Latest Period
Q2 2026
CUSIP: 37955N106
Latest Period
Q2 2026
Institutions Reporting
49
Shares (Excl. Options)
3,349,414
Price
$5.24
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Latest holder context comes from 49 institutions filings for Q2 2026.
Security key
37955N106
Latest holder period
Q2 2026
13F holders
49
13D/G owners
2
CIK / CUSIP context first
Broader feeds
Open recent reporting periods for CUSIP 37955N106:
13D/G owners
Large-stake holder rows connected to Schedule 13D/G evidence.
| Filer | Ownership | Change % | Holdings Value | Net Change | Nb Shares | Change % | Reporting Name | Report Period |
|---|---|---|---|---|---|---|---|---|
| WINMILL MARK CAMPBELL | 8.4% | +16% | $4,605,994 | +$601,950 | 947,735 | +15% | Mark Campbell Winmill | 03 Dec 2025 |
| BARD ASSOCIATES INC | 2.9% | $1,661,560 | 330,330 | BARD ASSOCIATES INC | 13 Aug 2025 |
As of 30 Jun 2026, 49 institutional investors reported holding 3,349,414 shares of Global Self Storage, Inc. - Common Stock, $0.01 par value per share (SELF). This represents 30% of the company’s total 11,282,563 outstanding shares.
13F concentration
Largest 13F positions for this security by reported shares and value.
| Institution | Ownership % | Shares Held | Share Change % | Portfolio % | Holdings Value |
|---|---|---|---|---|---|
| WINMILL & CO. INC | 5.2% | 586,500 | 0% | 0.68% | $3,073,260 |
| VANGUARD CAPITAL MANAGEMENT LLC | 3.9% | 434,491 | +1% | 0% | $2,276,733 |
| BlackRock, Inc. | 3.5% | 397,495 | +35% | 0% | $2,082,874 |
| MARATHON CAPITAL MANAGEMENT | 2.3% | 260,784 | +0.45% | 0.28% | $1,366,506 |
| Private Capital Management, LLC | 2% | 223,337 | +116% | 0.11% | $1,170,286 |
| RENAISSANCE TECHNOLOGIES LLC | 1.8% | 198,075 | -8.4% | 0% | $1,037,913 |
| GEODE CAPITAL MANAGEMENT, LLC | 1.3% | 143,249 | -0.7% | 0% | $750,799 |
| WELLS FARGO & COMPANY/MN | 1.2% | 130,918 | -0% | 0% | $686,011 |
| MORGAN STANLEY | 0.69% | 77,803 | +6.4% | 0% | $407,692 |
| Kestra Advisory Services, LLC | 0.6% | 67,167 | +6.4% | 0% | $351,957 |
| VANGUARD FIDUCIARY TRUST CO | 0.54% | 60,689 | +0.76% | 0% | $318,010 |
| DIMENSIONAL FUND ADVISORS LP | 0.51% | 57,896 | -5.3% | 0% | $303,374 |
| Towneley Capital Management, Inc / DE | 0.43% | 49,047 | +1.4% | 0.05% | $257,008 |
| RAYMOND JAMES FINANCIAL INC | 0.41% | 46,029 | +12% | 0% | $241,191 |
| Baker Ellis Asset Management LLC | 0.33% | 37,000 | +5.7% | 0.02% | $193,880 |
| GOLDMAN SACHS GROUP INC | 0.32% | 36,271 | +37% | 0% | $190,060 |
| PFG Investments, LLC | 0.31% | 35,511 | +0.31% | 0.01% | $186,076 |
| WealthTrust Axiom LLC | 0.28% | 32,000 | +3.2% | 0.04% | $167,680 |
| STATE STREET CORP | 0.28% | 31,580 | 0% | 0% | $165,479 |
| AlphaCentric Advisors LLC | 0.27% | 30,000 | -15% | 0.13% | $157,200 |
| Crossingbridge Advisors, LLC | 0.27% | 30,000 | -15% | 0.03% | $157,200 |
| Cetera Investment Advisers | 0.25% | 28,452 | -34% | 0% | $149,088 |
| LPL Financial LLC | 0.25% | 28,172 | +0.73% | 0% | $147,620 |
| CITADEL ADVISORS LLC | 0.24% | 27,614 | 0% | $144,697 | |
| Man Group plc | 0.24% | 26,730 | +7.1% | 0% | $140,065 |
Quarter history
Holder count, reported shares/value, and median price by quarter.
| Period | 13F Shares, Excl. Options | Value, Excl. Options | Value Change | Price (Median) | Investors |
|---|---|---|---|---|---|
| 2026 Q2 | 3,349,414 | $17,548,224 | +$1,106,404 | $5.24 | 49 |
| 2026 Q1 | 3,138,833 | $16,038,767 | +$1,098,757 | $5.11 | 54 |
| 2025 Q4 | 2,927,768 | $14,929,316 | -$733,726 | $5.10 | 47 |
| 2025 Q3 | 3,036,246 | $15,274,405 | -$1,261,909 | $5.03 | 49 |
| 2025 Q2 | 3,280,766 | $17,515,037 | -$36,322 | $5.34 | 43 |
| 2025 Q1 | 3,292,765 | $16,596,297 | +$221,390 | $5.04 | 45 |
| 2024 Q4 | 3,298,061 | $17,579,975 | +$183,328 | $5.33 | 43 |
| 2024 Q3 | 3,263,573 | $16,996,215 | +$363,692 | $5.21 | 40 |
| 2024 Q2 | 3,203,472 | $15,569,888 | -$115,576 | $4.86 | 41 |
| 2024 Q1 | 3,235,566 | $14,407,174 | +$212,897 | $4.45 | 42 |
| 2023 Q4 | 3,182,651 | $14,740,409 | -$628,800 | $4.63 | 44 |
| 2023 Q3 | 3,295,659 | $16,019,632 | -$719,552 | $4.86 | 44 |
| 2023 Q2 | 3,239,846 | $17,271,465 | +$758,873 | $5.05 | 43 |
| 2023 Q1 | 3,269,725 | $16,802,583 | -$364,525 | $5.14 | 45 |
| 2022 Q4 | 3,344,329 | $16,317,449 | -$1,456,549 | $4.88 | 45 |
| 2022 Q3 | 3,601,014 | $21,102,248 | +$2,572,193 | $5.86 | 39 |
| 2022 Q2 | 3,168,602 | $17,838,368 | +$3,220,919 | $5.63 | 39 |
| 2022 Q1 | 2,596,498 | $14,539,501 | +$1,281,897 | $5.60 | 33 |
| 2021 Q4 | 2,367,562 | $13,486,000 | +$33,988 | $5.70 | 27 |
| 2021 Q3 | 2,364,259 | $12,142,000 | +$275,800 | $5.15 | 27 |
| 2021 Q2 | 2,310,566 | $12,038,000 | +$375,888 | $5.21 | 27 |
| 2021 Q1 | 2,240,882 | $10,658,000 | +$384,917 | $4.76 | 26 |
| 2020 Q4 | 2,160,674 | $8,664,000 | +$2,622,060 | $4.01 | 27 |
| 2020 Q3 | 1,506,578 | $6,042,000 | +$418,778 | $4.01 | 26 |
| 2020 Q2 | 1,392,728 | $5,375,000 | +$7,444 | $3.85 | 21 |