Significant Ownership of MARK WINMILL

Signature - Title
/s/ Mark C. Winmill - Mark Campbell Winmill
Location
Millbrook, NY
Summary
This page shows a list of all the recent SCHEDULE 13D/G filings made by MARK WINMILL.

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Significant Ownership of MARK WINMILL

Sym Company Class Ownership Holdings Value Net Change Nb Shares Change % Reporting Name Report Period
SELF GLOBAL SELF STORAGE, INC. Common Stock, $0.01 par value per share 8.4% $4.61M $602K 948K +15% Mark Campbell Winmill 03 Dec 2025

Schedules 13D/G Reported by MARK WINMILL:

Sym Target Class Ownership Change Current Shares Change Value Reporting name Form Report Period Filing Date
* An asterisk sign (*) next to the price indicates that the price is likely invalid.