Revenue
2016
2017
2018
2019
2020
2021
2022
2023
2024
2025
Global Self Storage, Inc. (SELF)
Price$5.00Cached quote
Net income
2016
2017
2018
2019
2020
2021
2022
2023
2024
2025
Free cash flow
2022
2023
2024
2025
Total cash / debt
CashTotal debt
2016
2017
2018
2019
2020
2021
2022
2023
2024
2025
Financial statements
| 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | |
|---|---|---|---|---|---|---|---|---|---|---|
| Revenue | $12.7M | $12.5M | $12.2M | $11.9M | $10.5M | $9.2M | $8.7M | $260,109 | $233,974 | $5.0M |
| Research & development | $22,286 | $3,037 | $20,080 | $48,340 | — | — | — | — | — | — |
| Operating expenses | $9.7M | $9.6M | $9.1M | $8.4M | $7.8M | $8.0M | $7.3M | $6.7M | $6.8M | $4.9M |
| Operating income | $3.0M | $2.9M | $3.1M | $3.5M | $2.7M | $1.2M | $1.4M | $1.4M | $677,471 | $65,702 |
| Operating margin | 23.31% | 23.10% | 25.52% | 29.53% | 25.55% | 13.27% | 16.16% | 548.07% | 289.55% | 1.32% |
| EBITDA | $4.6M | $4.5M | $4.7M | $5.1M | $4.3M | $3.2M | $2.8M | $2.8M | $2.4M | $1.0M |
| EBITDA margin | 36.17% | 36.14% | 38.93% | 43.08% | 41.08% | 34.90% | 32.76% | 1,085.67% | 1,015.94% | 20.46% |
| Net income | $2.0M | $2.1M | $2.9M | $2.1M | $3.3M | $274,341 | $590,619 | $619,448 | −$146,290 | $384,135 |
| Net profit margin | 16.04% | 16.95% | 24.11% | 17.23% | 31.22% | 2.98% | 6.81% | 238.15% | −62.52% | 7.72% |
| Basic EPSper basic share | $0.18 | $0.19 | $0.26 | $0.19 | $0.33 | $0.03 | $0.08 | $0.08 | -$0.02 | $0.05 |
| Diluted EPSper diluted share | $0.18 | $0.19 | $0.26 | $0.19 | $0.33 | $0.03 | $0.08 | $0.08 | -$0.02 | $0.05 |
Owners
Reported shareholders
5.14%of listed shares
WINMILL & CO. INC586.5K shares · Jun 30, 2026
View holders
| Holder | % owned |
|---|---|
WINMILL & CO. INC | 5.14%586.5K shares |
VANGUARD CAPITAL MANAGEMENT LLC | 3.80%434.49K shares |
BlackRock, Inc. | 3.48%397.5K shares |
WINMILL MARK CAMPBELL | ≈3.23%368.58K shares |
TUXIS CORP | ≈2.66%303.76K shares |
MARATHON CAPITAL MANAGEMENT | 2.28%260.78K shares |
Private Capital Management, LLC | 1.96%223.34K shares |
RENAISSANCE TECHNOLOGIES LLC | 1.73%198.08K shares |
GEODE CAPITAL MANAGEMENT, LLC | 1.25%143.25K shares |
WELLS FARGO & COMPANY/MN | 1.15%130.92K shares |
Klimoski Donald II | ≈0.85%97.55K shares |
OMalley Thomas | ≈0.80%91.69K shares |
MORGAN STANLEY | 0.68%77.8K shares |
Kestra Advisory Services, LLC | 0.59%67.17K shares |
VANGUARD FIDUCIARY TRUST CO | 0.53%60.69K shares |
DIMENSIONAL FUND ADVISORS LP | 0.51%57.9K shares |
Towneley Capital Management, Inc / DE | 0.43%49.05K shares |
RAYMOND JAMES FINANCIAL INC | 0.40%46.03K shares |
BURKE RUSSELL E III | ≈0.33%38.18K shares |
Baker Ellis Asset Management LLC | 0.32%37K shares |
Percentages use 11.42M shares of this listed class outstanding on Jun 30, 2026. ≈ compares the latest reported holding with a share total from a different date; it is not a confirmed current stake.
Gray completes the 100% scale. Reported positions may overlap; holders have different reporting dates.
Source: SEC Form 13F ↗Updated Sep 29, 2026 · Quarterly data
Insider buys & sells
| Transaction | Insider | Type | Shares | Price | Value | Owned after |
|---|---|---|---|---|---|---|
| May 14, 2026Form 4 | WINMILL MARK CAMPBELLPresident and CEO | BuyCommon Stock | 4.0K | $5.33 | $21.3K | 368.6K |
| Dec 5, 2025Form 4 | WINMILL MARK CAMPBELLPresident and CEO | BuyCommon Stock | 3.6K | $5.09 | $18.3K | 339.2K |
| Dec 5, 2025Form 4 | WINMILL MARK CAMPBELLPresident and CEO | BuyCommon Stock | 800 | $5.05 | $4.0K | 335.6K |
| Dec 4, 2025Form 4 | WINMILL MARK CAMPBELLPresident and CEO | BuyCommon Stock | 6.0K | $5.14 | $30.8K | 334.8K |
| Dec 3, 2025Form 4 | WINMILL MARK CAMPBELLPresident and CEO | BuyCommon Stock | 6.0K | $5.13 | $30.8K | 328.8K |