Ticker: WAT CUSIP: 941848103 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q4 2025 | 285,474 | $108,432 | $367.96 | $299.63 - $414.15 |
| Q3 2025 | 361,878 | $108,495 | $301.75 | $275.05 - $366.68 |
| Q2 2025 | 267,419 | $93,340 | $343.81 | $297.14 - $368.02 |
| Q1 2025 | 259,985 | $95,823 | $387.18 | $355.00 - $423.56 |
| Q4 2024 | 266,947 | $99,032 | $365.79 | $321.32 - $397.02 |
| Q3 2024 | 237,389 | $85,434 | $325.56 | $279.24 - $363.55 |
| Q2 2024 | 200,818 | $58,261 | $319.12 | $283.59 - $367.21 |
| Q1 2024 | 193,273 | $66,530 | $328.72 | $293.46 - $363.80 |
| Q4 2023 | 199,173 | $65,574 | $276.19 | $231.90 - $335.40 |
| Q3 2023 | 188,957 | $51,814 | $276.34 | $256.06 - $300.77 |
| Q2 2023 | 204,550 | $54,521 | $278.30 | $248.18 - $313.25 |
| Q1 2023 | 185,382 | $57,400 | $323.46 | $291.95 - $350.97 |
| Q4 2022 | 203,088 | $69,574 | $316.35 | $265.61 - $353.71 |
| Q3 2022 | 201,425 | $54,291 | $319.20 | $269.37 - $369.00 |
| Q2 2022 | 211,166 | $69,891 | $317.42 | $288.32 - $344.15 |
| Q1 2022 | 240,626 | $74,689 | $325.36 | $297.65 - $372.24 |
| Q4 2021 | 272,347 | $101,476 | $349.78 | $324.35 - $375.24 |
| Q3 2021 | 242,545 | $86,663 | $391.72 | $343.15 - $428.22 |
| Q2 2021 | 234,922 | $81,191 | $316.51 | $279.69 - $349.07 |
| Q1 2021 | 224,286 | $63,736 | $273.06 | $244.77 - $299.06 |
| Q4 2020 | 155,649 | $38,512 | $226.59 | $192.54 - $252.67 |
| Q3 2020 | 205,321 | $40,175 | $207.83 | $179.76 - $239.74 |
| Q2 2020 | 202,245 | $36,485 | $189.00 | $171.38 - $210.90 |
| Q1 2020 | 215,497 | $39,232 | $210.92 | $154.39 - $245.68 |
| Q4 2019 | 322,677 | $75,388 | $220.88 | $204.58 - $236.37 |
| Q3 2019 | 289,934 | $64,717 | $215.83 | $199.87 - $237.51 |
| Q2 2019 | 315,499 | $67,902 | $218.51 | $199.11 - $255.21 |
| Q1 2019 | 394,452 | $99,283 | $227.86 | $174.95 - $252.24 |
| Q4 2018 | 340,777 | $64,284 | $189.96 | $167.94 - $204.64 |
| Q3 2018 | 382,378 | $74,438 | $193.64 | $184.81 - $202.79 |
| Q2 2018 | 349,786 | $67,711 | $196.97 | $187.28 - $211.78 |
| Q1 2018 | 643,968 | $127,921 | $206.81 | $187.66 - $220.20 |
| Q4 2017 | 351,977 | $67,994 | $193.09 | $179.27 - $201.95 |
| Q3 2017 | 192,401 | $34,535 | $181.32 | $171.32 - $190.39 |
| Q2 2017 | 211,053 | $38,797 | $173.76 | $154.15 - $187.65 |
| Q1 2017 | 243,096 | $37,995 | $149.35 | $134.68 - $158.81 |
| Q4 2016 | 246,097 | $33,071 | $142.72 | $133.35 - $160.00 |
| Q3 2016 | 239,807 | $38,006 | $154.74 | $140.50 - $162.53 |
| Q2 2016 | 324,761 | $45,676 | $135.27 | $128.90 - $140.75 |
| Q1 2016 | 517,490 | $68,265 | $124.75 | $112.00 - $133.02 |
| Q4 2015 | 281,517 | $37,884 | $128.50 | $115.21 - $136.95 |
| Q3 2015 | 321,394 | $37,990 | $126.49 | $113.98 - $136.17 |
| Q2 2015 | 377,271 | $48,432 | $129.76 | $120.79 - $137.39 |
| Q1 2015 | 283,754 | $35,274 | $119.29 | $111.77 - $125.86 |
| Q4 2014 | 449,183 | $50,630 | $109.55 | $93.56 - $117.71 |
| Q3 2014 | 351,845 | $34,872 | $103.09 | $99.08 - $108.89 |
| Q2 2014 | 254,056 | $26,531 | $105.18 | $97.86 - $114.36 |
| Q1 2014 | 220,527 | $23,906 | $108.40 | $97.90 - $115.06 |
| Q4 2013 | 141,713 | $14,170 | $100.80 | $94.50 - $107.13 |
| Q3 2013 | 245,829 | $26,107 | $102.55 | $97.53 - $108.89 |