# MARINUS PHARMACEUTICALS INC (MRNS)

> Institutional ownership reported to the SEC as of Q4 2024, from Form 13F filings. Source: https://holderbook.com/stocks/MRNS/

- Reporting holders: 52
- Reported value: $16.0M
- Held through calls: 1.4%
- Held through puts: 0.1%

A 13F reports long US equity positions only. Shorts, bonds, foreign listings and cash are not visible here, and positions are disclosed up to 45 days after the quarter ends.

## Largest holders

| Manager | Value | Shares | Share of their book | Quarters held |
|---|---|---|---|---|
| [Beryl Capital Management LLC](https://holderbook.com/funds/1719307-beryl-capital-management-llc/) | $2.3M | 4,227,460 | 0.5% | 1 |
| [MORGAN STANLEY](https://holderbook.com/funds/895421-morgan-stanley/) | $1.8M | 3,299,229 | 0.0% | 18 |
| [ODDO BHF ASSET MANAGEMENT SAS](https://holderbook.com/funds/1686970-oddo-bhf-asset-management-sas/) | $1.4M | 2,700,000 | 0.1% | 1 |
| [Bain Capital Life Sciences Investors, LLC](https://holderbook.com/funds/1703031-bain-capital-life-sciences-investors-llc/) | $1.4M | 2,693,380 | 0.2% | 16 |
| [abrdn plc](https://holderbook.com/funds/1716774-abrdn-plc/) | $1.4M | 2,658,527 | 0.0% | 5 |
| [VANGUARD GROUP INC](https://holderbook.com/funds/102909-vanguard-group-inc/) | $1.4M | 2,596,768 | 0.0% | 18 |
| [Woodline Partners LP](https://holderbook.com/funds/1784547-woodline-partners-lp/) | $1.2M | 2,335,681 | 0.0% | 10 |
| [GSA CAPITAL PARTNERS LLP](https://holderbook.com/funds/1362033-gsa-capital-partners-llp/) | $983.0K | 1,837,491 | 0.1% | 3 |
| [TANG CAPITAL MANAGEMENT LLC](https://holderbook.com/funds/1232621-tang-capital-management-llc/) | $878.6K | 1,641,945 | 0.1% | 3 |
| [BlackRock, Inc.](https://holderbook.com/funds/2012383-blackrock-inc/) | $472.9K | 883,675 | 0.0% | 2 |
| [ACADIAN ASSET MANAGEMENT LLC](https://holderbook.com/funds/916542-acadian-asset-management-llc/) | $371.0K | 696,740 | 0.0% | 3 |
| [GEODE CAPITAL MANAGEMENT, LLC](https://holderbook.com/funds/1214717-geode-capital-management-llc/) | $283.2K | 529,053 | 0.0% | 18 |
| [CITADEL ADVISORS LLC](https://holderbook.com/funds/1423053-citadel-advisors-llc/) | $278.6K | 501,911 | 0.0% | 18 |
| [JPMORGAN CHASE & CO](https://holderbook.com/funds/19617-jpmorgan-chase-co/) | $260.9K | 487,584 | 0.0% | 18 |
| [SUSQUEHANNA INTERNATIONAL GROUP, LLP](https://holderbook.com/funds/1446194-susquehanna-international-group-llp/) | $250.4K | 100,853 | 0.0% | 18 |
| [SCHRODER INVESTMENT MANAGEMENT GROUP](https://holderbook.com/funds/1086619-schroder-investment-management-group/) | $152.6K | 290,000 | 0.0% | 5 |
| [UBS Group AG](https://holderbook.com/funds/1610520-ubs-group-ag/) | $138.5K | 258,944 | 0.0% | 18 |
| [Royal Bank of Canada](https://holderbook.com/funds/1000275-royal-bank-of-canada/) | $134.0K | 249,138 | 0.0% | 8 |
| [MILLENNIUM MANAGEMENT LLC](https://holderbook.com/funds/1273087-millennium-management-llc/) | $128.1K | 239,414 | 0.0% | 5 |
| [STATE STREET CORP](https://holderbook.com/funds/93751-state-street-corp/) | $119.1K | 222,576 | 0.0% | 18 |
| [XTX Topco Ltd](https://holderbook.com/funds/1828301-xtx-topco-ltd/) | $117.6K | 219,819 | 0.0% | 3 |
| [DELTEC ASSET MANAGEMENT LLC](https://holderbook.com/funds/1269950-deltec-asset-management-llc/) | $107.0K | 200,000 | 0.0% | 1 |
| [NORTHERN TRUST CORP](https://holderbook.com/funds/73124-northern-trust-corp/) | $60.6K | 113,280 | 0.0% | 18 |
| [GABELLI & Co INVESTMENT ADVISERS, INC.](https://holderbook.com/funds/932724-gabelli-co-investment-advisers-inc/) | $53.5K | 100,000 | 0.0% | 1 |
| [Virtu Financial LLC](https://holderbook.com/funds/1533964-virtu-financial-llc/) | $36.0K | 66,717 | 0.0% | 1 |

## Quarter by quarter

| Quarter | Holders | Reported value |
|---|---|---|
| Q4 2024 | 52 | $16.0M |
| Q3 2024 | 75 | $73.7M |
| Q2 2024 | 88 | $51.1M |
| Q1 2024 | 118 | $536.0M |
| Q4 2023 | 111 | $606.2M |
| Q3 2023 | 103 | $425.0M |
| Q2 2023 | 108 | $498.1M |
| Q1 2023 | 88 | $293.8M |
| Q4 2022 | 72 | $172.0M |
| Q3 2022 | 66 | $193.1M |
| Q2 2022 | 67 | $141.9M |
| Q1 2022 | 84 | $287.4M |