Global Self Storage, Inc.
SELF- Exchange
- Nasdaq
- Industry
- Real Estate Investment Trusts
- SEC CIK
- 0001031235
In the last 90 days, Global Self Storage, Inc. insiders filed 8 open-market purchases and 0 sales; 51 institutions reported holding it in 13F filings for Q2 2026, worth $17.5M in total; no superinvestor holds it.
13F holders, Q3 2025
Institutional positions in Global Self Storage, Inc. as of Sep 30, 2025. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 51
- +7 vs. Q2 2025
- Shares held
- 3.04M
- −248.8K (−7.6%) vs. Q2 2025
- Total value
- $15.3M
- −$2.22M (−12.7%) vs. Q2 2025
- New holders
- 10
- 17 more added
- Sold out
- 3
- 14 more reduced
1 institution that held it in Q2 2025 haven't filed for Q3 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q2 2025: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting SELF on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 51 | $17.5M |
| Q1 2026 | 55 | $16.0M |
| Q4 2025 | 48 | $14.9M |
| Q3 2025 | 51 | $15.3M |
| Q2 2025 | 45 | $17.5M |
| Q1 2025 | 46 | $16.6M |
| Q4 2024 | 44 | $17.6M |
| Q3 2024 | 41 | $17.0M |
| Q2 2024 | 42 | $15.6M |
| Q1 2024 | 44 | $14.4M |
| Q4 2023 | 45 | $14.7M |
| Q3 2023 | 44 | $16.3M |
| Q2 2023 | 44 | $16.3M |
| Q1 2023 | 45 | $16.8M |
| Q4 2022 | 45 | $16.3M |
| Q3 2022 | 40 | $21.1M |
| Q2 2022 | 39 | $17.8M |
| Q1 2022 | 34 | $14.5M |
| Q4 2021 | 28 | $13.5M |
| Q3 2021 | 27 | $12.1M |
| Q2 2021 | 28 | $12.0M |
| Q1 2021 | 26 | $10.7M |
Institutions, Q3 2025
Shares, value and share of portfolio for each institution holding Global Self Storage, Inc.; share changes are against Q2 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Winmill & Co. Inc | 514,593 | $2.59M | 0.63% | +35,551+7.4% | Added |
| Vanguard Group Inc | 513,735 | $2.58M | 0.00% | 00.0% | Unchanged |
| Bard Associates Inc | 334,045 | $1.68M | 0.45% | −292,277−46.7% | Reduced |
| Marathon Capital Management | 296,190 | $1.49M | 0.34% | −37,224−11.2% | Reduced |
| Renaissance Technologies LLC | 225,874 | $1.14M | 0.00% | +20,899+10.2% | Added |
| BlackRock, Inc. | 154,990 | $779.6K | 0.00% | +68,248+78.7% | Added |
| Geode Capital Management, LLC | 141,277 | $710.8K | 0.00% | +1,700+1.2% | Added |
| Stansberry Asset Management, LLC | 85,439 | $429.8K | 0.04% | +1,110+1.3% | Added |
| Kestra Advisory Services, LLC | 73,873 | $371.6K | 0.00% | +62,954+576.6% | Added |
| Morgan Stanley | 69,616 | $350.2K | 0.00% | +1,110+1.6% | Added |
| Dimensional Fund Advisors LP | 61,131 | $307.5K | 0.00% | +2,032+3.4% | Added |
| Towneley Capital Management, Inc | 47,026 | $236.5K | 0.05% | +674+1.5% | Added |
| Cetera Investment Advisers | 46,412 | $233.5K | 0.00% | +860+1.9% | Added |
| LPL Financial LLC | 40,664 | $204.5K | 0.00% | −63,499−61.0% | Reduced |
| Citadel Advisors LLC | 39,149 | $196.9K | 0.00% | +39,149 | New |
| Baker Ellis Asset Management LLC | 33,000 | $166.0K | 0.02% | 00.0% | Unchanged |
| State Street Corp | 31,580 | $158.8K | 0.00% | 00.0% | Unchanged |
| Susquehanna International Group, LLP | 31,577 | $158.8K | 0.00% | +31,577 | New |
| PFG Investments, LLC | 31,352 | $157.7K | 0.01% | +1,128+3.7% | Added |
| O'Shaughnessy Asset Management, LLC | 29,155 | $146.7K | 0.00% | −11,126−27.6% | Reduced |
| Raymond James Financial Inc | 27,220 | $136.9K | 0.00% | +8,462+45.1% | Added |
| Ethos Financial Group, LLC | 25,640 | $129.0K | 0.01% | 00.0% | Unchanged |
| James Investment Research Inc | 24,100 | $121.2K | 0.01% | +8,500+54.5% | Added |
| GWM Advisors LLC | 24,100 | $121.2K | 0.00% | +8,500+54.5% | Added |
| Northern Trust Corp | 21,371 | $107.5K | 0.00% | 00.0% | Unchanged |
| Price T Rowe Associates Inc | 19,971 | $101.0K | 0.00% | −13,428−40.2% | Reduced |
| HighTower Advisors, LLC | 19,836 | $99.8K | 0.00% | +16+0.1% | Added |
| Man Group plc | 15,181 | $76.4K | 0.00% | −1,196−7.3% | Reduced |
| Ritholtz Wealth Management | 14,059 | $70.7K | 0.00% | −7,793−35.7% | Reduced |
| Virtu Financial LLC | 10,721 | $54.0K | 0.00% | +10,721 | New |
| Sofos Investments, Inc. | 6,425 | $32.3K | 0.01% | +6,425 | New |
| Advisor Group Holdings, Inc. | 5,603 | $29.0K | 0.00% | +32+0.6% | Added |
| Bank of America Corp | 4,511 | $22.7K | 0.00% | −101−2.2% | Reduced |
| Advisory Services Network, LLC | 3,732 | $18.8K | 0.00% | +3,732 | New |
| Nisa Investment Advisors, LLC | 3,187 | $16.0K | 0.00% | 00.0% | Unchanged |
| Wells Fargo & Company | 2,001 | $10.1K | 0.00% | 00.0% | Unchanged |
| Broadwater Capital Management LLC | 2,000 | $10.1K | 0.01% | −8,680−81.3% | Reduced |
| Crossingbridge Advisors, LLC | 1,000 | $5.03K | 0.00% | −49,000−98.0% | Reduced |
| Central Trust Co | 1,000 | $5.03K | 0.00% | 00.0% | Unchanged |
| Tower Research Capital LLC (TRC) | 847 | $4.26K | 0.00% | +171+25.3% | Added |
| Jones Financial Companies LLLP | 800 | $4.05K | 0.00% | 00.0% | Unchanged |
| Covestor Ltd | 696 | $4.00K | 0.00% | −3,789−84.5% | Reduced |
| Farther Finance Advisors, LLC | 649 | $3.26K | 0.00% | +649 | New |
| Bartlett & Co. Wealth Management LLC | 505 | $2.54K | 0.00% | +505 | New |
| FMR LLC | 400 | $2.01K | 0.00% | −50−11.1% | Reduced |
| Barclays PLC | 9 | $45 | 0.00% | +9 | New |
| Creekmur Asset Management LLC | 3 | $16 | 0.00% | −1−25.0% | Reduced |
| Citigroup Inc | 1 | $5 | 0.00% | +1 | New |
| Kozak & Associates, Inc. | 1 | $3 | 0.00% | −1,899−99.9% | Reduced |
| Capital Advisors, Ltd. LLC | 71 | $0 | 0.00% | 00.0% | Unchanged |
| Simplex Trading, LLC | 10 | $0 | 0.00% | +10 | New |
| Laffer Tengler Investments | 0 | $0 | 0.00% | −72,589−100.0% | Sold out |
| Bangor Savings Bank | 0 | $0 | 0.00% | −800−100.0% | Sold out |
| Hollencrest Capital Management | 0 | $0 | 0.00% | −38−100.0% | Sold out |
| Financial Gravity Companies, Inc. | – | – | – | – | Not filed |