Latest Period
Q1 2026
Security Snapshot
Global Self Storage, Inc. - Common Stock, $0.01 par value per share (SELF) Institutional Ownership
CUSIP: 37955N106
13F Institutional Holders and Ownership History from Q1 2016 to Q1 2026
Institutions Reporting
53
Shares (Excl. Options)
3,136,833
Price
$5.11
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- Security type / class
- Equity / Common Stock, $0.01 par value per share
- Symbol
- SELF on Nasdaq
- All holders as of 31 Mar 2026
- Q1 2026
- Total 13F shares
- 3,136,833
- Total 13F value
- $16,028,567
- Portfolio coverage rank
- 0%
- Share change
- +210,654
- Value change
- +$1,098,757
- Number of holders
- 53
- Shares outstanding
- 11,282,563
- SEC-reported price per share
- $5.53
- Insider filing price
- $5.53
Latest holder snapshot
5 signals
Issuer context
Names, identifiers, and filing context for this profile.
3 identity fields
13F Shares, Excluding Options vs Price
13F Value, Excluding Options
Total Investors
Key facts
- SELF - Global Self Storage, Inc. - Common Stock, $0.01 par value per share is tracked under CUSIP 37955N106.
- 53 institutions reported positions in Q1 2026.
- 2 significant owners is listed from Schedule 13D/13G reporting.
Change
- Holder count moved from 47 to 53 between Q4 2025 and Q1 2026.
- SEC-reported value moved from $14,929,316 to $16,028,567.
Research use
- You can quickly see who holds this security, then open quarter and manager detail pages for full evidence.
- 13F and Schedule 13D/13G sections are kept together so you can cross-check institutional and beneficial ownership context.
Evidence
Source: SEC Form 13F
Open SEC evidence
Latest holder context comes from 53 institutions filings for Q1 2026.
Security key
37955N106
Latest holder period
Q1 2026
13F holders
53
13D/G owners
2
CIK / CUSIP context first
Open Q1 2026 holders
SELF full holder history
Global Self Storage, Inc. SEC filings
Global Self Storage, Inc. company facts
Global Self Storage, Inc. insider transactions
Broader feeds
Recent Quarterly Holder Reports
Open recent reporting periods for CUSIP 37955N106:
13D/G owners
Significant owners
Large-stake holder rows connected to Schedule 13D/G evidence.
Rows
2
Security
SELF
| 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 31 Mar 2026, 53 institutional investors reported holding 3,136,833 shares of Global Self Storage, Inc. - Common Stock, $0.01 par value per share (SELF). This represents 28% of the company’s total 11,282,563 outstanding shares.
13F concentration
Top 25 institutional shareholders
Largest 13F positions for this security by reported shares and value.
Top holder share
25%
| Institution | Ownership % | Shares Held | Share Change % | Portfolio % | Holdings Value |
|---|---|---|---|---|---|
| WINMILL & CO. INC | 5.2% | 586,500 | 0% | 0.86% | $2,997,015 |
| VANGUARD CAPITAL MANAGEMENT LLC | 3.8% | 430,003 | 0% | 0% | $2,197,315 |
| BlackRock, Inc. | 2.6% | 294,640 | +25% | 0% | $1,505,609 |
| MARATHON CAPITAL MANAGEMENT | 2.3% | 259,627 | -0.58% | 0.3% | $1,326,696 |
| RENAISSANCE TECHNOLOGIES LLC | 1.9% | 216,175 | +0.63% | 0% | $1,104,654 |
| GEODE CAPITAL MANAGEMENT, LLC | 1.3% | 144,262 | +0.08% | 0% | $737,338 |
| WELLS FARGO & COMPANY/MN | 1.2% | 130,919 | +6443% | 0% | $668,994 |
| Private Capital Management, LLC | 0.92% | 103,549 | +763% | 0.05% | $529,135 |
| MORGAN STANLEY | 0.65% | 73,114 | +10% | 0% | $373,617 |
| Kestra Advisory Services, LLC | 0.56% | 63,120 | -16% | 0% | $322,543 |
| DIMENSIONAL FUND ADVISORS LP | 0.54% | 61,129 | 0% | 0% | $312,370 |
| VANGUARD FIDUCIARY TRUST CO | 0.53% | 60,231 | 0% | 0% | $307,780 |
| Towneley Capital Management, Inc / DE | 0.43% | 48,375 | +1.4% | 0.05% | $247,198 |
| Cetera Investment Advisers | 0.38% | 43,435 | -2.2% | 0% | $221,952 |
| RAYMOND JAMES FINANCIAL INC | 0.36% | 40,938 | +22% | 0% | $209,191 |
| PFG Investments, LLC | 0.31% | 35,402 | +0.59% | 0.01% | $180,905 |
| AlphaCentric Advisors LLC | 0.31% | 35,271 | 0% | 0.18% | $180,235 |
| Crossingbridge Advisors, LLC | 0.31% | 35,271 | 0% | 0.03% | $180,235 |
| Baker Ellis Asset Management LLC | 0.31% | 35,000 | -10% | 0.02% | $178,850 |
| STATE STREET CORP | 0.28% | 31,580 | 0% | 0% | $161,374 |
| WealthTrust Axiom LLC | 0.27% | 31,000 | 0.04% | $158,410 | |
| LPL Financial LLC | 0.25% | 27,969 | -26% | 0% | $142,921 |
| GOLDMAN SACHS GROUP INC | 0.24% | 26,541 | +37% | 0% | $135,625 |
| NORTHERN TRUST CORP | 0.22% | 25,382 | +20% | 0% | $129,702 |
| Man Group plc | 0.22% | 24,959 | +57% | 0% | $127,540 |
Quarter history
Institutional holders across reporting periods
Holder count, reported shares/value, and median price by quarter.
Periods
41
Latest
Q1 2026
Rows shown
1-25 of 41
| Period | 13F Shares, Excl. Options | Value, Excl. Options | Value Change | Price (Median) | Investors |
|---|---|---|---|---|---|
| 2026 Q1 | 3,136,833 | $16,028,567 | +$1,098,757 | $5.11 | 53 |
| 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 |
| 2020 Q1 | 1,393,040 | $4,888,000 | +$23,584 | $3.51 | 25 |