Thomas Kirk Walker - Net Worth and Insider Trading
Thomas Kirk Walker Net Worth
The estimated net worth of Thomas Kirk Walker is at least $189 Million dollars as of 2025-05-07. Thomas Kirk Walker is the Executive VP of Costco Wholesale Corp and owns about 188,519 shares of Costco Wholesale Corp (COST) stock worth over $189 Million. Details can be seen in Thomas Kirk Walker'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 Thomas Kirk Walker has not made any transactions after 2007-02-12 and currently still holds the listed stock(s). Please note that this estimate may not reflect the actual net worth.

Transaction Summary of Thomas Kirk Walker
Thomas Kirk Walker Insider Ownership Reports
Based on ownership reports from SEC filings, as the reporting owner, Thomas Kirk Walker owns 1 companies in total, including Costco Wholesale Corp (COST) .
Click here to see the complete history of Thomas Kirk Walker’s form 4 insider trades.
Insider Ownership Summary of Thomas Kirk Walker
Ticker | Company | Transaction Date | Type of Owner |
---|---|---|---|
COST | Costco Wholesale Corp | 2007-02-12 | Executive VP |
Thomas Kirk Walker Latest Holdings Summary
Thomas Kirk Walker currently owns a total of 1 stock. Thomas Kirk Walker owns 188,519 shares of Costco Wholesale Corp (COST) as of February 12, 2007, with a value of $189 Million.
Latest Holdings of Thomas Kirk Walker
Ticker | Company | Latest Transaction Date | Shares Owned | Current Price ($) | Current Value ($) |
---|---|---|---|---|---|
COST | Costco Wholesale Corp | 2007-02-12 | 188,519 | 1,002.36 | 188,962,962 |
Holding Weightings of Thomas Kirk Walker
Thomas Kirk Walker Form 4 Trading Tracker
According to the SEC Form 4 filings, Thomas Kirk Walker has made a total of 0 transactions in Costco Wholesale Corp (COST) over the past 5 years. The most-recent trade in Costco Wholesale Corp is the sale of 48,000 shares on February 12, 2007, which brought Thomas Kirk Walker around $3 Million.
Insider Trading History of Thomas Kirk Walker
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Thomas Kirk Walker Trading Performance
Thomas Kirk Walker Ownership Network
Ownership Network List of Thomas Kirk Walker
Ownership Network Relation of Thomas Kirk Walker

Thomas Kirk Walker Owned Company Details
What does Costco Wholesale Corp do?
Who are the key executives at Costco Wholesale Corp?
Thomas Kirk Walker is the Executive VP of Costco Wholesale Corp. Other key executives at Costco Wholesale Corp include Executive Vice President James C Klauer , Executive Vice President Claudine Adamo , and Executive Vice President Caton Frates .
Costco Wholesale Corp (COST) Insider Trades Summary
Over the past 18 months, Thomas Kirk Walker made no insider transaction in Costco Wholesale Corp (COST). Other recent insider transactions involving Costco Wholesale Corp (COST) include a net sale of 5,528 shares made by Richard A Galanti , a net sale of 5,800 shares made by Daniel M. Hines , and a net sale of 5,600 shares made by Claudine Adamo .
In summary, during the past 3 months, insiders sold 10,450 shares of Costco Wholesale Corp (COST) in total and bought 0 shares, with a net sale of 10,450 shares. During the past 18 months, 54,819 shares of Costco Wholesale Corp (COST) were sold and 0 shares were bought by its insiders, resulting in a net sale of 54,819 shares.
Costco Wholesale Corp (COST)'s detailed insider trading history can be found in Insider Trading Tracker table.
Costco Wholesale Corp Insider Transactions
Thomas Kirk Walker Mailing Address
Above is the net worth, insider trading, and ownership report for Thomas Kirk Walker. Currently GuruFocus does not have mailing address information for Thomas Kirk Walker.