Rapport Therapeutics, Inc.
RAPP- Exchange
- Nasdaq
- Industry
- Pharmaceutical Preparations
- SEC CIK
- 0002012593
In the last 90 days, Rapport Therapeutics, Inc. insiders filed 0 open-market purchases and 10 sales; 160 institutions reported holding it in 13F filings for Q2 2026, worth $2.13B in total; no superinvestor holds it.
13F holders, Q1 2026
Institutional positions in Rapport Therapeutics, Inc. as of Mar 31, 2026. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 147
- +6 vs. Q4 2025
- Shares held
- 52.5M
- +3.22M (+6.5%) vs. Q4 2025
- Total value
- $1.64B
- +$146.9M (+9.8%) vs. Q4 2025
- New holders
- 30
- 53 more added
- Sold out
- 24
- 34 more reduced
3 institutions that held it in Q4 2025 haven't filed for Q1 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q4 2025: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting RAPP on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 160 | $2.13B |
| Q1 2026 | 147 | $1.64B |
| Q4 2025 | 144 | $1.55B |
| Q3 2025 | 124 | $1.46B |
| Q2 2025 | 82 | $437.9M |
| Q1 2025 | 77 | $382.3M |
| Q4 2024 | 70 | $648.9M |
| Q3 2024 | 55 | $581.9M |
| Q2 2024 | 35 | $593.4M |
| Q1 2024 | 0 | $0 |
| Q4 2023 | 0 | $0 |
| Q3 2023 | 0 | $0 |
| Q2 2023 | 0 | $0 |
| Q1 2023 | 0 | $0 |
| Q4 2022 | 0 | $0 |
| Q3 2022 | 0 | $0 |
| Q2 2022 | 0 | $0 |
| Q1 2022 | 0 | $0 |
| Q4 2021 | 0 | $0 |
| Q3 2021 | 0 | $0 |
| Q2 2021 | 0 | $0 |
| Q1 2021 | 0 | $0 |
Institutions, Q1 2026
Shares, value and share of portfolio for each institution holding Rapport Therapeutics, Inc.; share changes are against Q4 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Wellington Management Group LLP | 78,231 | $2.45M | 0.00% | +21,774+38.6% | Added |
| Citigroup Inc | 78,799 | $2.47M | 0.00% | +22,315+39.5% | Added |
| TD Asset Management Inc | 99,078 | $3.10M | 0.00% | −16,112−14.0% | Reduced |
| Bank of America Corp | 110,826 | $3.47M | 0.00% | +76,273+220.7% | Added |
| Swedbank AB | 113,200 | $3.54M | 0.00% | 00.0% | Unchanged |
| Prudential Financial Inc | 114,815 | $3.59M | 0.00% | −140,152−55.0% | Reduced |
| Freestone Grove Partners LP | 127,783 | $4.00M | 0.03% | +127,783 | New |
| Artia Global Partners LP | 138,508 | $4.33M | 0.98% | 00.0% | Unchanged |
| Adage Capital Partners GP, L.L.C. | 150,000 | $4.69M | 0.01% | 00.0% | Unchanged |
| UBS Group AG | 151,758 | $4.75M | 0.00% | −74,602−33.0% | Reduced |
| Morgan Stanley | 165,954 | $5.19M | 0.00% | −44,377−21.1% | Reduced |
| Invesco Ltd. | 171,757 | $5.37M | 0.00% | −95,363−35.7% | Reduced |
| D. E. Shaw & Co., Inc. | 175,449 | $5.49M | 0.00% | −71,866−29.1% | Reduced |
| Candriam Luxembourg S.C.A. | 185,925 | $5.82M | 0.03% | +185,925 | New |
| Vanguard Fiduciary Trust Co | 189,253 | $5.92M | 0.00% | +189,253 | New |
| Ensign Peak Advisors, Inc | 194,200 | $6.08M | 0.01% | 00.0% | Unchanged |
| Dimensional Fund Advisors LP | 224,498 | $7.02M | 0.00% | +141,011+168.9% | Added |
| Northern Trust Corp | 237,992 | $7.45M | 0.00% | +17,177+7.8% | Added |
| Charles Schwab Investment Management Inc | 239,917 | $7.51M | 0.00% | −4,474−1.8% | Reduced |
| Burkehill Global Management, LP | 250,000 | $7.82M | 0.39% | 00.0% | Unchanged |
| Kennedy Capital Management, Inc. | 257,431 | $8.06M | 0.17% | +78,694+44.0% | Added |
| Millennium Management LLC | 319,552 | $10.0M | 0.01% | +117,727+58.3% | Added |
| Vanguard Portfolio Management LLC | 320,909 | $10.0M | 0.00% | +320,909 | New |
| Sio Capital Management, LLC | 366,809 | $11.5M | 1.65% | +181,544+98.0% | Added |
| Capital World Investors | 536,607 | $16.8M | 0.00% | +536,607 | New |
| T. Rowe Price Investment Management, Inc. | 620,600 | $19.4M | 0.01% | +1,571+0.3% | Added |
| Siren, L.L.C. | 641,469 | $20.1M | 0.56% | −67,000−9.5% | Reduced |
| Perceptive Advisors LLC | 673,923 | $21.1M | 0.42% | 00.0% | Unchanged |
| Alliancebernstein L.P. | 727,843 | $22.1M | 0.01% | −60,568−7.7% | Reduced |
| Geode Capital Management, LLC | 721,622 | $22.6M | 0.00% | +26,888+3.9% | Added |
| State Street Corp | 759,552 | $23.8M | 0.00% | +44,731+6.3% | Added |
| Price T Rowe Associates Inc | 866,456 | $27.1M | 0.00% | −15,153−1.7% | Reduced |
| UBS Asset Management Americas Inc | 918,866 | $28.8M | 0.01% | −33,505−3.5% | Reduced |
| TRV GP VI, LLC | 969,218 | $30.3M | 22.37% | 00.0% | Unchanged |
| Vanguard Capital Management LLC | 1,325,082 | $41.5M | 0.00% | +1,325,082 | New |
| Vestal Point Capital, LP | 1,436,229 | $44.9M | 1.26% | +326,229+29.4% | Added |
| Baker Bros. Advisors LP | 1,547,090 | $48.4M | 0.28% | 00.0% | Unchanged |
| Polar Capital Holdings Plc | 1,642,461 | $51.4M | 0.22% | +637,733+63.5% | Added |
| Johnson & Johnson | 1,784,517 | $55.8M | 8.56% | 00.0% | Unchanged |
| Sofinnova Investments, Inc. | 1,904,408 | $59.6M | 2.99% | 00.0% | Unchanged |
| BlackRock, Inc. | 2,505,955 | $78.4M | 0.00% | +74,093+3.0% | Added |
| Goldman Sachs Group Inc | 2,942,251 | $92.1M | 0.01% | −59,628−2.0% | Reduced |
| Cormorant Asset Management, LP | 2,957,521 | $92.5M | 4.67% | −70,000−2.3% | Reduced |
| Capital International Investors | 3,097,973 | $96.9M | 0.02% | −304,556−9.0% | Reduced |
| ARCH Venture Management, LLC | 3,728,738 | $116.7M | 17.23% | 00.0% | Unchanged |
| TRV GP V, LLC | 7,135,233 | $223.3M | 55.68% | 00.0% | Unchanged |
| FMR LLC | 7,168,939 | $224.3M | 0.01% | +57,074+0.8% | Added |
| EAM Investors, LLC | 0 | $0 | 0.00% | −85,555−100.0% | Sold out |
| Eversept Partners, LP | 0 | $0 | 0.00% | −59,233−100.0% | Sold out |
| ExodusPoint Capital Management, LP | 0 | $0 | 0.00% | −34,651−100.0% | Sold out |
| Dark Forest Capital Management LP | 0 | $0 | 0.00% | −21,074−100.0% | Sold out |
| Brevan Howard Capital Management LP | 0 | $0 | 0.00% | −16,783−100.0% | Sold out |
| Silverarc Capital Management, LLC | 0 | $0 | 0.00% | −9,659−100.0% | Sold out |
| Canada Pension Plan Investment Board | 0 | $0 | 0.00% | −9,100−100.0% | Sold out |
| Profund Advisors LLC | 0 | $0 | 0.00% | −8,880−100.0% | Sold out |
| Quadrature Capital Ltd | 0 | $0 | 0.00% | −8,837−100.0% | Sold out |
| Citadel Advisors LLC | 0 | $0 | 0.00% | −8,099−100.0% | Sold out |
| Squarepoint Ops LLC | 0 | $0 | 0.00% | −7,859−100.0% | Sold out |
| Rafferty Asset Management, LLC | 0 | $0 | 0.00% | −7,801−100.0% | Sold out |
| Landscape Capital Management, L.L.C. | 0 | $0 | 0.00% | −6,594−100.0% | Sold out |
| Los Angeles Capital Management LLC | 0 | $0 | 0.00% | −6,690−100.0% | Sold out |
| Quest Partners LLC | 0 | $0 | 0.00% | −3,754−100.0% | Sold out |
| Meeder Asset Management Inc | 0 | $0 | 0.00% | −1,208−100.0% | Sold out |
| Amalgamated Bank | 0 | $0 | 0.00% | −894−100.0% | Sold out |
| SRS Capital Advisors, Inc. | 0 | $0 | 0.00% | −500−100.0% | Sold out |
| Cygnus Capital Advisors, LLC | 0 | $0 | 0.00% | −341−100.0% | Sold out |
| Aster Capital Management (DIFC) Ltd | 0 | $0 | 0.00% | −300−100.0% | Sold out |
| Daiwa Securities Group Inc. | 0 | $0 | 0.00% | −121−100.0% | Sold out |
| SageView Advisory Group, LLC | 0 | $0 | 0.00% | −16−100.0% | Sold out |
| Bare Financial Services, Inc | 0 | $0 | 0.00% | −16−100.0% | Sold out |
| Farther Finance Advisors, LLC | 0 | $0 | 0.00% | −1−100.0% | Sold out |
| Vanguard Group Inc | – | – | – | – | Not filed |
| Sandia Investment Management LP | – | – | – | – | Not filed |
| Global Retirement Partners, LLC | – | – | – | – | Not filed |