Waters Corp
WAT- Exchange
- NYSE
- Industry
- Laboratory Analytical Instruments
- SEC CIK
- 0001000697
No open-market purchases or sales by Waters Corp insiders were filed in the last 90 days; 1,189 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.
Key figures
- Market capClose on Nov 10, 2026
- $46.7B
- Insider buysOpen market, last 90 days
- 0
- Insider sellsOpen market, last 90 days
- 0
- 13F holdersQ2 2026, +21 vs. previous quarter
- 1,189
- 13F valueReported value at the end of Q2 2026
- $37.3B
- Superinvestors holdingAt the end of Q2 2026
- 3
Price chart
Financials
See financial statementsFrom SEC filings, in USD.
- Revenue, FY2025
- $3.17B
- +7.0% year over year
- Net income, FY2025
- $642.6M
- +0.8% year over year
- Free cash flow, FY2025
- $539.8M
- No comparable prior period
- Revenue, Q3 FY2026
- $1.77B
- +120.9% year over year
Revenue flow, FY2025
Green is profit; orange is costs, expenses and taxes. Percentages are shares of revenue.
Short interest
See short dataFrom FINRA, settlement date Oct 30, 2026.
- Short interest
- 3.33M
- Shares sold short
- Change
- +138.2K
- +4.3% vs. previous
- Days to cover
- 3.63
- At average daily volume
Superinvestors holding WAT, Q2 2026
Go to the superinvestors tab3 superinvestors report holding Waters Corp on Form 13F. Percentages are the stock's share of each portfolio.
Viking Global Investors
Andreas Halvorsen
1.8%
Waters Corp's share of the portfolio
- Shares
- 1,662,140
- Value
- $623.4M
| Superinvestor | Weight | Value |
|---|---|---|
| Harris Associates (Oakmark) | <0.1% | $6.91M |
Latest insider trades
See all insider tradesOpen-market purchases and sales by Waters Corp insiders from Form 4, newest first.
| Filed (ET) | Trade date | Filing delay | Insider | Transaction | Shares | Avg price | Value | Holding change | Flags |
|---|---|---|---|---|---|---|---|---|---|
| Aug 7, 2026 (view filing)5:20 PM ET | Aug 6 | 1 day | Kuebler Christopher ADirector | SSale | −3.63K | $397.94 | −$1.44M | −16.9%17.8K after | |
| Mar 18, 2026 (view filing) | Mar 16 | 2 days | Jiang WeiDirector | PPurchase | +500 | $289.46 | +$144.7K | +17.0%3.44K after | |
| Mar 10, 2026 (view filing) | Mar 6 | 4 days | Fearon Richard HDirector | PPurchase | +1.00K | $306.34 | +$306.3K | +43.4%3.30K after | |
| May 29, 2024 (view filing) | May 28 | 1 day | Fearon Richard HDirector | PPurchase | +1.00K | $332.90 | +$332.9K | +153.1%1.65K after | |
| May 16, 2024 (view filing) | May 15 | 1 day | Kuebler Christopher ADirector | SSale | −4.00K | $361.64 | −$1.45M | −21.4%14.7K after | |
| Mar 14, 2024 (view filing) | Mar 13 | 1 day | Baddour LindaDirector | SSale | −500 | $355.54 | −$177.8K | −18.2%2.25K after | |
| Aug 7, 2023 (view filing) | Aug 4 | 3 days | Kuebler Christopher ADirector | SSale | −4.00K | $291.48 | −$1.17M | −21.8%14.4K after | |
| Mar 1, 2023 (view filing) | Feb 28 | 1 day | Vergnano Mark PDirector | PPurchase | +3.19K | $313.32 | +$997.9K | +856.2%3.56K after | |
| Dec 8, 2022 (view filing) | Nov 30 | 8 days | Conard EdwardDirector | SSale | −1.06K | $334.70 | −$354.4K | −1.4%74.2K after | Amended |
| May 23, 2022 (view filing) | May 19 | 4 days | Kuebler Christopher ADirector | SSale | −4.00K | $328.78 | −$1.32M | −22.1%14.1K after |
Top 10 13F holders, Q2 2026
See all 1,189 holdersThe largest institutional positions in Waters Corp at the end of Q2 2026; share changes are against Q1 2026.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| BlackRock, Inc. | 8,484,939 | $3.18B | 0.05% | −58,075−0.7% | Reduced |
| Massachusetts Financial Services Co | 4,625,035 | $2.53B | 0.81% | −5,083−0.1% | Reduced |
| Vanguard Capital Management LLC | 6,415,552 | $2.41B | 0.05% | +36,777+0.6% | Added |
| Vanguard Portfolio Management LLC | 4,740,524 | $1.78B | 0.08% | −13,661−0.3% | Reduced |
| State Street Corp | 4,382,008 | $1.64B | 0.05% | +19,998+0.5% | Added |
| T. Rowe Price Investment Management, Inc. | 3,817,779 | $1.43B | 0.94% | −846,100−18.1% | Reduced |
| Invesco Ltd. | 3,494,267 | $1.31B | 0.10% | +1,325,982+61.2% | Added |
| Geode Capital Management, LLC | 2,636,146 | $984.8M | 0.05% | −10,312−0.4% | Reduced |
| Fundsmith LLPSuperinvestorFundsmith | 2,273,632 | $852.7M | 6.25% | −938,443−29.2% | Reduced |
| Price T Rowe Associates Inc | 2,177,958 | $816.8M | 0.08% | +1,053,930+93.8% | Added |
Holders of 5% or more of WAT
See all 2 holders and filingsHolders whose latest Schedule 13D or 13G filing reports 5% or more of Waters Corp.
| Holder | Latest form | Stake | Change | First filed | Latest filing | Filing |
|---|---|---|---|---|---|---|
| BlackRock, Inc. | 13G/A | 7.80%7.64M shares | −1.20 ppfrom 9.00% | Nov 7, 20243 filings | Apr 24, 2026 | SEC |
| Vanguard Capital Management LLC | 13G | 7.49%7.35M shares | New | Apr 30, 20261 filing | Apr 30, 2026 | SEC |
Politician trades
All politician trades in WAT9 members of Congress reported 22 trades in Waters Corp since 2020. Newest filings:
| Filed | Politician | Type | Amount |
|---|---|---|---|
| Sep 1, 2026 |  Kevin Hern House · OK | Sell | $1K-$15K |
| Aug 5, 2026 |  Tommy Tuberville Senate · AL | Sell (full) | $1K-$15K |
| Apr 13, 2026 |  Thomas H. Kean, Jr. House · NJ | Sell (partial) | $1K-$15K |
| Apr 7, 2026 |  Gilbert Ray Cisneros, Jr. House · CA | Buy | $1K-$15K |
| Mar 18, 2026 | Thomas H. Kean, Jr. House · NJ | Sell (partial) | $1K-$15K |
House · OK · Sep 1, 2026
Sell$1K-$15K
Senate · AL · Aug 5, 2026
Sell (full)$1K-$15K
House · NJ · Apr 13, 2026
Sell (partial)$1K-$15K
House · CA · Apr 7, 2026
Buy$1K-$15K
House · NJ · Mar 18, 2026
Sell (partial)$1K-$15K