WATERS CORP WAT
COM · Common Stock · CUSIP 941848103 · ISIN US9418481035
- SectorTechnology
- IndustryLaboratory Analytical Instruments
- HeadquartersMilford, MA
- Founded1958
- Websitewaters.com
- FilingsSEC EDGAR
* Summed across managers. Shares that two managers' reports both contain – a subsidiary's holdings that its parent's report includes too, or a sub-adviser's in its client's – are counted once ($20.7m this quarter). Holder counts are more reliable. Shares outstanding: 59.5m as of 2025-05-02, from the company's own SEC filing; the percentage can still exceed 100%: lent-out shares are counted by the lender and the buyer, and some reports overlap without saying so. Implied quarter-end price ≈ $368.19. Options: 8 managers hold calls ($33.4m notional), 8 hold puts ($11.7m).
Trends to Q1 2025
Institutional holders
Managers reporting a position, each quarter
Numbers
| Quarter | Holders |
|---|---|
| Q3 2022 | 646 |
| Q4 2022 | 654 |
| Q1 2023 | 678 |
| Q2 2023 | 648 |
| Q3 2023 | 652 |
| Q4 2023 | 675 |
| Q1 2024 | 690 |
| Q2 2024 | 696 |
| Q3 2024 | 698 |
| Q4 2024 | 761 |
| Q1 2025 | 768 |
Buyers vs sellers
Managers adding to or starting a position, vs cutting or selling out
Numbers
| Quarter | Bought or added | Cut or sold out |
|---|---|---|
| Q2 2023 | 295 | 313 |
| Q3 2023 | 278 | 294 |
| Q4 2023 | 271 | 311 |
| Q1 2024 | 256 | 329 |
| Q2 2024 | 321 | 288 |
| Q3 2024 | 305 | 314 |
| Q4 2024 | 353 | 287 |
| Q1 2025 | 342 | 330 |
Calls vs puts
Options held, notional value, last 4 quarters. P/C = puts ÷ calls
Numbers
| Quarter | Calls | Puts | P/C |
|---|---|---|---|
| Q2 2024 | $32.6m | $23.1m | 0.71 |
| Q3 2024 | $59.7m | $26.6m | 0.45 |
| Q4 2024 | $31.8m | $14.0m | 0.44 |
| Q1 2025 | $33.4m | $11.7m | 0.35 |
Biggest buyers
| BlackRock, Inc. | Added | +457.1k |
| ALLIANCEBERNSTEIN L.P. | Added | +416.7k |
| WELLINGTON MANAGEMENT GROUP LLP | Added | +276.4k |
| VOYA INVESTMENT MANAGEMENT LLC | Added | +274.8k |
| VANGUARD GROUP INC | Added | +173.6k |
| Thrivent Financial for Lutherans | Added | +162.7k |
| Invesco Ltd. | Added | +136.4k |
| Pictet Asset Management Holding SA | Added | +133.7k |
| MASSACHUSETTS FINANCIAL SERVICES CO /MA/ | Added | +123.2k |
| CAPTRUST FINANCIAL ADVISORS | Added | +83.9k |
Biggest sellers
| GENERATION INVESTMENT MANAGEMENT LLP | Reduced | -774.8k |
| MACKENZIE FINANCIAL CORP | Reduced | -302.8k |
| MILLENNIUM MANAGEMENT LLC | Reduced | -296.5k |
| Impax Asset Management Group plc | Reduced | -289.4k |
| Aberdeen Group plc | Reduced | -188.7k |
| Boston Trust Walden Corp | Reduced | -129.8k |
| GUARDCAP ASSET MANAGEMENT Ltd | Reduced | -109.7k |
| HRT FINANCIAL LP | Sold out | -83.8k |
| Bank of New York Mellon Corp | Reduced | -69.4k |
| Robeco Schweiz AG | Reduced | -42.6k |
Biggest calls
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | Reduced | $17.0m46.2k shares |
| CITADEL ADVISORS LLC | Added | $8.1m22.0k shares |
| Walleye Trading LLC | Added | $3.2m8.6k shares |
| JANE STREET GROUP, LLC | Added | $2.1m5.7k shares |
| SIMPLEX TRADING, LLC | Added | $2.1m5.6k shares |
| GROUP ONE TRADING LLC | New | $589.7k1.6k shares |
| WOLVERINE TRADING, LLC | New | $325.9k900 shares |
| CONCOURSE FINANCIAL GROUP SECURITIES, INC. | Unchanged | $00 shares |
Biggest puts
| MILLENNIUM MANAGEMENT LLC | New | $7.3m19.8k shares |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | Added | $2.5m6.8k shares |
| CITADEL ADVISORS LLC | Reduced | $1.7m4.7k shares |
| GUARDIAN CAPITAL LP | Unchanged | $78.5k3.4k shares |
| GROUP ONE TRADING LLC | New | $73.7k200 shares |
| SIMPLEX TRADING, LLC | Reduced | $36.0k100 shares |
| Quaker Wealth Management, LLC | First filing | $7382 shares |
| CONCOURSE FINANCIAL GROUP SECURITIES, INC. | Unchanged | $00 shares |
Options at notional value: the value of the shares the contracts control, as filers report them, not what the options cost. Not included in the holders, shares or buying above.
Major shareholders (over 5%)
Anyone who owns more than 5% of a class of the company's shares has to say so: on Schedule 13D if they may try to influence or control the company, on 13G if they're a passive investor, and update it as the stake changes. Each holder's latest filing, from 19 Dec 2024 on; percentages are of the share class, as the holder worked them out.
| Holder | Stake |
|---|---|
| BlackRock, Inc. 13G · institution -1.2 pts · filed 2026-04-24 | 7.8% |
| VANGUARD CAPITAL MANAGEMENT LLC 13G · institution new · filed 2026-04-30 | 7.5% |
Fell to 5% or below in the last year: Fundsmith LLP (4.4%, 2026-05-15), VANGUARD GROUP INC (0.0%, 2026-03-27; now reported by VANGUARD CAPITAL MANAGEMENT LLC), ALLIANCEBERNSTEIN L.P. (3.5%, 2025-11-14)
Insider purchases and sales in Q1 2025
Shares bought or sold by the company's own officers, directors and 10% owners, in the open market or privately, as they reported to the SEC on Form 4 (due within two business days of the trade). Grants, option exercises, shares withheld for tax and gifts aren't included.
Officers and directors buying vs selling
Number of people, by quarter (10% owners not included)
Numbers
| Quarter | Buying | Bought | Selling | Sold | Sold under a plan |
|---|---|---|---|---|---|
| Q2 2023 | 0 | — | 0 | — | — |
| Q3 2023 | 0 | — | 1 | $1.2m | — |
| Q4 2023 | 0 | — | 0 | — | — |
| Q1 2024 | 0 | — | 1 | $177.8k | — |
| Q2 2024 | 1 | $332.9k | 1 | $1.4m | — |
| Q3 2024 | 0 | — | 0 | — | — |
| Q4 2024 | 0 | — | 0 | — | — |
| Q1 2025 | 0 | — | 0 | — | — |
None reported in Q1 2025.
Holders, Q1 2025
| Manager | Shares | Change |
|---|---|---|
| VANGUARD GROUP INC 0.05% of their portfolio | 7.3m $2.7bn | Added +173.6k |
| BlackRock, Inc. 0.05% of their portfolio | 6.9m $2.6bn | Added +457.1k |
| Fundsmith LLP 6.06% of their portfolio | 3.6m $1.3bn | Reduced -21.3k |
| ALLIANCEBERNSTEIN L.P. 0.41% of their portfolio | 3.1m $1.1bn | Added +416.7k |
| STATE STREET CORP 0.04% of their portfolio | 2.6m $972.4m | Added +36.4k |
| MASSACHUSETTS FINANCIAL SERVICES CO /MA/ 0.25% of their portfolio | 2.1m $761.6m | Added +123.2k |
| Bank of New York Mellon Corp 0.13% of their portfolio | 1.8m $668.0m | Reduced -69.4k |
| GEODE CAPITAL MANAGEMENT, LLC 0.04% of their portfolio | 1.5m $554.9m | Added +58.8k |
| FUNDSMITH INVESTMENT SERVICES LTD. 6.32% of their portfolio | 1.2m $448.1m | Reduced -9.1k |
| Invesco Ltd. 0.08% of their portfolio | 1.1m $409.9m | Added +136.4k |
| JANUS HENDERSON GROUP PLC 0.18% of their portfolio | 901.5k $326.5m | Added +12.2k |
| AKO CAPITAL LLP 4.24% of their portfolio | 887.2k $327.0m | Added +71.8k |
| NORGES BANK 0.04% of their portfolio | 818.0k $301.5m | Added +51.3k |
| GENERATION INVESTMENT MANAGEMENT LLP 1.68% of their portfolio | 755.3k $278.4m | Reduced -774.8k |
| NORTHERN TRUST CORP 0.04% of their portfolio | 739.6k $272.6m | Added +15.6k |
| PRINCIPAL FINANCIAL GROUP INC 0.15% of their portfolio | 738.1k $272.0m | Added +9.5k |
| MORGAN STANLEY 0.02% of their portfolio | 713.2k $262.9m | Added +12.4k |
| GUARDCAP ASSET MANAGEMENT Ltd 4.99% of their portfolio | 699.2k $257.7m | Reduced -109.7k |
| LONDON CO OF VIRGINIA 1.25% of their portfolio | 597.3k $220.2m | Reduced -19.0k |
| Findlay Park Partners LLP 2.20% of their portfolio | 581.2k $214.2m | Added +56.0k |
| WELLINGTON MANAGEMENT GROUP LLP 0.04% of their portfolio | 572.8k $211.1m | Added +276.4k |
| VOYA INVESTMENT MANAGEMENT LLC 0.12% of their portfolio | 569.7k $209.6m | Added +274.8k |
| UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC 0.05% of their portfolio | 530.7k $195.6m | Added +28.0k |
| Mawer Investment Management Ltd. 0.91% of their portfolio | 513.5k $189.3m | Reduced -6.3k |
| Champlain Investment Partners, LLC 1.33% of their portfolio | 498.2k $183.6m | Added +19.9k |
| DIMENSIONAL FUND ADVISORS LP 0.04% of their portfolio | 484.5k $178.5m | Reduced -4.6k |
| BANK OF AMERICA CORP /DE/ 0.02% of their portfolio | 475.2k $175.2m | Added +56.8k |
| Robeco Institutional Asset Management B.V. 0.32% of their portfolio | 443.3k $163.4m | Added +21.6k |
| Legal & General Group Plc 0.04% of their portfolio | 440.9k $162.5m | Added +17.8k |
| Impax Asset Management Group plc 0.94% of their portfolio | 424.8k $156.6m | Reduced -289.4k |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC 0.03% of their portfolio | 412.3k $152.0m | Added +13.8k |
| Thrivent Financial for Lutherans 0.29% of their portfolio | 352.1k $129.8m | Added +162.7k |
| MARSHALL WACE, LLP 0.17% of their portfolio | 350.3k $129.1m | Added +47.2k |
| AMERICAN CENTURY COMPANIES INC 0.08% of their portfolio | 335.3k $123.6m | Added +2.7k |
| FIRST TRUST ADVISORS LP 0.11% of their portfolio | 335.1k $123.5m | Reduced -32.8k |
| Madison Asset Management, LLC 1.27% of their portfolio | 309.3k $114.0m | Added +27.2k |
| Boston Trust Walden Corp 0.77% of their portfolio | 287.8k $106.1m | Reduced -129.8k |
| Amundi 0.04% of their portfolio | 284.6k $98.2m | Added +4.1k |
| DEUTSCHE BANK AG\ 0.04% of their portfolio | 260.0k $95.8m | Reduced -7.0k |
| Nuveen, LLC 0.03% of their portfolio | 255.1k $94.0m | First filing |
| BECK MACK & OLIVER LLC 1.84% of their portfolio | 249.9k $92.1m | Added +3.7k |
| JPMORGAN CHASE & CO 0.01% of their portfolio | 239.0k $88.1m | Added +71.2k |
| Fenimore Asset Management Inc 1.83% of their portfolio | 234.5k $86.4m | Added +1.0k |
| TD Asset Management Inc 0.08% of their portfolio | 231.3k $85.3m | Reduced -4.6k |
| ROYAL BANK OF CANADA 0.02% of their portfolio | 225.2k $83.0m | Added +8.1k |
| HSBC HOLDINGS PLC 0.05% of their portfolio | 220.8k $81.1m | Added +2.2k |
| GOLDMAN SACHS GROUP INC 0.01% of their portfolio | 200.1k $73.7m | Added +7.0k |
| UBS Group AG 0.01% of their portfolio | 183.8k $67.7m | Added +40.9k |
| Newport Trust Company, LLC 0.17% of their portfolio | 182.8k $67.4m | Reduced -1.7k |
| Artisan Partners Limited Partnership 0.11% of their portfolio | 175.9k $64.8m | Reduced -18.5k |
| Epoch Investment Partners, Inc. 0.33% of their portfolio | 173.8k $64.1m | Added +9.9k |
| NATIXIS ADVISORS, LLC 0.12% of their portfolio | 173.0k $63.8m | Added +16.4k |
| Pictet Asset Management Holding SA 0.07% of their portfolio | 172.4k $63.5m | Added +133.7k |
| Swiss National Bank 0.04% of their portfolio | 167.5k $61.7m | Reduced -200 |
| NORDEA INVESTMENT MANAGEMENT AB 0.06% of their portfolio | 164.8k $59.2m | Reduced -12.7k |
| Robeco Schweiz AG 1.29% of their portfolio | 142.5k $52.5m | Reduced -42.6k |
| Sumitomo Mitsui Trust Group, Inc. 0.03% of their portfolio | 134.1k $49.4m | Reduced -1.3k |
| BARCLAYS PLC 0.02% of their portfolio | 133.6k $49.2m | Added +16.7k |
| BNP PARIBAS FINANCIAL MARKETS 0.04% of their portfolio | 132.6k $48.9m | First filing |
| BLI - Banque de Luxembourg Investments 1.39% of their portfolio | 127.1k $45.9m | Reduced -9.5k |
| RHUMBLINE ADVISERS 0.04% of their portfolio | 125.5k $46.3m | Added +9.4k |
| STATE FARM MUTUAL AUTOMOBILE INSURANCE CO 0.04% of their portfolio | 121.1k $44.6m | Unchanged |
| ENVESTNET ASSET MANAGEMENT INC 0.01% of their portfolio | 120.1k $44.3m | Reduced -77 |
| AVIVA PLC 0.10% of their portfolio | 117.4k $43.3m | Added +5.5k |
| FRANKLIN RESOURCES INC 0.01% of their portfolio | 113.0k $41.7m | Added +14.3k |
| RAYMOND JAMES FINANCIAL INC 0.02% of their portfolio | 112.8k $41.6m | Added +3.9k |
| MACKENZIE FINANCIAL CORP 0.06% of their portfolio | 110.2k $40.6m | Reduced -302.8k |
| National Pension Service 0.04% of their portfolio | 105.6k $38.9m | Added +8.3k |
| Mitsubishi UFJ Asset Management Co., Ltd. 0.04% of their portfolio | 105.1k $38.8m | Added +9.2k |
| SCHAPER BENZ & WISE INVESTMENT COUNSEL INC/WI 3.13% of their portfolio | 104.8k $38.6m | Reduced -1.5k |
| AQR CAPITAL MANAGEMENT LLC 0.04% of their portfolio | 101.1k $36.5m | Added +77.3k |
| California Public Employees Retirement System 0.03% of their portfolio | 101.1k $37.3m | Reduced -1.1k |
| OVERSEA-CHINESE BANKING Corp Ltd 1.08% of their portfolio | 100.3k $36.9m | Added +9.5k |
| TWO SIGMA INVESTMENTS, LP 0.07% of their portfolio | 93.3k $34.4m | Reduced -18.0k |
| FMR LLC 0.00% of their portfolio | 92.3k $34.0m | Added +1.7k |
| CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM 0.04% of their portfolio | 89.7k $33.1m | Added +431 |
| BANK OF MONTREAL /CAN/ 0.02% of their portfolio | 89.0k $32.8m | Reduced -12.0k |
| CAPTRUST FINANCIAL ADVISORS 0.08% of their portfolio | 86.7k $32.0m | Added +83.9k |
| PRICE T ROWE ASSOCIATES INC /MD/ 0.00% of their portfolio | 85.9k $31.7m | Added +1.8k |
| MANUFACTURERS LIFE INSURANCE COMPANY, THE 0.03% of their portfolio | 85.6k $31.5m | Added +780 |
| DekaBank Deutsche Girozentrale 0.05% of their portfolio | 76.2k $27.3m | Added +19.6k |
| WELLS FARGO & COMPANY/MN 0.01% of their portfolio | 76.1k $28.1m | Added +3.6k |
| Woodline Partners LP 0.18% of their portfolio | 75.6k $27.8m | Reduced -36.4k |
| FIL Ltd 0.03% of their portfolio | 75.5k $27.8m | New |
| CITIGROUP INC 0.02% of their portfolio | 71.7k $26.4m | Added +2.4k |
| JUPITER ASSET MANAGEMENT LTD 0.25% of their portfolio | 70.5k $26.0m | New |
| Universal- Beteiligungs- und Servicegesellschaft mbH 0.05% of their portfolio | 69.2k $25.5m | Added +7.4k |
| PRIMECAP MANAGEMENT CO/CA/ 0.02% of their portfolio | 68.9k $25.4m | Reduced -140 |
| Aberdeen Group plc 0.05% of their portfolio | 67.4k $24.4m | Reduced -188.7k |
| Smith Group Asset Management, LLC 1.75% of their portfolio | 63.3k $23.3m | Added +3.5k |
| Tidal Investments LLC 0.19% of their portfolio | 59.9k $22.1m | Added +56.1k |
| FULLER & THALER ASSET MANAGEMENT, INC. 0.09% of their portfolio | 59.6k $22.0m | Added +13.1k |
| Man Group plc 0.06% of their portfolio | 58.5k $21.6m | Added +6.1k |
| SEI INVESTMENTS CO 0.03% of their portfolio | 57.8k $21.3m | Added +24.5k |
| Ensign Peak Advisors, Inc 0.04% of their portfolio | 57.5k $21.2m | Added +268 |
| BNP PARIBAS ASSET MANAGEMENT Holding S.A. 0.06% of their portfolio | 57.3k $21.1m | Reduced -14.9k |
| Northwest & Ethical Investments L.P. 0.57% of their portfolio | 56.9k $21.0m | Reduced -35.3k |
| STATE BOARD OF ADMINISTRATION OF FLORIDA RETIREMENT SYSTEM 0.04% of their portfolio | 55.9k $20.6m | Unchanged |
| ADAGE CAPITAL PARTNERS GP, L.L.C. 0.04% of their portfolio | 54.2k $20.0m | Reduced -1.3k |
| GLENMEDE TRUST CO NA 0.11% of their portfolio | 53.8k $19.8m | Reduced -2.2k |