WaveMan · Form 4
RA Capital Nexus Fund, L.P. insider trades
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RA Capital Nexus Fund, L.P. insider trades

RA Capital Nexus Fund, L.P. has filed 9 Form 4s with the SEC that we hold, for ETNB (Director, 10% owner), Solid Biosciences Inc. (SLDB) (Director, 10% owner), Tyra Biosciences, Inc. (TYRA) (Director, 10% owner) and Artiva Biotherapeutics, Inc. (ARTV) (Director, 10% owner), among 6 companies in all. Across all of them we count 7 purchases worth $51.6M and 5 sales worth $3.4M reported on Form 4. In the last 12 months: 3 purchases ($7.7M) and 5 sales ($3.4M). The largest single trade was a purchase of 1,250,000 shares of Tyra Biosciences, Inc. worth $20.0M, dated 2021-09-17. The first filing on our record is dated 2021-09-17 and the latest 2026-06-11.

ETNB

Director, 10% owner · 2 filings · 2 purchases and sales
Trade dateCodeSharesValue as filedFiled
2022-07-01P, purchase reported on Form 42,816,900$10.0M2022-07-06
2022-10-18P, purchase reported on Form 41,172,741$9.0M2022-10-20

Solid Biosciences Inc. (SLDB)

Director, 10% owner · 2 filings · 1 purchase or sale
Trade dateCodeSharesValue as filedFiled
2024-01-11P, purchase reported on Form 4904,160$5.0M2024-01-12

Tyra Biosciences, Inc. (TYRA)

Director, 10% owner · 2 filings · 1 purchase or sale
Trade dateCodeSharesValue as filedFiled
2021-09-17P, purchase reported on Form 41,250,000$20.0M2021-09-17

Artiva Biotherapeutics, Inc. (ARTV)

Director, 10% owner · 1 filing · 3 purchases and sales
Trade dateCodeSharesValue as filedFiled
2026-06-09P, purchase reported on Form 4479,039$3.3M2026-06-11
2026-06-10P, purchase reported on Form 4103$7212026-06-11
2026-06-11P, purchase reported on Form 4548,580$4.3M2026-06-11

Jade Biosciences, Inc. (AVTE)

Director, 10% owner · 1 filing · 0 purchases and sales

No purchase or sale of common stock reported here; these filings cover grants, option exercises or other codes.

Vor Biopharma Inc. (VOR)

Director, 10% owner · 1 filing · 5 purchases and sales
Trade dateCodeSharesValue as filedFiled
2025-10-20S, sale reported on Form 413,817$409.4K2025-10-22
2025-10-20S, sale reported on Form 470,366$2.1M2025-10-22
2025-10-20S, sale reported on Form 41,287$38.8K2025-10-22
2025-10-20S, sale reported on Form 46,553$197.4K2025-10-22
2025-10-21S, sale reported on Form 425,027$703.5K2025-10-22
Source

Counted from the Form 4 filings this reporting owner (SEC CIK 1780117) filed on EDGAR. Values are the transaction values as filed. See every filing on EDGAR, or browse insider buying and today's insider purchases.

Source: U.S. Securities and Exchange Commission (EDGAR) and other official government data · Updated 2026-10-12 · For informational purposes only, not investment advice.
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