Matthew John Tarnowski - Net Worth and Insider Trading
Matthew John Tarnowski Net Worth
The estimated net worth of Matthew John Tarnowski is at least $330,535 dollars as of 2025-05-24. Matthew John Tarnowski is the Senior Officer of Energy Fuels Inc and owns about 44,788 shares of Energy Fuels Inc (TSX:EFR) stock worth over $330,535. Details can be seen in Matthew John Tarnowski'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 Matthew John Tarnowski has not made any transactions after 2020-02-21 and currently still holds the listed stock(s). Please note that this estimate may not reflect the actual net worth.

Transaction Summary of Matthew John Tarnowski
Matthew John Tarnowski Insider Ownership Reports
Based on ownership reports from SEC filings, as the reporting owner, Matthew John Tarnowski owns 1 companies in total, including Energy Fuels Inc (TSX:EFR) .
Click here to see the complete history of Matthew John Tarnowski’s form 4 insider trades.
Insider Ownership Summary of Matthew John Tarnowski
Ticker | Company | Transaction Date | Type of Owner |
---|---|---|---|
TSX:EFR | Energy Fuels Inc | 2020-02-21 | Senior Officer |
Matthew John Tarnowski Latest Holdings Summary
Matthew John Tarnowski currently owns a total of 1 stock. Matthew John Tarnowski owns 44,788 shares of Energy Fuels Inc (TSX:EFR) as of February 21, 2020, with a value of $330,535.
Latest Holdings of Matthew John Tarnowski
Ticker | Company | Latest Transaction Date | Shares Owned | Current Price ($) | Current Value ($) |
---|---|---|---|---|---|
TSX:EFR | Energy Fuels Inc | 2020-02-21 | 44,788 | 7.38 | 330,535 |
Holding Weightings of Matthew John Tarnowski
Matthew John Tarnowski Form 4 Trading Tracker
According to the SEC Form 4 filings, Matthew John Tarnowski has made a total of 0 transactions in Energy Fuels Inc (TSX:EFR) over the past 5 years. The most-recent trade in Energy Fuels Inc is the acquisition of 10,000 shares on February 21, 2020, which cost Matthew John Tarnowski around $19,417.
Insider Trading History of Matthew John Tarnowski
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Matthew John Tarnowski Trading Performance
GuruFocus tracks the stock performance after each of Matthew John Tarnowski's buying transactions within different timeframes. To be detailed, the average return of stocks after 3 months bought by Matthew John Tarnowski is 24.18%. GuruFocus also compares Matthew John Tarnowski's trading performance to market benchmark return within the same time period. The performance of stocks bought by Matthew John Tarnowski within 3 months outperforms 1 times out of 1 transactions in total compared to the return of S&P 500 within the same period.
You can select different timeframes to see how Matthew John Tarnowski's insider trading performs compared to the benchmark.
Performance of Matthew John Tarnowski
Matthew John Tarnowski Ownership Network
Ownership Network List of Matthew John Tarnowski
Ownership Network Relation of Matthew John Tarnowski

Matthew John Tarnowski Owned Company Details
What does Energy Fuels Inc do?
Who are the key executives at Energy Fuels Inc?
Matthew John Tarnowski is the Senior Officer of Energy Fuels Inc. Other key executives at Energy Fuels Inc include Senior Officer Daniel Kapostasy , Senior Officer Debra Bennethum , and Senior Officer Logan Shumway .
Energy Fuels Inc (TSX:EFR) Insider Trades Summary
Over the past 18 months, Matthew John Tarnowski made no insider transaction in Energy Fuels Inc (TSX:EFR). Other recent insider transactions involving Energy Fuels Inc (TSX:EFR) include a net sale of 20,000 shares made by James Birks Bovaird , a net sale of 18,450 shares made by Daniel Kapostasy , and a net purchase of 9,000 shares made by Logan Shumway .
In summary, during the past 3 months, insiders sold 22,350 shares of Energy Fuels Inc (TSX:EFR) in total and bought 17,200 shares, with a net sale of 5,150 shares. During the past 18 months, 84,565 shares of Energy Fuels Inc (TSX:EFR) were sold and 18,700 shares were bought by its insiders, resulting in a net sale of 65,865 shares.
Energy Fuels Inc (TSX:EFR)'s detailed insider trading history can be found in Insider Trading Tracker table.
Energy Fuels Inc Insider Transactions
Matthew John Tarnowski Mailing Address
Above is the net worth, insider trading, and ownership report for Matthew John Tarnowski. Currently GuruFocus does not have mailing address information for Matthew John Tarnowski.