Skip to contentRA Capital Biotech Fund LP — SANGAMO BIOSCIENCES INC insider: 302 transactions · InsiderLensRA Capital Biotech Fund LP
- Former 10% Owner at STERLING FINANCIAL CORP /WA/ · on record since Jun 12, 2023
- Former 10% owners and Director at DICE Therapeutics, Inc. · on record since Aug 9, 2023
- Director at Black Diamond Therapeutics, Inc. · on record since Jul 7, 2023
- 10% owner at BOLD ENERGY INC. · on record since Mar 27, 2024
- 10% owner at LIPID SCIENCES INC/ · on record since Dec 29, 2006
- Director at Cidara Therapeutics, Inc. · on record since Apr 30, 2024
- 10% owner at ARS Pharmaceuticals, Inc. · on record since Jun 24, 2024
- Former 10% Owner at iTeos Therapeutics, Inc. · on record since May 14, 2024
- 10% owner at Bicara Therapeutics Inc. · on record since Sep 18, 2024
- 10% owner at ARADIGM CORP · on record since Feb 5, 2007
- Director at Septerna, Inc. · on record since Oct 30, 2024
- 10% owner at Septerna, Inc. · on record since Oct 30, 2024
- 10% owner at 4D Molecular Therapeutics, Inc. · on record since Nov 25, 2024
- 10% owner at CURIS INC · on record since Aug 15, 2007
- Director at Sionna Therapeutics, Inc. · on record since Feb 10, 2025
- 10% owner at Sionna Therapeutics, Inc. · on record since Feb 10, 2025
- 10% owner at Cidara Therapeutics, Inc. · on record since Jun 30, 2025
- 10% owner at Prelude Therapeutics Inc · on record since Apr 28, 2026
- 10% owner at SEQUENOM INC · on record since Jun 27, 2008
- Director at Evommune, Inc. · on record since Nov 5, 2025
- 10% owner at Evommune, Inc. · on record since Nov 5, 2025
- 10% owner at BIOSPECIFICS TECHNOLOGIES CORP · on record since Sep 26, 2008
- Director at SCHERING PLOUGH CORP · on record since Feb 11, 2026
- 10% owner at SCHERING PLOUGH CORP · on record since Feb 11, 2026
- Director at Vor Biopharma Inc. · on record since Apr 6, 2026
- 10% owner at Vor Biopharma Inc. · on record since Apr 6, 2026
- 10% owner at ACETO CORP · on record since Apr 13, 2026
- 10% owner at Ra Pharmaceuticals, Inc. · on record since Oct 31, 2016
- Director at Acrivon Therapeutics, Inc. · on record since Apr 23, 2026
- 10% owner at Acrivon Therapeutics, Inc. · on record since Apr 23, 2026
- Director at Climb Bio, Inc. · on record since Apr 29, 2026
- 10% owner at Climb Bio, Inc. · on record since Apr 29, 2026
- Director at Hemab Therapeutics Holdings, Inc. · on record since Apr 30, 2026
- 10% owner at Hemab Therapeutics Holdings, Inc. · on record since May 6, 2026
- 10% owner at Werewolf Therapeutics, Inc. · on record since May 12, 2026
- Director at Artiva Biotherapeutics, Inc. · on record since May 13, 2026
- 10% owner at Artiva Biotherapeutics, Inc. · on record since May 13, 2026
- 10% owner at KalVista Pharmaceuticals, Inc. · on record since Nov 23, 2016
- 10% owner at DERMA SCIENCES, INC. · on record since May 1, 2013
- 10% owner at ACHILLION PHARMACEUTICALS INC · on record since Oct 4, 2013
- 10% owner at Dicerna Pharmaceuticals Inc · on record since Jan 29, 2014
- Director at Tyra Biosciences, Inc. · on record since Jun 1, 2026
- 10% owner at Tyra Biosciences, Inc. · on record since Jun 1, 2026
- Fmr 10% Owner - See Fn (1)-(5) at DERMA SCIENCES, INC. · on record since Jan 13, 2014
- Director at ARBIOS SYSTEMS INC · on record since Jun 5, 2026
- 10% owner at ARBIOS SYSTEMS INC · on record since Jun 5, 2026
- Director at Parabilis Medicines, Inc. · on record since Jun 9, 2026
- Director at Bicara Therapeutics Inc. · on record since Jun 10, 2026
- Director at Nkarta, Inc. · on record since Jun 11, 2026
- 10% owner at Nkarta, Inc. · on record since Jun 11, 2026
- Director at Janux Therapeutics, Inc. · on record since Jun 12, 2026
- 10% owner at Janux Therapeutics, Inc. · on record since Jun 12, 2026
- 10% owner at Parabilis Medicines, Inc. · on record since Jun 15, 2026
- Director at LENZ Therapeutics, Inc. · on record since Jun 15, 2026
- 10% owner at LENZ Therapeutics, Inc. · on record since Jun 15, 2026
- Former 10% Owner, See FN(5)(6) at ACHILLION PHARMACEUTICALS INC · on record since Oct 1, 2014
- 10% owner at SANGAMO BIOSCIENCES INC · on record since Feb 18, 2015
- Former 10% Owner. at SANGAMO BIOSCIENCES INC · on record since Feb 18, 2015
- 10% owner at Aclaris Therapeutics, Inc. · on record since Oct 30, 2015
- Director at Wave Life Sciences Ltd. · on record since Nov 18, 2015
- 10% owner at Wave Life Sciences Ltd. · on record since Nov 18, 2015
- Director at Icosavax, Inc. · on record since Jul 28, 2021
- 10% owner at Icosavax, Inc. · on record since Jul 28, 2021
- Fmr 10% Owner See Footnote (2) at G1 Therapeutics, Inc. · on record since May 24, 2017
- 10% owner at G1 Therapeutics, Inc. · on record since May 16, 2017
- former 10% owner at Kala Pharmaceuticals, Inc. · on record since Jul 26, 2017
- 10% owner at Kala Pharmaceuticals, Inc. · on record since Jul 19, 2017
- 10% owner at iTeos Therapeutics, Inc. · on record since Apr 5, 2021
- 10% owner at Eidos Therapeutics, Inc. · on record since Jun 22, 2018
- Director at Eidos Therapeutics, Inc. · on record since Jun 19, 2018
- 10% owner at ARVINAS, INC. · on record since Sep 26, 2018
- Director at Ra Pharmaceuticals, Inc. · on record since Jul 2, 2018
- 10% owner at CELADON GROUP INC · on record since Oct 25, 2018
- 10% owner at THORATEC CORP · on record since Dec 13, 2018
- Director at Kala Pharmaceuticals, Inc. · on record since Oct 5, 2018
- Former 10% Owner at ARVINAS, INC. · on record since Oct 3, 2018
- 10% owner at scPharmaceuticals Inc. · on record since Apr 15, 2019
- 10% owner at STERLING FINANCIAL CORP /WA/ · on record since Sep 17, 2019
- Director at STERLING FINANCIAL CORP /WA/ · on record since Sep 12, 2019
- 10% owner at RHYTHM PHARMACEUTICALS, INC. · on record since Oct 18, 2019
- Director at 89bio, Inc. · on record since Nov 13, 2019
- 10% owner at 89bio, Inc. · on record since Nov 13, 2019
- 10% owner at Phathom Pharmaceuticals, Inc. · on record since Nov 4, 2019
- 10% owner at 11 GOOD ENERGY INC · on record since Mar 17, 2020
- 10% owner at Verastem, Inc. · on record since Mar 5, 2020
- 10% owner at Akouos, Inc. · on record since Jun 25, 2020
- 10% owner at Forma Therapeutics Holdings, Inc., · on record since Jun 24, 2020
- 10% owner at Vaxcyte, Inc. · on record since Jun 18, 2020
- 10% owner at MANHATTAN PHARMACEUTICALS INC · on record since May 7, 2020
- Director at Cytek Biosciences, Inc. · on record since Jul 29, 2021
- 10% owner at MED GEN INC · on record since Dec 17, 2020
- Director at Solid Biosciences Inc. · on record since Dec 15, 2020
- 10% owner at Solid Biosciences Inc. · on record since Dec 15, 2020
- 10% owner at Protalix BioTherapeutics, Inc. · on record since Nov 6, 2020
- Former 10% Owner at RHYTHM PHARMACEUTICALS, INC. · on record since Dec 4, 2020
- 10% owner at Iterum Therapeutics plc · on record since Dec 2, 2020
- Director at Protalix BioTherapeutics, Inc. · on record since Feb 11, 2021
- Director at Therapeutics Acquisition Corp. · on record since Jun 30, 2021
- Director at Jade Biosciences, Inc. · on record since Jun 29, 2021
- 10% owner at Jade Biosciences, Inc. · on record since Jun 29, 2021
- Director at Werewolf Therapeutics, Inc. · on record since Apr 29, 2021
- Director at DICE Therapeutics, Inc. · on record since Sep 20, 2021
- 10% owner at DICE Therapeutics, Inc. · on record since Sep 20, 2021
- 10% owner at RxSight, Inc. · on record since Aug 13, 2021
- 10% owner at AcuNetx, Inc. · on record since Mar 31, 2022
- 10% owner at Cytek Biosciences, Inc. · on record since Mar 16, 2022
- Director at PepGen Inc. · on record since May 12, 2022
- 10% owner at PepGen Inc. · on record since May 12, 2022
- Director at iTeos Therapeutics, Inc. · on record since Jun 10, 2022
- Director at Forma Therapeutics Holdings, Inc., · on record since Jun 9, 2022
- 10% owner at Fulcrum Therapeutics, Inc. · on record since Aug 26, 2022
- Director at ARS Pharmaceuticals, Inc. · on record since Nov 10, 2022
- Former 10% owner at 11 GOOD ENERGY INC · on record since Feb 27, 2023
- Director at Mineralys Therapeutics, Inc. · on record since Feb 16, 2023
- 10% owner at Mineralys Therapeutics, Inc. · on record since Feb 13, 2023
Insider trading activity of RA Capital Biotech Fund LP
- Transactions on record
- 302
- since Sep 13, 2007
- Open-market buys
- 94
- $362.5M
- Open-market sells
- 104
- $183.6M
- Companies traded
- 39
- last filing Feb 20, 2026
Figures computed from official regulatory filings — methodology.
Companies where RA Capital Biotech Fund LP has traded
- Mineralys Therapeutics, Inc.2 tx · Feb 20, 2026
- Evommune, Inc.1 tx · $1M · Feb 17, 2026
- SCHERING PLOUGH CORP10 tx · $59M · Feb 11, 2026
- Cidara Therapeutics, Inc.10 tx · $2.5B · Jan 9, 2026
- Climb Bio, Inc.3 tx · $24.9K · Jan 7, 2026
- Fulcrum Therapeutics, Inc.5 tx · $59.7M · Dec 10, 2025
- PepGen Inc.1 tx · $30M · Sep 30, 2025
- Wave Life Sciences Ltd.5 tx · $35.6M · Aug 13, 2025
- Septerna, Inc.1 tx · Jun 20, 2025
Track record of RA Capital Biotech Fund LP
Statistical track record
Free- Open-market buys
- 103
- Last buy
- Feb 9, 2026
Win rates and median returns are available with a free account (5 insiders/month).
Create a free account→Transaction history of RA Capital Biotech Fund LP
Co-insiders of RA Capital Biotech Fund LP
- Kolchinsky Peter4D Molecular Therapeutics, Inc. +24
- RA CAPITAL MANAGEMENT, LLC4D Molecular Therapeutics, Inc. +24
- Shah Rajeev M.4D Molecular Therapeutics, Inc. +24
- RA Capital Nexus Fund II, L.P.Acrivon Therapeutics, Inc. +9
- RA Capital Nexus Fund III, L.P.Artiva Biotherapeutics, Inc. +7
- ORBIMED ADVISORS LLCACETO CORP +5
- RA Capital Nexus Fund, L.P.Artiva Biotherapeutics, Inc. +5
This page republishes public regulatory disclosures. Concerned by this data? Exercise your right to object →
7 tx · $90.3M · Jun 13, 2025
| Company | Filed | Type | Qty | Price | Value · USD | Src |
|---|
| Feb 20, 2026 | Award | 6,200 | 0.00 USD | $0 | SEC |
| Feb 20, 2026 | AwardD | 8,300 | 0.00 USD | $0 | SEC |
| Feb 17, 2026 | Award | 35,868 | 27.88 USD | $1M | SEC |
| Feb 11, 2026 | OtherD | -272,056 | — | — | SEC |
| Feb 11, 2026 | OtherD | -767,294 | — | — | SEC |
| Feb 11, 2026 | Buy | 248,034 | 16.00 USD | $4M | SEC |
| Feb 11, 2026 | OtherD | -767,294 | — | — | SEC |
| Feb 11, 2026 | Other | 1,806,644 | — | — | SEC |
| Feb 11, 2026 | OtherD | -1,150,941 | — | — | SEC |
| Feb 11, 2026 | OtherD | -1,150,941 | — | — | SEC |
| Feb 11, 2026 | Buy | 3,441,966 | 16.00 USD | $55.1M | SEC |
| Feb 11, 2026 | OtherD | -222,591 | — | — | SEC |
| Feb 11, 2026 | Other | 2,524,473 | — | — | SEC |
| Jan 9, 2026 | Other | -4,652,309 | 221.50 USD | $1B | SEC |
| Jan 9, 2026 | ExerciseD | -1,286,786 | — | — | SEC |
| Jan 9, 2026 | Exercise | 1,286,786 | 0.00 USD | $0 | SEC |
| Jan 9, 2026 | OtherD | -22,200 | — | — | SEC |
| Jan 9, 2026 | OtherD | -5,079 | — | — | SEC |
| Jan 9, 2026 | OtherD | -89,956 | 15,505.00 USD | $1.4B | SEC |
| Jan 7, 2026 | Buy | 7,111 | 3.50 USD | $24.9K | SEC |
| Dec 10, 2025 | Sell | -91,722 | 14.98 USD | $1.4M | SEC |
| Dec 10, 2025 | Sell | -1,377,020 | 13.33 USD | $18.4M | SEC |
| Dec 10, 2025 | Sell | -2,706,397 | 14.28 USD | $38.6M | SEC |
| Sep 30, 2025 | Buy | 9,375,000 | 3.20 USD | $30M | SEC |
| Aug 13, 2025 | AwardD | 76,200 | 0.00 USD | $0 | SEC |