Global Self Storage, Inc. - Common Stock, $0.01 par value per share (SELF) Institutional Ownership

13F Institutional Holders and Ownership History from Q1 2016 to Q4 2025

Type / Class
Equity / Common Stock, $0.01 par value per share
Symbol
SELF on Nasdaq
Shares outstanding
11,282,563
Price per share
$5.09
All holders as of 31 Dec 2025
Q4 2025
Total 13F shares
2,927,768
Total reported value
$14,929,316
% of total 13F portfolios
0%
Share change
-143,746
Value change
-$733,726
Number of holders
47
Price from insider filings
$5.09
Reported Shares, Excluding Options vs Price
Reported Value, Excluding Options
Total Investors

Significant Owners of Global Self Storage, Inc. - Common Stock, $0.01 par value per share (SELF) based on Schedule 13D/G filings

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 Dec 2025, 47 institutional investors reported holding 2,927,768 shares of Global Self Storage, Inc. - Common Stock, $0.01 par value per share (SELF). This represents 26% of the company’s total 11,282,563 outstanding shares.

Top 25 Institutional Shareholders

The largest institutional shareholders of Global Self Storage, Inc. - Common Stock, $0.01 par value per share (SELF) together control 24% of the company’s outstanding shares — a level of ownership often associated with strong institutional conviction and long‑term capital commitment.

Institution Ownership % Shares Held Share Change % Portfolio % Holdings Value
WINMILL & CO. INC 5.2% 586,500 +14% 0.8% $2,991,150
VANGUARD GROUP INC 4.4% 494,288 -3.8% 0% $2,520,868
MARATHON CAPITAL MANAGEMENT 2.3% 261,151 -12% 0.29% $1,331,870
BlackRock, Inc. 2.1% 235,683 +52% 0% $1,201,984
RENAISSANCE TECHNOLOGIES LLC 1.9% 214,825 -4.9% 0% $1,095,608
GEODE CAPITAL MANAGEMENT, LLC 1.3% 144,144 +2% 0% $735,286
Kestra Advisory Services, LLC 0.67% 75,369 +2% 0% $384,382
MORGAN STANLEY 0.59% 66,199 -4.9% 0% $337,615
DIMENSIONAL FUND ADVISORS LP 0.54% 61,129 -0% 0% $311,758
EASTERLY INVESTMENT PARTNERS LLC 0.43% 49,061 0.02% $250,211
Towneley Capital Management, Inc / DE 0.42% 47,693 +1.4% 0.05% $243,235
STANSBERRY ASSET MANAGEMENT, LLC 0.42% 47,388 -45% 0.02% $241,679
Cetera Investment Advisers 0.39% 44,424 -4.3% 0% $226,561
Baker Ellis Asset Management LLC 0.35% 39,000 +18% 0.02% $198,900
LPL Financial LLC 0.34% 37,914 -6.8% 0% $193,361
CITADEL ADVISORS LLC 0.32% 36,522 -6.7% 0% $186,262
AlphaCentric Advisors LLC 0.31% 35,271 0% 0.18% $179,882
Crossingbridge Advisors, LLC 0.31% 35,271 +3427% 0.05% $177,766
PFG Investments, LLC 0.31% 35,194 +12% 0.01% $179,491
RAYMOND JAMES FINANCIAL INC 0.3% 33,592 +23% 0% $171,319
STATE STREET CORP 0.28% 31,580 0% 0% $161,058
ROYAL BANK OF CANADA 0.23% 25,390 0% $129,000
O'SHAUGHNESSY ASSET MANAGEMENT, LLC 0.22% 25,184 -14% 0% $128,438
NewEdge Advisors, LLC 0.21% 24,100 0% 0% $122,910
JAMES INVESTMENT RESEARCH, INC. 0.21% 24,100 0% 0.01% $122,910

Institutional Holders of Global Self Storage, Inc. - Common Stock, $0.01 par value per share (SELF) across Reporting Periods

Period Reported Shares, Excl. Options Value, Excl. Options Value Change Price (Median) Investors
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
2019 Q4 1,385,582 $5,958,000 +$1,431,849 $4.30 24
2019 Q3 1,062,883 $5,056,000 -$545,581 $4.76 24
2019 Q2 1,009,182 $3,795,000 -$193,837 $3.76 25
2019 Q1 1,060,991 $4,093,000 -$441,657 $3.86 22
2018 Q4 1,504,672 $5,896,000 -$325,307 $3.92 24
2018 Q3 1,587,114 $6,650,000 -$140,825 $4.19 24
2018 Q2 1,623,176 $6,734,000 -$266,826 $4.14 22
2018 Q1 1,687,365 $7,404,000 -$300,009 $4.42 22
2017 Q4 1,754,536 $8,110,000 -$819,768 $4.61 21
2017 Q3 1,929,978 $9,286,000 -$237,161 $4.83 20
2017 Q2 1,978,784 $9,724,000 -$186,272 $4.90 19
2017 Q1 2,016,792 $9,614,000 -$203,844 $4.77 17
2016 Q4 2,080,110 $9,922,000 +$807,432 $4.77 20
2016 Q3 1,910,548 $10,051,000 +$114,381 $5.26 21
2016 Q2 1,891,005 $10,190,000 +$1,018,465 $5.39 20
2016 Q1 1,701,998 $8,289,000 +$8,289,000 $4.87 13