Form4.ai tracks every SEC insider trade in real time. See every SELF insider filing with a free account — no card.
See every SELF insider filing — free account, no card.
Free accountGlobal Self Storage, Inc. (SELF) has 10 SEC Form 4 insider filings on record in the last 90 days. That includes 8 insider purchases totalling $466K. Most recent filing: Sept. 11, 2026.
Open-market value, last 90 days
Form 4 filings by type, last 90 days
| Date | Insider | Trade | Value | Price since buy |
|---|---|---|---|---|
| Sep 11, 2026 SEC filing | WINMILL MARK CAMPBELL President and CEO | Bought | $20,640 | -5.0% 30D |
| Aug 26, 2026 SEC filing | WINMILL & CO. INC Insider | Bought | $86,452 | -10.6% 30D |
| Aug 24, 2026 SEC filing | WINMILL & CO. INC Insider | Bought | $83,851 | -9.6% 30D |
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Form 4 is the filing company officers, directors and 10% shareholders must submit to the SEC within two business days of trading their own company's stock. Open-market purchases generally carry more signal than sales, which are often scheduled in advance. More on how this works.