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WAT Insider Trading

Insider Ownership Percentage: 0.31%
Insider Buying (Last 12 Months): $144,730.00
Insider Selling (Last 12 Months): $0.00

Waters Insider Trading History Chart

This chart shows the insider buying and selling history at Waters by year and by quarter.

Skip ChartChart Data in Insider Trading History Table

Waters Share Price & Price History

Current Price: $340.07
Price Change: ▼ Price Decrease of -2.3 (-0.67%)
As of 05/26/2026 10:33 AM ET

This chart shows the closing price history over time for WAT up to the past year.

Skip Chart and Table DataPrice Data in Insider Trading History Table
Days: 30 | 90 | 365

Waters Insider Trading History

Transaction DateInsider NameTitleBuy/SellNumber of SharesAverage Share PriceTotal TransactionShares Held After TransactionDetails
3/16/2026Wei JiangDirectorBuy500$289.46$144,730.003,441View SEC Filing Icon  
5/28/2024Richard H. FearonDirectorBuy1,000$332.90$332,900.001,653View SEC Filing Icon  
5/15/2024Christopher A. KueblerDirectorSell4,000$361.64$1,446,560.0014,716View SEC Filing Icon  
3/13/2024Linda BaddourDirectorSell500$355.54$177,770.002,250View SEC Filing Icon  
8/4/2023Christopher A. KueblerDirectorSell4,000$291.48$1,165,920.0014,382View SEC Filing Icon  
See Full Table

SEC Filings (Institutional Ownership Changes) for Waters (NYSE:WAT)

94.01% of Waters stock is owned by institutions. Institutional ownership can be a sign of analyst confidence in the fundamentals of the stock.

Institutional Buying and Selling by Quarter

This chart shows the instiutional buying and selling at WAT by year and by quarter.

Skip Institutional Buying and Selling Chart and Table DataRead Chart Data in Institutional Trading History Table

Waters Institutional Trading History

Reporting DateHedge FundShares HeldMarket Value% of PortfolioQuarterly Change in SharesOwnership in CompanyDetails
5/22/2026Groupama Asset Managment1,578$0.47M0.0%+145.4%0.002%Search for SEC Filing on Google Icon
5/21/2026Groupe la Francaise31,009$9.21M0.1%N/A0.032%Search for SEC Filing on Google Icon
5/20/2026Liontrust Investment Partners LLP298,855$89M1.3%+5,156.0%0.304%Search for SEC Filing on Google Icon
5/20/2026Union Heritage Capital LLC831$0.25M0.1%N/A0.001%Search for SEC Filing on Google Icon
5/19/2026Western Wealth Management LLC159$47K0.0%N/A0.000%Search for SEC Filing on Google Icon
5/19/2026Bank of America Corp DE843,636$251.24M0.0%+44.2%0.859%Search for SEC Filing on Google Icon
5/19/2026Edgestream Partners L.P.6,541$1.95M0.1%+274.6%0.007%Search for SEC Filing on Google Icon
5/19/2026Kensington Investment Counsel LLC1,443$0.43M0.2%-59.5%0.001%Search for SEC Filing on Google Icon
5/19/2026Kentucky Retirement Systems7,028$2.09M0.1%+88.0%0.007%Search for SEC Filing on Google Icon
5/19/2026Kentucky Retirement Systems Insurance Trust Fund2,586$0.77M0.1%+65.0%0.003%Search for SEC Filing on Google Icon
5/19/2026Janus Henderson Group PLC1,638,772$488.03M0.2%+27.0%1.669%Search for SEC Filing on Google Icon
5/19/2026Oddo BHF Asset Management Sas8,193$2.44M0.1%+4.4%0.008%Search for SEC Filing on Google Icon
5/19/2026South Dakota Investment Council6,334$1.89M0.0%+849.6%0.006%Search for SEC Filing on Google Icon
5/19/2026Smith Group Asset Management LLC77,612$23.11M1.2%+6.8%0.079%Search for SEC Filing on Google Icon
5/18/2026Guardian Partners Inc.789$0.24M0.0%+9.4%0.001%Search for SEC Filing on Google Icon
5/18/2026Amundi432,146$128.69M0.0%+20.1%0.440%Search for SEC Filing on Google Icon
5/18/2026Parvin Asset Management LLC542$0.16M0.1%N/A0.001%Search for SEC Filing on Google Icon
5/18/2026EverSource Wealth Advisors LLC779$0.23M0.0%+112.3%0.001%Search for SEC Filing on Google Icon
5/18/2026California State Teachers Retirement System154,059$45.88M0.0%+68.1%0.157%Search for SEC Filing on Google Icon
5/18/2026Resources Management Corp CT ADV90$27K0.0%N/A0.000%Search for SEC Filing on Google Icon
5/18/2026Royal Bank of Canada228,857$68.15M0.0%+47.3%0.233%Search for SEC Filing on Google Icon
5/18/2026Empowered Funds LLC7,954$2.37M0.0%+431.0%0.008%Search for SEC Filing on Google Icon
5/18/2026Empyrean Capital Partners LP92,000$27.40M0.9%N/A0.094%Search for SEC Filing on Google Icon
5/18/2026Evelyn Partners Asset Management Ltd24,518$7.30M1.8%+1.4%0.025%Search for SEC Filing on Google Icon
5/18/2026Evelyn Partners Investment Management LLP856$0.26M0.0%+242.4%0.001%Search for SEC Filing on Google Icon
5/18/2026Evelyn Partners Investment Management Services Ltd16,715$4.98M0.6%-2.6%0.017%Search for SEC Filing on Google Icon
5/16/2026The Manufacturers Life Insurance Company 525,246$156.42M0.1%+615.8%0.535%Search for SEC Filing on Google Icon
5/16/2026Glen Eagle Advisors LLC410$0.12M0.0%+4,000.0%0.000%Search for SEC Filing on Google Icon
5/16/2026Quantinno Capital Management LP72,709$21.65M0.0%+8.4%0.074%Search for SEC Filing on Google Icon
5/16/2026Westport Asset Management Inc.2,338$0.70M0.3%N/A0.002%Search for SEC Filing on Google Icon
5/15/2026OMERS ADMINISTRATION Corp10,652$3.17M0.0%+43.7%0.011%Search for SEC Filing on Google Icon
5/15/2026Bradley Foster & Sargent Inc. CT5,141$1.53M0.0%+17.6%0.005%Search for SEC Filing on Google Icon
5/15/2026Lombard Odier Asset Management Switzerland SA2,407$0.72M0.0%N/A0.002%Search for SEC Filing on Google Icon
5/15/2026Waverly Advisors LLC3,244$0.97M0.0%+34.5%0.003%Search for SEC Filing on Google Icon
5/15/2026London Co. of Virginia355,310$105.81M0.7%-29.6%0.362%Search for SEC Filing on Google Icon
5/15/2026Epoch Investment Partners Inc.224,431$66.84M0.4%+0.9%0.229%Search for SEC Filing on Google Icon
5/15/2026Empirical Finance LLC3,351$1M0.0%+64.5%0.003%Search for SEC Filing on Google Icon
5/15/2026Cannell & Spears LLC7,238$2.16M0.0%+9.0%0.007%Search for SEC Filing on Google Icon
5/14/2026Healthcare of Ontario Pension Plan Trust Fund20,893$6.22M0.0%+184.1%0.021%Search for SEC Filing on Google Icon
5/14/2026Dai ichi Life Insurance Company Ltd2,596$0.77M0.0%+51.1%0.003%Search for SEC Filing on Google Icon
5/14/2026Bollard Group LLC98$29K0.0%N/A0.000%Search for SEC Filing on Google Icon
5/14/2026Gabelli Funds LLC8,214$2.45M0.0%+22.6%0.008%Search for SEC Filing on Google Icon
5/14/2026Gamco Investors INC. ET AL1,314$0.39M0.0%N/A0.001%Search for SEC Filing on Google Icon
5/14/2026Morningstar Investment Management LLC20,445$6.09M0.4%+58.4%0.021%Search for SEC Filing on Google Icon
5/14/2026Public Employees Retirement System of Ohio29,424$8.76M0.0%+64.2%0.030%Search for SEC Filing on Google Icon
5/14/2026Compound Planning Inc.1,055$0.31M0.0%-31.4%0.001%Search for SEC Filing on Google Icon
5/14/2026Modern Wealth Management LLC1,315$0.39M0.0%N/A0.001%Search for SEC Filing on Google Icon
5/14/2026Arrowstreet Capital Limited Partnership148,660$44.27M0.0%+201.1%0.151%Search for SEC Filing on Google Icon
5/14/2026Bank of Nova Scotia13,658$4.07M0.0%+38.7%0.014%Search for SEC Filing on Google Icon
5/14/2026Sei Investments Co.197,565$58.84M0.1%+162.7%0.201%Search for SEC Filing on Google Icon
5/14/2026Lido Advisors LLC2,937$0.88M0.0%+58.1%0.003%Search for SEC Filing on Google Icon
5/13/2026Cetera Investment Advisers13,097$3.90M0.0%+121.0%0.013%Search for SEC Filing on Google Icon
5/13/2026Levin Capital Strategies L.P.29,535$8.80M0.7%N/A0.030%Search for SEC Filing on Google Icon
5/13/2026Godshalk Welsh Capital Management Inc.1,665$0.50M0.3%N/A0.002%Search for SEC Filing on Google Icon
5/13/2026Barbara Oil Co.676$0.20M0.1%N/A0.001%Search for SEC Filing on Google Icon
5/13/2026CI Investments Inc.4,575$1.36M0.0%+12.0%0.005%Search for SEC Filing on Google Icon
5/13/2026First Trust Advisors LP303,112$90.27M0.1%-24.6%0.309%Search for SEC Filing on Google Icon
5/12/2026Westpac Banking Corp1,864$0.56M0.0%+73.7%0.002%Search for SEC Filing on Google Icon
5/12/2026ABN Amro Investment Solutions4,000$1.19M0.0%+125.2%0.004%Search for SEC Filing on Google Icon
5/8/2026PNC Financial Services Group Inc.40,612$12.09M0.0%+110.6%0.041%Search for SEC Filing on Google Icon
5/8/2026Andra AP fonden640$0.19M0.0%-97.8%0.001%Search for SEC Filing on Google Icon
5/8/2026Glenview Trust Co10,091$3.01M0.0%+37.5%0.010%Search for SEC Filing on Google Icon
5/8/2026Long Road Investment Counsel LLC2,219$0.66M0.3%N/A0.002%Search for SEC Filing on Google Icon
5/8/2026Madison Asset Management LLC272,649$81.20M1.0%-7.0%0.278%Search for SEC Filing on Google Icon
5/8/2026Cutler Investment Counsel LLC2,073$0.62M0.1%N/A0.002%Search for SEC Filing on Google Icon
5/8/2026Commerzbank Aktiengesellschaft FI4,595$1.37M0.0%-10.6%0.005%Search for SEC Filing on Google Icon
5/7/2026Leith Wheeler Investment Counsel Ltd.21,335$6.35M0.5%N/A0.022%Search for SEC Filing on Google Icon
5/7/2026Meeder Advisory Services Inc.1,924$0.57M0.0%+19.4%0.002%Search for SEC Filing on Google Icon
5/7/2026Lowe Brockenbrough & Co. Inc.1,632$0.49M0.0%+6.8%0.002%Search for SEC Filing on Google Icon
5/7/2026Dimensional Fund Advisors LP814,716$242.60M0.1%+60.8%0.830%Search for SEC Filing on Google Icon
5/7/2026Parallel Advisors LLC1,074$0.32M0.0%+77.2%0.001%Search for SEC Filing on Google Icon
5/7/2026Hahn Capital Management LLC5,002$1.49M0.9%N/A0.005%Search for SEC Filing on Google Icon
5/7/2026KBC Group NV23,570$7.02M0.0%+40.5%0.024%Search for SEC Filing on Google Icon
5/7/2026S&CO Inc.11,417$3.40M0.2%+4.2%0.012%Search for SEC Filing on Google Icon
5/7/2026SEB Asset Management AB18,861$5.62M0.0%N/A0.019%Search for SEC Filing on Google Icon
5/7/2026Vision Retirement LLC99$29K0.0%N/A0.000%Search for SEC Filing on Google Icon
5/7/2026Swiss National Bank288,614$85.95M0.0%+76.9%0.294%Search for SEC Filing on Google Icon
5/7/2026Mediolanum International Funds Ltd1,245$0.37M0.0%N/A0.001%Search for SEC Filing on Google Icon
5/7/2026Spartan Wealth Advisory Services LLC721$0.22M0.0%N/A0.001%Search for SEC Filing on Google Icon
5/7/2026Heartland Advisors Inc.12,461$3.71M0.2%N/A0.013%Search for SEC Filing on Google Icon
5/6/2026Freemont Management S.A.37,700$11.23M1.7%-9.4%0.038%Search for SEC Filing on Google Icon
5/6/2026Annis Gardner Whiting Capital Advisors LLC443$0.13M0.0%+171.8%0.000%Search for SEC Filing on Google Icon
5/6/2026California Public Employees Retirement System138,423$41.22M0.0%+25.4%0.141%Search for SEC Filing on Google Icon
5/6/2026Clifford Swan Investment Counsel LLC742$0.22M0.0%N/A0.001%Search for SEC Filing on Google Icon
5/6/2026Bartlett & CO. Wealth Management LLC312$94K0.0%+3,366.7%0.000%Search for SEC Filing on Google Icon
5/6/2026Heartland Bank & Trust Co1,116$0.33M0.1%+4.4%0.001%Search for SEC Filing on Google Icon
5/6/2026Modera Wealth Management LLC688$0.21M0.0%N/A0.001%Search for SEC Filing on Google Icon
5/6/2026Assetmark Inc.9,645$2.87M0.0%+440.3%0.010%Search for SEC Filing on Google Icon
5/6/2026C WorldWide Group Holding A S36,442$10.85M0.2%-0.1%0.037%Search for SEC Filing on Google Icon
5/6/2026Bessemer Group Inc.6,002$1.79M0.0%+76.6%0.006%Search for SEC Filing on Google Icon
5/6/2026Avalon Trust Co1,330$0.40M0.0%+2.3%0.001%Search for SEC Filing on Google Icon
5/6/2026Allspring Global Investments Holdings LLC488,854$146.60M0.2%+18,305.6%0.498%Search for SEC Filing on Google Icon
5/5/2026Delta Financial Advisors LLC754$0.23M0.1%N/A0.001%Search for SEC Filing on Google Icon
5/5/2026Wealthfront Advisers LLC7,593$2.26M0.0%+12.0%0.008%Search for SEC Filing on Google Icon
5/5/2026D.A. Davidson & CO.17,953$5.35M0.0%+453.4%0.018%Search for SEC Filing on Google Icon
5/5/2026Marks Group Wealth Management Inc4,481$1.33M0.1%+325.5%0.005%Search for SEC Filing on Google Icon
5/5/2026Bank of New York Mellon Corp528,908$157.51M0.0%+63.6%0.539%Search for SEC Filing on Google Icon
5/5/2026Illinois Municipal Retirement Fund3,780$1.13M0.0%+11.8%0.004%Search for SEC Filing on Google Icon
5/5/2026Geneos Wealth Management Inc.181$54K0.0%N/A0.000%Search for SEC Filing on Google Icon
5/5/2026SouthState Bank Corp413$0.12M0.0%+3,654.5%0.000%Search for SEC Filing on Google Icon
Data available starting January 2016

See Full Table
Waters logo
Waters Corporation provides analytical workflow solutions in Asia, the Americas, and Europe. It operates through two segments: Waters and TA. The company designs, manufactures, sells, and services high and ultra-performance liquid chromatography, as well as mass spectrometry (MS) technology systems and support products, including chromatography columns, other consumable products, and post-warranty service plans. It also designs, manufactures, sells, and services thermal analysis, rheometry, and calorimetry instruments; and develops and supplies software-based products that interface with its instruments, as well as other manufacturers' instruments. In addition, the company offers MS technology instruments are used in drug discovery and development comprising clinical trial testing, the analysis of proteins in disease processes, nutritional safety analysis, and environmental testing. Further, the company provides thermal analysis, rheometry, and calorimetry instruments for use in predicting the suitability and stability of fine chemicals, pharmaceuticals, water, polymers, metals, and viscous liquids for various industrial, consumer good, and healthcare products, as well as for life science research. Its products are used by clinical, pharmaceutical, biochemical, industrial, nutritional safety, environmental, academic, and governmental customers working in research and development, quality assurance, and other laboratory applications. The company was founded in 1958 and is headquartered in Milford, Massachusetts.
Read More on Waters

Today's Range

Now: $340.07
Low: $334.18
High: $342.84

50 Day Range

MA: $318.44
Low: $286.42
High: $355.12

52 Week Range

Now: $340.07
Low: $275.05
High: $414.15

Volume

78,468 shs

Average Volume

1,059,842 shs

Market Capitalization

$33.39 billion

P/E Ratio

43.21

Dividend Yield

N/A

Beta

1.14

Who are the company insiders with the largest holdings of Waters?

Waters' top insider shareholders include:
  1. Arthur G Caputo (EVP)
  2. Arthur Caputo (EVP)
  3. Arthur G Caputo (EVP)
  4. Edward Conard (Director)
  5. Christopher J Oconnell (CEO)
  6. Eugene G Cassis (CFO)
  7. Joann A Reed (Director)
  8. Eugene G Cassis (SVP)
  9. Elizabeth B Rae (VP)
  10. Michael C Harrington (SVP)
Learn More about top insider investors at Waters.

Who are the major institutional investors of Waters?

Waters' top institutional investors include:
  1. Janus Henderson Group PLC — 1.67%
  2. Principal Financial Group Inc. — 1.04%
  3. Bank of America Corp DE — 0.86%
  4. Dimensional Fund Advisors LP — 0.83%
  5. Bank of New York Mellon Corp — 0.54%
  6. The Manufacturers Life Insurance Company — 0.53%
Learn More about top institutional investors of Waters stock.

Which major investors are selling Waters stock?

During the last quarter, WAT stock was sold by these institutional investors:
  1. London Co. of Virginia
  2. First Trust Advisors LP
  3. Hikari Power Ltd
  4. Andra AP fonden
  5. Madison Asset Management LLC
  6. Boston Trust Walden Corp
  7. Freemont Management S.A.
  8. Kensington Investment Counsel LLC

Which major investors are buying Waters stock?

Within the last quarter, WAT stock was acquired by institutional investors including:
  1. Allspring Global Investments Holdings LLC
  2. The Manufacturers Life Insurance Company
  3. Janus Henderson Group PLC
  4. Dimensional Fund Advisors LP
  5. Liontrust Investment Partners LLP
  6. Bank of America Corp DE
  7. Bank of New York Mellon Corp
  8. Principal Financial Group Inc.
In the last year, these company insiders have bought Waters stock:
  1. Wei Jiang (Director)
  2. Richard H Fearon (Director)
Learn More investors buying Waters stock.

Waters Active Insiders

Christopher J Oconnell
Christopher J Oconnell
CEO
Sherry Buck
Sherry Buck (Age 60)
Former CFO
Michael J Berendt
Michael J Berendt
Director
Christopher A Kuebler
Director
Edward Conard
Edward Conard
Director
Linda Baddour
Linda Baddour
Director
Thomas P Salice
Thomas P Salice
Director
Joann A Reed
Joann A Reed
Director
Mark P Vergnano
Mark P Vergnano
Director
Richard H Fearon
Director
Wei Jiang
Wei Jiang
Director
1 recent trades
Ian King
Ian King (Age 68)
SVP
Michael C Harrington
Michael C Harrington (Age 64)
SVP
Robert G Carson
Robert G Carson
SVP