Welcome to our dedicated page for Global Self Storage SEC filings (Ticker: SELF), a comprehensive resource for investors and traders seeking official regulatory documents including 10-K annual reports, 10-Q quarterly earnings, 8-K material events, and insider trading forms.
Global Self Storage, Inc. filings document the formal disclosures of a self-administered and self-managed REIT that owns, operates, manages, acquires and redevelops self-storage properties. Recent Form 8-K reports furnish earnings releases under results of operations and Regulation FD items, covering rental operations, revenue, same-store metrics, net operating income, occupancy, FFO and AFFO measures, and dividend information.
Proxy materials for SELF cover board governance, shareholder meeting matters, executive compensation and equity award disclosures. The filings also identify the company as a Maryland registrant and include recurring discussion of capital formation, debt-versus-equity considerations, dividend policy, use of capital and cash levels within its REIT operating model.
Global Self Storage, Inc. (SELF) reported that its President and CEO, Mark Campbell Winmill, who is also a director, purchased additional shares of the company’s common stock. On September 9 and 10, 2026, he bought a total of 4,000 shares in open-market or private transactions at $5.16 per share. No Rule 10b5-1 trading plan is reported for these purchases.
Global Self Storage, Inc. (SELF) reported that Winmill & Co. Inc., which may be deemed an affiliate, purchased a total of 15,308 shares of common stock in open-market or private transactions. The purchases occurred on 2026-08-25 and 2026-08-26 at prices around $5.64–$5.66 per share. The filing notes that members of the Winmill family and the Winmill Family Trust may be deemed to have indirect beneficial ownership but each disclaims beneficial ownership of these shares.
Global Self Storage, Inc. (SELF) reported an increase in insider-related ownership through WINMILL & CO. INC, which may be deemed an affiliate of the company. WINMILL & CO. INC purchased a total of 15,139 shares of common stock in open-market or private transactions on August 21 and August 24, 2026.
Global Self Storage, Inc. (SELF) reported that Winmill & Co. Inc., which may be deemed an affiliate of the company, purchased shares of its Common Stock in the open market. Winmill & Co. bought 6,877 shares at $5.4039 per share on 2026-08-19 and 6,901 shares at $5.4219 per share on 2026-08-20, for a total of 13,778 shares. The Winmill Family Trust controls Winmill & Co., and its trustees disclaim beneficial ownership of these shares.
Global Self Storage, Inc. (SELF) had insider activity reported by Winmill & Co. Inc., which may be deemed an affiliate of the company. Winmill & Co. Inc. purchased a total of 12,853 shares of Global Self Storage common stock in open-market transactions on two consecutive days.
The reporting person bought 7,117 shares at $5.3303 per share on August 17, 2026, and 5,736 shares at $5.3185 per share on August 18, 2026. The Winmill Family Trust owns all voting stock of the reporting person, and its trustees may be deemed to have indirect beneficial ownership but disclaim beneficial ownership of these shares. The trades were not made under a Rule 10b5-1 plan.
Global Self Storage, Inc. director Russell E. Burke III purchased additional common stock in an open market or private transaction. On August 13, 2026, he bought 1,625 shares at an average price of $5.2055 per share, increasing his directly held position to 40,002 shares.
Global Self Storage, Inc. reported that Winmill & Co. Inc., which may be deemed an affiliate, purchased shares of the company’s common stock in the open market. The entity bought 11,658 shares over two days at prices around $5.21–$5.23 per share. The Winmill Family Trust controls Winmill & Co. Inc. and related individuals disclaim beneficial ownership of these shares.
Zachary William Chester reported acquisition or exercise transactions in this Form 4 filing.
Global Self Storage, Inc. director Zachary William Chester received an equity compensation grant of 196 shares of Common Stock on 2026-08-11 as director fees in lieu of cash at $5.10 per share. The shares are fully vested, and Chester has dividend and voting rights on them. Following this grant, he directly holds 18,296 shares of the company’s common stock.
BURKE RUSSELL E III reported acquisition or exercise transactions in this Form 4 filing.
Global Self Storage, Inc. director Russell E. Burke III reported a grant of 196 shares of common stock on 2026-08-11, valued at $5.10 per share. These shares were issued as compensation for director fees in lieu of cash, are fully vested, and carry full dividend and voting rights. Following this award, Burke directly holds 38,377 shares of Global Self Storage common stock.
Winmill & Co. Inc., which may be deemed an affiliate of Global Self Storage, Inc., reported open-market purchases of the company’s common stock. It bought 6,248 shares at $5.1524 per share on August 12, 2026 and 5,887 shares at $5.1655 per share on August 11, 2026, for total reported purchases of 12,135 shares. The Winmill Family Trust owns all of Winmill & Co. Inc.’s voting stock, and related individuals and the trust disclaim beneficial ownership of these shares.