RMR Group Inc
Ownership
Ownership Structure
Who owns RMR Group Inc (RMR)? This page shows the largest institutions and funds, the ownership structure and the latest insider transactions. 83.4% of the shares are freely tradable; institutional investors hold 80.5%.
Largest Shareholders
Institutions
| Name | Stake (%) | Shares | Change (%) | Date |
|---|---|---|---|---|
| BlackRock Inc | 7.91 | 1,350,705 | -5.0 | 03/31/2026 |
| Nantahala Capital Management, LLC | 6.72 | 1,147,902 | +0.0 | 03/31/2026 |
| Bank of America Corp | 5.51 | 941,252 | +76.1 | 03/31/2026 |
| Morgan Stanley - Brokerage Accounts | 5.49 | 937,020 | +2.2 | 03/31/2026 |
| Vanguard Portfolio Management, LLC | 5.05 | 862,363 | +0.0 | 03/31/2026 |
| Flat Footed LLC | 4.70 | 802,739 | +2.4 | 03/31/2026 |
| Vanguard Capital Management, LLC | 3.93 | 672,078 | +0.0 | 03/31/2026 |
| Federated Hermes Inc | 3.14 | 535,817 | +1.6 | 06/30/2026 |
Funds
| Name | Stake (%) | Shares | Change (%) | Date |
|---|---|---|---|---|
| Vanguard Real Estate Index Investor | 3.48 | 594,436 | -0.5 | 07/31/2026 |
| Vanguard MStar Total Stk Mkt Idx Invest | 2.90 | 494,549 | +0.0 | 07/31/2026 |
Largest reported positions according to regulatory filings; stake as a percentage of shares outstanding, change versus the previous filing. Source: fundamentals data.
Insider holdings
| Person | Role | Shares | Value | As of | Type |
|---|---|---|---|---|---|
| Portnoy Adam D. | Managing Dir., President & CEO | 192,702 | 3,603,527 $ | Sep 10, 2026 | direct |
| Jordan Matthew P. | Managing Dir., Exec. VP, COO | 82,654 | 1,545,630 $ | Sep 10, 2026 | direct |
| Bilotto Christopher J. | Exec. VP | 29,525 | 552,118 $ | Sep 10, 2026 | direct |
| Leer Jeffrey C. | Exec. VP of The RMR Group LLC | 26,727 | 499,795 $ | Sep 10, 2026 | direct |
| Brown Matthew C. | Exec. VP, CFO & Treasurer | 21,258 | 397,525 $ | Sep 10, 2026 | direct |
| Duffy Yael | Exec. VP | 20,476 | 382,901 $ | Sep 10, 2026 | direct |
| Getz Lindsey | Exec. VP, GC & Secty | 16,255 | 303,969 $ | Sep 10, 2026 | direct |
Holdings as of each person's most recent SEC Form 4 filing — excluding options and RSUs, which are not shares yet. Holdings may have changed between two filings.
Insiders
Insider Transactions
| Date | Person | Role | Type | Shares | Price | Value |
|---|---|---|---|---|---|---|
| Sep 10, 2026 | Leer Jeffrey C. | Exec. VP of The RMR Group LLC | Other | 7,869 | – | – |
| Sep 10, 2026 | Brown Matthew C. | Exec. VP, CFO & Treasurer | Other | 7,869 | – | – |
| Sep 10, 2026 | Duffy Yael | Exec. VP | Other | 7,869 | – | – |
| Sep 10, 2026 | Getz Lindsey | Exec. VP, GC & Secty | Other | 7,869 | – | – |
| Sep 10, 2026 | Bilotto Christopher J. | Exec. VP | Other | 10,493 | – | – |
| Sep 10, 2026 | Portnoy Adam D. | Managing Dir., President & CEO | Other | 31,479 | – | – |
| Sep 10, 2026 | Jordan Matthew P. | Managing Dir., Exec. VP, COO | Other | 15,739 | – | – |
Reportable transactions by officers and major shareholders from SEC Form 4 filings. "Other" includes things like stock grants and option exercises without a buy/sell character. View all insider transactions →
Data as of: September 18, 2026 · Source: fundamental data & SEC filings (annual and quarterly reports, 10-K/10-Q)
Note: pure fact-based analysis, not investment advice and not a solicitation to buy or sell. All figures without guarantee.