Form 4: Winmill & Co. Increases Stake in Global Self Storage

Winmill & Co. Inc., an affiliate of Global Self Storage, Inc., reported the purchase of 12,686 shares of common stock over two days in late August 2025.

Summary

• Winmill & Co. Inc., an entity potentially deemed an affiliate of Global Self Storage, Inc. (SELF), reported two separate purchases of the issuer's common stock.
• On August 27, 2025, Winmill & Co. Inc. acquired 5,477 shares at a price of $5.3578 per share.
• On August 28, 2025, an additional 7,209 shares were purchased at $5.4228 per share.
• Following these transactions, Winmill & Co. Inc. beneficially owns a total of 71,142 shares of Global Self Storage, Inc. common stock.
• The Winmill Family Trust owns all voting stock of Winmill & Co. Inc., and its trustees (Thomas B. Winmill, Mark C. Winmill, William Winmill, and Woodworth Winmill) may be deemed to have indirect beneficial ownership, though they disclaim such ownership.

Sentiment

Score: 7

Explanation: The insider buying by an affiliate suggests confidence in the company's valuation and future prospects, which is generally a positive signal for investors.

Positives

• An affiliate, Winmill & Co. Inc., increased its stake in Global Self Storage, Inc. by purchasing 12,686 shares.
• The purchases occurred at prices of $5.3578 and $5.4228 per share, indicating confidence at these valuation levels.
• The total beneficial ownership of Winmill & Co. Inc. in Global Self Storage, Inc. now stands at 71,142 shares.

Risks

• The Winmill Family Trust and its trustees disclaim beneficial ownership of the shares, despite being deemed to have indirect beneficial ownership, which could introduce complexity regarding ultimate control or influence.

Future Outlook

NA

Management Comments

• The Reporting Person may be deemed to be an affiliate of the Issuer.
• The Winmill Family Trust owns all of the voting stock of the Reporting Person.
• Each of Thomas B. Winmill, Mark C. Winmill, William Winmill, Woodworth Winmill, and the Winmill Family Trust disclaims beneficial ownership of these shares.

Industry Context

Insider buying in a Real Estate Investment Trust (REIT) like Global Self Storage can signal management's confidence in the company's future performance and the underlying real estate market, particularly in the self-storage sector which has shown resilience and growth in recent years.

Corporate Governance

Related Party Transactions

• Winmill & Co. Inc., an entity potentially deemed an affiliate of Global Self Storage, Inc., purchased shares.
• The Winmill Family Trust owns all voting stock of Winmill & Co. Inc., and its trustees may be deemed to have indirect beneficial ownership.

Stakeholder Impact

• Shareholders may view the insider buying as a positive signal, potentially increasing confidence in the stock.
• Management reinforces alignment of interests between the affiliate and the company's performance.

Key Dates

Recommendation

The reported insider purchases by Winmill & Co. Inc., an affiliate of Global Self Storage, Inc., signal a vote of confidence in the company's current valuation and future outlook. Such transactions by knowledgeable insiders often precede positive performance, making it a favorable indicator for potential investors.

Keywords

Global Self Storage, SELF, Winmill & Co. Inc., Insider Trading, Form 4, Stock Purchase, Beneficial Ownership, Affiliate Transaction, Real Estate Investment Trust, Self Storage