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Livermore
Livermore
ZHEN

Waters Corp

WAT
Exchange
NYSE
Industry
Laboratory Analytical Instruments
SEC CIK
0001000697

In the last 90 days, Waters Corp insiders filed 0 open-market purchases and 1 sale; 1,185 institutions reported holding it in 13F filings for Q2 2026, worth $37.3B in total; 3 superinvestors hold it, including Fundsmith and Viking Global Investors.

Q1 2026 vs. Q4 2025

How the institutions holding Waters Corp changed between Q4 2025 and Q1 2026.

All holders in Q1 2026All holders in Q4 2025

13F holders of WAT: Q4 2025 compared with Q1 2026
MeasureQ4 2025Of which not filed for Q1 2026Q1 2026Change
Holders808141,178+384
Shares57.7M8.31M94.9M+45.5M (+92.2%)
Value$21.9B$3.16B$29.1B+$10.4B (+55.2%)

14 institutions that held it in Q4 2025 haven't filed for Q1 2026 yet. Not filing isn't selling, so the changes leave them out.

New holders (466)

Institutions that held Waters Corp at the end of Q1 2026 but not at the end of Q4 2025.

Showing the largest 100 of 466 by value.

Institutions new to WAT in Q1 2026
InstitutionSharesValue% of portfolio
Vanguard Capital Management LLC6,378,775$1.90B0.05%
Vanguard Portfolio Management LLC4,754,185$1.42B0.07%
First Eagle Investment Management, LLC1,575,187$469.1M0.80%
Viking Global Investors LPSuperinvestorViking Global Investors1,256,462$374.2M1.05%
Vanguard Fiduciary Trust Co556,148$165.6M0.04%
Clearbridge Investments, LLC478,271$142.4M0.12%
Harris Associates L PSuperinvestorHarris Associates (Oakmark)288,712$86.0M0.11%
Cooke & Bieler LP268,853$80.1M0.91%
First Pacific Advisors, LP267,472$79.7M1.12%
Vanguard Global Advisers, LLC214,292$63.8M0.03%
Meridiem Capital Partners LP207,814$61.9M4.07%
Bristol John W & Co Inc199,532$59.4M0.98%
Vanguard Asset Management, Ltd169,723$50.5M0.04%
Vestal Point Capital, LP100,000$29.8M0.83%
Empyrean Capital Partners, LP92,000$27.4M0.91%
Adage Capital Partners GP, L.L.C.87,856$26.2M0.04%
Everett Harris & Co71,970$21.4M0.28%
Brandes Investment Partners, LP69,454$20.7M0.15%
Milford Funds Ltd66,669$19.9M0.42%
PBU - The Pension Fund of Early Childhood & Youth Educators56,650$16.9M0.25%
Vanguard Investments Australia, Ltd.49,145$14.6M0.04%
CIBC Bancorp USA Inc.41,308$12.3M0.02%
Fort Washington Investment Advisors Inc40,174$12.0M0.07%
Lazard Freres Gestion S.A.S.38,583$11.5M0.23%
M&G Plc37,326$11.1M0.06%
Groupe la Francaise31,009$9.21M0.13%
Hudson Bay Capital Management LP30,000$8.93M0.05%
Levin Capital Strategies, L.P.29,535$8.80M0.67%
Auto-Owners Insurance Co28,387$8.45M0.18%
Leith Wheeler Investment Counsel Ltd.21,335$6.35M0.53%
Boussard & Gavaudan Investment Management LLP20,845$6.20M0.60%
Nwi Management LP19,489$5.80M0.36%
SEB Asset Management AB18,861$5.62M0.02%
Cortland Associates Inc17,023$5.07M0.73%
Delta Asset Management LLC15,309$4.56M0.42%
Sivik Global Healthcare LLC15,000$4.47M3.39%
Elo Mutual Pension Insurance Co13,629$4.06M0.07%
J. Goldman & Co LP13,293$3.96M0.18%
Washington Trust Advisors, Inc.13,031$3.88M0.31%
Jacobs & Co12,654$3.77M0.37%
Heartland Advisors Inc12,461$3.71M0.19%
McRae Capital Management Inc12,218$3.64M0.75%
Eurizon Capital SGR S.p.A.12,098$3.60M0.01%
Dudley & Shanley, Inc.11,720$3.49M0.57%
Coleford Investment Management Ltd.11,668$3.47M0.85%
Gillespie Robinson & Grimm Inc11,441$3.41M0.25%
Arvin Capital Management LP10,174$3.03M0.71%
Olstein Capital Management, L.P.10,000$2.98M0.65%
Varma Mutual Pension Insurance Co9,869$2.94M0.02%
Calamos Advisors LLC8,061$2.40M0.01%
Empowered Funds, LLC7,958$2.37M0.02%
Mariner, LLC7,884$2.35M0.00%
NS Partners Ltd7,858$2.34M0.10%
1832 Asset Management L.P.7,712$2.30M0.00%
Bahl & Gaynor Inc7,658$2.28M0.01%
Elwood Capital Partners LP7,500$2.23M2.16%
Hardman Johnston Global Advisors LLC7,226$2.15M0.10%
Northside Capital Management, LLC6,975$2.08M0.18%
Tocqueville Asset Management L.P.6,410$1.91M0.03%
Rempart Asset Management Inc.6,291$1.87M0.39%
Westchester Capital Management, Inc.6,184$1.84M0.37%
Pacific Capital Partners Ltd6,141$1.83M1.80%
Kanawha Capital Management LLC6,100$1.82M0.13%
Generali Asset Management SPA SGR5,938$1.77M0.04%
WSFS Capital Management, LLC5,914$1.76M0.09%
Blue Sparrow, LLC5,766$1.72M0.03%
Silvercrest Asset Management Group LLC5,665$1.69M0.01%
Foyston, Gordon, & Payne Inc5,621$1.67M0.39%
Peapack Gladstone Financial Corp5,618$1.67M0.02%
Main Management ETF Advisors, LLC5,516$1.64M0.06%
Capital Analysts, LLC5,506$1.64M0.04%
Palisade Asset Management, LLC5,336$1.59M0.16%
Hahn Capital Management LLC5,002$1.49M0.94%
New England Asset Management Inc4,956$1.48M0.19%
Timber Creek Capital Management LLC4,853$1.45M0.35%
Tower Bridge Advisors4,748$1.41M0.14%
M. Kulyk & Associates, LLC4,373$1.30M0.24%
Cardinal Capital Management4,239$1.26M0.16%
Haverford Trust Co4,216$1.26M0.01%
Prime Capital Investment Advisors, LLC4,135$1.23M0.01%
Patriot Financial Group Insurance Agency, LLC4,044$1.20M0.07%
FORA Capital, LLC4,023$1.20M0.09%
Earnest Partners LLC4,000$1.19M0.00%
Vinva Investment Management Ltd3,805$1.12M0.01%
Saudi Central Bank3,630$1.08M0.02%
Washington Capital Management Inc3,600$1.07M0.91%
First Nebraska Trust Co3,588$1.07M0.10%
Borer Denton & Associates, Inc.3,550$1.06M0.38%
Ally Financial Inc.3,518$1.05M0.13%
Folger Nolan Fleming Douglas Capital Management, Inc3,452$1.03M0.09%
Gluskin Sheff & Assoc Inc3,388$1.01M0.17%
Hamilton Capital Partners Inc.3,250$967.9K0.03%
Tiaa-Cref Individual & Institutional Services, LLC3,233$962.8K0.00%
Park National Corp3,187$949.1K0.03%
Ramsay, Stattman, Vela & Price, Inc.3,162$941.6K0.19%
Rathbone Brothers plc3,150$938.1K0.00%
Bridges Investment Management Inc3,098$922.6K0.01%
Walleye Capital LLC2,969$884.2K0.01%
Invst, LLC2,932$873.1K0.10%
IMC-Chicago, LLC2,931$872.9K0.01%

Sold out (82)

Institutions that held Waters Corp at the end of Q4 2025 and filed for Q1 2026 without it.

Institutions that sold out of WAT in Q1 2026
InstitutionShares, Q4 2025Value, Q4 2025
HRT Financial LP68,444$26.0M
Logan Capital Management Inc37,790$14.4M
Tudor Investment Corp Et Al25,068$9.52M
Portolan Capital Management, LLC22,379$8.50M
Twinbeech Capital LP20,800$7.90M
Trexquant Investment LP13,780$5.23M
Winton Group Ltd12,605$4.79M
Perbak Capital Partners LLP11,754$4.46M
Cambiar Investors LLC10,951$4.16M
Guardian Capital LP10,900$4.14M
BW Gestao de Investimentos Ltda.10,716$4.07M
Skandinaviska Enskilda Banken AB (publ)10,665$4.05M
Connor, Clark & Lunn Investment Management Ltd.10,102$3.84M
Avidity Partners Management LP8,100$3.08M
SummitTX Capital, L.P.7,888$3.00M
Aster Capital Management (DIFC) Ltd7,634$2.90M
Alberta Investment Management Corp7,300$2.77M
Financiere des Professionnels - Fonds d,investissement inc.5,635$2.14M
Virtus Investment Advisers, Inc.5,513$2.09M
Lighthouse Investment Partners, LLC5,000$1.90M
Grantham, Mayo, Van Otterloo & Co. LLC4,800$1.82M
Oak Thistle LLC4,295$1.63M
Massar Capital Management, LP4,175$1.59M
Jump Financial, LLC4,145$1.57M
Fox Run Management, L.L.C.3,116$1.18M
GAM Holding AG2,629$998.6K
Retireful, LLC1,940$744.9K
Lecap Asset Management Ltd1,769$671.9K
Aigen Investment Management, LP1,590$603.9K
Boothbay Fund Management, LLC1,589$603.5K
Alps Advisors Inc1,553$589.9K
Quest Partners LLC1,421$539.7K
Pensionfund Sabic1,100$418.0K
111 Capital973$369.6K
Forum Financial Management, LP962$365.4K
Ethos Financial Group, LLC917$348.3K
Graham Capital Management, L.P.886$336.5K
Sage Mountain Advisors LLC755$286.7K
Seeds Investor LLC748$284.1K
GTS Securities LLC733$278.4K
AlphaGrep UK Ltd698$265.1K
Applied Finance Capital Management, LLC663$251.8K
Scientech Research LLC659$250.3K
Global Endowment Management, LP655$249.0K
Brookwood Investment Group LLC655$248.8K
Anchor Capital Advisors LLC634$240.9K
Nomura Holdings Inc627$238.2K
Cardinal Strategic Wealth Guidance623$236.6K
FourThought Financial Partners, LLC603$229.0K
Bedel Financial Consulting, Inc.600$227.9K
AIA Group Ltd598$227.1K
Rockland Trust Co596$226.4K
Associated Banc-Corp566$215.0K
Advisory Advocates, LLC546$207.4K
CAPROCK Group, Inc.543$206.2K
Beacon Investment Advisors LLC541$205.5K
Harvest Fund Management Co., Ltd540$200.0K
Livforsakringsbolaget Skandia, Omsesidigt499$189.5K
Stephenson National Bank & Trust351$133.3K
Quarry LP202$76.7K
Monetary Management Group Inc200$76.0K
Sentry Investment Management LLC146$55.0K
eCIO, Inc.129$49.0K
SageView Advisory Group, LLC117$44.4K
Cape Investment Advisory, Inc.107$40.6K
Group One Trading, L.P.106$40.3K
Reflection Asset Management57$21.6K
Fideuram Asset Management (Ireland) dac45$14.7K
Elyxium Wealth, LLC28$10.6K
Bravera Wealth16$6.08K
Rogco, LP15$5.70K
Howard Hughes Medical Institute12$4.56K
Mowery & Schoenfeld Wealth Management, LLC9$3.42K
Bayforest Capital Ltd9$3.42K
Winnow Wealth LLC6$2.28K
Optima Capital LLC3$1.14K
Bellevue Asset Management, LLC3$1.14K
CBIZ Investment Advisory Services, LLC2$760
Quest 10 Wealth Builders, Inc.1$482
Breakwater Investment Management1$380
Wealth Watch Advisors, INC1$380
Quattro Advisors LLC1$380

Not filed for Q1 2026 yet (14)

Institutions that held Waters Corp at the end of Q4 2025 and haven't filed a 13F for Q1 2026. Not filing isn't selling, so they aren't counted as sold out.

Institutions holding WAT in Q4 2025 that haven't filed for Q1 2026
InstitutionShares, Q4 2025Value, Q4 2025
Vanguard Group Inc7,469,936$2.84B
Norges Bank699,659$265.8M
Iron Triangle Partners LP105,167$39.9M
Forsta Ap-Fonden13,820$5.25M
CIBC World Markets Corp8,280$3.14M
Comerica Bank7,685$2.92M
Trust Co of Vermont2,412$916.1K
Global Retirement Partners, LLC1,967$747.2K
Ransom Advisory, Ltd1,649$626.3K
Canandaigua National Bank & Trust Co642$243.9K
CIBC Private Wealth Group, LLC442$167.9K
DV Equities, LLC84$31.9K
ORG Partners LLC55$20.9K
GPS Wealth Strategies Group, LLC32$12.2K