Mineralys Therapeutics, Inc.
MLYS- Exchange
- Nasdaq
- Industry
- Pharmaceutical Preparations
- SEC CIK
- 0001933414
In the last 90 days, Mineralys Therapeutics, Inc. insiders filed 0 open-market purchases and 12 sales; 225 institutions reported holding it in 13F filings for Q2 2026, worth $2.69B in total; no superinvestor holds it.
Holders of 5% or more of MLYS
Holders whose latest Schedule 13D or 13G filing reports 5% or more of Mineralys Therapeutics, Inc., largest stake first. The change is against the holder's previous filing.
| Holder | Latest form | Stake | Change | First filed | Latest filing | Filing |
|---|---|---|---|---|---|---|
| Catalys Pacific Fund, LP | 13G/A | 10.10%8.00M shares | −3.40 ppfrom 13.50% | Aug 14, 20252 filings | Feb 13, 2026 | SEC |
| Ra Capital Management, L.P. | 13D/A | 9.90%7.80M shares | 0.00 ppfrom 9.90% | Mar 17, 20252 filings | Sep 8, 2025 | SEC |
| Samsara BioCapital, L.P. | 13D/A | 8.20%6.35M shares | −0.90 ppfrom 9.10% | Mar 17, 20252 filings | Sep 8, 2025 | 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
8 Schedule 13D and 13G filings on Mineralys Therapeutics, Inc., newest first, including old-format filings without a stake.
| Filed (ET) | Filer | Form | Stake | Change | Event date | Filing |
|---|---|---|---|---|---|---|
| Feb 13, 20264:30 PM ET | Catalys Pacific Fund, LPand 3 others | 13G/A | 10.10%8.00M shares | −3.40 ppfrom 13.50% | Dec 31, 2025 | SEC |
| Sep 8, 20258:05 PM ET | Samsara BioCapital, L.P.and 4 others | 13D/A | 8.20%6.35M shares | −0.90 ppfrom 9.10% | Sep 4, 2025 | SEC |
| Sep 8, 20256:00 PM ET | Ra Capital Management, L.P.and 3 others | 13D/A | 9.90%7.80M shares | 0.00 ppfrom 9.90% | Sep 4, 2025 | SEC |
| Aug 14, 20254:13 PM ET | Andera Partnersand 3 others | 13G/A | 4.20%2.77M shares | –Below 5% | Jun 30, 2025 | SEC |
| Aug 14, 20254:05 PM ET | Catalys Pacific Fund, LPand 3 others | 13G/A | 13.50%8.98M shares | – | Jun 30, 2025 | SEC |
| Mar 17, 20259:06 PM ET | Samsara BioCapital, L.P.and 2 others | 13D/A | 9.10%5.74M shares | – | Mar 13, 2025 | SEC |
| Mar 17, 20257:58 PM ET | Ra Capital Management, L.P.and 3 others | 13D/A | 9.90%6.29M shares | – | Mar 13, 2025 | SEC |
| Feb 14, 20256:03 AM ET | Adams Street Partners LLCand 7 others | 13G/A | 2.30%1.13M shares | –Below 5% | Dec 31, 2024 | SEC |
Form 144: proposed insider sales
Notices from officers, directors and other affiliates planning to sell Mineralys Therapeutics, Inc. shares.
No Form 144 notices for Mineralys Therapeutics, Inc. are on file.