RA Capital Healthcare Fund LP: insider buys
Every open-market stock purchase reported by RA Capital Healthcare Fund LP to the SEC on Form 4.
Total bought$63.83M
Purchases6
Companies5
Last purchase filedJul 31, 2026
Return on these buys-20%
RA Capital Healthcare Fund LP has made 6 open-market purchases worth $63.83M in 5 companies since Jan 7, 2026, according to SEC Form 4 filings. The most recent was filed on Jul 31, 2026: 45,768 shares of ARTV at $9.96 (Director, 10% Owner), worth $455.73K. The largest was $59.04M of SGP on Feb 9, 2026. Taken together, these purchases are down 20% at the latest closing prices (split-adjusted, weighted by amount).
Companies RA Capital Healthcare Fund LP bought
| Ticker | Company | Role | Buys | Total | Since buy | Last filed |
|---|---|---|---|---|---|---|
| SGP | SpyGlass Pharma, Inc. | Director, 10% Owner | 1 | $59.04M | — | Feb 11 |
| ARTV | Artiva Biotherapeutics, Inc. | Director, 10% Owner | 2 | $1.89M | -54% | Jul 31 |
| ACET | Adicet Bio, Inc. | 10% Owner | 1 | $1.60M | -52% | Apr 13 |
| COAG | Hemab Therapeutics Holdings, Inc. | 10% Owner | 1 | $1.27M | +67% | May 11 |
| CLYM | Climb Bio, Inc. | Director, 10% Owner | 1 | $24.89K | +193% | Jan 7 |
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| Filed | Stock | Insider | Value | Shares | Price | Since buy | Stake | Trade | |
|---|---|---|---|---|---|---|---|---|---|
| Jul 31 | ARTVArtiva Biotherapeutics, Inc. | RA Capital Healthcare Fund LP…Director, 10% Owner | $455.73K | 45,768 | $9.96 | -58% | +0% | Jul 29 | SEC |
| Jul 20 | ARTVArtiva Biotherapeutics, Inc. | RA Capital Healthcare Fund LP…Director, 10% Owner | $1.43M | 160,354 | $8.93 | -53% | +1% | Jul 16 | SEC |
| May 11 | COAGHemab Therapeutics Holdings… | RA Capital Healthcare Fund LP…10% Owner | $1.27M | 51,258 | $24.75 | +67% | +1% | May 7 | SEC |
| Apr 13 | ACETAdicet Bio, Inc. | RA Capital Healthcare Fund LP…10% Owner | $1.60M | 223,596 | $7.17 | -52% | +23% | Feb 18 | SEC |
| Feb 11 | SGPSpyGlass Pharma, Inc. | RA Capital Healthcare Fund LP…Director, 10% Owner | $59.04M | 3,690,000 | $16.00 | — | +162% | Feb 9 | SEC |
| Jan 7 | CLYMClimb Bio, Inc. | RA Capital Healthcare Fund LP…Director, 10% Owner | $24.89K | 7,111 | $3.50 | +193% | +0% | Jan 5 | SEC |