WAT

WATERS CORP

WAT·941848103·US·Common Stock·Healthcare - Diagnostics & Research-13D/G

WAT (WATERS CORP) is held by 308 institutional investors as of Q2 2026. Largest holders: BlackRock, Inc. ($3.2B), MASSACHUSETTS FINANCIAL SERVICES CO /MA/ ($2.5B), VANGUARD CAPITAL MANAGEMENT LLC ($2.4B). Net institutional sentiment: Mixed. In Q2 2026, 4 members of Congress and 149 funds bought WAT.

308
Holders
(31 Elite)
$31.5B
Total Value
47% (316)
Consensus
149 buying - 167 selling
13F: Insider & Congress: Updated regularly
WAT

Smart Money Verdict

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Held by 308 funds
31 elite

Who's Trading

Source dates: Price Aug 31, 2026 · Insiders Mar 18, 2026 · Activists May 15, 2026 · Congress Aug 5, 2026

ActivistFundsmith LLPFundsmith LLP4.4%May 15, 2026
ActivistVAVanguard Capital Management7.5%Apr 30, 2026
ActivistBlackRock, Inc.BlackRock, Inc.7.8%Apr 24, 2026
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Top Holders

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Fund
Action
Shares
Value
Weight
Est. P&L
Conviction
Decreased
8.5M(-0.7%)$3.2B0.0%+18.77%
0
Decreased
4.6M(-0.1%)$2.5B0.8%+44.74%
0
Increased
6.4M(+0.6%)$2.4B0.1%+32.70%
32
Decreased
4.7M(-0.3%)$1.8B0.1%+32.85%
0
Increased
4.4M(+0.5%)$1.6B0.0%+27.99%
32
Increased
3.5M(+61.1%)$1.3B0.1%+27.04%
55
Increased
2.7M(+69.5%)$1B0.8%+32.85%
67
Decreased
2.6M(-0.4%)$984.8M0.1%+48.80%
0
Decreased
2.3M(-29.2%)$852.7M6.2%+103.86%
0
Increased
2.7M(+27.3%)$802.4M0.3%+24.68%
47
Increased
2.2M(+9.4%)$796.2M0.0%+30.37%
35
Increased
1.7M(+32.3%)$623.4M1.8%+26.63%
63
Increased
1.4M(+69.3%)$515M0.1%+19.83%
46
Increased
1.3M(+299.8%)$474.1M0.3%+15.09%
60
Decreased
1.2M(-13.3%)$456.4M3.1%+48.08%
0
Increased
1.1M(+9.3%)$417.8M0.2%+32.12%
41
Decreased
1.1M(-10.2%)$411.5M0.0%+30.76%
0
Decreased
1M(-0.9%)$387.3M0.0%+45.10%
0
Decreased
948,639(-7.5%)$355.8M0.2%+33.79%
0
Increased
924,742(+83.9%)$346.8M0.0%+17.80%
48

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WATWATWATERS CORP

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Data sourced from four public-disclosure sources: SEC 13F, Form 4, 13D/13G, and House/Senate STOCK Act disclosures. Not financial advice. Full disclaimer

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