Research Alliance Corp IV
RACD- Exchange
- Nasdaq
- Industry
- Blank Checks
- SEC CIK
- 0002137777
No open-market purchases or sales by Research Alliance Corp IV insiders were filed in the last 90 days; no institution reported holding it in 13F filings for Q2 2026; no superinvestor holds it.
Holders of 5% or more of RACD
Holders whose latest Schedule 13D or 13G filing reports 5% or more of Research Alliance Corp IV, largest stake first. The change is against the holder's previous filing.
| Holder | Latest form | Stake | Change | First filed | Latest filing | Filing |
|---|---|---|---|---|---|---|
| Research Alliance Holdings IV LLC | 13D | 17.00%1.54M shares | New | Jul 21, 20261 filing | Jul 21, 2026 | SEC |
| Perceptive Advisors LLC | 13G | 7.70%700.0K shares | New | Jul 20, 20261 filing | Jul 20, 2026 | SEC |
| Biotechnology Value Fund L P | 13G | 6.40%500.0K shares | New | Jul 20, 20261 filing | Jul 20, 2026 | SEC |
| Trails Edge Capital Partners, LP | 13G | 5.50%500.0K shares | New | Jul 21, 20261 filing | Jul 21, 2026 | SEC |
| Commodore Capital LP | 13G | 5.50%500.0K shares | New | Jul 20, 20261 filing | Jul 20, 2026 | SEC |
Stakes are as of each holder's latest filing. Holders whose last filing was in the old format (before December 18, 2024) have no stake on record and are not listed, and after an acquisition or delisting holders usually stop filing.
13D and 13G filings
5 Schedule 13D and 13G filings on Research Alliance Corp IV, newest first, including old-format filings without a stake.
| Filed (ET) | Filer | Form | Stake | Change | Event date | Filing |
|---|---|---|---|---|---|---|
| Jul 21, 20265:05 PM ET | Research Alliance Holdings IV LLCand 1 other | 13D | 17.00%1.54M shares | New | Jul 14, 2026 | SEC |
| Jul 21, 20264:15 PM ET | Trails Edge Capital Partners, LPand 2 others | 13G | 5.50%500.0K shares | New | Jul 14, 2026 | SEC |
| Jul 20, 20266:22 PM ET | Biotechnology Value Fund L Pand 9 others | 13G | 6.40%500.0K shares | New | Jul 13, 2026 | SEC |
| Jul 20, 20264:22 PM ET | Commodore Capital LPand 3 others | 13G | 5.50%500.0K shares | New | Jul 13, 2026 | SEC |
| Jul 20, 20264:00 PM ET | Perceptive Advisors LLCand 2 others | 13G | 7.70%700.0K shares | New | Jul 13, 2026 | SEC |
Form 144: proposed insider sales
Notices from officers, directors and other affiliates planning to sell Research Alliance Corp IV shares.
No Form 144 notices for Research Alliance Corp IV are on file.