Marinus Pharmaceuticals, Inc.
MRNSDelisted Feb 11, 2025- Industry
- Pharmaceutical Preparations
- SEC CIK
- 0001267813
Marinus Pharmaceuticals, Inc. was delisted on Feb 11, 2025; its insiders filed their last Form 4 on Feb 11, 2025; 53 institutions reported holding it in 13F filings for Q4 2024, worth $15.8M in total; no superinvestor held it.
Holders of 5% or more of MRNS
Holders whose latest Schedule 13D or 13G filing reports 5% or more of Marinus Pharmaceuticals, Inc., largest stake first. The change is against the holder's previous filing.
| Holder | Latest form | Stake | Change | First filed | Latest filing | Filing |
|---|---|---|---|---|---|---|
| Suvretta Capital Management, LLC | 13G | 5.50%3.02M shares | +1.70 ppfrom 3.80% | Feb 11, 20252 filings | Feb 11, 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
12 Schedule 13D and 13G filings on Marinus Pharmaceuticals, Inc., newest first, including old-format filings without a stake.
| Filed (ET) | Filer | Form | Stake | Change | Event date | Filing |
|---|---|---|---|---|---|---|
| May 15, 202512:31 PM ET | Beryl Capital Management LLCand 3 others | 13G/A | 0.00%0 shares | −9.90 ppfrom 9.90%Below 5% | Mar 31, 2025 | SEC |
| Mar 6, 20254:18 PM ET | Morgan Stanleyand 1 other | 13G/A | 0.00%0 shares | −6.00 ppfrom 6.00%Below 5% | Feb 28, 2025 | SEC |
| Feb 14, 20254:30 PM ET | Panacea Innovation Ltdand 3 others | 13G/A | 0.00%0 shares | –Below 5% | Dec 31, 2024 | SEC |
| Feb 14, 20254:00 PM ET | Tang Capital Partners LPand 4 others | 13G/A | 3.00%1.64M shares | –Below 5% | Dec 31, 2024 | SEC |
| Feb 12, 20256:40 PM ET | Sofinnova Investments, Inc.and 3 others | 13G/A | 0.00%0 shares | –Below 5% | Dec 31, 2024 | SEC |
| Feb 11, 20258:45 PM ET | Suvretta Capital Management, LLCand 2 others | 13G | 5.50%3.02M shares | +1.70 ppfrom 3.80% | Feb 7, 2025 | SEC |
| Feb 11, 20258:20 PM ET | Suvretta Capital Management, LLCand 2 others | 13G/A | 3.80%2.11M shares | –Below 5% | Dec 31, 2024 | SEC |
| Feb 11, 202511:08 AM ET | Franklin Resources Incand 2 others | 13G/A | 0.00%0 shares | −8.60 ppfrom 8.60%Below 5% | Dec 31, 2024 | SEC |
| Feb 4, 20252:13 PM ET | Morgan Stanleyand 1 other | 13G | 6.00%3.30M shares | New | Dec 31, 2024 | SEC |
| Jan 31, 202512:14 PM ET | Vanguard Group Inc | 13G/A | 4.70%2.60M shares | –Below 5% | Dec 31, 2024 | SEC |
| Jan 7, 20257:15 PM ET | Beryl Capital Management LLCand 3 others | 13G | 9.90%5.46M shares | New | Dec 30, 2024 | SEC |
| Oct 31, 20241:05 PM ET | Franklin Resources Incand 3 others | 13G/A | 8.60%4.71M shares | – | Sep 30, 2024 | SEC |
Form 144: proposed insider sales
Notices from officers, directors and other affiliates planning to sell Marinus Pharmaceuticals, Inc. shares.
No Form 144 notices for Marinus Pharmaceuticals, Inc. are on file.