William M. Waterman Net Worth

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Last Updated: 2 months, 3 weeks ago

William M. Waterman has an estimated net worth of at least $12.1 million*, as of Oct. 29, 2025. They own 76,517 shares of KEX stock. They have sold 75,001 shares of KEX stock since 2021, for an estimated $8.0 million.

William M. Waterman $KEX SEC Form 4 Insider Trading

William M. Waterman has filed a total of 3 insider trades in $KEX since 2021. Their most recent trade was a sale of 40,001 shares, made on Nov 25, 2024. Their largest trade was a sale of 40,001 shares, made on Nov 25, 2024. We estimate that they now own 76,517 shares of $KEX, worth an estimated $4.1 million.

Insider Trading at $KEX

There have been a total of 99 insider trades reported at $KEX since 2021, with 1,400 shares purchased and 517,236 shares sold. The most active insider traders in $KEX stock have been David W Grzebinski, Scott P Miller, and Ronald A Dragg. The most recent trade was a sale of 11,145 shares reported by Christian G. O'Neil (President and COO), made on Dec 22, 2025.

History of Insider Stock Trades by William M. Waterman

Company Ticker	Purchase / Sale	Shares	Date	Disclosed (EST)
KEX	Sale	40,001	Nov 25, 2024	Nov. 26, 2024, 2:25 p.m.
KEX	Sale	10,000	May 15, 2024	May 16, 2024, 6:13 p.m.
KEX	Sale	25,000	Jun 03, 2021	June 2, 2021, 8 p.m.

$KEX Executives and Stock Owners with Insider Trades

David W Grzebinski, President & CEO
Scott P Miller, VP - CIO
Ronald A Dragg, Vice President and Controller
Amy D. Husted, VP General Counsel & Secretary
Christian G. O'Neil, President and COO
Dorman Lynn Strahan, President-Kirby Engine Systems
Raj Kumar, Exec VP and CFO
Christian G. O'Neil, President-Kirby Inland Marine
Kim B Clarke, VP and Chief HR Officer
David W Grzebinski, CEO
Kurt A. Niemietz, VP IR & Treasurer
Amy D. Husted, Exec VP General Counsel & Sec
Eric S Holcomb, VP-Investor Relations
Joseph H. Reniers, President-Kirby Distribution
Kurt A. Niemietz, Vice President and Treasurer
William Matthew Woodruff, VP of Public and Govt Affairs

*This is only based off of information found in SEC filings, and may not reflect actual net worth. There may also be inaccuracies due to privately holdings filing errors, parsing errors, accidental double-counting of shares, incorrect classification of indirectly owned shares, sales prior to dataset start date, or any other number of issues.