Ticker: WAT CUSIP: 941848103 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q4 2025 | 155,324 | $58,998 | $367.96 | $299.63 - $414.15 |
| Q3 2025 | 246,156 | $73,799 | $301.75 | $275.05 - $366.68 |
| Q2 2025 | 294,157 | $102,674 | $343.81 | $297.14 - $368.02 |
| Q1 2025 | 225,211 | $83,006 | $387.18 | $355.00 - $423.56 |
| Q4 2024 | 217,106 | $80,543 | $365.79 | $321.32 - $397.02 |
| Q3 2024 | 198,855 | $71,566 | $325.56 | $279.24 - $363.55 |
| Q2 2024 | 191,520 | $55,565 | $319.12 | $283.59 - $367.21 |
| Q1 2024 | 232,030 | $79,873 | $328.72 | $293.46 - $363.80 |
| Q4 2023 | 244,452 | $80,480 | $276.19 | $231.90 - $335.40 |
| Q3 2023 | 214,256 | $58,751 | $276.34 | $256.06 - $300.77 |
| Q2 2023 | 220,921 | $58,884 | $278.30 | $248.18 - $313.25 |
| Q1 2023 | 194,806 | $60,319 | $323.46 | $291.95 - $350.97 |
| Q4 2022 | 228,863 | $78,403 | $316.35 | $265.61 - $353.71 |
| Q3 2022 | 337,690 | $91,018 | $319.20 | $269.37 - $369.00 |
| Q2 2022 | 395,772 | $130,993 | $317.42 | $288.32 - $344.15 |
| Q1 2022 | 337,440 | $104,738 | $325.36 | $297.65 - $372.24 |
| Q4 2021 | 372,731 | $138,879 | $349.78 | $324.35 - $375.24 |
| Q3 2021 | 474,796 | $169,646 | $391.72 | $343.15 - $428.22 |
| Q2 2021 | 470,941 | $162,761 | $316.51 | $279.69 - $349.07 |
| Q1 2021 | 346,020 | $98,328 | $273.06 | $244.77 - $299.06 |
| Q4 2020 | 304,663 | $75,380 | $226.59 | $192.54 - $252.67 |
| Q3 2020 | 212,529 | $41,588 | $207.83 | $179.76 - $239.74 |
| Q2 2020 | 235,673 | $42,515 | $189.00 | $171.38 - $210.90 |
| Q1 2020 | 212,090 | $38,611 | $210.92 | $154.39 - $245.68 |
| Q4 2019 | 206,298 | $48,201 | $220.88 | $204.58 - $236.37 |
| Q3 2019 | 225,127 | $50,255 | $215.83 | $199.87 - $237.51 |
| Q2 2019 | 187,428 | $40,342 | $218.51 | $199.11 - $255.21 |
| Q1 2019 | 191,970 | $48,321 | $227.86 | $174.95 - $252.24 |
| Q4 2018 | 187,493 | $35,370 | $189.96 | $167.94 - $204.64 |
| Q3 2018 | 179,645 | $34,967 | $193.64 | $184.81 - $202.79 |
| Q2 2018 | 170,267 | $32,962 | $196.97 | $187.28 - $211.78 |
| Q1 2018 | 209,314 | $41,580 | $206.81 | $187.66 - $220.20 |
| Q4 2017 | 108,154 | $20,894 | $193.09 | $179.27 - $201.95 |
| Q3 2017 | 100,321 | $18,009 | $181.32 | $171.32 - $190.39 |
| Q2 2017 | 125,081 | $22,994 | $173.76 | $154.15 - $187.65 |
| Q1 2017 | 161,065 | $25,176 | $149.35 | $134.68 - $158.81 |
| Q4 2016 | 160,753 | $21,603 | $142.72 | $133.35 - $160.00 |
| Q3 2016 | 176,411 | $27,960 | $154.74 | $140.50 - $162.53 |
| Q2 2016 | 185,681 | $26,116 | $135.27 | $128.90 - $140.75 |
| Q1 2016 | 175,298 | $23,125 | $124.75 | $112.00 - $133.02 |
| Q4 2015 | 207,909 | $27,980 | $128.50 | $115.21 - $136.95 |
| Q3 2015 | 180,904 | $21,384 | $126.49 | $113.98 - $136.17 |
| Q2 2015 | 213,101 | $27,358 | $129.76 | $120.79 - $137.39 |
| Q1 2015 | 206,330 | $25,652 | $119.29 | $111.77 - $125.86 |
| Q4 2014 | 208,348 | $23,484 | $109.55 | $93.56 - $117.71 |
| Q3 2014 | 199,559 | $19,781 | $103.09 | $99.08 - $108.89 |
| Q2 2014 | 163,785 | $17,104 | $105.18 | $97.86 - $114.36 |
| Q1 2014 | 318,412 | $34,518 | $108.40 | $97.90 - $115.06 |
| Q4 2013 | 417,797 | $41,781 | $100.80 | $94.50 - $107.13 |
| Q3 2013 | 423,727 | $45,004 | $102.55 | $97.53 - $108.89 |
| Q2 2013 | 463,194 | $46,343 | $95.76 | $87.85 - $102.69 |