William M. Waterman - Net Worth and Insider Trading
William M. Waterman Net Worth
The estimated net worth of William M. Waterman is at least $4 Million dollars as of 2025-05-12. William M. Waterman is the Director of Kirby Corp and owns about 37,315 shares of Kirby Corp (KEX) stock worth over $4 Million. Details can be seen in William M. Waterman's Latest Holdings Summary section.
Disclaimer: The insider information is derived from SEC filings. The estimated net worth is based on the final shares held after open market or private purchases and sales of common stock with a transaction code of "P" or "S" on Form 4, assuming that William M. Waterman has not made any transactions after 2024-11-25 and currently still holds the listed stock(s). Please note that this estimate may not reflect the actual net worth.

Transaction Summary of William M. Waterman
William M. Waterman Insider Ownership Reports
Based on ownership reports from SEC filings, as the reporting owner, William M. Waterman owns 1 companies in total, including Kirby Corp (KEX) .
Click here to see the complete history of William M. Waterman’s form 4 insider trades.
Insider Ownership Summary of William M. Waterman
Ticker | Company | Transaction Date | Type of Owner |
---|---|---|---|
KEX | Kirby Corp | 2024-11-25 | director |
William M. Waterman Latest Holdings Summary
William M. Waterman currently owns a total of 1 stock. William M. Waterman owns 37,315 shares of Kirby Corp (KEX) as of November 25, 2024, with a value of $4 Million.
Latest Holdings of William M. Waterman
Ticker | Company | Latest Transaction Date | Shares Owned | Current Price ($) | Current Value ($) |
---|---|---|---|---|---|
KEX | Kirby Corp | 2024-11-25 | 37,315 | 103.85 | 3,875,163 |
Holding Weightings of William M. Waterman
William M. Waterman Form 4 Trading Tracker
According to the SEC Form 4 filings, William M. Waterman has made a total of 5 transactions in Kirby Corp (KEX) over the past 5 years, including 0 buys and 5 sells. The most-recent trade in Kirby Corp is the sale of 40,001 shares on November 25, 2024, which brought William M. Waterman around $5 Million.
Insider Trading History of William M. Waterman
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William M. Waterman Trading Performance
William M. Waterman Ownership Network
Ownership Network List of William M. Waterman
Ownership Network Relation of William M. Waterman

William M. Waterman Owned Company Details
What does Kirby Corp do?
Who are the key executives at Kirby Corp?
William M. Waterman is the director of Kirby Corp. Other key executives at Kirby Corp include VP - CIO Scott P Miller , VP - Human Resources Christian G. O'neil , and Controller Ronald A Dragg .
Kirby Corp (KEX) Insider Trades Summary
Over the past 18 months, William M. Waterman made 2 insider transaction in Kirby Corp (KEX) with a net sale of 50,001. Other recent insider transactions involving Kirby Corp (KEX) include a net sale of 60,427 shares made by Christian G. O'neil , a net sale of 16,270 shares made by Scott P Miller , and a net sale of 54,358 shares made by David W Grzebinski .
In summary, during the past 3 months, insiders sold 0 shares of Kirby Corp (KEX) in total and bought 0 shares, with a net sale of 0 shares. During the past 18 months, 235,947 shares of Kirby Corp (KEX) were sold and 0 shares were bought by its insiders, resulting in a net sale of 235,947 shares.
Kirby Corp (KEX)'s detailed insider trading history can be found in Insider Trading Tracker table.
Kirby Corp Insider Transactions
William M. Waterman Mailing Address
Above is the net worth, insider trading, and ownership report for William M. Waterman. Based on the public information released on the U.S. Securities and Exchange Commission (SEC) website, William M. Waterman's mailing address is: Bedford Ny 10506.