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Global Self Storage, Inc. Insider Trading Activity
Every SEC Form 4 insider transaction reported for Global Self Storage, Inc. (SELF), sourced directly from SEC EDGAR and updated as new filings are accepted.
By Trabud Research Team · SEC Form 4 & insider trading data analysts
Last updated:
Quick Answer
Are SELF insiders buying or selling?
Global Self Storage, Inc. insiders reported 55 open-market buys ($1.5M) and 1 sells ($69.0K) across 56 Form 4 filings — a net buying position of $1.5M.
Source: SEC EDGAR Form 4
Key Statistics (as of May 15, 2026)
Total Form 4 filings
56
SEC EDGAR
Insider filers
7
Insider buys (55)
$1.5M
Insider sells (1)
$69.0K
Insider sentiment
Net buyingNet insider flow of $1.5M in net buying. 1 insider buy in the last 90 days.
Recent SELF insider transactions
| Date | Insider | Role | Type | Shares | Price | Value |
|---|---|---|---|---|---|---|
| May 15, 2026 | WINMILL MARK CAMPBELL | President and CEO | Purchase | 4.0K | $5.33 | $21.3K |
| Dec 5, 2025 | WINMILL MARK CAMPBELL | President and CEO | Purchase | 16.4K | $5.12 | $84.0K |
| Dec 2, 2025 | Donald Klimoski II | General Counsel | Purchase | 446 | $5.05 | $2.3K |
| Dec 1, 2025 | WINMILL & CO. INC | Other | Purchase | 6.4K | $5.17 | $33.1K |
| Nov 26, 2025 | WINMILL & CO. INC | Other | Purchase | 9.4K | $5.17 | $48.7K |
| Nov 24, 2025 | WINMILL & CO. INC | Other | Purchase | 10.3K | $5.11 | $52.6K |
| Nov 20, 2025 | WINMILL & CO. INC | Other | Purchase | 12.1K | $5.11 | $61.8K |
| Nov 18, 2025 | WINMILL & CO. INC | Other | Purchase | 11.8K | $5.14 | $60.9K |
| Nov 14, 2025 | WINMILL & CO. INC | Other | Purchase | 13.7K | $5.06 | $69.5K |
| Nov 12, 2025 | WINMILL & CO. INC | Other | Purchase | 8.1K | $5.01 | $40.7K |
| Aug 29, 2025 | WINMILL & CO. INC | Other | Purchase | 4.6K | $5.48 | $25.2K |
| Aug 28, 2025 | WINMILL & CO. INC | Other | Purchase | 12.7K | $5.39 | $68.4K |
| Aug 26, 2025 | Russell E Burke III | Director | Purchase | 105 | $5.25 | $550.73 |
| Aug 26, 2025 | WINMILL & CO. INC | Other | Purchase | 15.6K | $5.24 | $81.8K |
| Aug 22, 2025 | WINMILL & CO. INC | Other | Purchase | 2.7K | $5.14 | $13.7K |
| May 22, 2025 | Sally Coonrad Carroll | Director | Purchase | 1.8K | $5.63 | $10.0K |
| May 20, 2025 | WINMILL MARK CAMPBELL | President and CEO | Purchase | 10.0K | $5.67 | $56.7K |
| May 19, 2025 | TUXIS CORP | Other | Purchase | 19.3K | $5.22 | $100.6K |
| Nov 22, 2024 | Russell E Burke III | Director | Purchase | 168 | $5.26 | $882.84 |
| Aug 30, 2024 | WINMILL & CO. INC | Other | Purchase | 2.6K | $5.22 | $13.8K |
| Aug 27, 2024 | WINMILL & CO. INC | Other | Purchase | 4.7K | $5.18 | $24.5K |
| Aug 23, 2024 | WINMILL & CO. INC | Other | Purchase | 8.7K | $5.20 | $45.2K |
| Aug 21, 2024 | WINMILL & CO. INC | Other | Purchase | 7.3K | $5.10 | $37.4K |
| Aug 19, 2024 | WINMILL & CO. INC | Other | Purchase | 7.5K | $5.05 | $37.8K |
| Aug 15, 2024 | WINMILL & CO. INC | Other | Purchase | 4.2K | $4.97 | $20.9K |
Showing the 25 most recent of 56 Form 4 filings for Global Self Storage, Inc..
Most active SELF insiders
- WINMILL & CO. INC17 filings
- WINMILL MARK CAMPBELL17 filings
- Donald Klimoski II8 filings
- TUXIS CORP6 filings
- Russell E Burke III5 filings
Ask anything about SELF insider activity
Use Trabud's AI agent to query Global Self Storage, Inc.'s Form 4 history in plain English — "Show me SELF CEO purchases this year" or compare it against any other ticker.
Open the AI agentSELF insider trading FAQ
Are Global Self Storage, Inc. insiders buying or selling?
Across 56 SEC Form 4 filings, Global Self Storage, Inc. (SELF) insiders reported 55 open-market purchases totaling $1.5M and 1 sales totaling $69.0K. That is a net buying position of $1.5M.
How many insiders trade SELF stock?
7 distinct insider filers — officers, directors, 10%+ owners, and investment groups filing jointly — have reported Form 4 transactions for Global Self Storage, Inc.. The most recent filing was accepted on May 15, 2026.
Where does Trabud get SELF insider trading data?
All SELF insider trading data comes directly from official SEC EDGAR Form 4 filings, which corporate insiders must submit within two business days of a transaction under Section 16(a) of the Securities Exchange Act of 1934.
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