| $11M | ||
| $10M | ||
| $8M | ||
| $7M | ||
| $7M | ||
| $4M |
Buys | $940,668 | 34 | 100 |
Sells | $0 | 0 | 0 |
| WINMILL & CO. INC | See "Explanation of Responses" | 26 | $804,014 | 0 | $0 | $804,014 |
| WINMILL MARK CAMPBELL | President and CEO | 6 | $125,943 | 0 | $0 | $125,943 |
| BURKE RUSSELL E III | director | 1 | $8,459 | 0 | $0 | $8,459 |
| Klimoski Donald II | General Counsel | 1 | $2,252 | 0 | $0 | $2,252 |
Global Self Storage functions as an independently administered and managed real estate investment trust (REIT). Its primary activities encompass the ownership, operation, management, acquisition, development, and renovation of self-storage facilities. These properties are specifically engineered to deliver secure, conveniently located, and budget-friendly storage solutions for both residential and commercial clientele. Through its fully owned subsidiaries, the company currently holds and/or oversees a portfolio of thirteen self-storage …
Over the last 12 months, insiders at Global Self Storage, Inc. have bought $940,668 and sold $0 worth of Global Self Storage, Inc. stock.
On average, over the past 5 years, insiders at Global Self Storage, Inc. have bought $346,537 and sold $68,997 worth of stock each year.
Highest buying activity among insiders over the last 12 months: WINMILL & CO. INC (See "Explanation of Responses") — $804,014. WINMILL MARK CAMPBELL (President and CEO) — $125,943. BURKE RUSSELL E III (director) — $8,459.
The last purchase of 342 shares for transaction amount of $1,765 was made by WINMILL MARK CAMPBELL (President and CEO) on 2026‑09‑10.
| 2026-09-10 | WINMILL MARK CAMPBELL | President and CEO | 342 0.003% | $5.16 | $1,765 | -3.35% | ||
| 2026-09-09 | WINMILL MARK CAMPBELL | President and CEO | 3,658 0.032% | $5.16 | $18,875 | -3.54% | ||
| 2026-08-26 | WINMILL & CO. INC | See "Explanation of Responses" | 7,761 0.0683% | $5.64 | $43,757 | -9.86% | ||
| 2026-08-25 | WINMILL & CO. INC | See "Explanation of Responses" | 7,547 0.0662% | $5.66 | $42,695 | -10.41% | ||
| 2026-08-24 | WINMILL & CO. INC | See "Explanation of Responses" | 8,022 0.0707% | $5.62 | $45,046 | -10.73% | ||
| 2026-08-21 | WINMILL & CO. INC | See "Explanation of Responses" | 7,117 0.0622% | $5.45 | $38,805 | -8.78% | ||
| 2026-08-20 | WINMILL & CO. INC | See "Explanation of Responses" | 6,901 0.059% | $5.42 | $37,417 | -8.73% | ||
| 2026-08-19 | WINMILL & CO. INC | See "Explanation of Responses" | 6,877 0.0601% | $5.40 | $37,163 | -6.29% | ||
| 2026-08-18 | WINMILL & CO. INC | See "Explanation of Responses" | 5,736 0.0491% | $5.32 | $30,507 | -6.67% | ||
| 2026-08-17 | WINMILL & CO. INC | See "Explanation of Responses" | 7,117 0.0641% | $5.33 | $37,936 | -3.47% | ||
| 2026-08-14 | WINMILL & CO. INC | See "Explanation of Responses" | 6,029 0.0516% | $5.23 | $31,511 | -5.11% | ||
| 2026-08-13 | WINMILL & CO. INC | See "Explanation of Responses" | 5,629 0.0497% | $5.20 | $29,277 | -1.57% | ||
| 2026-08-13 | BURKE RUSSELL E III | director | 1,625 0.0144% | $5.21 | $8,459 | -1.57% | ||
| 2026-08-12 | WINMILL & CO. INC | See "Explanation of Responses" | 6,248 0.0549% | $5.15 | $32,192 | -0.89% | ||
| 2026-08-11 | WINMILL & CO. INC | See "Explanation of Responses" | 5,887 0.0522% | $5.17 | $30,409 | -0.20% | ||
| 2026-05-14 | WINMILL MARK CAMPBELL | President and CEO | 4,000 0.0351% | $5.33 | $21,320 | -3.08% | ||
| 2025-12-05 | WINMILL MARK CAMPBELL | President and CEO | 4,400 0.0396% | $5.08 | $22,364 | +6.16% | ||
| 2025-12-04 | WINMILL MARK CAMPBELL | President and CEO | 6,000 0.0538% | $5.14 | $30,849 | +4.60% | ||
| 2025-12-03 | WINMILL MARK CAMPBELL | President and CEO | 6,000 0.0527% | $5.13 | $30,770 | +2.88% | ||
| 2025-12-02 | Klimoski Donald II | General Counsel | 446 0.0039% | $5.05 | $2,252 | +5.26% |
| WINMILL MARK CAMPBELL | President and CEO | 372582 3.2621% | $1.81M | 32 | 0 | +4.78% |
| WINMILL & CO. INC | See "Explanation of Responses" | 228512 2.0007% | $1.11M | 70 | 0 | +3.35% |
| Klimoski Donald II | General Counsel | 86500 0.7573% | $421,255.00 | 10 | 0 | +6.82% |
| BURKE RUSSELL E III | director | 40002 0.3502% | $194,809.74 | 11 | 0 | +1.5% |
| TUXIS CORP | See "Explanation of Responses" | 303758 2.6595% | $1.48M | 21 | 2 | +2.38% |
| HUBER BRUCE B | director | 8319 0.0728% | $40,513.53 | 2 | 0 | <0.0001% |
| HUNT JAMES E | director | 6000 0.0525% | $29,220.00 | 3 | 0 | +6.99% |
| Carroll Sally Coonrad | director | 3776 0.0331% | $18,389.12 | 2 | 0 | <0.0001% |
| WINMILL BASSETT STARR | Chairman | 3609 0.0316% | $17,575.83 | 1 | 0 | |
| LANGA GEORGE B | director | 3547 0.0311% | $17,273.89 | 2 | 0 | <0.0001% |
| WINMILL THOMAS BASSETT | President | 464 0.0041% | $2,259.68 | 1 | 0 | +9.77% |
| Ramirez John F | Chief Compliance Officer | 100 0.0009% | $487.00 | 1 | 0 | +6.6% |
| Increased Positions | 20 | +30.77% | 338,372 | +10.96% |
| Decreased Positions | 27 | -41.54% | 497,580 | -16.12% |
| New Positions | 6 | New | 128,970 | New |
| Sold Out Positions | 9 | Sold Out | 35,655 | Sold Out |
| Total Postitions | 58 | -10.77% | 3M | -5.16% |
| Winmill & Co. Inc | $2,624.00 | 4.68% | 514,593 | +35,551 | +7.42% | 2025-09-30 |
| Vanguard Group Inc | $2,620.00 | 4.67% | 513,735 | 0 | 0% | 2025-09-30 |
| Bard Associates Inc | $1,704.00 | 3.04% | 334,045 | -292,277 | -46.67% | 2025-09-30 |
| Marathon Capital Management | $1,511.00 | 2.69% | 296,190 | -37,224 | -11.16% | 2025-09-30 |
| Renaissance Technologies Llc | $1,152.00 | 2.05% | 225,874 | +20,899 | +10.2% | 2025-09-30 |
| Blackrock, Inc. | $790.00 | 1.41% | 154,990 | +68,248 | +78.68% | 2025-09-30 |
| Geode Capital Management, Llc | $721.00 | 1.28% | 141,277 | +1,700 | +1.22% | 2025-09-30 |
| Stansberry Asset Management, Llc | $436.00 | 0.78% | 85,439 | +1,110 | +1.32% | 2025-09-30 |
| Kestra Advisory Services, Llc | $377.00 | 0.67% | 73,873 | +62,954 | +576.55% | 2025-09-30 |
| Morgan Stanley | $355.00 | 0.63% | 69,616 | +1,110 | +1.62% | 2025-09-30 |