SELF
Global Self Storage, Inc.$5.06-0.04 (-0.86%)Prev Close$5.10·MCap$58.5M·P/E29.36·Vol24.8K·Yield0.06%
▲
Buys (12M)
11
$573.4K
▼
Sells (12M)
0
$0.00
◆
Net Activity
Net Buyer
$573.4K
●
Active Insiders
4
last 12 mo
Over the past 12 months, insider activity at Global Self Storage, Inc. (SELF) has been exclusively buying, with 11 insider purchases totaling $573.4K and 0 insider sales totaling $0.00. The most recent insider transaction was by WINMILL MARK CAMPBELL (director, officer: President and CEO), who purchased $20.6K worth of shares on Sep 11, 2026. Global Self Storage, Inc. operates in the Real Estate sector, within the REIT - Industrial industry, with a market cap of $58.5M.
SELF Insider Trading Activity
| Date | Insider | Role | Type | Shares | Avg Price | Value | Shares After |
|---|---|---|---|---|---|---|---|
| Sep 11, 2026 | WINMILL MARK CAMPBELL | director, officer: President and CEO | Buy | 4,000 | $5.16 | $20.6K | 372,582 |
| Aug 26, 2026 | WINMILL & CO. INC | other: See "Explanation of Responses" | Buy | 15,308 | $5.65 | $86.5K | 228,512 |
| Aug 24, 2026 | WINMILL & CO. INC | other: See "Explanation of Responses" | Buy | 15,139 | $5.54 | $83.9K | 213,204 |
| Aug 20, 2026 | WINMILL & CO. INC | other: See "Explanation of Responses" | Buy | 13,778 | $5.41 | $74.6K | 198,065 |
| Aug 18, 2026 | WINMILL & CO. INC | other: See "Explanation of Responses" | Buy | 12,853 | $5.33 | $68.4K | 184,287 |
| Aug 14, 2026 | BURKE RUSSELL E III | director | Buy | 1,625 | $5.21 | $8.5K | 40,002 |
| Aug 14, 2026 | WINMILL & CO. INC | other: See "Explanation of Responses" | Buy | 11,658 | $5.21 | $60.8K | 171,434 |
| Aug 12, 2026 | WINMILL & CO. INC | other: See "Explanation of Responses" | Buy | 12,135 | $5.16 | $62.6K | 159,776 |
| May 15, 2026 | WINMILL MARK CAMPBELL | director, officer: President and CEO | Buy | 4,000 | $5.33 | $21.3K | 368,582 |
| Dec 3, 2025 | WINMILL MARK CAMPBELL | President and CEO | Buy | 16,400 | $5.12 | $84.0K | 0 |
| Dec 2, 2025 | Klimoski Donald II | General Counsel | Buy | 446 | $5.05 | $2.3K | 0 |
| Aug 25, 2025 | BURKE RUSSELL E III | Director | Buy | 105 | $5.25 | $550.73 | 0 |
| May 21, 2025 | Carroll Sally Coonrad | Director | Buy | 1,776 | $5.63 | $10.0K | 0 |
| May 19, 2025 | WINMILL MARK CAMPBELL | President and CEO | Buy | 10,000 | $5.67 | $56.7K | 0 |
| Nov 22, 2024 | BURKE RUSSELL E III | Director | Buy | 168 | $5.26 | $882.84 | 32,040 |
| Aug 30, 2024 | WINMILL & CO. INC | Buy | 2,636 | $5.22 | $13.8K | 40,183 | |
| Aug 27, 2024 | WINMILL & CO. INC | Buy | 4,731 | $5.18 | $24.5K | 37,547 | |
| Aug 23, 2024 | WINMILL & CO. INC | Buy | 8,706 | $5.20 | $45.2K | 32,816+36% | |
| Aug 21, 2024 | WINMILL & CO. INC | Buy | 7,327 | $5.10 | $37.4K | 24,110+44% | |
| Aug 19, 2024 | WINMILL & CO. INC | Buy | 7,496 | $5.05 | $37.8K | 16,783+81% | |
| Aug 15, 2024 | WINMILL & CO. INC | Buy | 4,200 | $4.97 | $20.9K | 9,287+83% | |
| May 31, 2024 | BURKE RUSSELL E III | Director | Buy | 203 | $4.98 | $1.0K | 28,999 |
| May 30, 2024 | WINMILL MARK CAMPBELL | President and CEO | Buy | 22,899 | $4.96 | $113.6K | 287,494 |
| May 24, 2024 | Klimoski Donald II | General Counsel | Buy | 539 | $4.90 | $2.6K | 75,000 |
| Dec 1, 2023 | TUXIS CORP | Sell | 15,000 | $4.60 | $69.0K | 291,978 | |
| Nov 17, 2023 | Klimoski Donald II | General Counsel | Buy | 1,000 | $4.80 | $4.8K | 51,000 |
| Nov 17, 2023 | WINMILL MARK CAMPBELL | President and CEO | Buy | 7,200 | $4.83 | $34.8K | 210,402 |
| Aug 18, 2023 | Carroll Sally Coonrad | Director | Buy | 2,000 | $5.07 | $10.1K | 2,000 |
| Aug 18, 2023 | WINMILL MARK CAMPBELL | President and CEO | Buy | 1,000 | $5.07 | $5.1K | 203,202 |
| May 16, 2023 | WINMILL MARK CAMPBELL | President and CEO | Buy | 6,300 | $5.13 | $32.3K | 202,202 |
| May 15, 2023 | Klimoski Donald II | General Counsel | Buy | 560 | $5.08 | $2.8K | 50,000 |
| Nov 29, 2022 | LANGA GEORGE B | Director | Buy | 1,175 | $5.12 | $6.0K | 3,247+57% |
| Nov 21, 2022 | WINMILL MARK CAMPBELL | President and CEO | Buy | 3,000 | $5.18 | $15.5K | 179,637 |
| Nov 17, 2022 | Klimoski Donald II | General Counsel | Buy | 148 | $5.25 | $777.00 | 43,000 |
| Aug 24, 2022 | WINMILL MARK CAMPBELL | President and CEO | Buy | 2,000 | $6.07 | $12.1K | 176,637 |
| May 23, 2022 | WINMILL MARK CAMPBELL | President and CEO | Buy | 1,700 | $5.74 | $9.8K | 171,837 |
| Aug 31, 2021 | BURKE RUSSELL E III | Director | Buy | 1,800 | $5.30 | $9.5K | 23,300 |
| Aug 25, 2021 | WINMILL MARK CAMPBELL | President and CEO | Buy | 1,000 | $5.12 | $5.1K | 162,112 |
| Aug 24, 2021 | WINMILL MARK CAMPBELL | President and CEO | Buy | 1,000 | $5.10 | $5.1K | 158,112 |
SELF Insider Buying Activity
The following table shows recent insider purchases of Global Self Storage, Inc. (SELF) stock reported via SEC Form 4 filings.
| Date | Insider | Role | Type | Shares | Avg Price | Value | Shares After |
|---|---|---|---|---|---|---|---|
| Sep 11, 2026 | WINMILL MARK CAMPBELL | director, officer: President and CEO | Buy | 4,000 | $5.16 | $20.6K | 372,582 |
| Aug 26, 2026 | WINMILL & CO. INC | other: See "Explanation of Responses" | Buy | 15,308 | $5.65 | $86.5K | 228,512 |
| Aug 24, 2026 | WINMILL & CO. INC | other: See "Explanation of Responses" | Buy | 15,139 | $5.54 | $83.9K | 213,204 |
| Aug 20, 2026 | WINMILL & CO. INC | other: See "Explanation of Responses" | Buy | 13,778 | $5.41 | $74.6K | 198,065 |
| Aug 18, 2026 | WINMILL & CO. INC | other: See "Explanation of Responses" | Buy | 12,853 | $5.33 | $68.4K | 184,287 |
| Aug 14, 2026 | BURKE RUSSELL E III | director | Buy | 1,625 | $5.21 | $8.5K | 40,002 |
| Aug 14, 2026 | WINMILL & CO. INC | other: See "Explanation of Responses" | Buy | 11,658 | $5.21 | $60.8K | 171,434 |
| Aug 12, 2026 | WINMILL & CO. INC | other: See "Explanation of Responses" | Buy | 12,135 | $5.16 | $62.6K | 159,776 |
| May 15, 2026 | WINMILL MARK CAMPBELL | director, officer: President and CEO | Buy | 4,000 | $5.33 | $21.3K | 368,582 |
| Dec 3, 2025 | WINMILL MARK CAMPBELL | President and CEO | Buy | 16,400 | $5.12 | $84.0K | 0 |
| Dec 2, 2025 | Klimoski Donald II | General Counsel | Buy | 446 | $5.05 | $2.3K | 0 |
| Aug 25, 2025 | BURKE RUSSELL E III | Director | Buy | 105 | $5.25 | $550.73 | 0 |
| May 21, 2025 | Carroll Sally Coonrad | Director | Buy | 1,776 | $5.63 | $10.0K | 0 |
| May 19, 2025 | WINMILL MARK CAMPBELL | President and CEO | Buy | 10,000 | $5.67 | $56.7K | 0 |
| Nov 22, 2024 | BURKE RUSSELL E III | Director | Buy | 168 | $5.26 | $882.84 | 32,040 |
| Aug 30, 2024 | WINMILL & CO. INC | Buy | 2,636 | $5.22 | $13.8K | 40,183 | |
| Aug 27, 2024 | WINMILL & CO. INC | Buy | 4,731 | $5.18 | $24.5K | 37,547 | |
| Aug 23, 2024 | WINMILL & CO. INC | Buy | 8,706 | $5.20 | $45.2K | 32,816+36% | |
| Aug 21, 2024 | WINMILL & CO. INC | Buy | 7,327 | $5.10 | $37.4K | 24,110+44% | |
| Aug 19, 2024 | WINMILL & CO. INC | Buy | 7,496 | $5.05 | $37.8K | 16,783+81% | |
| Aug 15, 2024 | WINMILL & CO. INC | Buy | 4,200 | $4.97 | $20.9K | 9,287+83% | |
| May 31, 2024 | BURKE RUSSELL E III | Director | Buy | 203 | $4.98 | $1.0K | 28,999 |
| May 30, 2024 | WINMILL MARK CAMPBELL | President and CEO | Buy | 22,899 | $4.96 | $113.6K | 287,494 |
| May 24, 2024 | Klimoski Donald II | General Counsel | Buy | 539 | $4.90 | $2.6K | 75,000 |
| Nov 17, 2023 | Klimoski Donald II | General Counsel | Buy | 1,000 | $4.80 | $4.8K | 51,000 |
| Nov 17, 2023 | WINMILL MARK CAMPBELL | President and CEO | Buy | 7,200 | $4.83 | $34.8K | 210,402 |
| Aug 18, 2023 | Carroll Sally Coonrad | Director | Buy | 2,000 | $5.07 | $10.1K | 2,000 |
| Aug 18, 2023 | WINMILL MARK CAMPBELL | President and CEO | Buy | 1,000 | $5.07 | $5.1K | 203,202 |
| May 16, 2023 | WINMILL MARK CAMPBELL | President and CEO | Buy | 6,300 | $5.13 | $32.3K | 202,202 |
| May 15, 2023 | Klimoski Donald II | General Counsel | Buy | 560 | $5.08 | $2.8K | 50,000 |
| Nov 29, 2022 | LANGA GEORGE B | Director | Buy | 1,175 | $5.12 | $6.0K | 3,247+57% |
| Nov 21, 2022 | WINMILL MARK CAMPBELL | President and CEO | Buy | 3,000 | $5.18 | $15.5K | 179,637 |
| Nov 17, 2022 | Klimoski Donald II | General Counsel | Buy | 148 | $5.25 | $777.00 | 43,000 |
| Aug 24, 2022 | WINMILL MARK CAMPBELL | President and CEO | Buy | 2,000 | $6.07 | $12.1K | 176,637 |
| May 23, 2022 | WINMILL MARK CAMPBELL | President and CEO | Buy | 1,700 | $5.74 | $9.8K | 171,837 |
| Aug 31, 2021 | BURKE RUSSELL E III | Director | Buy | 1,800 | $5.30 | $9.5K | 23,300 |
| Aug 25, 2021 | WINMILL MARK CAMPBELL | President and CEO | Buy | 1,000 | $5.12 | $5.1K | 162,112 |
| Aug 24, 2021 | WINMILL MARK CAMPBELL | President and CEO | Buy | 1,000 | $5.10 | $5.1K | 158,112 |
SELF Insider Selling Activity
The following table shows recent insider sales of Global Self Storage, Inc. (SELF) stock reported via SEC Form 4 filings.
| Date | Insider | Role | Type | Shares | Avg Price | Value | Shares After |
|---|---|---|---|---|---|---|---|
| Dec 1, 2023 | TUXIS CORP | Sell | 15,000 | $4.60 | $69.0K | 291,978 |