🕵️ Research Alliance Corp IV ($RACD)
SEC insider & ownership activity, last 12 months · CIK 2137777 · every row links its SEC filing
Insiders were quiet over the last 12 months – no open-market buys or sells. No red-flag 8-Ks in the window.
Insider flow
0 buyers, $0 (0 lots) · 0 sellers, $0 (0 lots)
No open-market insider transactions in the last 12 months.
5%+ holders
| Holder | Stake | Class | Schedule | Event | |
|---|---|---|---|---|---|
| Matthew Hammond | 17.0% | Class A | 13D | Jul 14, 2026 | filing ↗ |
| Research Alliance Holdings IV LLC | 17.0% | Class A | 13D | Jul 14, 2026 | filing ↗ |
| Perceptive Advisors LLC | 7.7% | Class A | 13G | Jul 20, 2026 | filing ↗ |
| Joseph Edelman | 7.7% | Class A | 13G | Jul 20, 2026 | filing ↗ |
| Perceptive Life Sciences Master Fund, Ltd. | 7.7% | Class A | 13G | Jul 20, 2026 | filing ↗ |
| BVF Partners L P/IL | 6.4% | Class A | 13G | Jul 20, 2026 | filing ↗ |
| BVF INC/IL | 6.4% | Class A | 13G | Jul 20, 2026 | filing ↗ |
| Mark N. Lampert | 6.4% | Class A | 13G | Jul 20, 2026 | filing ↗ |
| BVF GP Holdings LLC | 5.9% | Class A | 13G | Jul 20, 2026 | filing ↗ |
| Commodore Capital LP | 5.5% | Class A | 13G | Jul 20, 2026 | filing ↗ |
| Commodore Capital Master LP | 5.5% | Class A | 13G | Jul 20, 2026 | filing ↗ |
| Robert Egen Atkinson | 5.5% | Class A | 13G | Jul 20, 2026 | filing ↗ |
| Michael Kramarz | 5.5% | Class A | 13G | Jul 20, 2026 | filing ↗ |
| Trails EDGE Capital Partners, LP | 5.5% | Class A | 13G | Jul 21, 2026 | filing ↗ |
| Trails EDGE Biotechnology Master Fund, LP | 5.5% | Class A | 13G | Jul 21, 2026 | filing ↗ |
| Ortav Yehudai | 5.5% | Class A | 13G | Jul 21, 2026 | filing ↗ |
| Biotechnology Value Fund L P | exited | Class A | 13G | Jul 20, 2026 | filing ↗ |
| BVF I GP LLC | exited | Class A | 13G | Jul 20, 2026 | filing ↗ |
| Biotechnology Value Fund II LP | exited | Class A | 13G | Jul 20, 2026 | filing ↗ |
| BVF II GP LLC | exited | Class A | 13G | Jul 20, 2026 | filing ↗ |
| Biotechnology Value Trading Fund OS LP | exited | Class A | 13G | Jul 20, 2026 | filing ↗ |
| BVF Partners OS Ltd. | exited | Class A | 13G | Jul 20, 2026 | filing ↗ |
Planned insider sales (Form 144)
No sale notices filed in the last 12 months.
Material events (8-K)
| Item | Event date | |
|---|---|---|
| Other events (8.01) | Jul 14, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Jul 14, 2026 | filing ↗ |
| Material agreement (1.01) | Jul 10, 2026 | filing ↗ |
| Unregistered equity sale (3.02) | Jul 10, 2026 | filing ↗ |
| Officer/director changes (5.02) | Jul 10, 2026 | filing ↗ |
| Charter/bylaw changes (5.03) | Jul 10, 2026 | filing ↗ |
| Other events (8.01) | Jul 10, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Jul 10, 2026 | filing ↗ |