John D Mckay - Net Worth and Insider Trading
John D Mckay Net Worth
The estimated net worth of John D Mckay is at least $65 Million dollars as of 2025-04-25. John D Mckay is the Executive Vice President of Costco Wholesale Corp and owns about 66,751 shares of Costco Wholesale Corp (COST) stock worth over $65 Million. Details can be seen in John D Mckay'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 John D Mckay has not made any transactions after 2017-11-13 and currently still holds the listed stock(s). Please note that this estimate may not reflect the actual net worth.

Transaction Summary of John D Mckay
John D Mckay Insider Ownership Reports
Based on ownership reports from SEC filings, as the reporting owner, John D Mckay owns 1 companies in total, including Costco Wholesale Corp (COST) .
Click here to see the complete history of John D Mckay’s form 4 insider trades.
Insider Ownership Summary of John D Mckay
Ticker | Company | Transaction Date | Type of Owner |
---|---|---|---|
COST | Costco Wholesale Corp | 2017-11-13 | Executive Vice President |
John D Mckay Latest Holdings Summary
John D Mckay currently owns a total of 1 stock. John D Mckay owns 66,751 shares of Costco Wholesale Corp (COST) as of November 13, 2017, with a value of $65 Million.
Latest Holdings of John D Mckay
Ticker | Company | Latest Transaction Date | Shares Owned | Current Price ($) | Current Value ($) |
---|---|---|---|---|---|
COST | Costco Wholesale Corp | 2017-11-13 | 66,751 | 975.48 | 65,114,265 |
Holding Weightings of John D Mckay
John D Mckay Form 4 Trading Tracker
According to the SEC Form 4 filings, John D Mckay 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 8,111 shares on November 13, 2017, which brought John D Mckay around $1 Million.
Insider Trading History of John D Mckay
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John D Mckay Trading Performance
John D Mckay Ownership Network
Ownership Network List of John D Mckay
Ownership Network Relation of John D Mckay

John D Mckay Owned Company Details
What does Costco Wholesale Corp do?
Who are the key executives at Costco Wholesale Corp?
John D Mckay is the Executive Vice President 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, John D Mckay 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 9,685 shares made by Russell D Miller , and a net sale of 5,800 shares made by Daniel M. Hines .
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, 62,319 shares of Costco Wholesale Corp (COST) were sold and 0 shares were bought by its insiders, resulting in a net sale of 62,319 shares.
Costco Wholesale Corp (COST)'s detailed insider trading history can be found in Insider Trading Tracker table.
Costco Wholesale Corp Insider Transactions
John D Mckay Mailing Address
Above is the net worth, insider trading, and ownership report for John D Mckay. Based on the public information released on the U.S. Securities and Exchange Commission (SEC) website, John D Mckay's mailing address is: Issaquah Wa 98027.