Repare Therapeutics Inc.
RPTXDelisted Jan 28, 2026- Industry
- Pharmaceutical Preparations
- SEC CIK
- 0001808158
Repare Therapeutics Inc. was delisted on Jan 28, 2026; its insiders filed their last Form 4 on Jan 30, 2026; 46 institutions reported holding it in 13F filings for Q4 2025, worth $65.4M in total; no superinvestor held it.
Holders of 5% or more of RPTX
Holders whose latest Schedule 13D or 13G filing reports 5% or more of Repare Therapeutics Inc., largest stake first. The change is against the holder's previous filing.
| Holder | Latest form | Stake | Change | First filed | Latest filing | Filing |
|---|---|---|---|---|---|---|
| Shay Capital LLC | 13G | 6.70%2.87M shares | New | Jan 27, 20261 filing | Jan 27, 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
10 Schedule 13D and 13G filings on Repare Therapeutics Inc., newest first, including old-format filings without a stake.
| Filed (ET) | Filer | Form | Stake | Change | Event date | Filing |
|---|---|---|---|---|---|---|
| May 14, 20264:27 PM ET | Blue Owl Capital Holdings LP | 13G/A | 0.00%0 shares | –Below 5% | Mar 31, 2026 | SEC |
| Jan 30, 20266:39 PM ET | Biotechnology Value Fund L Pand 9 others | 13D/A | 0.00%0 shares | −24.00 ppfrom 24.00%Below 5% | Jan 28, 2026 | SEC |
| Jan 27, 20264:00 PM ET | Shay Capital LLCand 1 other | 13G | 6.70%2.87M shares | New | Jan 20, 2026 | SEC |
| Nov 24, 20255:05 PM ET | Biotechnology Value Fund L Pand 9 others | 13D/A | 24.00%10.3M shares | – | Nov 20, 2025 | SEC |
| Nov 21, 20258:24 PM ET | Versant Venture Capital V, L.P.and 12 others | 13D/A | 0.20%72.2K shares | –Below 5% | Nov 19, 2025 | SEC |
| Feb 14, 202511:23 AM ET | ARK Investment Management LLCSuperinvestorARK Invest | 13G/A | 4.70%2.00M shares | –Below 5% | Dec 31, 2024 | SEC |
| Jan 31, 20254:15 PM ET | MPM BioVentures 2014, L.P.and 10 others | 13D/A | 4.60%1.94M shares | −0.50 ppfrom 5.10%Below 5% | Jan 31, 2025 | SEC |
| Jan 15, 20256:43 PM ET | MPM BioVentures 2014, L.P.and 10 others | 13D/A | 5.10%2.15M shares | −1.20 ppfrom 6.30% | Jan 13, 2025 | SEC |
| Jan 6, 20254:49 PM ET | MPM BioVentures 2014, L.P.and 10 others | 13D/A | 6.30%2.66M shares | −1.50 ppfrom 7.80% | Jan 2, 2025 | SEC |
| Dec 26, 20244:34 PM ET | MPM BioVentures 2014, L.P.and 10 others | 13D/A | 7.80%3.30M shares | – | Dec 20, 2024 | SEC |
Form 144: proposed insider sales
Notices from officers, directors and other affiliates planning to sell Repare Therapeutics Inc. shares.
No Form 144 notices for Repare Therapeutics Inc. are on file.