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RMR

Rmr Group Inc.

Company with tickers: RMR

CIK
1644378
CUSIP
74967R106
Shares Outstanding
16,093,381
13F Activity (30d)
56 filings 53 filers

Institutional ownership from SEC Form 13F filings. Investment managers with more than $100 million in U.S. equities must disclose their positions every quarter, within 45 days of quarter-end, so the holdings shown can lag the market by up to a quarter.

Holders: 157
Total Value: $114,009,102
Total Shares: 7,369,696
Showing 1–100 of 160 holdings by value · page 1 of 2

Institutional Ownership Trend

25 quarters

Holder Concentration

Across 157 13F filers · Δ vs Dec 31, 2025
Top Holder
11.7%
Jun 2023 → Mar 2026 · range 11.7% – 19.6%
−7.9 pts
Top 5
44.0%
Jun 2023 → Mar 2026 · range 44.0% – 56.1%
−12.1 pts
Top 10
65.3%
Jun 2023 → Mar 2026 · range 62.8% – 71.6%
−6.3 pts
HHI
547
Jun 2023 → Mar 2026 · range 547 – 810
Broadly held−263

Quarterly Activity

vs Dec 31, 2025
New
38
Increased
40
Decreased
25
Sold Out
23
Unchanged
54
Holder count: +15
Institutional value: +91.2%
Shares held: +84.2%

Top Buyers

vs Dec 31, 2025
Institution Added Now Holds Open

Top Sellers

vs Dec 31, 2025
Institution Sold Now Holds Open

Top New Positions

vs Dec 31, 2025
Institution Acquired Value (USD) Open

Top Sold-Out Positions

vs Dec 31, 2025
Institution Previously Held Last Value (USD) Open
Showing 100 of 160
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Holder Value (USD) % of 13F Shares Open