Joseph Roderick Matheson - Net Worth and Insider Trading
Joseph Roderick Matheson Net Worth
The estimated net worth of Joseph Roderick Matheson is at least $1 Million dollars as of 2025-07-18. Joseph Roderick Matheson is the Director, Senior Officer of Stillwater Critical Minerals Corp and owns about 5,224,000 shares of Stillwater Critical Minerals Corp (TSXV:PGE) stock worth over $1 Million. Joseph Roderick Matheson is also the 10% Security Holder, Director, Senior Officer of Marvel Biosciences Corp and owns about 1,727,049 shares of Marvel Biosciences Corp (TSXV:MRVL) stock worth over $302,234. Details can be seen in Joseph Roderick Matheson'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 Joseph Roderick Matheson has not made any transactions after 2025-07-16 and currently still holds the listed stock(s). Please note that this estimate may not reflect the actual net worth.
Transaction Summary of Joseph Roderick Matheson
Joseph Roderick Matheson Insider Ownership Reports
Based on ownership reports from SEC filings, as the reporting owner, Joseph Roderick Matheson owns 2 companies in total, including Stillwater Critical Minerals Corp (TSXV:PGE) , and Marvel Biosciences Corp (TSXV:MRVL) .
Click here to see the complete history of Joseph Roderick Matheson’s form 4 insider trades.
Insider Ownership Summary of Joseph Roderick Matheson
| Ticker | Company | Transaction Date | Type of Owner |
|---|---|---|---|
| TSXV:PGE | Stillwater Critical Minerals Corp | 2023-12-21 | Director & Senior Officer |
| TSXV:MRVL | Marvel Biosciences Corp | 2025-07-16 | Director & Senior Officer |
Joseph Roderick Matheson Latest Holdings Summary
Joseph Roderick Matheson currently owns a total of 2 stocks. Among these stocks, Joseph Roderick Matheson owns 5,224,000 shares of Stillwater Critical Minerals Corp (TSXV:PGE) as of December 21, 2023, with a value of $1 Million and a weighting of 79.55%. Joseph Roderick Matheson also owns 1,727,049 shares of Marvel Biosciences Corp (TSXV:MRVL) as of July 16, 2025, with a value of $302,234 and a weighting of 20.45%.
Latest Holdings of Joseph Roderick Matheson
| Ticker | Company | Latest Transaction Date | Shares Owned | Current Price ($) | Current Value ($) |
|---|---|---|---|---|---|
| TSXV:PGE | Stillwater Critical Minerals Corp | 2023-12-21 | 5,224,000 | 0.23 | 1,175,400 |
| TSXV:MRVL | Marvel Biosciences Corp | 2025-07-16 | 1,727,049 | 0.18 | 302,234 |
Holding Weightings of Joseph Roderick Matheson
Joseph Roderick Matheson Form 4 Trading Tracker
According to the SEC Form 4 filings, Joseph Roderick Matheson has made a total of 1 transactions in Stillwater Critical Minerals Corp (TSXV:PGE) over the past 5 years, including 1 buys and 0 sells. The most-recent trade in Stillwater Critical Minerals Corp is the acquisition of 55,000 shares on December 21, 2023, which cost Joseph Roderick Matheson around $4,675.
According to the SEC Form 4 filings, Joseph Roderick Matheson has made a total of 20 transactions in Marvel Biosciences Corp (TSXV:MRVL) over the past 5 years, including 20 buys and 0 sells. The most-recent trade in Marvel Biosciences Corp is the acquisition of 10,000 shares on July 16, 2025, which cost Joseph Roderick Matheson around $1,850.
Insider Trading History of Joseph Roderick Matheson
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Joseph Roderick Matheson Trading Performance
GuruFocus tracks the stock performance after each of Joseph Roderick Matheson's buying transactions within different timeframes. To be detailed, the average return of stocks after 3 months bought by Joseph Roderick Matheson is -18.16%. GuruFocus also compares Joseph Roderick Matheson's trading performance to market benchmark return within the same time period. The performance of stocks bought by Joseph Roderick Matheson within 3 months outperforms 2 times out of 14 transactions in total compared to the return of S&P 500 within the same period.
You can select different timeframes to see how Joseph Roderick Matheson's insider trading performs compared to the benchmark.
Performance of Joseph Roderick Matheson
Average Return
Outperforming Transactions
| 1 Month | 3 Months | 6 Months | 1 Year | 2 Years | 3 Years | |
|---|---|---|---|---|---|---|
| Return(%) | 4.08 | | | | | |
| Relative Return to S&P 500(%) | 4.6 | | | | | |
Joseph Roderick Matheson Ownership Network
Ownership Network List of Joseph Roderick Matheson
Ownership Network Relation of Joseph Roderick Matheson
Joseph Roderick Matheson Owned Company Details
What does Stillwater Critical Minerals Corp do?
Who are the key executives at Stillwater Critical Minerals Corp?
Joseph Roderick Matheson is the Director & Senior Officer of Stillwater Critical Minerals Corp. Other key executives at Stillwater Critical Minerals Corp include Senior Officer Daniel F. Grobler , and Senior Officer Jennifer Lynne Bath .
Stillwater Critical Minerals Corp (TSXV:PGE) Insider Trades Summary
Over the past 18 months, Joseph Roderick Matheson made no insider transaction in Stillwater Critical Minerals Corp (TSXV:PGE). Other recent insider transactions involving Stillwater Critical Minerals Corp (TSXV:PGE) include a net purchase of 211,500 shares made by Michael Victor Rowley , and a net purchase of 41,000 shares made by Daniel F. Grobler .
In summary, during the past 3 months, insiders sold 0 shares of Stillwater Critical Minerals Corp (TSXV:PGE) in total and bought 8,000 shares, with a net purchase of 8,000 shares. During the past 18 months, 0 shares of Stillwater Critical Minerals Corp (TSXV:PGE) were sold and 252,500 shares were bought by its insiders, resulting in a net purchase of 252,500 shares.
Stillwater Critical Minerals Corp (TSXV:PGE)'s detailed insider trading history can be found in Insider Trading Tracker table.
Stillwater Critical Minerals Corp Insider Transactions
Joseph Roderick Matheson Mailing Address
Above is the net worth, insider trading, and ownership report for Joseph Roderick Matheson. Currently GuruFocus does not have mailing address information for Joseph Roderick Matheson.
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