Global Self Storage, Inc. is a US-listed company in the self-storage REITs industry. Its financial year ends in December.
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~$6.1
Valuation models combined (2)
Base case. Range ~$5.9–$6.2. Weighted average of 2 models (funds-from-operations model, dividend discount (growing dividend)), the funds-from-operations model counting double.
No Buy/Hold/Sell rating is issued: only 2 valuation models apply; a rating needs 3.
Global Self Storage, Inc. valuation: adjust assumptions and compare models →
What company insiders, investment funds and members of Congress have been doing with the stock, from their own filings.
Revenue for the twelve months to June 2026 was $13m, up 0.5% on a year earlier, slower than the 1.0% growth a quarter earlier. Our valuation models combined value is $6.02 a share, against a share price of $4.87.
Source: 10-Q filed August 7, 2026 on SEC EDGAR · Financials · Valuation
Written from the company's filings and our models when each quarter's report arrives. Figures in older notes are as published at the time. Not investment advice.
Global Self Storage, Inc.'s trailing-twelve-month revenue grew 0.5% year on year, with a free-cash-flow margin of 20.4%. Where it lags: revenue growth of 0.5% ranks 5 of 5 self-storage reits companies we cover.
Current signal Revenue growth decelerating: TTM revenue growth slowed to 0.5% (-0.5pp vs the prior quarter), the 4th consecutive quarterly slowdown.
Assembled from SEC-filed figures — the full workings are on this page and in our methodology. Observations, not recommendations.
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Company announcements, filed results and changes that matter to shareholders.
We value Global Self Storage, Inc. as an equity reit, with every model that fits that kind of business. Cost of equity 7.5%: the 10-year Treasury yield (4.9%) plus a beta of 0.56 times a 4.5% equity risk premium.
| Model | Value per share | In the combined value? |
|---|---|---|
| Funds-from-operations model Funds from operations growing 2.5% a year, discounted at 8%. | ~$6.2 ~$5.2–$7.6 | Primary model, counts double |
| Price-to-FFO vs peers Funds from operations per share times peers' typical (harmonic-mean) price-to-FFO. | ~$0.1 ~$2.8–$5.7 | Left out: out of range vs price (0.02x) |
| Dividend discount (growing dividend) Today's dividend growing 2.5% a year, discounted at the cost of equity. | ~$5.9 ~$5.0–$7.4 | Included |
| Combined value Weighted average of the models that apply: the primary model (funds-from-operations model) counts double. Models more than 5x or less than 0.2x the share price, or more than 3x away from the other models' median, are left out. | ~$6.1 ~$5.9–$6.2 | 2 models |
Different models fail in different ways, so where several apply we average them rather than trust one. Peer-based models compare Global Self Storage, Inc. with equity REITs in our coverage, using third-party market data. Model values are estimates under stated assumptions, updated as new filings arrive; not price targets or investment advice. How each model works.
Moderate moat
How hard Global Self Storage's competitive advantage looks for rivals to wear away, judged from 10 years of its own filings: returns on capital, pricing power, profit durability, cash conversion and discipline.
Net income has been a median 3.0% of total assets over 10 years.
Operating margin has been a median 20.3%; its worst year was 7.9%.
Free cash flow was positive in 8 of 10 years, at a median 15.7% of revenue.
The diluted share count rose 20.6% over five years; stock-based pay has been a median 1.8% of revenue.
AI disruption exposure: Low. In this industry, the business rests on physical assets, regulated networks or products AI itself depends on.
| Fiscal year | EPS | Growth | Revenue | Growth |
|---|---|---|---|---|
| Current | — | — | $13m | +1% |
| Next | — | — | $13m | +2% |
Last 12 months +4.7%
| Part | Then | Now | Effect |
|---|---|---|---|
| Revenue (last 12 months) | $13m | $13m | +0.5% |
| Net margin | 19.6% | 16.6% | −14.9% |
| P/E multiple | 21.1x | 25.9x | +23.0% |
| Share count | 11m | 11m | −0.5% |
Biggest factor: p/e multiple.
Last 3 years +27.7%
| Part | Then | Now | Effect |
|---|---|---|---|
| Revenue (last 12 months) | $12m | $13m | +4.1% |
| Net margin | 24.0% | 16.6% | −30.6% |
| P/E multiple | 14.4x | 25.9x | +79.8% |
| Share count | 11m | 11m | −1.7% |
Biggest factor: p/e multiple.
| Calendar year | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 to date |
|---|---|---|---|---|---|---|
| Return | ||||||
| SELF | +49% | −10% | +1% | +22% | +1% | +0% |
| Industry peers (median) | +75% | −26% | +14% | −3% | −10% | +28% |
| S&P 500 | +29% | −18% | +26% | +25% | +18% | +11% |
| Months that ended higher | ||||||
| SELF | 67% | 42% | 50% | 58% | 50% | 55% |
| S&P 500 | 75% | 42% | 67% | 75% | 75% | 46% |
| Largest fall from a high during the year | ||||||
| SELF | −25% | −26% | −21% | −12% | −13% | −14% |
| S&P 500 | −5% | −25% | −10% | −8% | −19% | −9% |
Worst fall since October 29, 2015: 32% from July 21, 2016 to March 23, 2020. Getting back needed a 46% gain, reached on February 17, 2021, 331 days after the low.
| Results released | Next day | S&P 500 next day | 5 days | 21 days |
|---|---|---|---|---|
| August 7, 2026 | −1.3% | +0.6% | +1.3% | −2.5% |
| May 8, 2026 | −1.5% | +1.1% | −2.4% | −5.9% |
| March 25, 2026 | +0.4% | −1.2% | +0.8% | +4.9% |
| November 7, 2025 | +1.6% | +1.7% | +3.7% | +4.9% |
| August 8, 2025 | −3.0% | +0.6% | −5.3% | −2.8% |
| May 9, 2025 | +1.1% | +3.2% | +3.6% | +8.6% |
| March 26, 2025 | −1.4% | −1.5% | −0.6% | +2.4% |
| November 8, 2024 | +1.2% | +0.5% | +1.8% | +4.4% |
| August 9, 2024 | +0.8% | +0.5% | +2.4% | +3.0% |
| May 10, 2024 | −1.9% | +0.1% | −7.3% | −7.3% |
| March 26, 2024 | +1.4% | +0.7% | +0.5% | −2.8% |
| November 13, 2023 | −2.2% | +1.8% | +4.1% | +4.8% |
Source: SEC EDGAR filings. Retrieved October 29, 2026.
| Period | Revenue (TTM) |
|---|---|
| FY23 Q3 | $12.3M |
| FY23 Q4 | $12.2M |
| FY24 Q1 | $12.2M |
| FY24 Q2 | $12.2M |
| FY24 Q3 | $12.3M |
| FY24 Q4 | $12.5M |
| FY25 Q1 | $12.6M |
| FY25 Q2 | $12.7M |
| FY25 Q3 | $12.7M |
| FY25 Q4 | $12.7M |
| FY26 Q1 | $12.8M |
| FY26 Q2 | $12.8M |
Source: SEC EDGAR filings. Retrieved October 29, 2026.
| Period | Revenue growth, TTM YoY |
|---|---|
| FY23 Q3 | 5.4% |
| FY23 Q4 | 2.1% |
| FY24 Q1 | 0.2% |
| FY24 Q2 | -0.5% |
| FY24 Q3 | 0.4% |
| FY24 Q4 | 2.8% |
| FY25 Q1 | 3.6% |
| FY25 Q2 | 4.1% |
| FY25 Q3 | 3.4% |
| FY25 Q4 | 1.4% |
| FY26 Q1 | 1.0% |
| FY26 Q2 | 0.5% |
Source: SEC EDGAR filings. Retrieved October 29, 2026.
| Period | Operating margin (TTM) |
|---|---|
| FY23 Q3 | 26.7% |
| FY23 Q4 | 25.5% |
| FY24 Q1 | 23.6% |
| FY24 Q2 | 22.4% |
| FY24 Q3 | 22.6% |
| FY24 Q4 | 23.1% |
| FY25 Q1 | 24.0% |
| FY25 Q2 | 25.3% |
| FY25 Q3 | 24.2% |
| FY25 Q4 | 23.3% |
| FY26 Q1 | 22.0% |
| FY26 Q2 | 20.9% |
Source: SEC EDGAR filings. Retrieved October 29, 2026.
| Period | FCF margin (TTM) |
|---|---|
| FY23 Q3 | 22.5% |
| FY23 Q4 | 23.7% |
| FY24 Q1 | 22.0% |
| FY24 Q2 | 21.5% |
| FY24 Q3 | 20.7% |
| FY24 Q4 | 21.5% |
| FY25 Q1 | 23.5% |
| FY25 Q2 | 24.1% |
| FY25 Q3 | 24.2% |
| FY25 Q4 | 22.3% |
| FY26 Q1 | 21.5% |
| FY26 Q2 | 20.4% |
| Fiscal year | 2016 Dec 2016 | 2017 Dec 2017 | 2018 Dec 2018 | 2019 Dec 2019 | 2020 Dec 2020 | 2021 Dec 2021 | 2022 Dec 2022 | 2023 Dec 2023 | 2024 Dec 2024 | 2025 Dec 2025 | LTM Jun 2026 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Income | |||||||||||
| Revenue | 5 | 7 | 8 | 9 | 9 | 11 | 12 | 12 | 13 | 13 | 13 |
| EBITDA | 1 | 2 | 3 | 3 | 3 | 4 | 5 | 5 | 5 | 5 | 4 |
| Operating income | 0 | 1 | 1 | 1 | 1 | 3 | 4 | 3 | 3 | 3 | 3 |
| Net income | 0 | −0 | 1 | 1 | 0 | 3 | 2 | 3 | 2 | 2 | 2 |
| Diluted EPS | $0.05 | −$0.02 | $0.08 | $0.08 | $0.03 | $0.33 | $0.19 | $0.26 | $0.19 | $0.18 | $0.19 |
| Growth (year on year) | |||||||||||
| Revenue | — | +50.2% | +8.5% | +6.9% | +6.1% | +14.3% | +13.7% | +2.1% | +2.8% | +1.4% | +0.5% |
| EBITDA | — | +133.5% | +18.8% | +0.6% | +13.0% | +34.5% | +19.2% | −7.8% | −4.6% | +1.5% | −10.9% |
| Operating income | — | — | +110.4% | −1.7% | −12.9% | +120.0% | +31.4% | −11.8% | −7.0% | +2.3% | −16.9% |
| Net income | — | −138.1% | — | −4.7% | −53.6% | +>999% | −37.3% | +42.8% | −27.7% | −4.0% | −14.5% |
| Diluted EPS | — | −140.0% | — | 0.0% | −62.5% | +>999% | −42.4% | +36.8% | −26.9% | −5.3% | −14.9% |
| Margins | |||||||||||
| EBITDA margin | 20.5% | 31.8% | 34.8% | 32.8% | 34.9% | 41.1% | 43.1% | 38.9% | 36.1% | 36.2% | 33.8% |
| Operating margin | 1.3% | 9.1% | 17.6% | 16.2% | 13.3% | 25.5% | 29.5% | 25.5% | 23.1% | 23.3% | 20.9% |
| Net margin | 7.7% | −2.0% | 7.6% | 6.8% | 3.0% | 31.2% | 17.2% | 24.1% | 16.9% | 16.0% | 16.6% |
| Cash flow | |||||||||||
| Cash from operations | 1 | 2 | 2 | 2 | 2 | 4 | 5 | 5 | 4 | 4 | 4 |
| Stock-based pay | — | — | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Balance sheet | |||||||||||
| Cash | 3 | 2 | 2 | 4 | 2 | 3 | 7 | 7 | 7 | 7 | 8 |
| Total debt | 20 | 20 | 20 | 19 | 19 | 18 | 18 | 17 | 17 | 16 | 16 |
| Net debt (negative = net cash) | 17 | 18 | 18 | 15 | 17 | 15 | 11 | 10 | 9 | 9 | 8 |
| Diluted shares | 7m | 8m | 8m | 8m | 9m | 10m | 11m | 11m | 11m | 11m | 11m |
| Returned to shareholders | |||||||||||
| Dividends | 2 | 2 | 2 | 2 | 2 | 3 | 3 | 3 | 3 | 3 | 3 |
| Total returned | 2 | 2 | 2 | 2 | 2 | 3 | 3 | 3 | 3 | 3 | 3 |
| Quarter | 2024 Q3 Sept 2024 | 2024 Q4 Dec 2024 | 2025 Q1 Mar 2025 | 2025 Q2 Jun 2025 | 2025 Q3 Sept 2025 | 2025 Q4 Dec 2025 | 2026 Q1 Mar 2026 | 2026 Q2 Jun 2026 |
|---|---|---|---|---|---|---|---|---|
| Income | ||||||||
| Revenue | 3,200 | 3,187 | 3,126 | 3,194 | 3,226 | 3,159 | 3,174 | 3,214 |
| EBITDA | 1,282 | 1,203 | 1,131 | 1,237 | 1,138 | 1,091 | 984 | 1,109 |
| Operating income | 873 | 794 | 724 | 829 | 728 | 680 | 572 | 694 |
| Net income | 1,182 | 84 | 555 | 664 | 496 | 323 | 477 | 830 |
| Diluted EPS | $0.10 | $0.01 | $0.05 | $0.06 | $0.04 | $0.03 | $0.04 | $0.07 |
| Growth (year on year) | ||||||||
| Revenue | +3.6% | +7.1% | +3.0% | +2.7% | +0.8% | −0.9% | +1.5% | +0.6% |
| EBITDA | +3.6% | +10.4% | +13.3% | +18.3% | −11.3% | −9.3% | −12.9% | −10.3% |
| Operating income | +5.4% | +16.8% | +22.4% | +30.4% | −16.6% | −14.4% | −21.0% | −16.3% |
| Net income | +336.4% | −92.3% | +108.6% | +12.3% | −58.0% | +282.5% | −14.1% | +24.9% |
| Diluted EPS | +400.0% | −90.0% | +150.0% | +20.0% | −60.0% | +200.0% | −20.0% | +16.7% |
| Margins | ||||||||
| EBITDA margin | 40.1% | 37.8% | 36.2% | 38.7% | 35.3% | 34.5% | 31.0% | 34.5% |
| Operating margin | 27.3% | 24.9% | 23.1% | 25.9% | 22.6% | 21.5% | 18.0% | 21.6% |
| Net margin | 36.9% | 2.6% | 17.8% | 20.8% | 15.4% | 10.2% | 15.0% | 25.8% |
| Free-cash-flow margin | 32.0% | 39.6% | 34.2% | 42.0% | 32.3% | 32.3% | 30.9% | 37.8% |
| Cash flow | ||||||||
| Cash from operations | 1,024 | 1,262 | 1,070 | 1,342 | 1,043 | 1,019 | 980 | 1,214 |
| Capital spending | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Free cash flow | 1,024 | 1,262 | 1,070 | 1,342 | 1,043 | 1,019 | 980 | 1,214 |
| Stock-based pay | 74 | 114 | 101 | 72 | 71 | 106 | 105 | 85 |
| Free cash flow after stock pay | 950 | 1,147 | 969 | 1,269 | 972 | 913 | 875 | 1,130 |
| Last 12 months unless stated | SELF | SMA | CUBE | EXR | PSA | Median |
|---|---|---|---|---|---|---|
| Revenue, last 12 months | $13m | $306m | $1.1bn | $3.5bn | $5.0bn | $1.1bn |
| Revenue growth, last 12 months | 0.5% | 21.1% | 3.3% | 4.1% | 5.2% | 4.1% |
| Revenue growth, 3-year average | 1.4% | 10.1% | 3.1% | 15.3% | 4.2% | 4.2% |
| Revenue growth, latest quarter | 0.6% | 18.6% | 3.1% | 3.6% | 11.6% | 3.6% |
| Gross margin | — | 59.8% | 67.6% | 73.0% | 72.0% | 69.8% |
| Operating margin | 20.9% | 21.4% | — | 43.8% | 51.6% | 32.6% |
| Operating margin, 3-year average | 22.9% | 25.3% | — | 41.9% | 52.9% | 33.6% |
| Net margin | 16.6% | 9.4% | 30.2% | 29.9% | 37.8% | 29.9% |
| Cash from operations / revenue | 33.3% | 36.0% | 52.5% | 55.0% | 59.7% | 52.5% |
| Free-cash-flow margin | 20.4% | 10.4% | 31.4% | 44.7% | 34.2% | 31.4% |
| Free-cash-flow margin, 3-year average | 22.0% | 0.7% | 34.8% | 44.4% | 40.3% | 34.8% |
| Stock pay / revenue | 2.9% | 4.8% | 1.1% | 1.1% | 0.9% | 1.1% |
| Change in share count | 0.5% | — | −0.6% | 2.8% | 1.4% | 0.9% |
| Measure | Company | Peer median | Rank |
|---|---|---|---|
| Revenue growth Growth | 0.5% | 4.1% | 5 of 5 |
| Change in growth rate Growth | -0.5pp | -0.1pp | 4 of 5 |
| Net margin Profitability | 16.6% | 29.9% | 4 of 5 |
| Stock pay as % of revenue Cash generation | 2.9% | 1.1% | 4 of 5 |
Rank 1 = best in the group (for spending, debt and dilution, lower ranks first).
| Line of business | Revenue | YoY |
|---|---|---|
| Real Estate Other | $434,804 | ▼ 0.1% |
| Management Fees and Other Income | $73,743 | ▲ 4.5% |
These categories overlap or exclude eliminations, so shares aren't shown.
From Global Self Storage, Inc.'s 10-K filed March 25, 2026, as tagged in the filing. View filing. Indented rows are part of the line above; their share is of that line. In the bars, the faint bar behind is the year before.
| Manager | Value | Shares | Share of 13F value | Shares QoQ |
|---|---|---|---|---|
| Winmill & Co. Inc | $3.1M | 587K | 17.5% | 0.0% |
| Vanguard Capital Management LLC | $2.3M | 434K | 13.0% | ▲ 1.0% |
| Blackrock, Inc. | $2.1M | 397K | 11.9% | ▲ 34.9% |
| Marathon Capital Management | $1.4M | 261K | 7.8% | ▲ 0.4% |
| Private Capital Management, LLC | $1.2M | 223K | 6.7% | ▲ 115.7% |
| Renaissance Technologies LLC | $1M | 198K | 5.9% | ▼ 8.4% |
| Geode Capital Management, LLC | $750,799 | 143K | 4.3% | ▼ 0.7% |
| Wells Fargo & Company | $686,011 | 131K | 3.9% | 0.0% |
| Morgan Stanley | $407,692 | 78K | 2.3% | ▲ 6.4% |
| Kestra Advisory Services, LLC | $351,957 | 67K | 2.0% | ▲ 6.4% |
| Vanguard Fiduciary Trust Co | $318,010 | 61K | 1.8% | ▲ 0.8% |
| Dimensional Fund Advisors LP | $303,374 | 58K | 1.7% | ▼ 5.3% |
From Form 13F filings with the SEC ( quarterly data sets), as reported by each manager for June 30, 2026 and filed up to 45 days later. 13F reports cover long US-listed positions of managers above $100M only, so this is not Global Self Storage, Inc.'s complete shareholder register. Values are as reported by the filers .
| Insider | Date | Trade | Shares | Price | Value |
|---|---|---|---|---|---|
| Winmill Mark Campbell President and CEO | September 10, 2026 | Buy | 50 | $5.16 | $258 |
| Winmill Mark Campbell President and CEO | September 10, 2026 | Buy | 292 | $5.16 | $1,507 |
| Winmill Mark Campbell President and CEO | September 9, 2026 | Buy | 2,058 | $5.16 | $10,619 |
| Winmill Mark Campbell President and CEO | September 9, 2026 | Buy | 1,600 | $5.16 | $8,256 |
| Winmill & Co. Inc 10% owner | August 26, 2026 | Buy | 7,761 | $5.64 | $43,772 |
| Winmill & Co. Inc 10% owner | August 25, 2026 | Buy | 7,547 | $5.66 | $42,716 |
| Winmill & Co. Inc 10% owner | August 24, 2026 | Buy | 8,022 | $5.62 | $45,084 |
| Winmill & Co. Inc 10% owner | August 21, 2026 | Buy | 7,117 | $5.45 | $38,788 |
| Winmill & Co. Inc 10% owner | August 20, 2026 | Buy | 6,901 | $5.42 | $37,403 |
| Winmill & Co. Inc 10% owner | August 19, 2026 | Buy | 6,877 | $5.40 | $37,136 |
| Winmill & Co. Inc 10% owner | August 18, 2026 | Buy | 5,736 | $5.32 | $30,516 |
| Winmill & Co. Inc 10% owner | August 17, 2026 | Buy | 7,117 | $5.33 | $37,934 |
From insiders' Form 4 filings with the SEC. Excludes awards, option exercises and shares withheld for tax. "Pre-set plan" means the filing marks the trade as made under a Rule 10b5-1 plan. See every insider trade since five years ago, on a price chart.
Next expected around November 6, 2026 estimated from the company's past filing pattern, not announced
| Data | Last updated | Source |
|---|---|---|
| Share price | Exchange closing prices | |
| Financial statements | SEC 10-K and 10-Q filings | |
| News and updates | Company releases and SEC 8-K filings | |
| Analyst estimates | Aggregated analyst estimates | |
| Valuation and scores | Our models, from the filed figures |
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