013 | $61.12 | $66.49 | $60.37 | $64.94 | +8.04% | 15,852,900 |
| Aug 2013 | $61.50 | $64.88 | $59.89 | $60.11 | -1.59% | 15,624,300 |
| Jul 2013 | $58.00 | $61.75 | $57.38 | $61.08 | +5.88% | 21,953,200 |
| Jun 2013 | $58.39 | $60.14 | $55.49 | $57.69 | -0.94% | 27,558,400 |
| May 2013 | $54.28 | $59.59 | $52.98 | $58.24 | +7.16% | 24,059,300 |
| Apr 2013 | $52.64 | $54.98 | $49.67 | $54.35 | +3.03% | 32,010,500 |
| Mar 2013 | $52.62 | $54.20 | $50.55 | $52.75 | -0.98% | 28,583,800 |
| Feb 2013 | $51.01 | $53.84 | $50.10 | $53.27 | +5.11% | 23,233,400 |
| Jan 2013 | $50.06 | $53.36 | $49.39 | $50.68 | +3.11% | 35,707,900 |
| Dec 2012 | $48.74 | $49.50 | $47.31 | $49.15 | +1.36% | 28,802,700 |
| Nov 2012 | $42.00 | $48.99 | $41.95 | $48.49 | +14.80% | 55,890,500 |
| Oct 2012 | $44.10 | $46.57 | $40.30 | $42.24 | -5.10% | 77,459,000 |
| Sep 2012 | $42.47 | $45.00 | $41.69 | $44.51 | +4.73% | 61,597,700 |
| Aug 2012 | $44.31 | $45.21 | $41.61 | $42.50 | -3.03% | 19,593,100 |
| Jul 2012 | $38.48 | $45.03 | $37.43 | $43.83 | +14.50% | 16,929,600 |
| Jun 2012 | $39.95 | $40.69 | $36.31 | $38.28 | -6.08% | 20,803,700 |
| May 2012 | $43.55 | $44.12 | $39.46 | $40.76 | -5.95% | 18,129,700 |
| Apr 2012 | $47.38 | $47.59 | $43.24 | $43.34 | -8.97% | 25,996,600 |
| Mar 2012 | $38.54 | $48.77 | $37.00 | $47.61 | +23.66% | 23,415,800 |
| Feb 2012 | $37.56 | $39.70 | $36.99 | $38.50 | +4.56% | 8,978,900 |
| Jan 2012 | $34.11 | $37.80 | $33.88 | $36.82 | +10.60% | 10,889,800 |
| Dec 2011 | $37.86 | $38.18 | $32.50 | $33.29 | -12.46% | 20,041,100 |
| Nov 2011 | $34.53 | $38.62 | $34.01 | $38.03 | +5.79% | 13,223,200 |
| Oct 2011 | $31.71 | $38.23 | $30.38 | $35.95 | +12.31% | 16,114,600 |
| Sep 2011 | $34.51 | $34.63 | $30.80 | $32.01 | -6.73% | 20,151,500 |
| Aug 2011 | $37.35 | $37.52 | $29.73 | $34.32 | -6.76% | 19,623,300 |
| Jul 2011 | $40.31 | $42.43 | $36.55 | $36.81 | -8.80% | 14,235,200 |
| Jun 2011 | $40.39 | $40.65 | $36.91 | $40.36 | -0.30% | 15,117,300 |
| May 2011 | $40.39 | $40.57 | $38.09 | $40.48 | +0.80% | 10,442,000 |
| Apr 2011 | $38.02 | $40.34 | $36.74 | $40.16 | +6.27% | 16,407,700 |
| Mar 2011 | $37.31 | $38.21 | $34.85 | $37.79 | +1.91% | 11,002,600 |
| Feb 2011 | $36.36 | $38.97 | $36.25 | $37.08 | +2.52% | 7,480,800 |
| Jan 2011 | $36.83 | $37.34 | $35.06 | $36.17 | -0.93% | 9,952,200 |
| Dec 2010 | $33.38 | $37.22 | $33.38 | $36.51 | +10.97% | 11,086,000 |
| Nov 2010 | $32.90 | $34.05 | $32.07 | $32.90 | +0.52% | 11,831,500 |
| Oct 2010 | $33.89 | $35.73 | $31.89 | $32.73 | -2.68% | 14,115,800 |
| Sep 2010 | $30.54 | $34.14 | $30.45 | $33.63 | +11.73% | 13,648,800 |
| Aug 2010 | $34.86 | $35.68 | $29.41 | $30.10 | -11.99% | 13,411,400 |
| Jul 2010 | $32.26 | $35.43 | $31.13 | $34.20 | +6.21% | 12,872,500 |
| Jun 2010 | $34.07 | $34.97 | $31.25 | $32.20 | -6.29% | 13,786,700 |
| May 2010 | $36.41 | $37.11 | $30.62 | $34.36 | -4.98% | 21,289,800 |
| Apr 2010 | $35.90 | $39.32 | $35.37 | $36.16 | +1.52% | 12,918,100 |
| Mar 2010 | $33.74 | $36.32 | $33.41 | $35.62 | +9.40% | 13,762,100 |
| Feb 2010 | $30.72 | $32.80 | $29.55 | $32.56 | +6.61% | 10,160,800 |
| Jan 2010 | $32.39 | $34.20 | $30.38 | $30.54 | -5.45% | 9,621,500 |
| Dec 2009 | $30.28 | $33.16 | $30.09 | $32.30 | +7.31% | 11,724,800 |
| Nov 2009 | $29.31 | $32.29 | $28.71 | $30.10 | +3.44% | 11,614,100 |
| Oct 2009 | $29.47 | $34.27 | $28.18 | $29.10 | -1.42% | 19,273,600 |
| Sep 2009 | $28.25 | $31.69 | $27.61 | $29.52 | +4.20% | 14,483,300 |
| Aug 2009 | $27.58 | $29.07 | $25.86 | $28.33 | +3.70% | 10,725,000 |
| Jul 2009 | $25.88 | $28.59 | $23.20 | $27.32 | +6.64% | 15,164,800 |
| Jun 2009 | $25.26 | $29.07 | $24.39 | $25.62 | +2.36% | 16,975,500 |
| May 2009 | $26.50 | $28.13 | $23.79 | $25.03 | -6.04% | 14,077,700 |
| Apr 2009 | $21.31 | $27.55 | $21.19 | $26.64 | +22.93% | 21,016,200 |
| Mar 2009 | $20.23 | $22.46 | $17.23 | $21.67 | +3.83% | 17,488,900 |
| Feb 2009 | $22.77 | $26.37 | $20.27 | $20.87 | -8.75% | 17,029,200 |
| Jan 2009 | $23.91 | $26.38 | $21.97 | $22.87 | -3.38% | 17,052,200 |
| Dec 2008 | $24.03 | $25.18 | $21.35 | $23.67 | -4.79% | 20,258,600 |
| Nov 2008 | $27.53 | $28.81 | $18.42 | $24.86 | -10.06% | 18,863,000 |
| Oct 2008 | $34.42 | $35.00 | $23.90 | $27.64 | -20.05% | 31,184,100 |
| Sep 2008 | $37.19 | $41.00 | $33.74 | $34.57 | -5.93% | 23,683,600 |
| Aug 2008 | $34.82 | $37.90 | $33.00 | $36.75 | +6.15% | 12,535,900 |
| Jul 2008 | $34.74 | $36.87 | $31.72 | $34.62 | -1.14% | 22,965,900 |
| Jun 2008 | $37.41 | $37.52 | $33.66 | $35.02 | -6.44% | 17,160,600 |
| May 2008 | $36.84 | $38.76 | $35.30 | $37.43 | +1.63% | 12,150,800 |
| Apr 2008 | $32.29 | $38.15 | $32.05 | $36.83 | +15.45% | 16,685,500 |
| Mar 2008 | $32.64 | $32.99 | $30.27 | $31.90 | -2.21% | 13,497,900 |
| Feb 2008 | $31.76 | $34.77 | $29.85 | $32.62 | +2.71% | 15,840,800 |
| Jan 2008 | $34.67 | $34.98 | $26.02 | $31.76 | -8.76% | 24,897,300 |
| Dec 2007 | $33.80 | $36.20 | $33.09 | $34.81 | +2.62% | 8,177,200 |
| Nov 2007 | $35.18 | $36.59 | $32.34 | $33.92 | -4.15% | 18,957,000 |
| Oct 2007 | $33.27 | $35.49 | $32.03 | $35.39 | +6.66% | 20,045,300 |
| Sep 2007 | $37.28 | $37.92 | $31.47 | $33.18 | -10.64% | 19,418,700 |
| Aug 2007 | $36.16 | $37.76 | $33.41 | $37.13 | +2.57% | 17,917,400 |
| Jul 2007 | $38.60 | $39.67 | $35.70 | $36.20 | -6.14% | 19,479,300 |
| Jun 2007 | $36.99 | $39.37 | $35.87 | $38.57 | +4.27% | 15,856,900 |
| May 2007 | $32.06 | $37.72 | $31.90 | $36.99 | +15.09% | 18,947,200 |
| Apr 2007 | $31.30 | $34.58 | $30.09 | $32.14 | +3.15% | 17,910,300 |
| Mar 2007 | $31.25 | $31.72 | $29.35 | $31.16 | -0.16% | 17,252,400 |
| Feb 2007 | $31.37 | $33.22 | $30.93 | $31.21 | +0.16% | 14,442,300 |
| Jan 2007 | $30.40 | $31.22 | $29.55 | $31.16 | -0.76% | 17,057,500 |
| Dec 2006 | $31.95 | $32.99 | $30.67 | $31.40 | -1.44% | 12,681,700 |
| Nov 2006 | $33.00 | $33.49 | $31.55 | $31.86 | -3.28% | 15,590,400 |
| Oct 2006 | $26.27 | $33.22 | $26.25 | $32.94 | +25.77% | 25,170,400 |
| Sep 2006 | $29.94 | $30.00 | $25.69 | $26.19 | -12.41% | 24,818,400 |
| Aug 2006 | $28.68 | $30.27 | $28.38 | $29.90 | +4.11% | 13,843,300 |
| Jul 2006 | $34.39 | $34.43 | $26.56 | $28.72 | -16.00% | 14,353,600 |
| Jun 2006 | $34.25 | $34.73 | $32.05 | $34.19 | +0.09% | 14,364,500 |
| May 2006 | $38.42 | $38.86 | $33.38 | $34.16 | -10.76% | 15,897,200 |
| Apr 2006 | $41.17 | $41.55 | $37.00 | $38.28 | -6.06% | 16,573,900 |
| Mar 2006 | $40.30 | $41.90 | $39.77 | $40.75 | +1.49% | 13,321,200 |
| Feb 2006 | $38.39 | $40.98 | $36.02 | $40.15 | +4.56% | 11,322,900 |
| Jan 2006 | $34.45 | $38.48 | $34.01 | $38.40 | +11.24% | 14,649,400 |
| Dec 2005 | $38.32 | $38.50 | $33.84 | $34.52 | -9.63% | 13,056,400 |
| Nov 2005 | $32.62 | $39.34 | $32.30 | $38.20 | +17.57% | 16,519,600 |
| Oct 2005 | $36.50 | $36.67 | $30.51 | $32.49 | -10.99% | 26,142,500 |
| Sep 2005 | $39.73 | $40.06 | $35.68 | $36.50 | -7.55% | 12,106,400 |
| Aug 2005 | $40.12 | $40.73 | $36.95 | $39.48 | -1.72% | 15,640,100 |
| Jul 2005 | $42.81 | $45.51 | $36.00 | $40.17 | -6.17% | 16,571,200 |
| Jun 2005 | $44.40 | $45.00 | $41.61 | $42.81 | -3.82% | 9,848,400 |
| May 2005 | $39.77 | $46.47 | $39.71 | $44.51 | +11.89% | 18,264,100 |
| Apr 2005 | $39.32 | $41.48 | $37.15 | $39.78 | +2.00% | 12,854,700 |
| Mar 2005 | $41.47 | $42.57 | $38.23 | $39.00 | -5.89% | 10,906,400 |
| Feb 2005 | $44.25 | $44.56 | $39.25 | $41.44 | -6.50% | 14,184,200 |
| Jan 2005 | $43.81 | $44.49 | $40.60 | $44.32 | +1.74% | 13,443,200 |
| Dec 2004 | $40.02 | $44.20 | $40.02 | $43.56 | +8.85% | 11,814,400 |
| Nov 2004 | $37.15 | $40.90 | $37.01 | $40.02 | +7.06% | 14,492,100 |
| Oct 2004 | $35.05 | $37.85 | $34.00 | $37.38 | +7.08% | 10,854,000 |
| Sep 2004 | $33.20 | $35.35 | $32.93 | $34.91 | +5.02% | 11,088,400 |
| Aug 2004 | $31.20 | $33.55 | $30.43 | $33.24 | +6.13% | 10,916,300 |
| Jul 2004 | $34.25 | $34.75 | $29.75 | $31.32 | -6.90% | 13,959,300 |
| Jun 2004 | $30.52 | $33.76 | $30.49 | $33.64 | +9.79% | 11,921,100 |
| May 2004 | $29.88 | $30.74 | $27.98 | $30.64 | +2.84% | 12,510,000 |
| Apr 2004 | $29.50 | $31.57 | $28.34 | $29.80 | +1.00% | 13,392,400 |
| Mar 2004 | $27.07 | $29.69 | $25.26 | $29.50 | +9.24% | 14,513,600 |
| Feb 2004 | $22.84 | $27.38 | $22.30 | $27.01 | +18.24% | 23,446,400 |
| Jan 2004 | $22.89 | $24.20 | $22.50 | $22.84 | -0.04% | 6,801,200 |
| Dec 2003 | $21.85 | $23.35 | $21.85 | $22.85 | +4.82% | 9,538,200 |
| Nov 2003 | $20.58 | $22.01 | $20.58 | $21.80 | +6.34% | 10,154,000 |
| Oct 2003 | $19.91 | $20.70 | $18.38 | $20.50 | +2.83% | 16,447,000 |
| Sep 2003 | $21.48 | $21.85 | $19.65 | $19.94 | -6.85% | 11,869,400 |
| Aug 2003 | $20.15 | $21.50 | $19.29 | $21.40 | +6.07% | 9,863,400 |
| Jul 2003 | $19.53 | $20.52 | $18.84 | $20.18 | +3.30% | 13,931,800 |
| Jun 2003 | $19.43 | $21.15 | $19.00 | $19.53 | +0.51% | 10,510,800 |
| May 2003 | $19.22 | $20.00 | $18.35 | $19.43 | +0.83% | 9,817,800 |
| Apr 2003 | $17.68 | $19.33 | $17.60 | $19.27 | +9.02% | 8,247,800 |
| Mar 2003 | $18.25 | $18.77 | $16.67 | $17.68 | -2.75% | 9,171,200 |
| Feb 2003 | $18.49 | $18.88 | $16.80 | $18.18 | -1.03% | 10,463,800 |
| Jan 2003 | $17.35 | $18.75 | $16.25 | $18.37 | +6.31% | 12,651,000 |
| Dec 2002 | $18.00 | $18.17 | $16.07 | $17.27 | -3.38% | 11,885,600 |
| Nov 2002 | $16.58 | $18.10 | $14.51 | $17.88 | +8.23% | 19,636,600 |
| Oct 2002 | $18.69 | $19.30 | $15.48 | $16.52 | -11.11% | 14,538,000 |
| Sep 2002 | $21.50 | $21.69 | $18.15 | $18.59 | -14.43% | 10,466,600 |
| Aug 2002 | $20.34 | $22.35 | $19.24 | $21.72 | +6.81% | 7,971,400 |
| Jul 2002 | $24.00 | $24.01 | $18.35 | $20.34 | -15.41% | 13,370,400 |
| Jun 2002 | $23.60 | $24.61 | $21.50 | $24.04 | +2.32% | 10,896,600 |
| May 2002 | $24.36 | $24.92 | $22.92 | $23.49 | -3.23% | 11,180,600 |
| Apr 2002 | $22.35 | $24.75 | $20.80 | $24.28 | +7.98% | 16,666,000 |
| Mar 2002 | $19.74 | $22.85 | $19.43 | $22.48 | +15.31% | 13,834,200 |
| Feb 2002 | $17.75 | $19.72 | $16.62 | $19.50 | +10.48% | 6,610,800 |
| Jan 2002 | $18.27 | $18.48 | $16.00 | $17.65 | -3.31% | 7,669,200 |
| Dec 2001 | $17.75 | $19.80 | $16.85 | $18.26 | +3.08% | 7,207,800 |
| Nov 2001 | $15.88 | $18.46 | $15.61 | $17.71 | +11.56% | 4,793,000 |
| Oct 2001 | $15.38 | $17.15 | $14.60 | $15.88 | +3.19% | 7,791,400 |
| Sep 2001 | $18.77 | $18.99 | $14.20 | $15.38 | -17.95% | 7,094,800 |
| Aug 2001 | $18.08 | $19.28 | $17.60 | $18.75 | +4.95% | 7,224,800 |
| Jul 2001 | $16.91 | $18.00 | $15.88 | $17.87 | +5.71% | 7,015,600 |
| Jun 2001 | $18.02 | $18.45 | $16.00 | $16.90 | -5.85% | 6,158,000 |
| May 2001 | $15.39 | $18.33 | $15.13 | $17.95 | +16.67% | 11,406,400 |
| Apr 2001 | $12.74 | $15.90 | $12.12 | $15.38 | +20.76% | 9,026,400 |
| Mar 2001 | $13.98 | $15.41 | $11.40 | $12.74 | -8.01% | 13,678,600 |
| Feb 2001 | $14.10 | $15.07 | $13.23 | $13.85 | -0.14% | 8,805,800 |
| Jan 2001 | $12.16 | $14.35 | $10.94 | $13.87 | +14.69% | 12,763,200 |
| Dec 2000 | $14.00 | $14.94 | $10.31 | $12.09 | -14.19% | 10,746,600 |
| Nov 2000 | $14.84 | $15.44 | $13.81 | $14.09 | -5.45% | 5,978,200 |
| Oct 2000 | $13.37 | $14.97 | $11.94 | $14.91 | +11.45% | 7,429,000 |
| Sep 2000 | $16.34 | $16.69 | $11.63 | $13.37 | -17.69% | 15,179,000 |
| Aug 2000 | $15.63 | $16.59 | $14.97 | $16.25 | +6.12% | 8,552,800 |
| Jul 2000 | $17.88 | $18.19 | $13.62 | $15.31 | -13.77% | 17,749,800 |
| Jun 2000 | $19.63 | $20.25 | $17.31 | $17.76 | -9.51% | 9,327,000 |
| May 2000 | $19.44 | $22.31 | $19.25 | $19.63 | +2.61% | 8,372,800 |
| Apr 2000 | $18.41 | $20.47 | $17.75 | $19.13 | +3.20% | 7,372,600 |
| Mar 2000 | $17.34 | $19.94 | $17.25 | $18.53 | +7.82% | 8,652,600 |
| Feb 2000 | $16.88 | $19.00 | $16.63 | $17.19 | +2.61% | 8,215,800 |
| Jan 2000 | $19.25 | $19.25 | $15.63 | $16.75 | -12.99% | 6,778,200 |
| Dec 1999 | $18.63 | $19.31 | $15.88 | $19.25 | +3.70% | 9,331,600 |
| Nov 1999 | $18.69 | $19.81 | $17.63 | $18.56 | -1.33% | 5,529,600 |
| Oct 1999 | $20.06 | $20.63 | $17.63 | $18.81 | -6.23% | 6,752,400 |
| Sep 1999 | $22.75 | $23.34 | $20.03 | $20.06 | -11.81% | 8,027,200 |
| Aug 1999 | $21.13 | $23.94 | $19.69 | $22.75 | +4.75% | 5,141,800 |
| Jul 1999 | $22.81 | $23.81 | $21.72 | $21.72 | -5.06% | 3,218,800 |
| Jun 1999 | $22.06 | $23.00 | $20.94 | $22.88 | +3.68% | 4,201,400 |
| May 1999 | $23.38 | $24.72 | $20.88 | $22.06 | -6.12% | 4,962,800 |
| Apr 1999 | $17.00 | $23.63 | $16.59 | $23.50 | +39.26% | 6,244,600 |
| Mar 1999 | $18.91 | $19.44 | $14.94 | $16.88 | -10.89% | 5,783,400 |
| Feb 1999 | $19.25 | $19.50 | $17.84 | $18.94 | -0.98% | 2,969,600 |
| Jan 1999 | $19.97 | $21.19 | $19.00 | $19.13 | -3.92% | 2,799,200 |
| Dec 1998 | $18.84 | $20.25 | $17.69 | $19.91 | +5.64% | 3,814,400 |
| Nov 1998 | $18.88 | $20.50 | $18.28 | $18.84 | +0.17% | 2,387,000 |
| Oct 1998 | $16.13 | $19.66 | $15.06 | $18.81 | +16.67% | 2,966,800 |
| Sep 1998 | $13.94 | $16.50 | $13.37 | $16.13 | +15.70% | 3,673,400 |
| Aug 1998 | $19.84 | $19.91 | $13.94 | $13.94 | -29.87% | 4,222,200 |
| Jul 1998 | $21.06 | $21.63 | $19.31 | $19.88 | -6.47% | 2,985,600 |
| Jun 1998 | $21.88 | $21.88 | $18.00 | $21.25 | -3.13% | 4,155,800 |
| May 1998 | $21.63 | $22.97 | $20.69 | $21.94 | +1.44% | 2,776,200 |
| Apr 1998 | $22.44 | $22.91 | $20.38 | $21.63 | -3.35% | 3,077,600 |
| Mar 1998 | $20.66 | $23.13 | $20.13 | $22.38 | +8.65% | 3,655,600 |
| Feb 1998 | $17.22 | $20.75 | $17.13 | $20.59 | +20.26% | 3,387,800 |
| Jan 1998 | $17.88 | $18.50 | $17.00 | $17.13 | -4.70% | 2,070,200 |
| Dec 1997 | $18.91 | $19.25 | $16.63 | $17.97 | -4.80% | 2,512,400 |
| Nov 1997 | $19.34 | $19.94 | $18.38 | $18.88 | -2.27% | 2,534,600 |
| Oct 1997 | $18.31 | $19.75 | $18.31 | $19.31 | +4.75% | 2,329,200 |
| Sep 1997 | $17.81 | $18.56 | $17.03 | $18.44 | +3.51% | 1,896,000 |
| Aug 1997 | $18.13 | $18.75 | $17.06 | $17.81 | -1.89% | 1,572,800 |
| Jul 1997 | $16.50 | $18.75 | $16.50 | $18.16 | +10.46% | 2,533,200 |
| Jun 1997 | $16.44 | $17.69 | $16.00 | $16.44 | 0.00% | 2,763,600 |
| May 1997 | $15.00 | $16.44 | $14.94 | $16.44 | +10.04% | 2,427,000 |
| Apr 1997 | $14.69 | $15.06 | $13.62 | $14.94 | +3.46% | 1,302,000 |
| Mar 1997 | $15.69 | $15.88 | $14.44 | $14.44 | -7.97% | 2,058,800 |
| Feb 1997 | $15.75 | $15.94 | $14.44 | $15.69 | -0.79% | 2,409,400 |
| Jan 1997 | $16.13 | $16.13 | $14.44 | $15.81 | -1.94% | 2,405,800 |
| Dec 1996 | $14.56 | $16.13 | $13.56 | $16.13 | +11.21% | 1,731,800 |
| Nov 1996 | $12.62 | $14.75 | $12.00 | $14.50 | +14.85% | 4,366,200 |
| Oct 1996 | $13.31 | $13.81 | $12.50 | $12.62 | -4.72% | 2,094,000 |
| Sep 1996 | $13.69 | $14.94 | $12.94 | $13.25 | -2.75% | 2,167,000 |
| Aug 1996 | $13.56 | $15.00 | $13.50 | $13.62 | +0.93% | 1,087,400 |
| Jul 1996 | $15.00 | $15.00 | $12.25 | $13.50 | -10.00% | 1,845,200 |
| Jun 1996 | $13.44 | $15.50 | $13.31 | $15.00 | +12.15% | 2,363,000 |
| May 1996 | $13.62 | $14.56 | $13.25 | $13.37 | -1.83% | 2,013,800 |
| Apr 1996 | $12.69 | $14.13 | $12.62 | $13.62 | +7.92% | 6,281,200 |
| Mar 1996 | $13.00 | $13.94 | $12.50 | $12.62 | -4.72% | 2,838,000 |
| Feb 1996 | $13.12 | $14.38 | $12.94 | $13.25 | +0.95% | 6,652,400 |
| Jan 1996 | $12.44 | $13.12 | $11.44 | $13.12 | +5.53% | 11,935,200 |
| Dec 1995 | $12.37 | $13.25 | $12.06 | $12.44 | 0.00% | 4,239,600 |
| Nov 1995 | $12.62 | $12.81 | $12.19 | $12.44 | -1.48% | 3,406,800 |
| Oct 1995 | $11.16 | $12.75 | $10.81 | $12.62 | +12.22% | 5,634,000 |
| Sep 1995 | $11.25 | $11.50 | $11.13 | $11.25 | -1.10% | 2,645,200 |
| Aug 1995 | $11.38 | $11.88 | $11.25 | $11.38 | -0.55% | 2,871,200 |
| Jul 1995 | $10.88 | $11.56 | $10.81 | $11.44 | +5.17% | 3,057,600 |
| Jun 1995 | $11.31 | $11.44 | $10.81 | $10.88 | -4.92% | 3,682,800 |
| May 1995 | $11.38 | $12.25 | $11.25 | $11.44 | 0.00% | 4,771,600 |
| Apr 1995 | $10.56 | $11.50 | $10.56 | $11.44 | +8.28% | 3,318,400 |
| Mar 1995 | $10.75 | $10.81 | $9.94 | $10.56 | -1.60% | 7,750,800 |
| Feb 1995 | $10.44 | $11.16 | $10.25 | $10.73 | +4.72% | 3,320,000 |
| Jan 1995 | $10.56 | $10.94 | $10.25 | $10.25 | -4.09% | 2,529,600 |
| Dec 1994 | $9.81 | $10.69 | $9.63 | $10.69 | +8.92% | 3,844,000 |
| Nov 1994 | $10.44 | $10.53 | $9.75 | $9.81 | -6.55% | 2,182,400 |
| Oct 1994 | $9.91 | $11.19 | $9.63 | $10.50 | +6.33% | 6,742,000 |
| Sep 1994 | $10.06 | $10.69 | $9.69 | $9.88 | -3.07% | 6,986,000 |
| Aug 1994 | $9.41 | $10.44 | $9.31 | $10.19 | +8.30% | 5,111,200 |
| Jul 1994 | $8.94 | $9.88 | $8.94 | $9.41 | +5.24% | 2,584,800 |
| Jun 1994 | $8.63 | $9.56 | $8.63 | $8.94 | +3.62% | 3,380,800 |
| May 1994 | $8.63 | $8.81 | $8.44 | $8.63 | +0.73% | 3,070,000 |
| Apr 1994 | $8.81 | $9.13 | $8.19 | $8.56 | -5.52% | 4,757,200 |
| Mar 1994 | $9.13 | $9.38 | $8.75 | $9.06 | +0.69% | 5,671,200 |
| Feb 1994 | $9.06 | $9.44 | $8.75 | $9.00 | -0.35% | 5,300,800 |
| Jan 1994 | $8.25 | $9.13 | $8.06 | $9.03 | +9.47% | 7,262,000 |
| Dec 1993 | $8.81 | $9.00 | $8.00 | $8.25 | -6.38% | 4,341,600 |
| Nov 1993 | $7.88 | $8.94 | $7.75 | $8.81 | +11.90% | 4,227,200 |
| Oct 1993 | $8.75 | $8.88 | $7.75 | $7.88 | -9.35% | 8,391,200 |
| Sep 1993 | $9.25 | $9.44 | $8.25 | $8.69 | -7.02% | 8,164,000 |
| Aug 1993 | $8.94 | $10.06 | $8.94 | $9.34 | +3.82% | 7,487,200 |
| Jul 1993 | $9.63 | $10.31 | $8.75 | $9.00 | -5.88% | 9,971,200 |
| Jun 1993 | $8.71 | $9.63 | $8.56 | $9.56 | +9.29% | 7,442,000 |
| May 1993 | $8.31 | $8.83 | $8.00 | $8.75 | +5.00% | 7,001,400 |
| Apr 1993 | $8.21 | $9.00 | $8.13 | $8.33 | +2.04% | 9,182,400 |
| Mar 1993 | $7.71 | $8.21 | $7.71 | $8.17 | +5.38% | 4,530,600 |
| Feb 1993 | $7.46 | $8.13 | $7.29 | $7.75 | +3.91% | 5,189,400 |
| Jan 1993 | $6.58 | $7.54 | $6.50 | $7.46 | +13.29% | 5,562,600 |
| Dec 1992 | $6.75 | $7.13 | $6.58 | $6.58 | -1.25% | 3,610,200 |
| Nov 1992 | $6.77 | $6.88 | $6.54 | $6.67 | -2.44% | 1,863,000 |
| Oct 1992 | $6.21 | $6.88 | $6.08 | $6.83 | +11.19% | 3,257,400 |
| Sep 1992 | $6.04 | $6.21 | $5.83 | $6.15 | +2.43% | 5,004,600 |
| Aug 1992 | $6.54 | $6.75 | $5.73 | $6.00 | -7.69% | 5,993,400 |
| Jul 1992 | $6.04 | $6.50 | $5.75 | $6.50 | +7.59% | 9,621,000 |
| Jun 1992 | $7.13 | $7.38 | $5.96 | $6.04 | -16.67% | 5,104,200 |
| May 1992 | $7.13 | $7.67 | $6.92 | $7.25 | +2.35% | 3,218,400 |
| Apr 1992 | $6.75 | $7.29 | $6.50 | $7.08 | +4.62% | 5,224,200 |
| Mar 1992 | $7.75 | $7.88 | $6.67 | $6.77 | -13.56% | 4,410,600 |
| Feb 1992 | $7.38 | $8.00 | $7.38 | $7.83 | +4.45% | 4,371,000 |
| Jan 1992 | $6.65 | $7.50 | $6.58 | $7.50 | +11.80% | 7,660,800 |
| Dec 1991 | $5.96 | $6.79 | $5.88 | $6.71 | +10.28% | 12,157,800 |
| Nov 1991 | $6.63 | $7.21 | $5.92 | $6.08 | -8.18% | 6,495,600 |
| Oct 1991 | $6.00 | $6.71 | $5.92 | $6.63 | +11.97% | 8,250,000 |
| Sep 1991 | $5.75 | $6.00 | $5.40 | $5.92 | +2.16% | 2,841,600 |
| Aug 1991 | $5.50 | $6.04 | $4.96 | $5.79 | +4.51% | 4,139,400 |
| Jul 1991 | $6.42 | $6.42 | $5.29 | $5.54 | -13.64% | 5,724,000 |
| Jun 1991 | $5.96 | $6.50 | $5.79 | $6.42 | +8.84% | 11,587,800 |
| May 1991 | $5.79 | $6.25 | $5.79 | $5.90 | +0.35% | 6,643,200 |
| Apr 1991 | $5.13 | $5.96 | $5.13 | $5.88 | +13.71% | 6,823,200 |
| Mar 1991 | $4.92 | $5.25 | $4.88 | $5.17 | +3.33% | 2,052,600 |
| Feb 1991 | $4.29 | $5.08 | $4.29 | $5.00 | +13.21% | 16,235,400 |
| Jan 1991 | $4.13 | $4.42 | $3.96 | $4.42 | +7.07% | 1,326,600 |
| Dec 1990 | $4.21 | $4.25 | $3.75 | $4.13 | 0.00% | 1,236,000 |
| Nov 1990 | $3.79 | $4.25 | $3.60 | $4.13 | +10.00% | 2,220,600 |
| Oct 1990 | $3.96 | $4.00 | $3.75 | $3.75 | -5.26% | 2,458,800 |
| Sep 1990 | $3.50 | $4.08 | $3.50 | $3.96 | +10.47% | 3,253,800 |
| Aug 1990 | $4.13 | $4.21 | $3.58 | $3.58 | -12.24% | 2,747,400 |
| Jul 1990 | $4.67 | $4.67 | $3.92 | $4.08 | -11.71% | 6,822,000 |
| Jun 1990 | $4.92 | $5.00 | $4.54 | $4.63 | -6.72% | 3,951,600 |
| May 1990 | $5.00 | $5.13 | $4.92 | $4.96 | -0.83% | 4,633,800 |
| Apr 1990 | $4.92 | $5.13 | $4.88 | $5.00 | +0.84% | 4,062,000 |
| Mar 1990 | $4.96 | $5.33 | $4.83 | $4.96 | -2.46% | 1,435,200 |
| Feb 1990 | $5.21 | $5.46 | $4.83 | $5.08 | -2.40% | 2,663,400 |
| Jan 1990 | $4.75 | $5.35 | $4.58 | $5.21 | +13.64% | 4,963,800 |
| Dec 1989 | $4.33 | $4.71 | $4.33 | $4.58 | +4.76% | 1,235,400 |
| Nov 1989 | $4.79 | $4.83 | $4.25 | $4.38 | -7.08% | 1,541,400 |
| Oct 1989 | $5.17 | $5.25 | $4.46 | $4.71 | -8.87% | 3,316,800 |
| Sep 1989 | $5.38 | $5.54 | $4.79 | $5.17 | -4.62% | 2,976,600 |
| Aug 1989 | $5.21 | $5.85 | $5.06 | $5.42 | +4.00% | 8,925,000 |
| Jul 1989 | $4.46 | $5.29 | $4.42 | $5.21 | +16.82% | 3,678,600 |
| Jun 1989 | $4.92 | $4.96 | $4.25 | $4.46 | -8.55% | 4,674,600 |
| May 1989 | $5.08 | $5.13 | $4.88 | $4.88 | -5.65% | 2,343,000 |
| Apr 1989 | $4.96 | $5.17 | $4.83 | $5.17 | +6.90% | 3,040,800 |
| Mar 1989 | $5.25 | $5.25 | $4.83 | $4.83 | -6.83% | 6,302,400 |
| Feb 1989 | $5.54 | $5.71 | $5.08 | $5.19 | -3.49% | 3,960,000 |
| Jan 1989 | $5.21 | $5.50 | $5.13 | $5.38 | +3.20% | 2,868,000 |
| Dec 1988 | $5.21 | $5.33 | $5.13 | $5.21 | -1.18% | 2,544,000 |
| Nov 1988 | $5.46 | $5.54 | $5.00 | $5.27 | -4.17% | 4,573,800 |
| Oct 1988 | $5.63 | $5.88 | $5.38 | $5.50 | -2.22% | 4,287,000 |
| Sep 1988 | $5.04 | $5.71 | $4.96 | $5.63 | +10.66% | 9,103,200 |
| Aug 1988 | $5.79 | $5.96 | $5.00 | $5.08 | -11.60% | 4,169,400 |
| Jul 1988 | $5.33 | $5.79 | $5.29 | $5.75 | +6.16% | 4,260,000 |
| Jun 1988 | $4.50 | $5.50 | $4.46 | $5.42 | +21.49% | 12,732,000 |
| May 1988 | $4.94 | $5.10 | $4.38 | $4.46 | -9.70% | 4,492,200 |
| Apr 1988 | $4.65 | $5.04 | $4.58 | $4.94 | +3.95% | 3,213,600 |
| Mar 1988 | $4.48 | $4.77 | $4.44 | $4.75 | +7.04% | 2,877,000 |
| Feb 1988 | $3.73 | $4.60 | $3.56 | $4.44 | +15.14% | 3,149,400 |
| Jan 1988 | $3.73 | $4.00 | $3.52 | $3.85 | +11.44% | 3,196,200 |
| Dec 1987 | $2.94 | $3.85 | $2.81 | $3.46 | +17.73% | 2,701,800 |
| Nov 1987 | $3.73 | $3.73 | $2.92 | $2.94 | -16.57% | 4,256,400 |
| Oct 1987 | $4.65 | $4.88 | $3.46 | $3.52 | -23.53% | 6,061,200 |
| Sep 1987 | $4.65 | $4.65 | $4.13 | $4.60 | 0.00% | 3,245,400 |
| Aug 1987 | $4.60 | $4.75 | $4.54 | $4.60 | -0.90% | 4,620,000 |
| Jul 1987 | $4.58 | $4.75 | $4.42 | $4.65 | -2.20% | 3,044,400 |
| Jun 1987 | $4.71 | $4.75 | $4.54 | $4.75 | +4.59% | 1,993,800 |
| May 1987 | $4.48 | $4.58 | $4.38 | $4.54 | +2.35% | 2,757,000 |
| Apr 1987 | $4.33 | $4.60 | $4.17 | $4.44 | +2.40% | 6,450,000 |
| Mar 1987 | $5.21 | $5.35 | $4.25 | $4.33 | -16.80% | 4,330,200 |
| Feb 1987 | $4.94 | $5.29 | $4.88 | $5.21 | +6.84% | 5,076,600 |
| Jan 1987 | $4.25 | $5.10 | $4.25 | $4.88 | +14.14% | 3,763,800 |
| Dec 1986 | $4.13 | $4.33 | $4.02 | $4.27 | +2.50% | 3,522,600 |
| Nov 1986 | $4.02 | $4.25 | $3.83 | $4.17 | +3.63% | 3,759,600 |
| Oct 1986 | $4.13 | $4.19 | $3.83 | $4.02 | -2.52% | 2,327,400 |
| Sep 1986 | $3.85 | $4.33 | $3.79 | $4.13 | +7.03% | 3,131,400 |
| Aug 1986 | $4.02 | $4.38 | $3.63 | $3.85 | -4.15% | 7,545,000 |
| Jul 1986 | $4.98 | $5.04 | $3.96 | $4.02 | -18.56% | 2,637,000 |
| Jun 1986 | $4.94 | $5.04 | $4.65 | $4.94 | -2.06% | 2,138,400 |
| May 1986 | $4.71 | $5.04 | $4.65 | $5.04 | +6.14% | 2,209,800 |
| Apr 1986 | $5.21 | $5.29 | $4.75 | $4.75 | -9.52% | 2,763,600 |
| Mar 1986 | $5.92 | $5.96 | $4.81 | $5.25 | -9.02% | 3,666,600 |
| Feb 1986 | $5.29 | $5.85 | $5.06 | $5.77 | +9.06% | 3,919,200 |
| Jan 1986 | $5.33 | $5.56 | $5.06 | $5.29 | -3.79% | 1,859,400 |
| Dec 1985 | $4.94 | $5.92 | $4.94 | $5.50 | +9.55% | 2,139,000 |
| Nov 1985 | $4.63 | $5.06 | $4.63 | $5.02 | +8.56% | 2,102,400 |
| Oct 1985 | $4.71 | $4.94 | $4.58 | $4.63 | 0.00% | 1,053,000 |
| Sep 1985 | $4.79 | $4.88 | $4.63 | $4.63 | -4.72% | 958,200 |
| Aug 1985 | $5.46 | $5.50 | $4.75 | $4.85 | -9.69% | 1,009,200 |
| Jul 1985 | $5.15 | $5.56 | $5.06 | $5.38 | +7.95% | 1,564,800 |
| Jun 1985 | $4.35 | $5.10 | $4.23 | $4.98 | +16.58% | 1,085,400 |
| May 1985 | $4.44 | $4.52 | $4.27 | $4.27 | -5.09% | 1,414,200 |
| Apr 1985 | $4.13 | $4.67 | $4.08 | $4.50 | -13.94% | 1,621,200 |
| Mar 1985 | $5.33 | $5.35 | $5.02 | $5.23 | -1.18% | 1,530,000 |
| Feb 1985 | $5.29 | $5.42 | $5.23 | $5.29 | -1.55% | 2,090,400 |
| Jan 1985 | $5.10 | $5.56 | $4.65 | $5.38 | +4.45% | 2,269,800 |
| Dec 1984 | $4.92 | $5.17 | $4.81 | $5.15 | +2.91% | 2,115,000 |
| Nov 1984 | $4.63 | $5.08 | $4.52 | $5.00 | +3.90% | 1,763,400 |
| Oct 1984 | $4.90 | $4.98 | $4.81 | $4.81 | -2.12% | 1,404,000 |
| Sep 1984 | $4.98 | $5.08 | $4.81 | $4.92 | -1.67% | 1,227,600 |
| Aug 1984 | $4.10 | $5.15 | $4.10 | $5.00 | +21.21% | 2,322,600 |
| Jul 1984 | $4.44 | $4.69 | $4.13 | $4.13 | -7.04% | 1,099,800 |
| Jun 1984 | $4.50 | $4.63 | $4.35 | $4.44 | +1.92% | 2,044,200 |
| May 1984 | $4.92 | $5.04 | $4.29 | $4.35 | -11.06% | 1,294,800 |
| Apr 1984 | $4.46 | $4.94 | $4.46 | $4.90 | +9.81% | 1,831,200 |
| Mar 1984 | $4.17 | $4.58 | $4.17 | $4.46 | +6.47% | 851,400 |
| Feb 1984 | $4.44 | $4.48 | $3.88 | $4.19 | -10.67% | 1,568,400 |
| Jan 1984 | $4.79 | $4.98 | $4.63 | $4.69 | -8.91% | 1,238,400 |
| Dec 1983 | $4.38 | $5.17 | $4.21 | $5.15 | +21.67% | 1,903,800 |
| Nov 1983 | $4.40 | $4.85 | $3.83 | $4.23 | -6.88% | 1,063,200 |
| Oct 1983 | $5.27 | $5.38 | $4.54 | $4.54 | -13.83% | 1,534,200 |
| Sep 1983 | $5.06 | $5.35 | $5.06 | $5.27 | +4.11% | 455,400 |
| Aug 1983 | $4.52 | $5.10 | $4.50 | $5.06 | +11.98% | 1,063,800 |
| Jul 1983 | $4.52 | $4.63 | $4.21 | $4.52 | 0.00% | 1,687,800 |
| Jun 1983 | $4.52 | $4.67 | $4.52 | $4.52 | 0.00% | 548,400 |
| May 1983 | $3.81 | $4.63 | $3.81 | $4.52 | +19.23% | 1,150,800 |
| Apr 1983 | $3.92 | $4.02 | $3.79 | $3.79 | +0.55% | 774,600 |
| Mar 1983 | $3.75 | $3.81 | $3.69 | $3.77 | -1.09% | 702,000 |
| Feb 1983 | $3.71 | $3.85 | $3.71 | $3.81 | +5.78% | 712,200 |
| Jan 1983 | $3.10 | $3.67 | $3.10 | $3.60 | +16.11% | 1,108,800 |
| Dec 1982 | $4.08 | $4.13 | $3.04 | $3.10 | -22.40% | 1,513,200 |
| Nov 1982 | $3.79 | $4.04 | $3.79 | $4.00 | +6.08% | 624,600 |
| Oct 1982 | $3.73 | $4.08 | $3.73 | $3.77 | +5.24% | 769,800 |
| Sep 1982 | $3.10 | $3.67 | $3.10 | $3.58 | +21.98% | 1,177,800 |
| Aug 1982 | $2.83 | $3.02 | $2.73 | $2.94 | +3.68% | 426,000 |
| Jul 1982 | $2.54 | $2.92 | $2.52 | $2.83 | +11.47% | 631,200 |
| Jun 1982 | $2.73 | $2.77 | $2.54 | $2.54 | -6.87% | 472,800 |
| May 1982 | $2.44 | $2.79 | $2.44 | $2.73 | +11.97% | 441,000 |
| Apr 1982 | $2.21 | $2.46 | $2.21 | $2.44 | +10.38% | 961,200 |
| Mar 1982 | $2.46 | $2.50 | $2.21 | $2.21 | -9.40% | 687,600 |
| Feb 1982 | $3.46 | $3.48 | $2.44 | $2.44 | -31.98% | 725,400 |
| Jan 1982 | $3.13 | $3.69 | $3.13 | $3.58 | +13.16% | 519,600 |
| Dec 1981 | $3.48 | $3.52 | $3.02 | $3.17 | -8.98% | 286,800 |
| Nov 1981 | $3.15 | $3.92 | $3.15 | $3.48 | +11.33% | 825,000 |
| Oct 1981 | $3.33 | $3.42 | $3.13 | $3.13 | -3.85% | 708,000 |
| Sep 1981 | $3.77 | $3.81 | $3.10 | $3.25 | -14.29% | 1,012,800 |
| Aug 1981 | $3.94 | $4.00 | $3.79 | $3.79 | -3.70% | 763,800 |
| Jul 1981 | $3.92 | $4.00 | $3.79 | $3.94 | -2.07% | 708,600 |
| Jun 1981 | $3.58 | $4.27 | $3.58 | $4.02 | +12.21% | 749,400 |
| May 1981 | $3.52 | $3.63 | $3.38 | $3.58 | +0.59% | 669,000 |
| Apr 1981 | $4.10 | $4.10 | $3.56 | $3.56 | -13.20% | 831,000 |
| Mar 1981 | $3.56 | $4.10 | $3.56 | $4.10 | +15.21% | 921,600 |
| Feb 1981 | $3.29 | $3.77 | $3.27 | $3.56 | +5.55% | 1,474,800 |
| Jan 1981 | $3.08 | $3.52 | $3.08 | $3.38 | +10.96% | 1,042,200 |
| Dec 1980 | $2.92 | $3.08 | $2.92 | $3.04 | +2.82% | 902,400 |
| Nov 1980 | $3.00 | $3.13 | $2.94 | $2.96 | -1.39% | 753,600 |
| Oct 1980 | $2.92 | $3.08 | $2.92 | $3.00 | +2.86% | 949,800 |
| Sep 1980 | $2.88 | $3.25 | $2.88 | $2.92 | +1.45% | 1,242,600 |
| Aug 1980 | $2.96 | $3.04 | $2.88 | $2.88 | -2.82% | 1,274,400 |
| Jul 1980 | $2.67 | $3.00 | $2.65 | $2.96 | +10.93% | 1,351,800 |
| Jun 1980 | $2.54 | $2.79 | $2.52 | $2.67 | +4.92% | 1,366,200 |
| May 1980 | $2.46 | $2.67 | $2.40 | $2.54 | +3.39% | 1,357,800 |
| Apr 1980 | $2.73 | $2.88 | $2.40 | $2.46 | -7.81% | 704,400 |
| Mar 1980 | $3.15 | $3.23 | $2.65 | $2.67 | -16.88% | 1,020,000 |
| Feb 1980 | $3.27 | $3.35 | $3.08 | $3.21 | -2.53% | 983,400 |
| Jan 1980 | $2.77 | $3.52 | $2.73 | $3.29 | +17.91% | 1,481,400 |
| Dec 1979 | $2.65 | $3.00 | $2.65 | $2.79 | +5.51% | 1,299,000 |
| Nov 1979 | $2.71 | $2.79 | $2.54 | $2.65 | -2.31% | 946,200 |
| Oct 1979 | $3.10 | $3.23 | $2.44 | $2.71 | -13.33% | 1,185,600 |
| Sep 1979 | $3.58 | $3.67 | $3.13 | $3.13 | -12.79% | 1,331,400 |
| Aug 1979 | $3.65 | $3.75 | $3.50 | $3.58 | -2.27% | 860,400 |
| Jul 1979 | $3.65 | $3.85 | $3.65 | $3.67 | +0.57% | 1,014,000 |
| Jun 1979 | $3.54 | $3.79 | $3.50 | $3.65 | +3.55% | 880,800 |
| May 1979 | $3.54 | $3.88 | $3.33 | $3.52 | -0.59% | 1,339,800 |
| Apr 1979 | $3.48 | $3.85 | $3.42 | $3.54 | +1.80% | 852,600 |
| Mar 1979 | $3.13 | $3.60 | $3.10 | $3.48 | +12.84% | 1,358,400 |
| Feb 1979 | $3.35 | $3.50 | $3.08 | $3.08 | -6.33% | 1,165,800 |
| Jan 1979 | $2.83 | $3.48 | $2.83 | $3.29 | +17.91% | 1,798,200 |
| Dec 1978 | $2.96 | $3.10 | $2.79 | $2.79 | -3.59% | 928,200 |
| Nov 1978 | $2.67 | $3.15 | $2.52 | $2.90 | +14.87% | 1,405,800 |
| Oct 1978 | $3.48 | $3.56 | $2.50 | $2.52 | -27.54% | 1,303,200 |
| Sep 1978 | $3.81 | $4.06 | $3.33 | $3.48 | -8.74% | 1,114,200 |
| Aug 1978 | $3.52 | $4.15 | $3.46 | $3.81 | +12.27% | 1,947,000 |
| Jul 1978 | $4.35 | $4.67 | $3.19 | $3.40 | -19.31% | 1,438,200 |
| Jun 1978 | $4.10 | $4.50 | $4.00 | $4.21 | +0.50% | 1,525,800 |
| May 1978 | $3.46 | $4.44 | $3.25 | $4.19 | +20.36% | 2,338,800 |
| Apr 1978 | $3.00 | $3.58 | $3.00 | $3.48 | +19.29% | 1,999,800 |
| Mar 1978 | $2.48 | $3.08 | $2.48 | $2.92 | +17.65% | 1,476,000 |
| Feb 1978 | $2.44 | $2.67 | $2.44 | $2.48 | +5.31% | 690,000 |
| Jan 1978 | $2.27 | $2.44 | $2.10 | $2.35 | +3.66% | 549,000 |
| Dec 1977 | $2.27 | $2.48 | $2.27 | $2.27 | 0.00% | 562,200 |
| Nov 1977 | $1.94 | $2.52 | $1.94 | $2.27 | +17.21% | 1,080,600 |
| Oct 1977 | $2.27 | $2.35 | $1.94 | $1.94 | -14.68% | 579,000 |
| Sep 1977 | $2.48 | $2.60 | $2.25 | $2.27 | -6.83% | 623,400 |
| Aug 1977 | $2.25 | $2.60 | $2.19 | $2.44 | +8.33% | 952,200 |
| Jul 1977 | $2.10 | $2.44 | $2.08 | $2.25 | +6.93% | 1,266,000 |
| Jun 1977 | $2.10 | $2.40 | $2.10 | $2.10 | 0.00% | 599,400 |
| May 1977 | $1.94 | $2.40 | $1.94 | $2.10 | +8.60% | 627,000 |
| Apr 1977 | $1.98 | $2.10 | $1.90 | $1.94 | -1.06% | 606,000 |
| Mar 1977 | $1.60 | $2.33 | $1.60 | $1.96 | +25.32% | 1,665,600 |
| Feb 1977 | $1.52 | $1.75 | $1.44 | $1.56 | +2.74% | 365,400 |
| Jan 1977 | $1.75 | $1.81 | $1.52 | $1.52 | -13.09% | 451,200 |
| Dec 1976 | $1.38 | $1.90 | $1.33 | $1.75 | +31.25% | 555,600 |
| Nov 1976 | $1.44 | $1.52 | $1.31 | $1.33 | -7.25% | 210,000 |
| Oct 1976 | $1.44 | $1.60 | $1.40 | $1.44 | -5.48% | 358,800 |
| Sep 1976 | $1.44 | $1.65 | $1.31 | $1.52 | +5.80% | 427,200 |
| Aug 1976 | $1.44 | $1.65 | $1.40 | $1.44 | 0.00% | 351,000 |
| Jul 1976 | $1.42 | $1.65 | $1.42 | $1.44 | +1.47% | 320,400 |
| Jun 1976 | $1.31 | $1.52 | $1.27 | $1.42 | +6.26% | 271,200 |
| May 1976 | $1.44 | $1.52 | $1.33 | $1.33 | -7.25% | 178,800 |
| Apr 1976 | $1.48 | $1.65 | $1.40 | $1.44 | -5.48% | 420,000 |
| Mar 1976 | $1.40 | $1.60 | $1.23 | $1.52 | +8.96% | 706,800 |
| Feb 1976 | $0.8958 | $1.56 | $0.8958 | $1.40 | +55.81% | 852,600 |
| Jan 1976 | $0.7083 | $0.9792 | $0.7083 | $0.8958 | +38.71% | 460,200 |
| Dec 1975 | $0.625 | $0.7708 | $0.5625 | $0.6458 | +3.33% | 337,200 |
| Nov 1975 | $0.6458 | $0.7708 | $0.625 | $0.625 | -3.23% | 187,800 |
| Oct 1975 | $0.8542 | $0.8958 | $0.6458 | $0.6458 | -22.50% | 151,800 |
| Sep 1975 | $0.6667 | $0.8958 | $0.6667 | $0.8333 | +25.00% | 232,200 |
| Aug 1975 | $0.75 | $0.8542 | $0.6458 | $0.6667 | -11.11% | 192,000 |
| Jul 1975 | $0.8333 | $0.8958 | $0.75 | $0.75 | -10.00% | 217,800 |
| Jun 1975 | $0.7917 | $0.8958 | $0.6875 | $0.8333 | +5.26% | 231,600 |
| May 1975 | $0.8542 | $0.9792 | $0.7917 | $0.7917 | -7.32% | 209,400 |
| Apr 1975 | $0.7708 | $0.9167 | $0.7292 | $0.8542 | +7.89% | 216,600 |
| Mar 1975 | $0.8542 | $0.9792 | $0.7917 | $0.7917 | -7.32% | 327,600 |
| Feb 1975 | $0.8542 | $1.02 | $0.8333 | $0.8542 | 0.00% | 204,000 |
| Jan 1975 | $0.8958 | $1.00 | $0.8333 | $0.8542 | -4.65% | 132,600 |
| Dec 1974 | $0.8333 | $1.00 | $0.625 | $0.8958 | +7.50% | 239,400 |
| Nov 1974 | $1.06 | $1.13 | $0.8333 | $0.8333 | -21.57% | 184,800 |
| Oct 1974 | $1.04 | $1.44 | $1.04 | $1.06 | +4.09% | 399,000 |
| Sep 1974 | $1.13 | $1.25 | $1.00 | $1.02 | -9.26% | 146,400 |
| Aug 1974 | $1.33 | $1.48 | $1.13 | $1.13 | -15.62% | 163,800 |
| Jul 1974 | $1.44 | $1.56 | $1.10 | $1.33 | -9.86% | 309,000 |
| Jun 1974 | $1.67 | $1.75 | $1.48 | $1.48 | -11.24% | 145,200 |
| May 1974 | $1.58 | $1.83 | $1.58 | $1.67 | +12.67% | 389,400 |
| Apr 1974 | $1.44 | $1.58 | $1.40 | $1.48 | 0.00% | 169,200 |
| Mar 1974 | $1.56 | $1.90 | $1.48 | $1.48 | -6.58% | 326,400 |
| Feb 1974 | $1.69 | $1.79 | $1.58 | $1.58 | -7.31% | 170,400 |
| Jan 1974 | $1.33 | $1.85 | $1.33 | $1.71 | +30.16% | 439,800 |
| Dec 1973 | $1.25 | $1.44 | $1.17 | $1.31 | -1.56% | 281,400 |
| Nov 1973 | $2.21 | $2.29 | $1.33 | $1.33 | -38.46% | 533,400 |
| Oct 1973 | $1.73 | $2.58 | $1.73 | $2.17 | +31.64% | 1,267,200 |
| Sep 1973 | $1.38 | $1.81 | $1.33 | $1.65 | +29.51% | 398,400 |
| Aug 1973 | $1.56 | $1.65 | $1.23 | $1.27 | -19.74% | 183,000 |
| Jul 1973 | $1.23 | $1.65 | $1.23 | $1.58 | +28.82% | 181,800 |
| Jun 1973 | $1.29 | $1.46 | $1.23 | $1.23 | -4.84% | 204,000 |
| May 1973 | $1.54 | $1.73 | $1.29 | $1.29 | – | 438,000 |
Seasonality
PNR 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 | 3.0% | -2.4% | -1.8% | 0.1% | 0.3% | 1.2% | 4.5% | -1.1% | -0.6% | 3.8% | 5.0% | -0.6% |
| Months up | 8 of 10 | 4 of 10 | 4 of 10 | 5 of 10 | 5 of 10 | 5 of 10 | 7 of 10 | 5 of 10 | 5 of 10 | 7 of 10 | 7 of 9 | 3 of 9 |
| 2026 | 1.4% | -5.9% | -12.2% | -7.1% | -12.2% | 8.2% | -14.3% | -7.6% | -12.4% | 25.0% | ||
| 2025 | 3.3% | -9.1% | -7.1% | 4.0% | 9.3% | 3.5% | -0.2% | 5.2% | 3.0% | -3.8% | -1.0% | -1.0% |
| 2024 | 1.0% | 6.3% | 9.8% | -7.2% | 2.9% | -5.8% | 14.9% | 0.9% | 10.3% | 1.6% | 10.0% | -7.7% |
| 2023 | 23.7% | 1.0% | -1.2% | 5.5% | -4.5% | 16.5% | 7.9% | 1.1% | -7.8% | -9.9% | 11.0% | 12.7% |
| 2022 | -12.5% | -9.1% | -6.4% | -6.0% | -1.1% | -8.8% | 7.3% | -9.0% | -8.7% | 6.3% | 6.6% | -1.7% |
| 2021 | 2.9% | 2.7% | 11.4% | 3.8% | 6.9% | -2.1% | 9.5% | 4.7% | -5.9% | 2.1% | -0.4% | -0.9% |
| 2020 | -6.0% | -8.2% | -24.4% | 16.9% | 13.2% | -2.9% | 13.3% | 5.3% | 1.4% | 9.1% | 4.1% | 2.5% |
| 2019 | 9.5% | 3.3% | 4.6% | -12.0% | -10.7% | 6.8% | 4.8% | -7.4% | 5.2% | 10.2% | 6.9% | 3.4% |
| 2018 | 1.7% | -3.9% | -0.8% | -0.7% | -3.4% | -3.6% | 6.5% | -2.6% | -0.3% | -7.0% | 6.4% | -11.5% |
| 2017 | 5.2% | -1.0% | 8.1% | 3.3% | 2.7% | 0.5% | -4.7% | -1.6% | 9.5% | 4.2% | 1.0% | -0.8% |