RA Capital Nexus Fund IV, L.P. — SEC Form 4 filings
SEC reporting owner CIK 2053586. 1 Form 4 filing on record with FilingPulse; latest filed 2026-05-06.
Transaction summary — filings shown
Covers all 1 filing on record, filed 2026-05-06 to 2026-05-06. Counts and totals are arithmetic on values as filed — descriptive data, not a recommendation.
- Open-market purchases (code P, non-derivative): 6 legs across 1 filing — 2,840,429 shares, $52,222,946 total (shares × price as filed).
- Open-market sales (code S, non-derivative): none reported.
- Other reported legs (grants, option exercises, tax withholding, gifts, derivative-security transactions, …): 9.
- Largest priced transaction: purchase of 2,541,250 shares @ $18.00 ($45,742,500) in Hemab Therapeutics Holdings, Inc., filed 2026-05-06.
By issuer — same filings
Open-market purchase/sale legs on non-derivative securities, grouped by issuer. Role is as filed on the newest filing for that issuer. Dollar totals cover priced legs only (shares × price as filed). Ordered by priced transaction value, largest first.
| Issuer | Role (as filed) | Filings | Purchases (P) | Sales (S) | Other legs |
|---|---|---|---|---|---|
| Hemab Therapeutics Holdings, Inc. (COAG) | Director | 1 | 6 legs · 2,840,429 sh · $52,222,946 | — | 9 |
Form 4 filings — RA Capital Nexus Fund IV, L.P.
| Filed | Form | Issuer | Reported transactions | Source |
|---|---|---|---|---|
| 2026-05-06 | 4 | Hemab Therapeutics Holdings, Inc. (COAG) jointly with RA CAPITAL MANAGEMENT, L.P., RA Capital Healthcare Fund LP, RA Capital Nexus Fund II, L.P., Kolchinsky Peter, Shah Rajeev M. | Conversion (C): 3,607,846 · Conversion (C): 1,009,052 · Conversion (C): 221,188 · Purchase (P): 2,541,250 @ $18 · Purchase (P): 133,750 @ $18 · Purchase (P): 87,143 @ $24.59 · +9 more | EDGAR |
FilingPulse's Form 4 archive currently extends back to 2024-01-11 and is expanding backward through EDGAR history — earlier filings by this insider may not be indexed yet. Names and roles are shown as filed.
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