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RA CAPITAL MANAGEMENT, L.P.
hedge fundUpdated 27 days agoManaged by Ra Capital Management, L.P. • Latest filing Q2 2026
Portfolio value
$11.5B
Q2 2026
Filings
14
Quarterly 13F history
Top-10 concentration
100.0%
Weight of largest holdings
Annualized return
34.3%
Implied from 13F holdings
Portfolio value history
13F-disclosed portfolio value over 14 quarters
Show data table
| Period | Portfolio value |
|---|---|
| Q1 2023 | $4.4B |
| Q2 2023 | $5.3B |
| Q3 2023 | $5B |
| Q4 2023 | $6.4B |
| Q1 2024 | $7.8B |
| Q2 2024 | $7.6B |
| Q3 2024 | $8.7B |
| Q4 2024 | $7.5B |
| Q1 2025 | $6B |
| Q2 2025 | $5.9B |
| Q3 2025 | $8.1B |
| Q4 2025 | $9.8B |
| Q1 2026 | $9.4B |
| Q2 2026 | $11.5B |
Top holdings
85 positions as of Q2 2026
| # | Stock | Value | Shares | % Portfolio | Change |
|---|---|---|---|---|---|
| 1 | A ASND ASCENDIS PHARMA A/S | $2.7B | 10.28M | 23.83% | — |
| 2 | P PBLS PARABILIS MEDICINES INC | $791.9M | 28.93M | 6.88% | — |
| 3 | R RYTM RHYTHM PHARMACEUTICALS INC | $740.2M | 6.67M | 6.43% | Unchanged |
| 4 | P PCVX VAXCYTE INC | $667M | 11.47M | 5.80% | Unchanged |
| 5 | S SION SIONNA THERAPEUTICS INC | $435.7M | 9.91M | 3.79% | Unchanged |
| 6 | T TYRA TYRA BIOSCIENCES INC | $389.6M | 12.20M | 3.39% | Unchanged |
| 7 | E EWTX EDGEWISE THERAPEUTICS INC | $341M | 8.39M | 2.96% | Trimmed(-19.5%) |
| 8 | N NAMSW NEWAMSTERDAM PHARMA CO NV | $323.7M | 9.55M | 2.81% | Unchanged |
| 9 | C COAG HEMAB THERAPEUTICS HOLDINGS | $286.8M | 7.81M | 2.49% | — |
| 10 | S SEPN SEPTERNA INC | $234.3M | 7.00M | 2.04% | Unchanged |
| 11 | B BCAX BICARA THERAPEUTICS INC | $215.4M | 7.26M | 1.87% | Unchanged |
| 12 | M MLYS MINERALYS THERAPEUTICS INC | $207.6M | 7.69M | 1.80% | Unchanged |
| 13 | G GHRS GH RESEARCH PLC | $205.3M | 7.64M | 1.78% | Trimmed(-0.5%) |
| 14 | I IRON DISC MEDICINE INC | $179.2M | 2.45M | 1.56% | Unchanged |
| 15 | S SGP SPYGLASS PHARMA INC | $178.6M | 8.02M | 1.55% | Unchanged |
| 16 | ? N/A ARTIVA BIOTHERAPEUTICS INC | $174.2M | 17.96M | 1.51% | Added(+82.2%) |
| 17 | J JANX JANUX THERAPEUTICS INC | $171.9M | 11.19M | 1.49% | Unchanged |
| 18 | T TSHA TAYSHA GENE THERAPIES INC | $160.4M | 23.56M | 1.39% | Unchanged |
| 19 | B BCRX BIOCRYST PHARMACEUTICALS INC | $158.3M | 15.83M | 1.38% | Unchanged |
| 20 | W WVE WAVE LIFE SCIENCES LTD | $156.7M | 26.98M | 1.36% | Unchanged |