RA Capital Healthcare Fund LP
- SEC CIK
- 0001315082
Latest role at each company
- SION Sionna Therapeutics, Inc.Directoras of Sep 21, 2026
- TYRA Tyra Biosciences, Inc.Director, 10% Owneras of Sep 17, 2026
- ARTV Artiva Biotherapeutics, Inc.Director, 10% Owneras of Sep 14, 2026
- VOR Vor Biopharma Inc.10% Owneras of Aug 26, 2026
- SEPN Septerna, Inc.Director, 10% Owneras of Aug 14, 2026
Show 37 more companies
- IKT Inhibikase Therapeutics, Inc.10% Owneras of Jul 31, 2026
- FRNM Freenome, Inc.Director, 10% Owneras of Jul 22, 2026
- PBLS Parabilis Medicines, Inc.Director, 10% Owneras of Jul 22, 2026
- CLYM Climb Bio, Inc.Director, 10% Owneras of Jul 1, 2026
- SPRY ARS Pharmaceuticals, Inc.Director, 10% Owneras of Jun 26, 2026
- HOWL Werewolf Therapeutics, Inc.10% Owneras of Jun 22, 2026
- ACRV Acrivon Therapeutics, Inc.Director, 10% Owneras of Jun 22, 2026
- PEPG PepGen Inc.Director, 10% Owneras of Jun 22, 2026
- COAG Hemab Therapeutics Holdings, Inc.10% Owneras of Jun 17, 2026
- LENZ LENZ Therapeutics, Inc.Director, 10% Owneras of Jun 15, 2026
- JANX Janux Therapeutics, Inc.Director, 10% Owneras of Jun 12, 2026
- NKTX Nkarta, Inc.Director, 10% Owneras of Jun 11, 2026
- BCAX Bicara Therapeutics Inc.Directoras of Jun 10, 2026
- ABOS Acumen Pharmaceuticals, Inc.Director, 10% Owneras of Jun 5, 2026
- ACET Adicet Bio, Inc.10% Owneras of Apr 29, 2026
- PRLD Prelude Therapeutics Inc10% Owneras of Apr 28, 2026
- MLYS Mineralys Therapeutics, Inc.Directoras of Mar 31, 2026
- WVE Wave Life Sciences, Inc.Director, 10% Owneras of Mar 30, 2026
- EVMN Evommune, Inc.Directoras of Feb 17, 2026
- SGP SpyGlass Pharma, Inc.Director, 10% Owneras of Feb 11, 2026
- CIK 0001610618Director, 10% Owneras of Jan 9, 2026
- FULC Fulcrum Therapeutics, Inc.10% Owneras of Dec 10, 2025
- CIK 0001785173Director, 10% Owneras of Nov 3, 2025
- JBIO Jade Biosciences, Inc.10% Owneras of Apr 30, 2025
- SLDB Solid Biosciences Inc.10% Owneras of Feb 21, 2025
- FDMT 4D Molecular Therapeutics, Inc.10% Owneras of Dec 10, 2024
- ANTX AN2 Therapeutics, Inc.10% Owneras of Aug 13, 2024
- CIK 0001808865Other: Former 10% Owneras of May 14, 2024
- BOLD Boundless Bio, Inc.10% Owneras of Apr 4, 2024
- CIK 0001786255Director, 10% Owneras of Feb 20, 2024
- CIK 0001645569Other: Former 10% owners and Directoras of Aug 9, 2023
- BDTX Black Diamond Therapeutics, Inc.Directoras of Jul 7, 2023
- CIK 0001692830Other: Former 10% Owneras of Jun 12, 2023
- ELVN Enliven Therapeutics, Inc.Other: Former 10% owneras of Feb 27, 2023
- CIK 000153892710% Owneras of Oct 14, 2022
- KALA KALA BIO, Inc.10% Owneras of May 26, 2022
- CTKB Cytek Biosciences, Inc.Director, 10% Owneras of Mar 16, 2022
Trades
Every Form 4 that lists RA Capital Healthcare Fund LP as a reporting owner, including filings made jointly with others. Each row adds up one type of transaction in one filing. Only open-market purchases (P) and sales (S) are shown by default.
| Company | Filed (ET) | Trade date | Insider | Transaction | Shares | Avg price | Value | Shares after | Holding change | Filing |
|---|---|---|---|---|---|---|---|---|---|---|
| SIONSionna Therapeutics, Inc. | Sep 21, 20266:56 PM ET | Sep 17, 2026 | RA Capital Healthcare Fund LP and 5 othersDirector | SSaleCommon Stock | −3.45M | $6.3312 | −$21.84M | 3.45M | −50.0% | SEC |
| TYRATyra Biosciences, Inc. | Sep 17, 20264:31 PM ET | Sep 15, 2026 | RA Capital Healthcare Fund LP and 4 othersDirector, 10% Owner | PPurchaseCommon Stock · Derivative | +9.08M | $22.029 | +$199.99M | 11.62M | – | SEC |
| SEPNSepterna, Inc. | Aug 14, 20265:11 PM ET | Aug 12, 2026 | RA Capital Healthcare Fund LP and 4 othersDirector, 10% Owner | SSaleCommon Stock | −1.49M | $42.50 | −$63.45M | 725.44K | −67.3% | SEC |
| ARTVArtiva Biotherapeutics, Inc. | Jul 31, 20265:13 PM ET | Jul 29 – Jul 31, 2026 | RA Capital Healthcare Fund LP and 5 othersDirector, 10% Owner | PPurchaseCommon Stock | +45.77K | $9.9573 | +$455.73K | 17.33M | +0.3% | SEC |
| ARTVArtiva Biotherapeutics, Inc. | Jul 28, 20265:24 PM ET | Jul 24, 2026 | RA Capital Healthcare Fund LP and 5 othersDirector, 10% Owner | PPurchaseCommon Stock | +41.32K | $9.99 | +$412.78K | 17.28M | +0.2% | SEC |
| ARTVArtiva Biotherapeutics, Inc. | Jul 23, 20269:22 PM ET | Jul 21 – Jul 23, 2026 | RA Capital Healthcare Fund LP and 5 othersDirector, 10% Owner | PPurchaseCommon Stock | +264.59K | $9.7636 | +$2.58M | 17.24M | +1.6% | SEC |
| ARTVArtiva Biotherapeutics, Inc. | Jul 23, 20269:21 PM ETAmended | Jul 13, 2026 | RA Capital Healthcare Fund LP and 5 othersDirector, 10% Owner | PPurchaseCommon Stock | +6.52K | $8.94 | +$58.31K | 16.82M | 0.0% | SEC |
| PBLSParabilis Medicines, Inc. | Jul 22, 20264:55 PM ET | Jul 20 – Jul 22, 2026 | RA Capital Healthcare Fund LP and 4 othersDirector, 10% Owner | PPurchaseVoting Common Stock | +244.59K | $28.2901 | +$6.92M | 26.53M | +0.9% | SEC |
| VORVor Biopharma Inc. | Jul 21, 20264:54 PM ET | Jul 16, 2026 | RA Capital Healthcare Fund LP and 3 others10% Owner | SSaleCommon Stock | −213 | $19.75 | −$4.21K | 4.5M | 0.0% | SEC |
| ARTVArtiva Biotherapeutics, Inc. | Jul 20, 20266:08 PM ET | Jul 16 – Jul 17, 2026 | RA Capital Healthcare Fund LP and 5 othersDirector, 10% Owner | PPurchaseCommon Stock | +160.35K | $8.931 | +$1.43M | 16.98M | +1.0% | SEC |
| ARTVArtiva Biotherapeutics, Inc. | Jun 29, 20264:20 PM ET | Jun 25 – Jun 26, 2026 | RA Capital Healthcare Fund LP and 5 othersDirector, 10% Owner | PPurchaseCommon Stock | +32.88K | $8.8857 | +$292.13K | 16.8M | +0.2% | SEC |
| HOWLWerewolf Therapeutics, Inc. | Jun 22, 20266:59 PM ET | Jun 17, 2026 | RA Capital Healthcare Fund LP and 3 others10% Owner | SSaleCommon Stock | −416.91K | $0.35 | −$145.92K | 303.72K | −57.9% | SEC |
| COAGHemab Therapeutics Holdings, Inc. | Jun 17, 20266:24 PM ET | Jun 15 – Jun 16, 2026 | RA Capital Healthcare Fund LP and 3 others10% Owner | PPurchaseCommon Stock | +67.67K | $24.9718 | +$1.69M | 6.44M | +1.1% | SEC |
| ARTVArtiva Biotherapeutics, Inc. | Jun 16, 20266:08 PM ET | Jun 12 – Jun 16, 2026 | RA Capital Healthcare Fund LP and 5 othersDirector, 10% Owner | PPurchaseCommon Stock | +531.33K | $8.6574 | +$4.6M | 16.76M | +3.3% | SEC |
| HOWLWerewolf Therapeutics, Inc. | Jun 16, 20266:01 PM ET | Jun 12 – Jun 16, 2026 | RA Capital Healthcare Fund LP and 3 others10% Owner | SSaleCommon Stock | −448.84K | $0.3871 | −$173.76K | 331.41K | −57.5% | SEC |
| PBLSParabilis Medicines, Inc. | Jun 15, 20266:57 PM ET | Jun 11, 2026 | RA Capital Healthcare Fund LP and 4 othersDirector, 10% Owner | PPurchaseVoting Common Stock | +21.19M | $20.00 | +$423.78M | 2.65M | New position | SEC |
| HOWLWerewolf Therapeutics, Inc. | Jun 11, 20268:13 PM ET | Jun 9 – Jun 11, 2026 | RA Capital Healthcare Fund LP and 3 others10% Owner | SSaleCommon Stock | −678.23K | $0.3739 | −$253.57K | 361.23K | −65.2% | SEC |
| ARTVArtiva Biotherapeutics, Inc. | Jun 11, 20267:36 PM ET | Jun 9 – Jun 11, 2026 | RA Capital Healthcare Fund LP and 5 othersDirector, 10% Owner | PPurchaseCommon Stock | +1.03M | $7.4438 | +$7.65M | 16.23M | +6.8% | SEC |
| COAGHemab Therapeutics Holdings, Inc. | May 21, 20264:20 PM ET | May 19 – May 20, 2026 | RA Capital Healthcare Fund LP and 3 others10% Owner | PPurchaseCommon Stock | +4.8K | $24.9638 | +$119.78K | 6.38M | +0.1% | SEC |
| COAGHemab Therapeutics Holdings, Inc. | May 14, 20265:21 PM ET | May 12, 2026 | RA Capital Healthcare Fund LP and 3 others10% Owner | PPurchaseCommon Stock | +6.39K | $24.90 | +$159.04K | 6.37M | +0.1% | SEC |
| ARTVArtiva Biotherapeutics, Inc. | May 13, 20265:45 PM ET | May 11, 2026 | RA Capital Healthcare Fund LP and 5 othersDirector, 10% Owner | PPurchaseCommon Stock | +6.51M | $11.52 | +$75M | 15.2M | +74.9% | SEC |
| ARTVArtiva Biotherapeutics, Inc. | May 13, 20265:45 PM ET | May 11, 2026 | RA Capital Healthcare Fund LP and 5 othersDirector, 10% Owner | PPurchaseCommon Stock · Derivative | +2.17M | $11.5199 | +$25M | 2.17M | – | SEC |
| HOWLWerewolf Therapeutics, Inc. | May 12, 20266:26 PM ET | May 8 – May 12, 2026 | RA Capital Healthcare Fund LP and 3 others10% Owner | SSaleCommon Stock | −565.17K | $0.6913 | −$390.69K | 406.28K | −58.2% | SEC |
| COAGHemab Therapeutics Holdings, Inc. | May 11, 20265:44 PM ET | May 7 – May 11, 2026 | RA Capital Healthcare Fund LP and 3 others10% Owner | PPurchaseCommon Stock | +51.26K | $24.7492 | +$1.27M | 6.37M | +0.8% | SEC |
| COAGHemab Therapeutics Holdings, Inc. | May 6, 20267:16 PM ET | May 4 – May 6, 2026 | RA Capital Healthcare Fund LP and 5 othersDirector, 10% Owner | PPurchaseCommon Stock | +2.84M | $18.3856 | +$52.22M | 6.31M | +81.8% | SEC |
| VORVor Biopharma Inc. | Apr 24, 20266:12 PM ET | Apr 22, 2026 | RA Capital Healthcare Fund LP and 3 othersDirector, 10% Owner | SSaleCommon Stock | −165.15K | $15.77 | −$2.6M | 2.4M | −6.4% | SEC |
| VORVor Biopharma Inc. | Apr 21, 20267:04 PM ET | Apr 17 – Apr 20, 2026 | RA Capital Healthcare Fund LP and 3 othersDirector, 10% Owner | SSaleCommon Stock | −630.37K | $16.1409 | −$10.17M | 2.57M | −19.7% | SEC |
| VORVor Biopharma Inc. | Apr 15, 20265:29 PM ET | Apr 13 – Apr 15, 2026 | RA Capital Healthcare Fund LP and 3 othersDirector, 10% Owner | SSaleCommon Stock | −737.99K | $16.1023 | −$11.88M | 3.2M | −18.8% | SEC |
| ACETAdicet Bio, Inc. | Apr 13, 20265:20 PM ET | Feb 18 – Feb 20, 2026 | RA Capital Healthcare Fund LP and 3 others10% Owner | PPurchaseCommon Stock | +223.6K | $7.1734 | +$1.6M | 1.18M | +23.3% | SEC |
| VORVor Biopharma Inc. | Apr 10, 20266:23 PM ET | Apr 8 – Apr 10, 2026 | RA Capital Healthcare Fund LP and 3 othersDirector, 10% Owner | SSaleCommon Stock | −620.13K | $16.5026 | −$10.23M | 3.94M | −13.6% | SEC |
| VORVor Biopharma Inc. | Apr 6, 20266:51 PM ET | Apr 2 – Apr 6, 2026 | RA Capital Healthcare Fund LP and 3 othersDirector, 10% Owner | SSaleCommon Stock | −849.26K | $17.0961 | −$14.52M | 4.56M | −15.7% | SEC |
| MLYSMineralys Therapeutics, Inc. | Mar 31, 20264:15 PM ET | Mar 27 – Mar 30, 2026 | RA Capital Healthcare Fund LP and 4 othersDirector | PPurchaseCommon Stock | +369K | $23.7474 | +$8.76M | 5.83M | +6.8% | SEC |
| WVEWave Life Sciences, Inc. | Mar 30, 20268:30 PM ET | Mar 26 – Mar 30, 2026 | RA Capital Healthcare Fund LP and 3 othersDirector, 10% Owner | PPurchaseOrdinary Shares | +8.77M | $6.2268 | +$54.62M | 26.98M | +48.2% | SEC |
| BCAXBicara Therapeutics Inc. | Mar 2, 20264:22 PM ET | Feb 26, 2026 | RA Capital Healthcare Fund LP and 4 othersDirector, 10% Owner | PPurchaseCommon Stock | +300K | $16.00 | +$4.8M | 4.6M | +7.0% | SEC |
| BCAXBicara Therapeutics Inc. | Mar 2, 20264:22 PM ET | Feb 26, 2026 | RA Capital Healthcare Fund LP and 4 othersDirector, 10% Owner | PPurchaseCommon Stock · Derivative | +2.2M | $15.9999 | +$35.2M | 2.2M | – | SEC |
| SGPSpyGlass Pharma, Inc. | Feb 11, 20265:15 PM ET | Feb 9, 2026 | RA Capital Healthcare Fund LP and 4 othersDirector, 10% Owner | PPurchaseCommon Stock | +3.69M | $16.00 | +$59.04M | 2.05M | New position | SEC |
| CLYMClimb Bio, Inc. | Jan 7, 20264:55 PM ET | Jan 5, 2026 | RA Capital Healthcare Fund LP and 6 othersDirector, 10% Owner | PPurchaseCommon Stock | +7.11K | $3.50 | +$24.89K | 3.4M | +0.2% | SEC |
| CLYMClimb Bio, Inc. | Dec 15, 20257:55 PM ET | Dec 11 – Dec 12, 2025 | RA Capital Healthcare Fund LP and 6 othersDirector, 10% Owner | PPurchaseCommon Stock | +314.56K | $2.3993 | +$754.74K | 3.4M | +10.2% | SEC |
| FULCFulcrum Therapeutics, Inc. | Dec 10, 20254:42 PM ET | Dec 8, 2025 | RA Capital Healthcare Fund LP and 3 others10% Owner | SSaleCommon Stock | −4.18M | $13.9821 | −$58.38M | 6.05M | −40.8% | SEC |
| SIONSionna Therapeutics, Inc. | Nov 24, 20255:43 PM ET | Nov 20 – Nov 21, 2025 | RA Capital Healthcare Fund LP and 5 othersDirector, 10% Owner | SSaleCommon Stock | −30.32K | $39.6063 | −$1.2M | 159.03K | −16.0% | SEC |
| SIONSionna Therapeutics, Inc. | Nov 19, 20258:43 PM ET | Nov 17 – Nov 19, 2025 | RA Capital Healthcare Fund LP and 5 othersDirector, 10% Owner | SSaleCommon Stock | −136.35K | $40.3382 | −$5.5M | 168.19K | −44.8% | SEC |
| WVEWave Life Sciences, Inc. | Nov 14, 20256:14 PM ET | Nov 13, 2025 | RA Capital Healthcare Fund LP and 3 othersDirector, 10% Owner | PPurchaseOrdinary Shares | +1K | $6.6875 | +$6.69K | 18.2M | 0.0% | SEC |
| VORVor Biopharma Inc. | Oct 30, 20256:40 PM ET | Oct 28 – Oct 30, 2025 | RA Capital Healthcare Fund LP and 3 othersDirector, 10% Owner | SSaleCommon Stock | −400.41K | $25.8959 | −$10.37M | 779.65K | −33.9% | SEC |
| SIONSionna Therapeutics, Inc. | Oct 28, 20259:05 PM ET | Oct 24 – Oct 28, 2025 | RA Capital Healthcare Fund LP and 5 othersDirector, 10% Owner | SSaleCommon Stock | −373.61K | $39.5134 | −$14.76M | 209.39K | −64.1% | SEC |
| VORVor Biopharma Inc. | Oct 27, 20258:04 PM ET | Oct 23 – Oct 27, 2025 | RA Capital Healthcare Fund LP and 3 othersDirector, 10% Owner | SSaleCommon Stock | −221.17K | $28.0552 | −$6.2M | 1.18M | −15.8% | SEC |
| VORVor Biopharma Inc. | Oct 22, 20257:48 PM ET | Oct 20 – Oct 21, 2025 | RA Capital Healthcare Fund LP and 4 othersDirector, 10% Owner | SSaleCommon Stock | −117.05K | $29.3378 | −$3.43M | 1.4M | −7.7% | SEC |
| VORVor Biopharma Inc. | Oct 17, 20256:03 PM ET | Oct 15 – Oct 17, 2025 | RA Capital Healthcare Fund LP and 4 othersDirector, 10% Owner | SSaleCommon Stock | −464.03K | $29.5401 | −$13.71M | 15.1K | −96.8% | SEC |
| PEPGPepGen Inc. | Sep 30, 20254:35 PM ET | Sep 26, 2025 | RA Capital Healthcare Fund LP and 4 othersDirector, 10% Owner | PPurchaseCommon Stock | +9.38M | $3.20 | +$30M | 18.55M | +102.1% | SEC |
| MLYSMineralys Therapeutics, Inc. | Sep 8, 20255:59 PM ET | Sep 4, 2025 | RA Capital Healthcare Fund LP and 4 othersDirector | PPurchaseCommon Stock | +1.18M | $25.50 | +$30M | 5.46M | +27.5% | SEC |
| – | Jun 30, 20254:56 PM ET | Jun 26, 2025 | RA Capital Healthcare Fund LP and 3 othersDirector, 10% Owner | PPurchaseCommon Stock | +2.27M | $44.00 | +$100M | 3.37M | +208.0% | SEC |