Marta R Stewart - Net Worth and Insider Trading
Marta R Stewart Net Worth
The estimated net worth of Marta R Stewart is at least $11 Million dollars as of 2025-05-04. Marta R Stewart is the EVP-Finance and CFO of Norfolk Southern Corp and owns about 38,354 shares of Norfolk Southern Corp (NSC) stock worth over $9 Million. Marta R Stewart is also the Director of Simon Property Group Inc and owns about 14,648 shares of Simon Property Group Inc (SPG) stock worth over $2 Million. Details can be seen in Marta R Stewart'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 Marta R Stewart has not made any transactions after 2025-03-31 and currently still holds the listed stock(s). Please note that this estimate may not reflect the actual net worth.

Transaction Summary of Marta R Stewart
Marta R Stewart Insider Ownership Reports
Based on ownership reports from SEC filings, as the reporting owner, Marta R Stewart owns 4 companies in total, including Simon Property Group Inc (SPG) , Raytheon Co (RTN) , and Norfolk Southern Corp (NSC) among others .
Click here to see the complete history of Marta R Stewart’s form 4 insider trades.
Insider Ownership Summary of Marta R Stewart
Ticker | Company | Transaction Date | Type of Owner |
---|---|---|---|
SPG | Simon Property Group Inc | 2025-03-31 | director |
RTN | Raytheon Co | 2020-04-03 | director |
NSC | Norfolk Southern Corp | 2017-05-26 | V.P. and Controller |
![]() | ![]() | 2021-08-29 | director |
Marta R Stewart Latest Holdings Summary
Marta R Stewart currently owns a total of 2 stocks. Among these stocks, Marta R Stewart owns 38,354 shares of Norfolk Southern Corp (NSC) as of May 26, 2017, with a value of $9 Million and a weighting of 78.41%. Marta R Stewart also owns 14,648 shares of Simon Property Group Inc (SPG) as of March 31, 2025, with a value of $2 Million and a weighting of 21.59%.
Latest Holdings of Marta R Stewart
Ticker | Company | Latest Transaction Date | Shares Owned | Current Price ($) | Current Value ($) |
---|---|---|---|---|---|
NSC | Norfolk Southern Corp | 2017-05-26 | 38,354 | 224.36 | 8,605,103 |
SPG | Simon Property Group Inc | 2025-03-31 | 14,648 | 161.77 | 2,369,607 |
Holding Weightings of Marta R Stewart
Marta R Stewart Form 4 Trading Tracker
According to the SEC Form 4 filings, Marta R Stewart has made a total of 0 transactions in Norfolk Southern Corp (NSC) over the past 5 years. The most-recent trade in Norfolk Southern Corp is the sale of 2,093 shares on May 26, 2017, which brought Marta R Stewart around $255,304.
According to the SEC Form 4 filings, Marta R Stewart has made a total of 10 transactions in Simon Property Group Inc (SPG) over the past 5 years, including 10 buys and 0 sells. The most-recent trade in Simon Property Group Inc is the acquisition of 184 shares on March 31, 2025, which cost Marta R Stewart around $30,323.
Insider Trading History of Marta R Stewart
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Marta R Stewart Trading Performance
GuruFocus tracks the stock performance after each of Marta R Stewart's buying transactions within different timeframes. To be detailed, the average return of stocks after 3 months bought by Marta R Stewart is 7.12%. GuruFocus also compares Marta R Stewart's trading performance to market benchmark return within the same time period. The performance of stocks bought by Marta R Stewart within 3 months outperforms 5 times out of 9 transactions in total compared to the return of S&P 500 within the same period.
You can select different timeframes to see how Marta R Stewart's insider trading performs compared to the benchmark.
Performance of Marta R Stewart
Marta R Stewart Ownership Network
Ownership Network List of Marta R Stewart
Ownership Network Relation of Marta R Stewart

Marta R Stewart Owned Company Details
What does Simon Property Group Inc do?
Who are the key executives at Simon Property Group Inc?
Marta R Stewart is the director of Simon Property Group Inc. Other key executives at Simon Property Group Inc include SVP & Assistant Treasurer Matthew A Jackson , Asst. General Counsel/Sec. Kevin M Kelly , and EVP & Treasurer Donald G Frey .
Simon Property Group Inc (SPG) Insider Trades Summary
Over the past 18 months, Marta R Stewart made 5 insider transaction in Simon Property Group Inc (SPG) with a net purchase of 878. Other recent insider transactions involving Simon Property Group Inc (SPG) include a net purchase of 1,983 shares made by Daniel C. Smith , a net purchase of 1,254 shares made by Gary M Rodkin , and a net purchase of 1,096 shares made by Stefan M Selig .
In summary, during the past 3 months, insiders sold 0 shares of Simon Property Group Inc (SPG) in total and bought 2,522 shares, with a net purchase of 2,522 shares. During the past 18 months, 0 shares of Simon Property Group Inc (SPG) were sold and 12,859 shares were bought by its insiders, resulting in a net purchase of 12,859 shares.
Simon Property Group Inc (SPG)'s detailed insider trading history can be found in Insider Trading Tracker table.
Simon Property Group Inc Insider Transactions
Marta R Stewart Mailing Address
Above is the net worth, insider trading, and ownership report for Marta R Stewart. Based on the public information released on the U.S. Securities and Exchange Commission (SEC) website, Marta R Stewart's mailing address is: Norfolk Va 23510-9219.