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Waters Corporation (WAT) insider trades, Congress trades and 13F ownership | OQRO

WAT

Waters Corporation

WAT · NYSE · Life Sciences Tools & Services

Overview Insider trades Federal contracts Fund holdings Congress Lobbying & PAC News Timeline

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Everything reported about this company, newest first. Each line shows the dates that matter for its source.

September 2026

Congress trade · Transaction Aug 13, 2026 · Disclosed Sep 1, 2026
Disclosed sale of WAT — reported range $1,001 - $15,000 Source

August 2026

Fund holdings · Holdings as of Jun 30, 2026 (Q2 2026) · Filed Aug 14, 2026
Viking Global disclosed an increased position in WAT for Q2 2026 Source
Insider trade · Traded Aug 6, 2026 · Filed Aug 7, 2026
Director sold ~$1.44M of WAT shares in the open market Source
Congress trade · Transaction May 3, 2024 · Disclosed Aug 5, 2026
Disclosed sale of WAT — reported range $1,001 - $15,000 Source

May 2026

5%+ stake · Stake as of Mar 31, 2026 · Filed May 15, 2026
Fundsmith LLP cut its WAT stake below 5% (4.4%)Source

April 2026

Congress trade · Transaction Mar 10, 2026 · Disclosed Apr 13, 2026
Disclosed partial sale of WAT — reported range $1,001 - $15,000 Source
Congress trade · Transaction Mar 18, 2026 · Disclosed Apr 7, 2026
Disclosed purchase of WAT — reported range $1,001 - $15,000 Source

March 2026

Insider trade · Traded Mar 16, 2026 · Filed Mar 18, 2026
Director purchased ~$145K of WAT shares in the open market Source
Congress trade · Transaction Feb 13, 2026 · Disclosed Mar 18, 2026
Disclosed partial sale of WAT — reported range $1,001 - $15,000 Source
Insider trade · Traded Mar 6, 2026 · Filed Mar 10, 2026
Director purchased ~$306K of WAT shares in the open market Source
Congress trade · Transaction Feb 9, 2026 · Disclosed Mar 6, 2026
Disclosed exchange of WAT — reported range $1,001 - $15,000 Source

February 2026

Congress trade · Transaction Feb 10, 2026 · Disclosed Feb 23, 2026
Disclosed exchange of WAT — reported range $1,001 - $15,000 Source

January 2026

Congress trade · Transaction Dec 8, 2025 · Disclosed Jan 13, 2026
Disclosed purchase of WAT — reported range $1,001 - $15,000 Source
Congress trade · Transaction Nov 19, 2024 · Disclosed Jan 13, 2026
Disclosed sale of WAT — reported range $1,001 - $15,000 Source
Congress trade · Transaction Oct 23, 2024 · Disclosed Jan 13, 2026
Disclosed purchase of WAT — reported range $1,001 - $15,000 Source

November 2025

5%+ stake · Stake as of Sep 30, 2025 · Filed Nov 14, 2025
AllianceBernstein L.P. cut its WAT stake below 5% (3.5%)Source

October 2025

Congress trade · Transaction Sep 30, 2025 · Disclosed Oct 10, 2025
Disclosed purchase of WAT — reported range $1,001 - $15,000 Source

September 2025

Congress trade · Transaction Aug 26, 2025 · Disclosed Sep 12, 2025
Disclosed purchase of WAT — reported range $1,001 - $15,000 Source
Congress trade · Transaction Aug 13, 2025 · Disclosed Sep 12, 2025
Disclosed purchase of WAT — reported range $1,001 - $15,000 Source
Congress trade · Transaction Aug 12, 2025 · Disclosed Sep 12, 2025
Disclosed purchase of WAT — reported range $1,001 - $15,000 Source

August 2025

Congress trade · Transaction Jul 22, 2025 · Disclosed Aug 13, 2025
Disclosed sale of WAT — reported range $1,001 - $15,000 Source
Congress trade · Transaction Jul 16, 2025 · Disclosed Aug 13, 2025
Disclosed purchase of WAT — reported range $1,001 - $15,000 Source

May 2025

Congress trade · Transaction Apr 8, 2025 · Disclosed May 8, 2025
Disclosed sale of WAT — reported range $1,001 - $15,000 Source

March 2025

Congress trade · Transaction Feb 25, 2025 · Disclosed Mar 27, 2025
Disclosed purchase of WAT — reported range $1,001 - $15,000 Source