RMR Capital Management, LLC reported 44 positions worth $86.63M for the quarter ended Sep 30, 2026, down 1.3% on the prior quarter. It opened 3 new positions, added to 2, trimmed 4 and exited 4. Its largest holding is Berkshire Hathaway Inc at 28.8% of the portfolio.
Reported 13F market value at each quarter end. A change mixes trading with price moves in the positions held.
Dollar value of shares bought and sold each quarter, at that quarter’s price. It counts trading only, not price changes.
How many positions were opened, added to, trimmed or closed each quarter.
Share of reported value in each sector at every quarter end.
| Holding | Change | Change % | Trade Value | Weight |
|---|---|---|---|---|
| FBTC Fidelity Wise Origin Bitcoin Fund | +3,709 | – | $269.42K | 0.311% |
| PSX Phillips 66 | +958 | – | $244.59K | 0.282% |
| TSLX Sixth Street Specialty Lending, Inc. | +12.9K | +4.6% | $233.14K | 6.17% |
| PANW Palo Alto Networks Inc | +556 | – | $220.90K | 0.255% |
| SKYH Sky Harbour Group Corp | +4,790 | +3.6% | $45.36K | 1.49% |
| Holding | Change | Change % | Trade Value | Weight |
|---|---|---|---|---|
| LQDA Liquidia Corp | -10.4K | -100.0% | $830.39K | Exited |
| GLAS Glass House Brands Inc. | -28.8K | -100.0% | $374.44K | Exited |
| AMRZ Amrize Ltd | -5,153 | -100.0% | $274.66K | Exited |
| NOC Northrop Grumman Corp | -399 | -100.0% | $203.22K | Exited |
| JNJ Johnson & Johnson | -392 | -4.6% | $103.78K | 2.47% |
| AXP American Express Co | -177 | -2.8% | $53.83K | 2.14% |
| WMT Walmart Inc. | -382 | -2.0% | $39.70K | 2.21% |
| BRK-B Berkshire Hathaway Inc | -12 | 0.0% | $5.98K | 28.79% |
| # | Activity | ||||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | BRK-B Berkshire Hathaway Inc | Financial Services | 50.1K | $24.94M | 28.79% | -12 | 0.0% | Reduced | 0% |
| 2 | GOOGL Alphabet Inc. | Technology | 16.7K | $5.75M | 6.63% | 0 | 0.0% | Unchanged | 0% |
| 3 | TSLX Sixth Street Specialty Lending, Inc. | Financial Services | 296.5K | $5.34M | 6.17% | +12.9K | +4.6% | Added | 0.31% |
| 4 | BRK-A Berkshire Hathaway Inc | Financial Services | 5 | $3.74M | 4.31% | 0 | 0.0% | Unchanged | 0% |
| 5 | COST Costco Wholesale Corp | Consumer Staples | 3,627 | $3.30M | 3.81% | 0 | 0.0% | Unchanged | 0% |
| 6 | JOE ST JOE Co | Real Estate | 43.0K | $2.83M | 3.26% | 0 | 0.0% | Unchanged | 0.08% |
| 7 | CASH Pathward Financial, Inc. | Financial Services | 39.1K | $2.78M | 3.21% | 0 | 0.0% | Unchanged | 0.19% |
| 8 | RTX RTX Corp | Industrials | 13.1K | $2.42M | 2.8% | 0 | 0.0% | Unchanged | 0% |
| 9 | ABBV AbbVie Inc. | Healthcare | 9,212 | $2.41M | 2.78% | 0 | 0.0% | Unchanged | 0% |
| 10 | JNJ Johnson & Johnson | Healthcare | 8,080 | $2.14M | 2.47% | -392 | -4.6% | Reduced | 0% |
| 11 | MSFT Microsoft Corp | Technology | 4,107 | $2.11M | 2.43% | 0 | 0.0% | Unchanged | 0% |
| 12 | WMT Walmart Inc. | Consumer Staples | 18.5K | $1.92M | 2.21% | -382 | -2.0% | Reduced | 0% |
| 13 | JPM Jpmorgan Chase & Co | Financial Services | 5,677 | $1.88M | 2.17% | 0 | 0.0% | Unchanged | 0% |
| 14 | AXP American Express Co | Financial Services | 6,083 | $1.85M | 2.14% | -177 | -2.8% | Reduced | 0% |
| 15 | GOOG Alphabet Inc. | Technology | 5,280 | $1.80M | 2.08% | 0 | 0.0% | Unchanged | 0% |
Tip. Select a row to see that position’s full history at RMR Capital Management.
As of its Q3 2026 13F filing, RMR Capital Management, LLC’s five largest positions were Berkshire Hathaway Inc (BRK-B) at 28.8%, Alphabet Inc. (GOOGL) at 6.6%, Sixth Street Specialty Lending, Inc. (TSLX) at 6.2%, Berkshire Hathaway Inc (BRK-A) at 4.3%, Costco Wholesale Corp (COST) at 3.8% of the reported portfolio.
RMR Capital Management, LLC reported a 13F portfolio worth $86.63M across 44 positions for Q3 2026. That is down 1.3% from the previous quarter.
Its largest purchases by value were Fidelity Wise Origin Bitcoin Fund ($269.42K), Phillips 66 ($244.59K), Sixth Street Specialty Lending, Inc. ($233.14K). It opened 3 new positions.
Its largest sales by value were Liquidia Corp ($830.39K), Glass House Brands Inc. ($374.44K), Amrize Ltd ($274.66K). It exited 4 positions entirely.
From the Form 13F-HR reports RMR Capital Management, LLC files with the SEC each quarter, within 45 days of quarter end. A 13F lists long positions in US-listed equities and options; it excludes short positions, cash, bonds and most non-US holdings.
13F data reflects long positions in US-listed equities and options as reported to the SEC up to 45 days after quarter end. It excludes short positions, cash, bonds and most non-US securities, so it is not a complete picture of a manager’s assets.