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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.

13F holders, Q1 2026

Institutional positions in Waters Corp as of Mar 31, 2026. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works

Institutional holders
1,178
+384 vs. Q4 2025
Shares held
94.9M
+45.5M (+92.2%) vs. Q4 2025
Total value
$29.1B
+$10.4B (+55.2%) vs. Q4 2025
New holders
466
576 more added
Sold out
82
108 more reduced

14 institutions that held it in Q4 2025 haven't filed for Q1 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q4 2025: new holders, sold out and not filed yet

Holders and value by quarter

Institutions reporting WAT on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.

Institutional holdersQ1 2026: 1,178 institutions
Q1 2021: 600 institutionsQ2 2021: 634 institutionsQ3 2021: 658 institutionsQ4 2021: 667 institutionsQ1 2022: 661 institutionsQ2 2022: 654 institutionsQ3 2022: 644 institutionsQ4 2022: 654 institutionsQ1 2023: 678 institutionsQ2 2023: 647 institutionsQ3 2023: 651 institutionsQ4 2023: 674 institutionsQ1 2024: 689 institutionsQ2 2024: 695 institutionsQ3 2024: 697 institutionsQ4 2024: 761 institutionsQ1 2025: 765 institutionsQ2 2025: 771 institutionsQ3 2025: 755 institutionsQ4 2025: 808 institutionsQ1 2026: 1,178 institutionsQ2 2026: 1,185 institutions
Value heldQ1 2026: $29.1B
Q1 2021: $15.5BQ2 2021: $18.9BQ3 2021: $19.5BQ4 2021: $20.4BQ1 2022: $16.9BQ2 2022: $17.7BQ3 2022: $14.5BQ4 2022: $18.2BQ1 2023: $16.8BQ2 2023: $15.0BQ3 2023: $15.7BQ4 2023: $19.4BQ1 2024: $20.1BQ2 2024: $16.5BQ3 2024: $20.3BQ4 2024: $21.2BQ1 2025: $21.2BQ2 2025: $20.4BQ3 2025: $17.2BQ4 2025: $21.9BQ1 2026: $29.1BQ2 2026: $37.3B
Institutions holding WAT and their total value by quarter
QuarterHoldersValue
Q2 20261,185$37.3B
Q1 20261,178$29.1B
Q4 2025808$21.9B
Q3 2025755$17.2B
Q2 2025771$20.4B
Q1 2025765$21.2B
Q4 2024761$21.2B
Q3 2024697$20.3B
Q2 2024695$16.5B
Q1 2024689$20.1B
Q4 2023674$19.4B
Q3 2023651$15.7B
Q2 2023647$15.0B
Q1 2023678$16.8B
Q4 2022654$18.2B
Q3 2022644$14.5B
Q2 2022654$17.7B
Q1 2022661$16.9B
Q4 2021667$20.4B
Q3 2021658$19.5B
Q2 2021634$18.9B
Q1 2021600$15.5B

Institutions, Q1 2026

Shares, value and share of portfolio for each institution holding Waters Corp; share changes are against Q4 2025.

Institutions holding WAT in Q1 2026
InstitutionSharesValue% of portfolioChange in sharesAction
Global X Japan Co., Ltd.1,897$564.9K0.03%+112+6.3%Added
Romano Brothers and Company1,905$567.3K0.06%+1,905New
Davenport & Co LLC1,910$568.8K0.00%+1,910New
SFE Investment Counsel1,913$569.7K0.09%+1,913New
Aso Group Ltd1,913$570.0K0.24%−1,736−47.6%Reduced
Arq Wealth Advisors, LLC1,920$571.8K0.10%+1,920New
Meeder Advisory Services, Inc.1,924$573.0K0.02%+312+19.4%Added
PFG Investments, LLC1,948$580.1K0.03%+364+23.0%Added
Farther Finance Advisors, LLC1,973$591.8K0.01%+581+41.7%Added
Phoenix Holdings Ltd.1,995$593.9K0.01%+481+31.8%Added
Adviser Investments LLC2,021$601.9K0.01%+2,021New
Aptus Capital Advisors, LLC2,025$603.0K0.01%+778+62.4%Added
Beacon Pointe Advisors, LLC2,032$605.1K0.00%+998+96.5%Added
Cutler Investment Counsel LLC2,073$617.3K0.06%+2,073New
Toth Financial Advisory Corp2,081$619.7K0.07%+2,081New
Venturi Wealth Management, LLC2,082$620.0K0.03%−121−5.5%Reduced
Everence Capital Management Inc2,094$624.0K0.04%+448+27.2%Added
Washington Trust Co2,110$628.6K0.02%+2,110New
Callan Family Office, LLC2,119$631.0K0.01%+832+64.6%Added
Somerset Trust Co2,130$634.3K0.19%+2,130New
Massmutual Trust Co FSB2,143$638.2K0.02%−59−2.7%Reduced
Jane Street Group, LLC2,153$641.2K0.00%−57,968−96.4%Reduced
Prudential PLC2,164$644.4K0.00%+929+75.2%Added
Siemens Fonds Invest GmbH2,168$645.6K0.04%+1,353+166.0%Added
Scotia Capital Inc.2,179$649.0K0.00%+2,179New
JB Capital LLC2,189$651.9K0.03%+2,189New
Sprucegrove Investment Management Ltd2,204$656.4K0.11%+2,204New
Ferguson Wellman Capital Management, Inc2,217$660.2K0.01%+202+10.0%Added
Long Road Investment Counsel, LLC2,219$660.9K0.26%+2,219New
Great Diamond Partners, LLC2,229$663.8K0.13%00.0%Unchanged
Stock Yards Bank & Trust Co2,232$664.7K0.02%+31+1.4%Added
Fisher Funds Management LTD2,239$666.8K0.02%+2,239New
Allworth Financial LP2,243$668.0K0.00%+1,973+730.7%Added
Ballentine Partners, LLC2,249$669.8K0.01%+167+8.0%Added
Plato Investment Management Ltd2,248$669.8K0.04%+1,553+223.5%Added
Winthrop Partners - WNY, LLC2,255$671.5K0.36%+178+8.6%Added
Mengis Capital Management, Inc.2,260$673.0K0.12%+10+0.4%Added
Needham Investment Management LLC2,266$674.8K0.03%+2,266New
Westport Asset Management Inc2,338$696.3K0.31%+2,338New
Kestra Private Wealth Services, LLC2,346$698.6K0.01%+371+18.8%Added
Northwestern Mutual Wealth Management Co2,348$699.2K0.00%+1,817+342.2%Added
Kentucky Retirement Systems7,028$703.0K0.05%+3,289+88.0%Added
Integrated Wealth Concepts LLC2,364$704.0K0.01%+2,364New
Boyd Watterson Asset Management LLC2,371$706.1K0.22%+2,211+1,381.9%Added
Two Sigma Securities, LLC2,373$706.7K0.08%+2,373New
Lederer & Associates Investment Counsel2,375$707.0K0.50%00.0%Unchanged
Marshall Financial Group LLC2,375$707.3K0.11%+148+6.6%Added
Auxier Asset Management2,401$715.0K0.10%+2,401New
Lombard Odier Asset Management (Switzerland) SA2,407$716.8K0.03%+2,407New
Arnhold LLC2,407$716.8K0.05%+2,407New
V-Square Quantitative Management LLC2,408$717.1K0.08%+808+50.5%Added
Huntington National Bank2,421$721.0K0.00%+877+56.8%Added
Benjamin Edwards Inc2,429$723.1K0.01%+1,611+196.9%Added
Guyasuta Investment Advisors Inc2,431$724.0K0.04%+2,431New
Avidian Wealth Solutions, LLC2,442$727.2K0.02%+2,442New
Wahed Invest LLC2,450$729.6K0.09%+883+56.3%Added
Silver Lake Advisory, LLC2,486$740.3K0.29%+2,486New
Sterling Capital Management LLC2,503$745.4K0.01%+596+31.3%Added
Gateway Investment Advisers LLC2,527$752.5K0.01%+515+25.6%Added
Aberdeen Wealth Management LLC2,548$758.8K0.35%+51+2.0%Added
Kentucky Retirement Systems Insurance Trust Fund2,586$770.1K0.05%+1,019+65.0%Added
Dai-Ichi Life Insurance Company, Ltd2,596$773.1K0.02%+878+51.1%Added
Squarepoint Ops LLC2,607$776.4K0.00%+1,020+64.3%Added
Coldstream Capital Management Inc2,613$778.2K0.01%+260+11.0%Added
EagleClaw Capital Managment, LLC2,650$789.2K0.11%+2,650New
Dakota Wealth Management2,651$789.6K0.02%+2,651New
GF Fund Management Co. Ltd.2,653$790.1K0.01%+1,048+65.3%Added
Virtu Financial LLC2,682$799.0K0.03%+37+1.4%Added
Securian Asset Management, Inc2,698$803.5K0.03%+1,054+64.1%Added
Fiduciary Trust Co2,706$805.8K0.01%+2,128+368.2%Added
ARS Wealth Advisors Group, LLC2,709$806.7K0.07%+2,709New
MUFG Securities Americas Inc.2,714$808.2K0.05%+1,110+69.2%Added
Ofi Invest Asset Management2,763$822.8K0.01%+1,718+164.4%Added
Atwood & Palmer Inc2,807$835.9K0.05%+2,807New
North Dakota State Investment Board2,839$845.5K0.04%+797+39.0%Added
Fieldview Capital Management, LLC2,872$855.3K0.25%+2,872New
Novem Group2,879$857.4K0.10%+176+6.5%Added
Violich Capital Management, Inc.2,886$859.5K0.10%+2,886New
Man Group plc2,896$862.4K0.00%−15,369−84.1%Reduced
GAMMA Investing LLC2,911$866.9K0.04%+1,173+67.5%Added
IMC-Chicago, LLC2,931$872.9K0.01%+2,931New
Invst, LLC2,932$873.1K0.10%+2,932New
Lido Advisors, LLC2,937$874.7K0.00%+1,079+58.1%Added
XTX Topco Ltd2,958$880.9K0.02%−1,661−36.0%Reduced
Vega Investment Solutions2,960$881.5K0.21%−94−3.1%Reduced
QRG Capital Management, Inc.2,963$882.5K0.01%−279−8.6%Reduced
Walleye Capital LLC2,969$884.2K0.01%+2,969New
Advisors Asset Management, Inc.2,975$886.0K0.01%−243−7.6%Reduced
Vestcor Inc2,984$889.0K0.02%+399+15.4%Added
Manchester Capital Management LLC3,004$894.6K0.13%+2,304+329.1%Added
Mission Wealth Management, LP3,021$899.7K0.02%+209+7.4%Added
LaFleur & Godfrey LLC3,022$900.0K0.11%−307−9.2%Reduced
Kestra Advisory Services, LLC3,036$904.0K0.00%+843+38.4%Added
Fulton Bank, N.A.3,043$906.2K0.03%−31−1.0%Reduced
Brown Brothers Harriman & Co3,045$906.8K0.00%+2,181+252.4%Added
Johnson Investment Counsel Inc3,051$908.6K0.01%+1,896+164.2%Added
Quadrant Capital Group LLC3,060$911.3K0.03%+1,059+52.9%Added
Bokf, NA3,062$911.9K0.01%+1,314+75.2%Added
Bridges Investment Management Inc3,098$922.6K0.01%+3,098New
Millstone Evans Group, LLC3,133$933.0K0.56%+26+0.8%Added