FILER PROFILE · CIK 0001346824

RA CAPITAL MANAGEMENT, L.P.

8 filings 6 distinct issuers Active 2018-01-19 → 2025-03-17

Track Record

Total filings

5 SCHEDULE · 3 SC

Distinct issuers

75% issuer diversity

Median stake

13.7%

13,255,252 avg shares

AI briefs cached

0/8

intent-classified filings

Backtested Performance · post-filing returns (split + dividend adjusted)

Median 30d

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across 0 filings · win rate —

Median 60d

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across 0 filings · win rate —

Median 90d

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across 0 filings · win rate —

Median 1y

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across 0 filings · win rate —

Anchor: closest trading day on/after filing's date_of_event. Source: Yahoo Finance daily adj_close. Past performance is not indicative of future results.

Filings · 8 total

Filed	Form	Issuer	Stake	Shares
2025-03-17	SCHEDULE	Mineralys Therapeutics, Inc.MLYS	9.90%	6,287,597	view →
2025-03-10	SCHEDULE	Janux Therapeutics, Inc.JANX	19.90%	11,971,377	view →
2025-03-03	SCHEDULE	89bio, Inc.	13.70%	20,013,733	view →
2025-02-21	SCHEDULE	Solid Biosciences Inc.SLDB	9.90%	7,989,820	view →
2025-02-03	SCHEDULE	89bio, Inc.	15.10%	20,013,733	view →
2018-03-27	SC	Dicerna Pharmaceuticals Inc	—	—	view →
2018-02-16	SC	Ra Pharmaceuticals, Inc.	—	—	view →
2018-01-19	SC	Dicerna Pharmaceuticals Inc	—	—	view →

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