Keith A. Meister - Net Worth and Insider Trading
Keith A. Meister Net Worth
The estimated net worth of Keith A. Meister is at least $3.1 Billion dollars as of 2025-07-24. Keith A. Meister is the Director of Williams Companies Inc and owns about 41,682,960 shares of Williams Companies Inc (WMB) stock worth over $2.4 Billion. Keith A. Meister is the Director, 10% Owner of GeneDx Holdings Corp and owns about 3,398,978 shares of GeneDx Holdings Corp (WGS) stock worth over $282 Million. Keith A. Meister is also the Director of MGM Resorts International and owns about 5,627,478 shares of MGM Resorts International (MGM) stock worth over $216 Million. Besides these, Keith A. Meister also holds Vestis Corp (VSTS) , ADT Inc (ADT) . Details can be seen in Keith A. Meister'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 Keith A. Meister has not made any transactions after 2025-06-13 and currently still holds the listed stock(s). Please note that this estimate may not reflect the actual net worth.

Transaction Summary of Keith A. Meister
Keith A. Meister Insider Ownership Reports
Based on ownership reports from SEC filings, as the reporting owner, Keith A. Meister owns 15 companies in total, including MGM Resorts International (MGM) , CM Life Sciences Inc (CMLFU) , and ForeScout Technologies Inc (FSCT) among others .
Click here to see the complete history of Keith A. Meister’s form 4 insider trades.
Insider Ownership Summary of Keith A. Meister
Ticker | Company | Transaction Date | Type of Owner |
---|---|---|---|
MGM | MGM Resorts International | 2025-06-13 | director |
CMLFU | CM Life Sciences Inc | 2020-09-01 | director & 10 percent owner |
FSCT | ForeScout Technologies Inc | 2019-10-18 | director |
![]() | ![]() | 2018-06-13 | other: Potential Group Members |
![]() | ![]() | 2015-10-16 | director |
![]() | ![]() | 2014-11-18 | director |
![]() | ![]() | 2008-04-07 | director |
![]() | ![]() | 2008-01-31 | director |
![]() | ![]() | 2008-01-31 | director |
![]() | ![]() | 2007-12-27 | director |
![]() | ![]() | 2005-08-09 | director |
![]() | ![]() | 2003-08-18 | President and CEO & other: of the General Partner |
![]() | ![]() | 2025-05-14 | director & 10 percent owner |
![]() | ![]() | 2021-02-22 | director & 10 percent owner |
![]() | ![]() | 2021-04-06 | director & 10 percent owner |
Keith A. Meister Latest Holdings Summary
Keith A. Meister currently owns a total of 5 stocks. Among these stocks, Keith A. Meister owns 41,682,960 shares of Williams Companies Inc (WMB) as of November 18, 2014, with a value of $2.4 Billion and a weighting of 77.11%. Keith A. Meister owns 3,398,978 shares of GeneDx Holdings Corp (WGS) as of May 14, 2025, with a value of $282 Million and a weighting of 9.04%. Keith A. Meister also owns 5,627,478 shares of MGM Resorts International (MGM) as of June 13, 2025, with a value of $216 Million and a weighting of 6.91%. The other 2 stocks Vestis Corp (VSTS) , ADT Inc (ADT) have a combined weighting of 6.94% among all his current holdings.
Latest Holdings of Keith A. Meister
Ticker | Company | Latest Transaction Date | Shares Owned | Current Price ($) | Current Value ($) |
---|---|---|---|---|---|
WMB | Williams Companies Inc | 2014-11-18 | 41,682,960 | 57.71 | 2,405,523,622 |
WGS | GeneDx Holdings Corp | 2025-05-14 | 3,398,978 | 82.95 | 281,945,225 |
MGM | MGM Resorts International | 2025-06-13 | 5,627,478 | 38.33 | 215,701,232 |
VSTS | Vestis Corp | 2025-05-28 | 18,820,131 | 6.50 | 122,330,852 |
ADT | ADT Inc | 2012-12-19 | 11,166,021 | 8.43 | 94,129,557 |
Holding Weightings of Keith A. Meister
Keith A. Meister Form 4 Trading Tracker
According to the SEC Form 4 filings, Keith A. Meister has made a total of 0 transactions in Williams Companies Inc (WMB) over the past 5 years. The most-recent trade in Williams Companies Inc is the sale of 0 shares on November 18, 2014, which brought Keith A. Meister around $0.
According to the SEC Form 4 filings, Keith A. Meister has made a total of 4 transactions in GeneDx Holdings Corp (WGS) over the past 5 years, including 2 buys and 2 sells. The most-recent trade in GeneDx Holdings Corp is the acquisition of 50,000 shares on May 14, 2025, which cost Keith A. Meister around $3 Million.
According to the SEC Form 4 filings, Keith A. Meister has made a total of 8 transactions in MGM Resorts International (MGM) over the past 5 years, including 0 buys and 8 sells. The most-recent trade in MGM Resorts International is the sale of 60,000 shares on June 13, 2025, which brought Keith A. Meister around $2 Million.
More details on Keith A. Meister's insider transactions can be found in the Insider Trading History of Keith A. Meister table.Insider Trading History of Keith A. Meister
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Keith A. Meister Trading Performance
GuruFocus tracks the stock performance after each of Keith A. Meister's buying transactions within different timeframes. To be detailed, the average return of stocks after 3 months bought by Keith A. Meister is 14.67%. GuruFocus also compares Keith A. Meister's trading performance to market benchmark return within the same time period. The performance of stocks bought by Keith A. Meister within 3 months outperforms 9 times out of 11 transactions in total compared to the return of S&P 500 within the same period.
You can select different timeframes to see how Keith A. Meister's insider trading performs compared to the benchmark.
Performance of Keith A. Meister
Keith A. Meister Ownership Network
Ownership Network List of Keith A. Meister
Ownership Network Relation of Keith A. Meister

Keith A. Meister Owned Company Details
What does MGM Resorts International do?
Who are the key executives at MGM Resorts International?
Keith A. Meister is the director of MGM Resorts International. Other key executives at MGM Resorts International include COO Core Brands Sanders Corey Ian , CHIEF FINANCIAL OFFICER Jonathan S Halkyard , and SVP Financial Reporting Todd Meinert .
MGM Resorts International (MGM) Insider Trades Summary
Over the past 18 months, Keith A. Meister made 5 insider transaction in MGM Resorts International (MGM) with a net sale of 796,300. Other recent insider transactions involving MGM Resorts International (MGM) include a net purchase of 20,000 shares made by Jonathan S Halkyard , a net sale of 9,605 shares made by Daniel J Taylor , and a net purchase of 147,500 shares made by Paul J Salem .
In summary, during the past 3 months, insiders sold 105,261 shares of MGM Resorts International (MGM) in total and bought 0 shares, with a net sale of 105,261 shares. During the past 18 months, 860,593 shares of MGM Resorts International (MGM) were sold and 226,400 shares were bought by its insiders, resulting in a net sale of 634,193 shares.
MGM Resorts International (MGM)'s detailed insider trading history can be found in Insider Trading Tracker table.
MGM Resorts International Insider Transactions
Keith A. Meister Mailing Address
Above is the net worth, insider trading, and ownership report for Keith A. Meister. Based on the public information released on the U.S. Securities and Exchange Commission (SEC) website, Keith A. Meister's mailing address is: New York Ny 10153.