Real Estate
Global Self Storage Executive Compensation (FY25)
SELF · New York, NY · Executive and director compensation, fiscal 2022 to 2025
Chief executive, fiscal 2025 ◇ Mark Winmill | Latest say-on-pay support = June 16, 2026 |
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Data as of October 22, 2026Latest filing (8-K): June 16, 2026
9 filings cited on this page
Method: intel.velarion.ai/methodology
A report that fails to generate is refunded in full
Published by Velarion Company Intelligence
Velarion Member, one year
101 figures on this page: 96 cited to the filing that reported them, 5 calculated from figures it prints. See the citations
This company is not required to report a chief executive pay ratio.
What changed from fiscal 2024 to fiscal 2025
The figures that moved, and by how much. Analysis of these figures is part of the Velarion platform.
Chief executive total compensation — Mark Winmill: $813,323 → $693,476 (14.7% lower)
Say-on-pay support: 81.7% → 74.0% (7.7 points lower)
Frequently asked questions
Answers drawn from the data on this page.
Who is Global Self Storage's chief executive and what were they paid?
Mark Winmill, Chief Executive Officer and President, received $693,476 in total compensation for fiscal 2025. Compared with the $813,323 reported for fiscal 2024, Winmill's total was 14.7% lower.
What was Global Self Storage's say-on-pay result?
The say-on-pay proposal drew 74.0% of votes cast for or against in favor at the meeting held June 16, 2026 for fiscal 2025.
Executive compensation
Every element reported for each named executive officer, by fiscal year.
Fiscal 2022
| Officer | Salary | Bonus | Stock awards | Option awards | Non-equity incentive | Pension and deferred earnings | All other compensation | Total |
|---|---|---|---|---|---|---|---|---|
Mark Winmill President and Chief Executive Officer | ◇ | ◇ | ◇ | — | — | — | ◇ | ◇ |
Thomas O'Malley Chief Financial Officer, Chief Accounting Officer, Treasurer, and Senior Vice President | ◇ | ◇ | ◇ | — | — | — | ◇ | ◇ |
Fiscal 2023
| Officer | Salary | Bonus | Stock awards | Option awards | Non-equity incentive | Pension and deferred earnings | All other compensation | Total |
|---|---|---|---|---|---|---|---|---|
Mark Winmill President and Chief Executive Officer | ◇ | ◇ | ◇ | — | — | — | ◇ | ◇ |
Thomas O'Malley Chief Financial Officer, Chief Accounting Officer, Treasurer, and Senior Vice President | ◇ | ◇ | ◇ | — | — | — | ◇ | ◇ |
Fiscal 2024
| Officer | Salary | Bonus | Stock awards | Option awards | Non-equity incentive | Pension and deferred earnings | All other compensation | Total |
|---|---|---|---|---|---|---|---|---|
Mark Winmill President and Chief Executive Officer | ◇ | ◇ | ◇ | — | — | — | ◇ | ◇ |
Thomas O’Malley Chief Financial Officer Chief Accounting Officer Treasurer, and Senior Vice President | ◇ | ◇ | ◇ | — | — | — | ◇ | ◇ |
Donald Klimoski Senior Vice President Operations, General Counsel, Secretary, and Chief Compliance Officer | ◇ | ◇ | ◇ | — | — | — | ◇ | ◇ |
Fiscal 2025
| Officer | Salary | Bonus | Stock awards | Option awards | Non-equity incentive | Pension and deferred earnings | All other compensation | Total |
|---|---|---|---|---|---|---|---|---|
Mark Winmill Chief Executive Officer and President | ◇ | ◇ | ◇ | — | — | — | ◇ | ◇ |
Donald Klimoski Senior Vice President - Operations, General Counsel, Secretary, and Chief Compliance Officer | ◇ | ◇ | ◇ | — | — | — | ◇ | ◇ |
Thomas O'Malley Chief Financial Officer, Chief Accounting Officer, Treasurer, and Senior Vice President | ◇ | ◇ | ◇ | — | — | — | ◇ | ◇ |
A dash means the company reported no figure in that column. $0 is shown only where the filing prints a zero. A negative change in pension value is shown but, as the company reports it, not included in the total.
Equity awards granted
Individual awards as disclosed: type, date, unit counts at each level, and grant date value.
Fiscal 2025
| Officer | Award | Grant date | Threshold units | Target units | Units granted | Maximum units | Exercise price | Grant date fair value |
|---|---|---|---|---|---|---|---|---|
| Donald Klimoski | PSU | — | — | — | — | — | — | ◇ |
| Mark Winmill | PSU | — | — | — | — | — | — | ◇ |
| Thomas O'Malley | PSU | — | — | — | — | — | — | ◇ |
Fiscal 2024 are included in the PDF.
A dash means the company reported no figure in that column. $0 is shown only where the filing prints a zero. Threshold, target and maximum apply only to performance awards and are never shown for time-based or option awards.
Outstanding awards
Awards still held at fiscal year end.
As disclosed at fiscal 2025 year end
| Officer | Award | Unvested units | Market value of unvested units | Exercise price | Expires |
|---|---|---|---|---|---|
| Donald Klimoski | PSU | ◇ | ◇ | — | — |
| PSU | ◇ | ◇ | — | — | |
| Thomas O'Malley | PSU | ◇ | ◇ | — | — |
| PSU | ◇ | ◇ | — | — | |
| Mark Winmill | PSU | ◇ | ◇ | — | — |
| PSU | ◇ | ◇ | — | — |
A dash means the company reported no figure in that column. $0 is shown only where the filing prints a zero.
Director compensation
What each non-employee director was paid.
Fiscal 2025
| Director | Fees earned in cash | Stock awards | Option awards | Non-equity incentive | Pension and deferred earnings | All other compensation | Total |
|---|---|---|---|---|---|---|---|
William C. Zachary | ◇ | ◇ | — | — | — | — | ◇ |
George B. Langa | ◇ | — | — | — | — | — | ◇ |
Sally C. Carroll, Esq | ◇ | — | — | — | — | — | ◇ |
Russell E. Burke III | ◇ | ◇ | — | — | — | — | ◇ |
Mark C. Winmill served on the board in fiscal 2025 and received no compensation for board service. Executive directors are typically paid through their executive roles, shown above.
Earlier years are included in the PDF.
A dash means the company reported no figure in that column. $0 is shown only where the filing prints a zero.
Director fee schedule
The standing retainers and premiums the board pays, as published.
| Board cash retainer | ◇ |
| Total board retainer | ◇ |
| Compensation committee chair | ◇ |
| Nominating and governance chair | ◇ |
| Board meeting fee | ◇ |
| Committee meeting fee | ◇ |
Disclosed peer group
The companies this board named as its compensation comparison group. The list is disclosure; the comparison is analysis.
Say-on-pay history
Shareholder support for the compensation program, by year.
| Year | Meeting | Support | Votes for | Votes against | Abstentions |
|---|---|---|---|---|---|
| 2025 | June 16, 2026 | = | ◇ | ◇ | ◇ |
| 2024 | June 9, 2025 | = | ◇ | ◇ | ◇ |
| 2023 | June 5, 2024 | = | ◇ | ◇ | ◇ |
| 2022 | June 6, 2023 | = | ◇ | ◇ | ◇ |
| 2019 | June 12, 2020 | = | ◇ | ◇ | ◇ |
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Sample answer — “What is the CEO’s total compensation?”
- Mark Winmill (Chief Executive Officer and President), FY2025 total compensation $693,476 (base salary $467,000) [exec_comp, SEC accession 0001193125-26-191430, filed 2026-04-29]What this page does not include
Everything above is a fact Global Self Storage disclosed, and it is free. Everything below is our analysis of those facts, and it is not.
Written compensation analysis
A read of the pay program as designed and as paid: incentive structure, goal rigor, the alignment between the committee's stated philosophy and what the numbers show.
Executive Compensation Report — $1,500Board and governance analysis
Committee composition, independence, director pay positioning, and the governance provisions read together rather than listed.
Board Governance Report — $499Realizable pay
What the awards above are actually worth today against what they were valued at on grant, and what the gap says about the pay-for-performance link.
Velarion IntelligenceAdviser switching and vote outcomes
Two datasets covering compensation-adviser changes and what followed a contested vote. Both are part of the Velarion platform.
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Velarion IntelligenceCitations
Every figure on this page is cited to the document that reported it. Select any figure to see its citation.
101 figures on this page: 96 cited to the filing that reported them, 5 calculated from figures it prints.
96 cited to the filing
5 calculated from the filing
Documents cited
- 0001193125-26-272611Item 5.07 Submission of Matters to a Vote of Security Holders
- 0001193125-26-191430BOARD OF DIRECTORS AND COMMITTEE MATTERS & · Director Compensation · EXECUTIVE COMPENSATION · Outstanding Equity Awards at Fiscal Year End 2025 · and 1 more section
- 0000950170-25-083849Item 5.07 Submission of Matters to a Vote of Security Holders
- 0000950170-25-0586782024 Summary Compensation Table
- 0000950170-24-069152Item 5.07 Submission of Matters to a Vote of Security Holders
- 0000950170-24-049061Summary Compensation Table
- 0000950170-23-026570Item 5.07 Submission of Matters to a Vote of Security Holders
- 0000950170-23-015277Summary Compensation Table
- 0001031235-20-000014
Cite this data
This page is free to cite. Attribution we ask for:
Velarion, “Global Self Storage executive compensation, FY2022–FY2025.” https://intel.velarion.ai/comp/SELF (accessed 2026).
Short form: data: Velarion
The Global Self Storage brief, $1,500
Positioning against its disclosed peers, the governance read, incentive design, and the CD&A alignment analysis; the full peer table; a committee-ready PDF.
From $499 for the board report; $2,400 for both.
9 filings cited on this page
Method: intel.velarion.ai/methodology
A report that fails to generate is refunded in full
Published by Velarion Company Intelligence
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Cite this data
APA
Velarion Company Intelligence. (2026). Velarion database: executive and board compensation data (Version 2026Q3) [Data set]. Zenodo. https://doi.org/10.5281/zenodo.22283854
BibTeX
@misc{velarionData2026,
author = {{Velarion Company Intelligence}},
title = {Velarion database: executive and board compensation data},
year = {2026},
version = {2026Q3},
doi = {10.5281/zenodo.22283854},
publisher = {Zenodo},
url = {https://doi.org/10.5281/zenodo.22283854}
}