Mark Campbell Winmill does not have any significant net worth to report based on the numbers we have. This is based on reported shares across multiple companies, which include FOXBY CORP., Global Self Storage, Inc., WINMILL & CO INC, TUXIS CORP, and BEXIL CORP.

2020 was Mark Campbell Winmill's most active year for acquiring shares with 17 total transactions. Mark Campbell Winmill's most active month to acquire stocks was the month of February. 2003 was Mark Campbell Winmill's most active year for disposing of shares, totalling 4 transactions. Mark Campbell Winmill's most active month to dispose stocks was the month of October. 2024 saw Mark Campbell Winmill paying a total of $347,696.61 for 77,092 shares, this is the most they've acquired in one year. In 2003 Mark Campbell Winmill cashed out on 79,236 shares for a total of $282,479.40, their largest year based on trade value.