Michael M Larsen - Net Worth and Insider Trading
Michael M Larsen Net Worth
The estimated net worth of Michael M Larsen is at least $14 Million dollars as of 2025-07-22. Michael M Larsen is the SVP & CFO of Illinois Tool Works Inc and owns about 50,502 shares of Illinois Tool Works Inc (ITW) stock worth over $13 Million. Michael M Larsen is also the Director of A.O. Smith Corp and owns about 11,425 shares of A.O. Smith Corp (AOS) stock worth over $789,125. Details can be seen in Michael M Larsen'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 Michael M Larsen has not made any transactions after 2025-03-07 and currently still holds the listed stock(s). Please note that this estimate may not reflect the actual net worth.

Transaction Summary of Michael M Larsen
Michael M Larsen Insider Ownership Reports
Based on ownership reports from SEC filings, as the reporting owner, Michael M Larsen owns 2 companies in total, including Illinois Tool Works Inc (ITW) , and A.O. Smith Corp (AOS) .
Click here to see the complete history of Michael M Larsen’s form 4 insider trades.
Insider Ownership Summary of Michael M Larsen
Ticker | Company | Transaction Date | Type of Owner |
---|---|---|---|
ITW | Illinois Tool Works Inc | 2025-03-07 | SVP & CFO |
AOS | A.O. Smith Corp | 2023-03-06 | director |
Michael M Larsen Latest Holdings Summary
Michael M Larsen currently owns a total of 2 stocks. Among these stocks, Michael M Larsen owns 50,502 shares of Illinois Tool Works Inc (ITW) as of March 7, 2025, with a value of $13 Million and a weighting of 94.22%. Michael M Larsen also owns 11,425 shares of A.O. Smith Corp (AOS) as of March 6, 2023, with a value of $789,125 and a weighting of 5.78%.
Latest Holdings of Michael M Larsen
Ticker | Company | Latest Transaction Date | Shares Owned | Current Price ($) | Current Value ($) |
---|---|---|---|---|---|
ITW | Illinois Tool Works Inc | 2025-03-07 | 50,502 | 254.64 | 12,859,829 |
AOS | A.O. Smith Corp | 2023-03-06 | 11,425 | 69.07 | 789,125 |
Holding Weightings of Michael M Larsen
Michael M Larsen Form 4 Trading Tracker
According to the SEC Form 4 filings, Michael M Larsen has made a total of 4 transactions in Illinois Tool Works Inc (ITW) over the past 5 years, including 0 buys and 4 sells. The most-recent trade in Illinois Tool Works Inc is the sale of 41,472 shares on March 7, 2025, which brought Michael M Larsen around $11 Million.
According to the SEC Form 4 filings, Michael M Larsen has made a total of 2 transactions in A.O. Smith Corp (AOS) over the past 5 years, including 2 buys and 0 sells. The most-recent trade in A.O. Smith Corp is the acquisition of 4,000 shares on March 6, 2023, which cost Michael M Larsen around $267,560.
Insider Trading History of Michael M Larsen
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Michael M Larsen Trading Performance
GuruFocus tracks the stock performance after each of Michael M Larsen's buying transactions within different timeframes. To be detailed, the average return of stocks after 3 months bought by Michael M Larsen is -2.81%. GuruFocus also compares Michael M Larsen's trading performance to market benchmark return within the same time period. The performance of stocks bought by Michael M Larsen within 3 months outperforms 1 times out of 3 transactions in total compared to the return of S&P 500 within the same period.
You can select different timeframes to see how Michael M Larsen's insider trading performs compared to the benchmark.
Performance of Michael M Larsen
Michael M Larsen Ownership Network
Ownership Network List of Michael M Larsen
Ownership Network Relation of Michael M Larsen

Michael M Larsen Owned Company Details
What does Illinois Tool Works Inc do?
Who are the key executives at Illinois Tool Works Inc?
Michael M Larsen is the SVP & CFO of Illinois Tool Works Inc. Other key executives at Illinois Tool Works Inc include Executive Vice President Christopher A O'herlihy , director & President & CEO Ernest Scott Santi , and SVP & Chief HR Officer Mary Katherine Lawler .
Illinois Tool Works Inc (ITW) Insider Trades Summary
Over the past 18 months, Michael M Larsen made 2 insider transaction in Illinois Tool Works Inc (ITW) with a net sale of 78,639. Other recent insider transactions involving Illinois Tool Works Inc (ITW) include a net sale of 339,129 shares made by Ernest Scott Santi , a net purchase of 2,282 shares made by Smith David Byron Jr , and a net sale of 23,294 shares made by Mary Katherine Lawler .
In summary, during the past 3 months, insiders sold 0 shares of Illinois Tool Works Inc (ITW) in total and bought 872 shares, with a net purchase of 872 shares. During the past 18 months, 496,143 shares of Illinois Tool Works Inc (ITW) were sold and 2,282 shares were bought by its insiders, resulting in a net sale of 493,861 shares.
Illinois Tool Works Inc (ITW)'s detailed insider trading history can be found in Insider Trading Tracker table.
Illinois Tool Works Inc Insider Transactions
Michael M Larsen Mailing Address
Above is the net worth, insider trading, and ownership report for Michael M Larsen. Based on the public information released on the U.S. Securities and Exchange Commission (SEC) website, Michael M Larsen's mailing address is: Glenview Il 60025.