Waters Corp (WAT) stock
WATNYSELaboratory Analytical InstrumentsFiscal year ends December 31
Financials through Q2 FY2026, quarter ended Jul 4, 2026Last filing: 10-Q on Aug 11, 2026Score 9/30431% above fair value
$462.72−17.35 (-3.61%)
Close on Oct 30, 2026Market cap $45.46BP/E 115.4Yield –
Price history
Waters share prices for every month, newest first. Adjusted for stock splits, not for dividends.
Close, Oct 30, 2026
$462.72
-3.61% on the day
52-week range
$282.77 – $482.28
-4.1% from the high
Change over 52 weeks
+34.9%
From $342.90 on Oct 30, 2025
Average volume
832,397
Shares a day, last 90 sessions
| Month | Open | High | Low | Close | Change | Volume |
|---|---|---|---|---|---|---|
| Oct 2026 | $437.21 | $482.28 | $421.61 | $462.72 | +5.31% | 20,405,323 |
| Sep 2026 | $415.31 | $448.21 | $392.95 | $439.39 | +5.97% | 14,294,692 |
| Aug 2026 | $381.35 | $426.22 | $373.53 | $414.63 | +9.89% | 17,362,960 |
| Jul 2026 | $374.89 | $391.87 | $345.21 | $377.31 | +0.61% | 17,422,410 |
| Jun 2026 | $382.79 | $384.99 | $351.77 | $375.04 | -2.22% | 20,878,669 |
| May 2026 | $310.80 | $385.29 | $298.91 | $383.57 | +24.04% | 24,514,928 |
| Apr 2026 | $301.93 | $346.78 | $287.19 | $309.23 | +3.84% | 18,760,599 |
| Mar 2026 | $313.11 | $323.29 | $282.77 | $297.80 | -6.76% | 24,605,610 |
| Feb 2026 | $368.23 | $389.82 | $305.35 | $319.38 | -13.85% | 32,710,085 |
| Jan 2026 | $379.15 | $408.67 | $367.12 | $370.72 | -2.40% | 10,000,308 |
| Dec 2025 | $402.28 | $404.32 | $372.17 | $379.83 | -5.85% | 11,633,258 |
| Nov 2025 | $345.58 | $414.15 | $341.07 | $403.42 | +15.39% | 12,500,927 |
| Oct 2025 | $300.66 | $364.99 | $299.63 | $349.60 | +16.61% | 15,278,246 |
| Sep 2025 | $299.33 | $311.44 | $284.52 | $299.81 | -0.66% | 14,729,585 |
| Aug 2025 | $286.15 | $304.44 | $275.05 | $301.80 | +4.52% | 14,985,217 |
| Jul 2025 | $347.82 | $366.68 | $279.62 | $288.76 | -17.27% | 23,597,550 |
| Jun 2025 | $345.66 | $358.90 | $334.00 | $349.04 | -0.06% | 9,446,948 |
| May 2025 | $343.94 | $368.02 | $328.79 | $349.24 | +0.43% | 12,300,666 |
| Apr 2025 | $367.39 | $367.80 | $297.14 | $347.73 | -5.65% | 13,034,667 |
| Mar 2025 | $378.81 | $399.99 | $355.00 | $368.57 | -2.32% | 10,143,603 |
| Feb 2025 | $407.71 | $417.10 | $362.71 | $377.34 | -9.18% | 9,667,926 |
| Jan 2025 | $373.06 | $423.56 | $365.98 | $415.48 | +12.00% | 8,541,307 |
| Dec 2024 | $383.28 | $397.02 | $354.37 | $370.98 | -3.57% | 9,286,113 |
| Nov 2024 | $375.00 | $395.44 | $340.62 | $384.72 | +19.07% | 12,913,748 |
| Oct 2024 | $360.08 | $364.60 | $321.32 | $323.11 | -10.22% | 8,771,153 |
| Sep 2024 | $342.66 | $363.55 | $314.84 | $359.89 | +3.91% | 7,489,035 |
| Aug 2024 | $340.28 | $353.04 | $320.79 | $346.35 | +2.99% | 7,230,940 |
| Jul 2024 | $291.94 | $354.97 | $279.24 | $336.28 | +15.91% | 9,346,265 |
| Jun 2024 | $307.78 | $316.85 | $283.59 | $290.12 | -6.08% | 10,292,411 |
| May 2024 | $309.73 | $367.21 | $299.02 | $308.90 | -0.05% | 12,160,335 |
| Apr 2024 | $345.15 | $346.54 | $288.94 | $309.04 | -10.22% | 8,302,353 |
| Mar 2024 | $336.81 | $363.80 | $330.82 | $344.23 | +2.02% | 8,223,075 |
| Feb 2024 | $319.17 | $344.17 | $307.20 | $337.42 | +6.20% | 8,931,952 |
| Jan 2024 | $327.57 | $334.87 | $293.46 | $317.71 | -3.50% | 8,361,983 |
| Dec 2023 | $279.75 | $335.40 | $278.01 | $329.23 | +17.33% | 8,879,790 |
| Nov 2023 | $237.32 | $282.65 | $234.04 | $280.61 | +17.64% | 12,424,723 |
| Oct 2023 | $273.36 | $273.36 | $231.90 | $238.53 | -13.01% | 11,934,529 |
| Sep 2023 | $284.38 | $295.95 | $256.06 | $274.21 | -2.35% | 8,884,910 |
| Aug 2023 | $275.41 | $300.77 | $265.23 | $280.80 | +1.66% | 11,769,762 |
| Jul 2023 | $266.48 | $294.32 | $257.74 | $276.21 | +3.63% | 11,091,214 |
| Jun 2023 | $252.86 | $274.27 | $248.18 | $266.54 | +6.10% | 12,377,110 |
| May 2023 | $302.52 | $303.44 | $248.60 | $251.22 | -16.36% | 15,019,734 |
| Apr 2023 | $307.47 | $313.25 | $288.43 | $300.36 | -2.99% | 7,473,433 |
| Mar 2023 | $308.70 | $331.48 | $291.95 | $309.63 | -0.41% | 9,030,474 |
| Feb 2023 | $329.95 | $346.99 | $308.91 | $310.89 | -5.38% | 7,119,764 |
| Jan 2023 | $345.00 | $350.97 | $311.46 | $328.58 | -4.09% | 6,895,359 |
| Dec 2022 | $349.41 | $353.71 | $334.06 | $342.58 | -1.16% | 6,394,154 |
| Nov 2022 | $303.86 | $347.75 | $287.56 | $346.60 | +15.85% | 7,331,657 |
| Oct 2022 | $271.97 | $306.42 | $265.61 | $299.17 | +11.00% | 7,892,056 |
| Sep 2022 | $298.96 | $316.80 | $269.37 | $269.53 | -9.74% | 7,983,651 |
| Aug 2022 | $362.40 | $369.00 | $295.28 | $298.60 | -17.97% | 7,881,595 |
| Jul 2022 | $331.79 | $365.00 | $318.82 | $364.03 | +9.99% | 6,792,132 |
| Jun 2022 | $329.59 | $344.15 | $305.01 | $330.98 | +0.92% | 8,557,145 |
| May 2022 | $301.18 | $344.12 | $296.56 | $327.95 | +8.23% | 9,721,696 |
| Apr 2022 | $312.20 | $317.05 | $288.32 | $303.02 | -2.37% | 8,107,535 |
| Mar 2022 | $316.05 | $342.10 | $307.11 | $310.39 | -2.00% | 8,368,449 |
| Feb 2022 | $332.50 | $338.48 | $297.65 | $316.73 | -1.06% | 7,155,387 |
| Jan 2022 | $372.24 | $372.24 | $304.07 | $320.12 | -14.08% | 8,405,362 |
| Dec 2021 | $328.89 | $375.24 | $324.35 | $372.60 | +13.57% | 8,216,566 |
| Nov 2021 | $367.71 | $369.95 | $327.23 | $328.07 | -10.74% | 7,571,894 |
| Oct 2021 | $358.78 | $370.80 | $333.91 | $367.55 | +2.87% | 7,469,448 |
| Sep 2021 | $412.79 | $428.22 | $356.69 | $357.30 | -13.70% | 7,895,061 |
| Aug 2021 | $390.88 | $415.92 | $373.21 | $414.02 | +6.21% | 5,912,525 |
| Jul 2021 | $346.00 | $394.02 | $343.15 | $389.81 | +12.79% | 7,264,727 |
| Jun 2021 | $323.03 | $349.07 | $311.37 | $345.61 | +7.25% | 10,676,057 |
| May 2021 | $302.26 | $326.85 | $296.40 | $322.25 | +7.46% | 8,120,446 |
| Apr 2021 | $284.56 | $309.65 | $279.69 | $299.87 | +5.52% | 8,032,274 |
| Mar 2021 | $275.83 | $287.65 | $258.91 | $284.17 | +3.76% | 8,230,856 |
| Feb 2021 | $266.55 | $299.06 | $266.35 | $273.88 | +3.48% | 7,417,218 |
| Jan 2021 | $247.39 | $276.76 | $244.77 | $264.67 | +6.97% | 6,732,575 |
| Dec 2020 | $234.94 | $252.67 | $230.05 | $247.42 | +6.64% | 7,262,095 |
| Nov 2020 | $225.12 | $235.46 | $212.85 | $232.01 | +4.12% | 9,422,618 |
| Oct 2020 | $197.25 | $229.92 | $192.54 | $222.82 | +13.87% | 9,174,152 |
| Sep 2020 | $216.36 | $218.48 | $187.31 | $195.68 | -9.52% | 8,330,363 |
| Aug 2020 | $214.18 | $219.89 | $208.40 | $216.26 | +1.46% | 8,927,545 |
| Jul 2020 | $180.47 | $239.74 | $179.76 | $213.15 | +18.15% | 14,433,106 |
| Jun 2020 | $199.43 | $210.90 | $171.38 | $180.40 | -9.73% | 16,695,464 |
| May 2020 | $184.39 | $201.38 | $175.83 | $199.85 | +6.87% | 11,292,617 |
| Apr 2020 | $176.58 | $199.68 | $173.00 | $187.00 | +2.72% | 10,980,008 |
| Mar 2020 | $195.28 | $208.69 | $154.39 | $182.05 | -6.59% | 15,512,892 |
| Feb 2020 | $227.15 | $229.09 | $189.12 | $194.89 | -12.91% | 11,049,087 |
| Jan 2020 | $234.93 | $245.68 | $217.57 | $223.79 | -4.22% | 10,137,493 |
| Dec 2019 | $222.45 | $236.37 | $219.74 | $233.65 | +5.21% | 9,191,365 |
| Nov 2019 | $213.84 | $224.78 | $207.68 | $222.07 | +4.94% | 7,741,959 |
| Oct 2019 | $224.43 | $227.99 | $204.58 | $211.62 | -5.20% | 13,424,579 |
| Sep 2019 | $210.42 | $237.51 | $209.32 | $223.23 | +5.35% | 11,667,550 |
| Aug 2019 | $211.22 | $214.26 | $199.87 | $211.89 | +0.63% | 10,699,386 |
| Jul 2019 | $218.61 | $222.68 | $207.95 | $210.56 | -2.17% | 13,279,324 |
| Jun 2019 | $201.02 | $215.34 | $199.11 | $215.24 | +7.24% | 12,380,808 |
| May 2019 | $213.15 | $220.68 | $200.23 | $200.71 | -6.01% | 12,351,326 |
| Apr 2019 | $253.31 | $255.21 | $199.31 | $213.54 | -15.16% | 15,025,235 |
| Mar 2019 | $244.42 | $252.24 | $236.53 | $251.71 | +3.92% | 11,031,124 |
| Feb 2019 | $231.62 | $242.53 | $228.06 | $242.22 | +4.76% | 10,581,093 |
| Jan 2019 | $186.08 | $232.33 | $174.95 | $231.22 | +22.57% | 16,067,697 |
| Dec 2018 | $199.61 | $202.65 | $173.41 | $188.65 | -5.00% | 10,703,999 |
| Nov 2018 | $190.10 | $204.64 | $189.31 | $198.58 | +4.69% | 11,108,475 |
| Oct 2018 | $195.76 | $195.98 | $167.94 | $189.69 | -2.56% | 18,501,723 |
| Sep 2018 | $188.43 | $199.66 | $186.76 | $194.68 | +2.74% | 9,057,843 |
| Aug 2018 | $196.40 | $197.64 | $184.81 | $189.48 | -3.95% | 9,427,209 |
| Jul 2018 | $192.25 | $202.79 | $190.73 | $197.27 | +1.90% | 11,942,095 |
| Jun 2018 | $194.11 | $210.02 | $190.35 | $193.59 | +0.50% | 14,549,189 |
| May 2018 | $188.36 | $197.73 | $187.28 | $192.62 | +2.23% | 12,443,261 |
| Apr 2018 | $198.81 | $211.78 | $188.36 | $188.41 | -5.15% | 12,781,230 |
| Mar 2018 | $204.81 | $215.34 | $196.20 | $198.65 | -2.93% | 9,864,162 |
| Feb 2018 | $214.16 | $218.66 | $187.66 | $204.64 | -5.09% | 9,640,673 |
| Jan 2018 | $194.12 | $220.20 | $193.60 | $215.61 | +11.61% | 11,243,635 |
| Dec 2017 | $197.45 | $201.95 | $192.48 | $193.19 | -2.02% | 8,170,497 |
| Nov 2017 | $197.30 | $200.71 | $191.84 | $197.17 | +0.57% | 7,587,262 |
| Oct 2017 | $179.71 | $199.78 | $179.27 | $196.05 | +9.21% | 12,153,725 |
| Sep 2017 | $183.66 | $190.39 | $177.58 | $179.52 | -2.16% | 9,166,687 |
| Aug 2017 | $173.91 | $183.90 | $173.91 | $183.48 | +5.79% | 9,410,845 |
| Jul 2017 | $184.98 | $185.98 | $171.32 | $173.44 | -5.66% | 11,067,168 |
| Jun 2017 | $180.55 | $187.65 | $179.18 | $183.84 | +2.35% | 9,857,877 |
| May 2017 | $171.48 | $181.03 | $169.34 | $179.62 | +5.73% | 10,733,767 |
| Apr 2017 | $156.39 | $174.68 | $154.15 | $169.89 | +8.69% | 10,530,960 |
| Mar 2017 | $156.12 | $158.81 | $152.05 | $156.31 | +0.85% | 9,821,872 |
| Feb 2017 | $142.04 | $157.72 | $141.46 | $154.99 | +9.42% | 9,770,435 |
| Jan 2017 | $135.05 | $149.75 | $134.68 | $141.65 | +5.40% | 18,354,203 |
| Dec 2016 | $134.44 | $141.93 | $133.35 | $134.39 | -0.13% | 10,885,903 |
| Nov 2016 | $139.15 | $145.27 | $133.90 | $134.57 | -3.28% | 13,289,762 |
| Oct 2016 | $157.35 | $160.00 | $136.61 | $139.14 | -12.21% | 14,406,145 |
| Sep 2016 | $157.42 | $160.26 | $150.08 | $158.49 | +0.75% | 10,069,300 |
| Aug 2016 | $158.90 | $162.53 | $155.95 | $157.31 | -1.02% | 10,025,300 |
| Jul 2016 | $140.58 | $159.46 | $140.50 | $158.93 | +13.00% | 9,093,900 |
| Jun 2016 | $137.08 | $140.75 | $131.35 | $140.65 | +2.25% | 9,302,700 |
| May 2016 | $130.88 | $138.32 | $129.69 | $137.55 | +5.68% | 9,847,700 |
| Apr 2016 | $130.91 | $138.92 | $128.90 | $130.16 | -1.33% | 13,514,600 |
| Mar 2016 | $121.09 | $132.87 | $120.52 | $131.92 | +9.65% | 11,003,000 |
| Feb 2016 | $121.68 | $123.27 | $112.00 | $120.31 | -0.74% | 9,347,600 |
| Jan 2016 | $132.56 | $133.02 | $115.71 | $121.21 | -9.93% | 13,385,900 |
| Dec 2015 | $133.33 | $136.95 | $126.88 | $134.58 | +1.33% | 9,481,700 |
| Nov 2015 | $128.21 | $134.83 | $127.54 | $132.82 | +3.93% | 10,014,400 |
| Oct 2015 | $118.13 | $129.93 | $115.21 | $127.80 | +8.11% | 10,392,000 |
| Sep 2015 | $119.11 | $125.96 | $113.98 | $118.21 | -2.61% | 10,255,900 |
| Aug 2015 | $133.42 | $136.17 | $115.32 | $121.38 | -9.07% | 10,745,400 |
| Jul 2015 | $129.28 | $134.39 | $125.03 | $133.49 | +3.98% | 10,107,000 |
| Jun 2015 | $134.04 | $137.39 | $127.72 | $128.38 | -3.92% | 10,319,400 |
| May 2015 | $125.99 | $135.90 | $125.34 | $133.62 | +6.73% | 10,314,700 |
| Apr 2015 | $124.02 | $129.41 | $120.79 | $125.19 | +0.70% | 8,704,300 |
| Mar 2015 | $120.17 | $125.86 | $116.83 | $124.32 | +3.27% | 8,706,600 |
| Feb 2015 | $119.00 | $122.25 | $117.16 | $120.38 | +1.12% | 6,339,300 |
| Jan 2015 | $113.57 | $122.80 | $111.77 | $119.05 | +5.62% | 9,727,500 |
| Dec 2014 | $115.45 | $117.57 | $110.85 | $112.72 | -2.74% | 8,961,100 |
| Nov 2014 | $111.00 | $117.71 | $110.70 | $115.90 | +4.60% | 8,390,700 |
| Oct 2014 | $99.30 | $112.40 | $93.56 | $110.80 | +11.78% | 17,185,600 |
| Sep 2014 | $103.48 | $104.60 | $99.08 | $99.12 | -4.17% | 9,711,000 |
| Aug 2014 | $103.21 | $105.13 | $102.08 | $103.43 | -0.01% | 7,564,800 |
| Jul 2014 | $104.93 | $108.89 | $99.16 | $103.44 | -0.96% | 10,705,000 |
| Jun 2014 | $100.23 | $107.40 | $100.11 | $104.44 | +4.27% | 10,180,100 |
| May 2014 | $98.18 | $105.67 | $97.86 | $100.16 | +1.64% | 16,323,200 |
| Apr 2014 | $108.86 | $114.36 | $97.90 | $98.54 | -9.10% | 13,761,900 |
| Mar 2014 | $110.70 | $114.59 | $106.77 | $108.41 | -2.68% | 9,454,400 |
| Feb 2014 | $108.45 | $115.06 | $104.41 | $111.40 | +2.89% | 10,303,100 |
| Jan 2014 | $100.00 | $111.00 | $97.90 | $108.27 | +8.27% | 15,139,500 |
| Dec 2013 | $99.57 | $100.85 | $94.50 | $100.00 | +0.47% | 10,052,200 |
| Nov 2013 | $100.85 | $102.35 | $98.34 | $99.53 | -1.38% | 6,627,500 |
| Oct 2013 | $106.58 | $107.13 | $98.54 | $100.92 | -4.98% | 12,846,700 |
| Sep 2013 | $100.21 | $108.89 | $99.41 | $106.21 | +7.45% | 7,597,200 |
| Aug 2013 | $101.93 | $103.95 | $97.53 | $98.85 | -2.07% | 8,051,600 |
| Jul 2013 | $100.55 | $106.00 | $97.85 | $100.94 | +0.89% | 11,584,900 |
| Jun 2013 | $97.09 | $102.69 | $95.45 | $100.05 | +3.45% | 9,505,600 |
| May 2013 | $92.29 | $99.66 | $92.04 | $96.71 | +4.66% | 11,251,500 |
| Apr 2013 | $93.85 | $96.25 | $87.85 | $92.40 | -1.61% | 11,832,100 |
| Mar 2013 | $92.32 | $95.41 | $91.56 | $93.91 | +1.28% | 6,635,400 |
| Feb 2013 | $92.50 | $93.67 | $89.74 | $92.72 | +1.26% | 7,675,400 |
| Jan 2013 | $88.96 | $93.75 | $85.01 | $91.57 | +5.11% | 11,638,500 |
| Dec 2012 | $84.73 | $89.51 | $83.59 | $87.12 | +3.04% | 9,552,300 |
| Nov 2012 | $82.00 | $86.00 | $80.04 | $84.55 | +3.35% | 9,419,600 |
| Oct 2012 | $83.65 | $85.18 | $78.33 | $81.81 | -1.82% | 9,963,800 |
| Sep 2012 | $80.06 | $85.92 | $78.80 | $83.33 | +3.92% | 11,106,500 |
| Aug 2012 | $77.81 | $80.65 | $74.36 | $80.19 | +3.50% | 16,601,300 |
| Jul 2012 | $79.47 | $80.34 | $74.12 | $77.48 | -2.50% | 16,660,600 |
| Jun 2012 | $78.33 | $83.11 | $75.23 | $79.47 | -0.39% | 19,409,400 |
| May 2012 | $83.94 | $85.28 | $79.44 | $79.78 | -5.15% | 20,391,600 |
| Apr 2012 | $92.69 | $94.47 | $78.00 | $84.11 | -9.23% | 17,591,400 |
| Mar 2012 | $89.58 | $94.42 | $87.03 | $92.66 | +3.42% | 13,759,700 |
| Feb 2012 | $87.10 | $91.09 | $86.73 | $89.60 | +3.50% | 13,799,700 |
| Jan 2012 | $76.06 | $88.54 | $72.98 | $86.57 | +16.91% | 25,611,800 |
| Dec 2011 | $79.67 | $81.99 | $70.88 | $74.05 | -7.44% | 14,285,800 |
| Nov 2011 | $77.72 | $81.59 | $72.06 | $80.00 | -0.15% | 14,404,500 |
| Oct 2011 | $75.00 | $83.68 | $72.43 | $80.12 | +6.13% | 26,521,600 |
| Sep 2011 | $80.08 | $84.51 | $73.07 | $75.49 | -5.48% | 24,258,500 |
| Aug 2011 | $88.64 | $88.65 | $71.12 | $79.87 | -9.13% | 32,640,500 |
| Jul 2011 | $95.98 | $99.37 | $85.82 | $87.89 | -8.20% | 17,915,000 |
| Jun 2011 | $98.17 | $98.35 | $90.59 | $95.74 | -2.86% | 13,945,400 |
| May 2011 | $98.62 | $99.94 | $94.86 | $98.56 | +0.57% | 13,697,400 |
| Apr 2011 | $87.69 | $100.00 | $85.30 | $98.00 | +12.77% | 12,668,500 |
| Mar 2011 | $83.32 | $87.57 | $79.16 | $86.90 | +4.64% | 16,309,700 |
| Feb 2011 | $76.96 | $83.79 | $74.15 | $83.05 | +8.72% | 16,821,000 |
| Jan 2011 | $78.30 | $79.29 | $74.27 | $76.39 | -1.70% | 14,915,200 |
| Dec 2010 | $78.06 | $81.00 | $77.52 | $77.71 | +1.09% | 13,283,200 |
| Nov 2010 | $74.61 | $78.91 | $74.24 | $76.87 | +3.70% | 14,306,900 |
| Oct 2010 | $71.39 | $74.62 | $69.59 | $74.13 | +4.73% | 13,434,600 |
| Sep 2010 | $61.38 | $72.26 | $61.14 | $70.78 | +16.95% | 14,768,200 |
| Aug 2010 | $64.80 | $67.01 | $60.01 | $60.52 | -5.67% | 18,823,700 |
| Jul 2010 | $64.72 | $67.50 | $61.99 | $64.16 | -0.83% | 20,834,900 |
| Jun 2010 | $67.86 | $72.99 | $64.60 | $64.70 | -5.46% | 23,799,100 |
| May 2010 | $72.00 | $72.98 | $62.02 | $68.44 | -4.93% | 28,478,800 |
| Apr 2010 | $67.73 | $73.78 | $66.30 | $71.99 | +6.59% | 20,001,000 |
| Mar 2010 | $59.97 | $68.33 | $59.92 | $67.54 | +13.21% | 23,068,400 |
| Feb 2010 | $57.22 | $61.54 | $55.97 | $59.66 | +4.70% | 18,108,300 |
| Jan 2010 | $62.50 | $62.90 | $56.97 | $56.98 | -8.04% | 18,567,900 |
| Dec 2009 | $59.24 | $63.09 | $58.62 | $61.96 | +5.41% | 14,055,100 |
| Nov 2009 | $57.43 | $61.45 | $57.08 | $58.78 | +2.35% | 20,037,700 |
| Oct 2009 | $55.81 | $59.07 | $53.50 | $57.43 | +2.81% | 24,021,600 |
| Sep 2009 | $50.21 | $57.32 | $49.34 | $55.86 | +11.10% | 17,956,800 |
| Aug 2009 | $50.59 | $52.95 | $49.44 | $50.28 | +0.06% | 14,657,100 |
| Jul 2009 | $51.74 | $53.32 | $47.57 | $50.25 | -2.37% | 20,220,300 |
| Jun 2009 | $43.75 | $51.72 | $43.61 | $51.47 | +18.81% | 25,300,400 |
| May 2009 | $44.46 | $46.12 | $42.35 | $43.32 | -1.92% | 20,637,300 |
| Apr 2009 | $36.55 | $45.83 | $34.23 | $44.17 | +19.54% | 34,173,000 |
| Mar 2009 | $34.95 | $38.78 | $30.00 | $36.95 | +4.91% | 42,101,100 |
| Feb 2009 | $35.66 | $41.96 | $34.69 | $35.22 | -2.63% | 27,520,500 |
| Jan 2009 | $36.70 | $39.30 | $35.39 | $36.17 | -1.31% | 31,214,800 |
| Dec 2008 | $40.29 | $42.69 | $32.21 | $36.65 | -11.11% | 35,397,300 |
| Nov 2008 | $43.79 | $46.77 | $33.94 | $41.23 | -5.87% | 26,551,200 |
| Oct 2008 | $57.91 | $58.61 | $37.00 | $43.80 | -24.72% | 39,139,200 |
| Sep 2008 | $68.59 | $70.53 | $53.10 | $58.18 | -14.75% | 27,435,100 |
| Aug 2008 | $67.72 | $71.00 | $66.15 | $68.25 | +0.46% | 13,928,200 |
| Jul 2008 | $64.13 | $70.31 | $62.07 | $67.94 | +5.33% | 26,609,800 |
| Jun 2008 | $61.59 | $65.34 | $59.30 | $64.50 | +4.84% | 19,285,200 |
| May 2008 | $61.85 | $64.75 | $61.00 | $61.52 | +0.10% | 17,196,300 |
| Apr 2008 | $56.00 | $62.42 | $52.05 | $61.46 | +10.34% | 29,777,600 |
| Mar 2008 | $59.50 | $61.54 | $51.92 | $55.70 | -6.56% | 31,574,900 |
| Feb 2008 | $57.57 | $62.46 | $56.75 | $59.61 | +4.03% | 24,522,900 |
| Jan 2008 | $78.61 | $81.84 | $54.32 | $57.30 | -27.53% | 42,233,600 |
| Dec 2007 | $78.00 | $81.53 | $76.55 | $79.07 | +1.32% | 13,915,700 |
| Nov 2007 | $76.47 | $78.48 | $72.05 | $78.04 | +1.38% | 16,592,400 |
| Oct 2007 | $67.46 | $77.04 | $66.00 | $76.98 | +15.03% | 17,031,500 |
| Sep 2007 | $61.75 | $68.69 | $61.43 | $66.92 | +8.69% | 12,159,600 |
| Aug 2007 | $58.10 | $64.50 | $57.12 | $61.57 | +5.68% | 17,965,200 |
| Jul 2007 | $59.36 | $63.38 | $57.54 | $58.26 | -1.85% | 18,290,400 |
| Jun 2007 | $60.30 | $61.75 | $58.76 | $59.36 | -1.56% | 17,909,900 |
| May 2007 | $59.63 | $61.47 | $58.99 | $60.30 | +1.46% | 17,910,400 |
| Apr 2007 | $58.40 | $61.99 | $57.97 | $59.43 | +2.47% | 13,694,500 |
| Mar 2007 | $53.47 | $58.80 | $51.80 | $58.00 | +6.93% | 21,511,800 |
| Feb 2007 | $56.60 | $58.61 | $53.03 | $54.24 | -4.32% | 15,917,200 |
| Jan 2007 | $48.70 | $57.76 | $48.55 | $56.69 | +15.76% | 20,714,700 |
| Dec 2006 | $50.10 | $51.15 | $48.35 | $48.97 | -2.14% | 10,117,900 |
| Nov 2006 | $49.90 | $51.64 | $48.70 | $50.04 | +0.48% | 13,468,800 |
| Oct 2006 | $45.13 | $50.10 | $44.43 | $49.80 | +9.98% | 12,702,200 |
| Sep 2006 | $43.05 | $45.41 | $41.83 | $45.28 | +6.17% | 9,996,800 |
| Aug 2006 | $40.64 | $43.81 | $39.33 | $42.65 | +4.84% | 14,219,500 |
| Jul 2006 | $45.00 | $45.13 | $38.38 | $40.68 | -8.38% | 14,526,200 |
| Jun 2006 | $41.86 | $44.60 | $41.47 | $44.40 | +6.60% | 12,720,800 |
| May 2006 | $45.55 | $46.94 | $40.40 | $41.65 | -8.10% | 15,421,700 |
| Apr 2006 | $43.75 | $46.98 | $42.10 | $45.32 | +5.03% | 10,342,300 |
| Mar 2006 | $42.85 | $44.88 | $41.18 | $43.15 | +0.98% | 12,591,900 |
| Feb 2006 | $41.75 | $44.34 | $40.08 | $42.73 | +1.86% | 11,761,800 |
| Jan 2006 | $38.01 | $43.62 | $37.06 | $41.95 | +10.98% | 20,391,600 |
| Dec 2005 | $39.32 | $39.88 | $36.55 | $37.80 | -3.65% | 14,904,200 |
| Nov 2005 | $36.19 | $40.95 | $35.92 | $39.23 | +8.37% | 14,609,800 |
| Oct 2005 | $41.75 | $43.79 | $35.11 | $36.20 | -12.98% | 26,651,300 |
| Sep 2005 | $45.30 | $46.43 | $41.20 | $41.60 | -8.51% | 11,786,400 |
| Aug 2005 | $45.24 | $45.62 | $43.60 | $45.47 | +0.42% | 11,736,400 |
| Jul 2005 | $37.25 | $46.00 | $37.00 | $45.28 | +21.82% | 19,023,700 |
| Jun 2005 | $38.83 | $40.30 | $36.85 | $37.17 | -4.32% | 18,427,600 |
| May 2005 | $39.82 | $40.85 | $38.10 | $38.85 | -1.97% | 16,876,900 |
| Apr 2005 | $35.95 | $39.75 | $33.99 | $39.63 | +10.73% | 26,461,300 |
| Mar 2005 | $49.03 | $50.24 | $35.51 | $35.79 | -26.73% | 24,206,000 |
| Feb 2005 | $48.90 | $51.57 | $48.00 | $48.85 | -0.47% | 12,775,300 |
| Jan 2005 | $47.05 | $49.95 | $44.75 | $49.08 | +4.89% | 15,628,300 |
| Dec 2004 | $46.55 | $48.10 | $45.47 | $46.79 | +0.28% | 10,333,700 |
| Nov 2004 | $41.20 | $47.56 | $40.90 | $46.66 | +13.01% | 14,007,000 |
| Oct 2004 | $44.50 | $45.25 | $38.66 | $41.29 | -6.37% | 13,748,400 |
| Sep 2004 | $43.15 | $46.25 | $42.75 | $44.10 | +1.82% | 11,785,400 |
| Aug 2004 | $43.25 | $43.72 | $39.60 | $43.31 | -1.30% | 16,475,200 |
| Jul 2004 | $47.95 | $49.80 | $37.75 | $43.88 | -8.16% | 28,315,700 |
| Jun 2004 | $46.08 | $48.34 | $43.78 | $47.78 | +3.69% | 16,496,500 |
| May 2004 | $43.00 | $46.27 | $42.14 | $46.08 | +6.79% | 21,703,100 |
| Apr 2004 | $41.05 | $43.41 | $39.16 | $43.15 | +5.66% | 18,054,000 |
| Mar 2004 | $37.19 | $41.10 | $36.39 | $40.84 | +10.56% | 15,960,900 |
| Feb 2004 | $37.70 | $38.79 | $36.01 | $36.94 | -2.56% | 14,810,800 |
| Jan 2004 | $33.16 | $39.90 | $33.10 | $37.91 | +14.32% | 15,719,600 |
| Dec 2003 | $32.00 | $33.42 | $31.23 | $33.16 | +3.69% | 13,285,300 |
| Nov 2003 | $31.40 | $32.12 | $29.86 | $31.98 | +1.75% | 12,569,300 |
| Oct 2003 | $27.75 | $31.70 | $27.50 | $31.43 | +14.58% | 19,116,200 |
| Sep 2003 | $30.51 | $30.71 | $26.33 | $27.43 | -10.07% | 19,142,300 |
| Aug 2003 | $31.47 | $32.11 | $29.50 | $30.50 | -3.82% | 20,198,600 |
| Jul 2003 | $28.93 | $32.35 | $28.05 | $31.71 | +8.86% | 19,918,100 |
| Jun 2003 | $29.07 | $31.05 | $27.87 | $29.13 | +2.72% | 17,967,800 |
| May 2003 | $23.65 | $28.36 | $23.33 | $28.36 | +18.12% | 20,109,700 |
| Apr 2003 | $21.25 | $24.10 | $20.26 | $24.01 | +13.47% | 17,663,700 |
| Mar 2003 | $23.17 | $23.39 | $19.79 | $21.16 | -8.68% | 22,174,200 |
| Feb 2003 | $23.25 | $24.50 | $22.22 | $23.17 | +0.52% | 13,903,000 |
| Jan 2003 | $22.00 | $23.34 | $20.05 | $23.05 | +5.83% | 21,290,000 |
| Dec 2002 | $27.30 | $27.49 | $19.35 | $21.78 | -18.73% | 27,918,800 |
| Nov 2002 | $25.18 | $28.00 | $24.92 | $26.80 | +6.43% | 15,449,100 |
| Oct 2002 | $24.25 | $28.50 | $22.50 | $25.18 | +3.84% | 28,500,600 |
| Sep 2002 | $24.48 | $27.25 | $23.00 | $24.25 | -2.92% | 16,782,900 |
| Aug 2002 | $22.75 | $26.97 | $20.68 | $24.98 | +10.00% | 13,539,500 |
| Jul 2002 | $26.60 | $26.61 | $17.86 | $22.71 | -14.94% | 33,879,400 |
| Jun 2002 | $26.66 | $26.73 | $22.70 | $26.70 | +0.15% | 22,783,300 |
| May 2002 | $26.95 | $29.44 | $25.80 | $26.66 | -1.08% | 19,293,500 |
| Apr 2002 | $27.50 | $29.95 | $25.01 | $26.95 | -3.65% | 29,813,300 |
| Mar 2002 | $30.00 | $34.35 | $25.50 | $27.97 | -10.50% | 63,324,000 |
| Feb 2002 | $34.75 | $36.74 | $31.00 | $31.25 | -9.68% | 18,177,600 |
| Jan 2002 | $38.75 | $39.25 | $31.65 | $34.60 | -10.71% | 31,280,300 |
| Dec 2001 | $36.75 | $40.95 | $35.40 | $38.75 | +6.02% | 33,506,800 |
| Nov 2001 | $36.00 | $39.73 | $34.69 | $36.55 | +2.99% | 16,251,800 |
| Oct 2001 | $35.77 | $38.50 | $33.65 | $35.49 | -0.78% | 22,963,300 |
| Sep 2001 | $33.60 | $36.50 | $26.70 | $35.77 | +7.97% | 19,042,600 |
| Aug 2001 | $29.65 | $36.30 | $27.00 | $33.13 | +12.31% | 21,137,100 |
| Jul 2001 | $27.70 | $31.19 | $22.33 | $29.50 | +6.85% | 27,667,500 |
| Jun 2001 | $49.65 | $52.80 | $26.00 | $27.61 | -44.42% | 48,610,200 |
| May 2001 | $52.10 | $58.03 | $48.53 | $49.68 | -4.83% | 19,541,500 |
| Apr 2001 | $45.50 | $54.00 | $36.50 | $52.20 | +12.38% | 28,389,200 |
| Mar 2001 | $65.86 | $65.88 | $31.50 | $46.45 | -29.47% | 35,955,300 |
| Feb 2001 | $73.40 | $75.25 | $62.83 | $65.86 | -10.43% | 12,307,500 |
| Jan 2001 | $83.00 | $85.38 | $59.19 | $73.53 | -11.94% | 21,076,400 |
| Dec 2000 | $65.00 | $84.50 | $63.63 | $83.50 | +29.83% | 14,924,000 |
| Nov 2000 | $72.31 | $77.50 | $61.19 | $64.31 | -11.37% | 14,543,100 |
| Oct 2000 | $88.50 | $89.75 | $60.50 | $72.56 | -18.47% | 24,056,000 |
| Sep 2000 | $81.00 | $90.94 | $71.31 | $89.00 | +11.86% | 13,439,700 |
| Aug 2000 | $61.75 | $85.38 | $61.31 | $79.56 | +34.14% | 21,468,600 |
| Jul 2000 | $63.00 | $74.75 | $58.78 | $59.31 | -4.99% | 25,892,800 |
| Jun 2000 | $47.50 | $65.75 | $47.19 | $62.43 | +32.13% | 22,645,400 |
| May 2000 | $47.00 | $50.00 | $41.50 | $47.25 | -0.26% | 13,446,400 |
| Apr 2000 | $47.25 | $49.25 | $37.38 | $47.38 | -0.52% | 18,480,400 |
| Mar 2000 | $49.03 | $56.50 | $39.63 | $47.63 | -2.87% | 22,594,200 |
| Feb 2000 | $36.94 | $50.50 | $35.44 | $49.03 | +32.74% | 22,973,200 |
| Jan 2000 | $26.63 | $39.97 | $21.97 | $36.94 | +39.39% | 35,563,600 |
| Dec 1999 | $24.63 | $26.50 | $21.44 | $26.50 | +8.16% | 15,068,200 |
| Nov 1999 | $26.88 | $26.88 | $18.75 | $24.50 | -7.76% | 25,309,400 |
| Oct 1999 | $30.31 | $33.06 | $25.19 | $26.56 | -12.28% | 17,380,800 |
| Sep 1999 | $32.88 | $33.84 | $27.50 | $30.28 | -8.15% | 10,344,000 |
| Aug 1999 | $29.88 | $33.34 | $28.19 | $32.97 | +10.36% | 18,686,000 |
| Jul 1999 | $26.75 | $30.00 | $24.38 | $29.88 | +12.47% | 7,815,400 |
| Jun 1999 | $24.63 | $27.69 | $24.50 | $26.56 | +7.73% | 6,848,200 |
| May 1999 | $26.28 | $26.38 | $23.25 | $24.66 | -6.18% | 9,008,000 |
| Apr 1999 | $26.50 | $28.25 | $25.02 | $26.28 | +0.06% | 12,282,800 |
| Mar 1999 | $23.02 | $27.06 | $22.63 | $26.27 | +12.67% | 13,042,400 |
| Feb 1999 | $22.78 | $23.73 | $21.06 | $23.31 | +2.47% | 10,544,000 |
| Jan 1999 | $21.84 | $23.13 | $18.13 | $22.75 | +4.30% | 14,196,400 |
| Dec 1998 | $19.28 | $21.88 | $19.25 | $21.81 | +13.13% | 8,990,000 |
| Nov 1998 | $18.44 | $20.75 | $18.44 | $19.28 | +7.49% | 16,116,800 |
| Oct 1998 | $16.61 | $18.47 | $13.28 | $17.94 | +7.09% | 14,142,000 |
| Sep 1998 | $13.50 | $16.81 | $13.09 | $16.75 | +24.36% | 13,501,200 |
| Aug 1998 | $15.98 | $16.22 | $13.34 | $13.47 | -15.66% | 11,084,000 |
| Jul 1998 | $14.78 | $17.08 | $14.78 | $15.97 | +8.38% | 12,629,200 |
| Jun 1998 | $14.59 | $15.72 | $14.44 | $14.73 | +1.18% | 10,977,200 |
| May 1998 | $13.38 | $15.00 | $13.25 | $14.56 | +8.37% | 9,898,000 |
| Apr 1998 | $12.48 | $13.75 | $12.33 | $13.44 | +7.63% | 8,901,200 |
| Mar 1998 | $12.48 | $13.00 | $11.50 | $12.48 | +0.50% | 9,221,200 |
| Feb 1998 | $11.47 | $12.53 | $11.09 | $12.42 | +7.72% | 7,174,800 |
| Jan 1998 | $9.44 | $12.23 | $9.13 | $11.53 | +20.98% | 10,146,800 |
| Dec 1997 | $10.67 | $11.06 | $9.00 | $9.53 | -10.95% | 8,342,800 |
| Nov 1997 | $11.00 | $11.00 | $9.69 | $10.70 | -2.70% | 5,181,200 |
| Oct 1997 | $11.02 | $12.11 | $10.09 | $11.00 | -0.42% | 9,894,000 |
| Sep 1997 | $8.33 | $11.31 | $8.33 | $11.05 | +32.65% | 10,633,200 |
| Aug 1997 | $9.00 | $9.00 | $7.86 | $8.33 | -6.98% | 10,094,000 |
| Jul 1997 | $8.94 | $8.97 | $8.52 | $8.95 | -0.18% | 6,259,600 |
| Jun 1997 | $8.03 | $9.44 | $7.63 | $8.97 | +11.24% | 15,016,000 |
| May 1997 | $7.34 | $8.13 | $7.19 | $8.06 | +8.86% | 8,872,000 |
| Apr 1997 | $6.66 | $7.44 | $5.78 | $7.41 | +10.75% | 14,135,200 |
| Mar 1997 | $7.50 | $7.69 | $6.59 | $6.69 | -11.20% | 8,894,800 |
| Feb 1997 | $7.38 | $7.59 | $6.50 | $7.53 | +1.69% | 10,973,600 |
| Jan 1997 | $7.59 | $7.84 | $6.94 | $7.41 | -2.47% | 10,764,800 |
| Dec 1996 | $6.78 | $7.81 | $6.59 | $7.59 | +11.98% | 5,392,800 |
| Nov 1996 | $7.75 | $7.84 | $6.47 | $6.78 | -12.50% | 10,734,400 |
| Oct 1996 | $8.16 | $8.41 | $7.41 | $7.75 | -5.34% | 9,464,800 |
| Sep 1996 | $7.78 | $8.25 | $7.19 | $8.19 | +4.38% | 8,898,800 |
| Aug 1996 | $7.13 | $7.97 | $7.03 | $7.84 | +12.05% | 8,944,800 |
| Jul 1996 | $8.16 | $8.16 | $6.31 | $7.00 | -15.15% | 14,520,400 |
| Jun 1996 | $7.44 | $8.25 | $6.56 | $8.25 | +9.54% | 37,179,600 |
| May 1996 | $7.03 | $7.69 | $6.72 | $7.53 | +8.07% | 4,015,600 |
| Apr 1996 | $6.09 | $7.50 | $6.09 | $6.97 | +14.95% | 7,198,400 |
| Mar 1996 | $5.13 | $6.16 | $5.00 | $6.06 | +19.75% | 6,098,400 |
| Feb 1996 | $4.97 | $5.38 | $4.59 | $5.06 | +1.89% | 5,559,200 |
| Jan 1996 | $4.50 | $5.28 | $4.19 | $4.97 | +8.91% | 9,155,600 |
| Dec 1995 | $3.69 | $4.56 | $3.50 | $4.56 | +23.73% | 12,217,200 |
| Nov 1995 | $3.75 | $3.81 | $3.31 | $3.69 | – | 23,436,800 |
Seasonality
WAT 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% | -1.0% | -2.1% | 3.3% | 0.6% | 3.8% | 1.1% | -2.0% | 2.8% | 7.9% | 2.8% |
| Months up | 5 of 10 | 4 of 10 | 4 of 10 | 4 of 10 | 7 of 10 | 6 of 10 | 7 of 10 | 8 of 10 | 4 of 10 | 6 of 10 | 8 of 9 | 4 of 9 |
| 2026 | -2.4% | -13.8% | -6.8% | 3.8% | 24.0% | -2.2% | 0.6% | 9.9% | 6.0% | 5.3% | ||
| 2025 | 12.0% | -9.2% | -2.3% | -5.7% | 0.4% | -0.1% | -17.3% | 4.5% | -0.7% | 16.6% | 15.4% | -5.8% |
| 2024 | -3.5% | 6.2% | 2.0% | -10.2% | -0.0% | -6.1% | 15.9% | 3.0% | 3.9% | -10.2% | 19.1% | -3.6% |
| 2023 | -4.1% | -5.4% | -0.4% | -3.0% | -16.4% | 6.1% | 3.6% | 1.7% | -2.3% | -13.0% | 17.6% | 17.3% |
| 2022 | -14.1% | -1.1% | -2.0% | -2.4% | 8.2% | 0.9% | 10.0% | -18.0% | -9.7% | 11.0% | 15.9% | -1.2% |
| 2021 | 7.0% | 3.5% | 3.8% | 5.5% | 7.5% | 7.2% | 12.8% | 6.2% | -13.7% | 2.9% | -10.7% | 13.6% |
| 2020 | -4.2% | -12.9% | -6.6% | 2.7% | 6.9% | -9.7% | 18.2% | 1.5% | -9.5% | 13.9% | 4.1% | 6.6% |
| 2019 | 22.6% | 4.8% | 3.9% | -15.2% | -6.0% | 7.2% | -2.2% | 0.6% | 5.4% | -5.2% | 4.9% | 5.2% |
| 2018 | 11.6% | -5.1% | -2.9% | -5.2% | 2.2% | 0.5% | 1.9% | -3.9% | 2.7% | -2.6% | 4.7% | -5.0% |
| 2017 | 5.4% | 9.4% | 0.9% | 8.7% | 5.7% | 2.3% | -5.7% | 5.8% | -2.2% | 9.2% | 0.6% | -2.0% |