Ticker: WAT CUSIP: 941848103 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q4 2025 | 699,659 | $265,751 | $367.96 | $299.63 - $414.15 |
| Q2 2025 | 763,190 | $266,384 | $343.81 | $297.14 - $368.02 |
| Q4 2024 | 766,658 | $284,415 | $365.79 | $321.32 - $397.02 |
| Q3 2024 | 829,635 | $298,577 | $325.56 | $279.24 - $363.55 |
| Q2 2024 | 674,830 | $195,782 | $319.12 | $283.59 - $367.21 |
| Q1 2024 | 682,141 | $234,813 | $328.72 | $293.46 - $363.80 |
| Q4 2023 | 626,571 | $206,286 | $276.19 | $231.90 - $335.40 |
| Q3 2023 | 565,821 | $155,154 | $276.34 | $256.06 - $300.77 |
| Q2 2023 | 560,333 | $149,351 | $278.30 | $248.18 - $313.25 |
| Q1 2023 | 599,613 | $185,658 | $323.46 | $291.95 - $350.97 |
| Q4 2022 | 630,454 | $215,981 | $316.35 | $265.61 - $353.71 |
| Q3 2022 | 748,515 | $201,747 | $319.20 | $269.37 - $369.00 |
| Q2 2022 | 602,381 | $199,376 | $317.42 | $288.32 - $344.15 |
| Q1 2022 | 505,022 | $156,754 | $325.36 | $297.65 - $372.24 |
| Q4 2021 | 508,632 | $189,516 | $349.78 | $324.35 - $375.24 |
| Q3 2021 | 531,869 | $190,037 | $391.72 | $343.15 - $428.22 |
| Q2 2021 | 561,669 | $194,118 | $316.51 | $279.69 - $349.07 |
| Q1 2021 | 547,679 | $155,634 | $273.06 | $244.77 - $299.06 |
| Q4 2020 | 520,518 | $128,787 | $226.59 | $192.54 - $252.67 |
| Q3 2020 | 520,251 | $101,803 | $207.83 | $179.76 - $239.74 |
| Q2 2020 | 468,920 | $84,593 | $189.00 | $171.38 - $210.90 |
| Q1 2020 | 542,187 | $98,705 | $210.92 | $154.39 - $245.68 |
| Q4 2019 | 636,285 | $148,668 | $220.88 | $204.58 - $236.37 |
| Q3 2019 | 679,627 | $151,712 | $215.83 | $199.87 - $237.51 |
| Q2 2019 | 689,902 | $148,495 | $218.51 | $199.11 - $255.21 |
| Q1 2019 | 689,902 | $173,655 | $227.86 | $174.95 - $252.24 |
| Q4 2018 | 689,902 | $130,150 | $189.96 | $167.94 - $204.64 |
| Q3 2018 | 703,624 | $136,981 | $193.64 | $184.81 - $202.79 |
| Q2 2018 | 703,624 | $136,215 | $196.97 | $187.28 - $211.78 |
| Q1 2018 | 703,624 | $139,775 | $206.81 | $187.66 - $220.20 |
| Q4 2017 | 698,024 | $134,851 | $193.09 | $179.27 - $201.95 |
| Q3 2017 | 698,024 | $125,309 | $181.32 | $171.32 - $190.39 |
| Q2 2017 | 720,409 | $132,440 | $173.76 | $154.15 - $187.65 |
| Q1 2017 | 622,420 | $97,290 | $149.35 | $134.68 - $158.81 |
| Q4 2016 | 581,931 | $78,206 | $142.72 | $133.35 - $160.00 |
| Q3 2016 | 772,199 | $116,892 | $154.74 | $140.50 - $162.53 |
| Q2 2016 | 778,565 | $109,505 | $135.27 | $128.90 - $140.75 |
| Q1 2016 | 799,040 | $105,410 | $124.75 | $112.00 - $133.02 |
| Q4 2015 | 794,960 | $106,986 | $128.50 | $115.21 - $136.95 |
| Q3 2015 | 786,486 | $92,970 | $126.49 | $113.98 - $136.17 |
| Q2 2015 | 744,416 | $95,568 | $129.76 | $120.79 - $137.39 |
| Q1 2015 | 714,512 | $88,828 | $119.29 | $111.77 - $125.86 |
| Q4 2014 | 687,954 | $77,546 | $109.55 | $93.56 - $117.71 |
| Q3 2014 | 616,160 | $61,074 | $103.09 | $99.08 - $108.89 |
| Q2 2014 | 558,006 | $58,279 | $105.18 | $97.86 - $114.36 |
| Q1 2014 | 504,302 | $54,672 | $108.40 | $97.90 - $115.06 |
| Q4 2013 | 447,639 | $44,764 | $100.80 | $94.50 - $107.13 |
| Q3 2013 | 417,153 | $44,306 | $102.55 | $97.53 - $108.89 |
| Q2 2013 | 339,767 | $33,994 | $95.76 | $87.85 - $102.69 |
| Q1 2013 | 227,544 | $21,369 | $92.22 | $85.01 - $95.41 |
| Q3 2012 | 550,920 | $45,366 | — | — |
| Q2 2012 | 281,926 | $21,843 | — | — |