Marinus PharmaceuticalsMRNS
13F holders, Q1 2024 (March 31)112holders
3famous investors
$9.04avg. 13F price*
At the end of Q1 2024, 112 institutions reported holding Marinus Pharmaceuticals Inc. (MRNS) in their 13F filings. The largest holders were Montanova Capital, LLC ($46.2M), BlackRock Inc. ($42.7M) and Avoro Capital Advisors LLC ($37.4M). 3 famous investors held it, including Steve Cohen (0.0% of Point72 Asset Management's portfolio), Ken Griffin (0.0% of Citadel Advisors's portfolio) and Cliff Asness (0.0% of AQR Capital Management's portfolio).
- Company
- Marinus Pharmaceuticals Inc.
- CUSIP
- 56854Q200
- Latest filing quarter
- Q4 2024
History
Number of 13F holders
Total Exit/New Position Q1 2024
| Institutions | Total Value | |
|---|---|---|
| New Positions | 21 | $17.6M |
| Exits | 13 | $8.9M |
Ownership 112 holders
| Montanova Capital, LLC | 1.95% | Reduce -4.4% | 5,108,520 | $46.2M |
| BlackRock Inc. | 0.00% | Add +2.6% | 4,720,561 | $42.7M |
| Avoro Capital Advisors LLC | 0.44% | Add +31.4% | 4,140,607 | $37.4M |
| Franklin Resources Inc. | 0.01% | Reduce -8.9% | 3,493,253 | $31.6M |
| Cormorant Asset Management, LP | 1.29% | No change | 3,250,000 | $29.4M |
| Jennison Associates LLC | 0.02% | Add +0.2% | 2,965,883 | $26.8M |
| Vanguard Group Inc. | 0.00% | Add +5.0% | 2,805,920 | $25.4M |
| Eventide Asset Management, LLC | 0.33% | Reduce -48.2% | 2,346,526 | $21.2M |
| Adage Capital Partners Gp, L.L.C. | 0.04% | Reduce -9.7% | 2,331,250 | $21.1M |
| Lion Point Capital, LP | 37.13% | Reduce -0.7% | 2,119,136 | $19.2M |
| Bleichroeder LP | 4.23% | No change | 1,872,463 | $16.9M |
| GMT Capital Corp | 0.58% | Reduce -5.4% | 1,629,364 | $14.7M |
| Sofinnova Investments, Inc. | 0.75% | Reduce -21.0% | 1,401,053 | $12.7M |
| Bain Capital Life Sciences Investors, LLC | 1.01% | Reduce -2.6% | 1,393,380 | $12.6M |
| Citadel Advisors | 0.01% | Add +108.6% | 1,243,840 | $11.2M |
| Geode Capital Management, LLC | 0.00% | Add +6.6% | 1,214,766 | $11.0M |
| Woodline Partners LP | 0.10% | Add +48.4% | 1,186,781 | $10.7M |
| State Street Corp. | 0.00% | Add +17.5% | 1,181,744 | $10.7M |
| Balyasny Asset Management L.P. | 0.02% | New | 849,447 | $7.7M |
| Superstring Capital Management LP | 3.38% | Add +22.3% | 565,550 | $5.1M |
| Aberdeen Group plc | 0.01% | No change | 552,572 | $5.0M |
| Ikarian Capital, LLC | 1.32% | Reduce -27.9% | 537,925 | $4.9M |
| Point72 Asset Management | 0.01% | Reduce -0.4% | 491,617 | $4.4M |
| Northern Trust Corp. | 0.00% | Add +2.3% | 469,598 | $4.2M |
| Morgan Stanley | 0.00% | Reduce -30.1% | 408,063 | $3.7M |
| Ally Bridge Group (NY) LLC | 1.98% | New | 394,773 | $3.6M |
| Prudential Financial Inc. | 0.01% | Add +11.3% | 390,430 | $3.5M |
| Wellington Management Group LLP | 0.00% | Add +22.3% | 294,981 | $2.7M |
| Schroder Investment Management Group | 0.00% | No change | 290,000 | $2.6M |
| Ghost Tree Capital, LLC | 0.83% | Add +111.1% | 285,000 | $2.6M |
| Assenagon Asset Management S.A. | 0.01% | No change | 271,157 | $2.5M |
| Walleye Capital LLC | 0.02% | Reduce -26.6% | 185,424 | $1.7M |
| Propel Bio Management, LLC | 0.95% | No change | 180,100 | $1.6M |
| Altium Capital Management LLC | 0.72% | Reduce -11.6% | 176,840 | $1.6M |
| Jane Street Group, LLC | 0.00% | Add +71.3% | 167,934 | $1.5M |
| Exome Asset Management LLC | 1.26% | New | 163,100 | $1.5M |
| Bank of New York Mellon Corp | 0.00% | Reduce -5.5% | 160,161 | $1.4M |
| Charles Schwab Investment Management Inc. | 0.00% | Add +3.5% | 154,667 | $1.4M |
| Simplify Asset Management Inc. | 0.13% | No change | 150,000 | $1.4M |
| Boothbay Fund Management, LLC | 0.04% | Reduce -12.7% | 141,213 | $1.3M |
| Nuveen Asset Management, LLC | 0.00% | No change | 139,752 | $1.3M |
| Goldman Sachs Group Inc. | 0.00% | Add +87.7% | 136,317 | $1.2M |
| UBS Group AG | 0.00% | Add +49.1% | 123,852 | $1.1M |
| Trexquant Investment LP | 0.02% | Add +111.5% | 107,533 | $972K |
| Susquehanna International Group, LLP | 0.00% | Reduce -27.8% | 103,890 | $939K |
| Simplex Trading, LLC | 0.02% | New | 92,271 | $834K |
| Bank of America Corp. | 0.00% | Add +98.3% | 90,674 | $820K |
| Rhumbline Advisers | 0.00% | Add +1.7% | 77,098 | $697K |
| Barclays PLC | 0.00% | Reduce -0.7% | 75,829 | $685K |
| Caption Management, LLC | 0.07% | New | 74,108 | $670K |
| Hussman Strategic Advisors, Inc. | 0.15% | New | 73,500 | $664K |
| Qube Research & Technologies Ltd | 0.00% | Reduce -23.8% | 70,772 | $640K |
| Campbell & CO Investment Adviser LLC | 0.05% | Reduce -34.0% | 69,514 | $628K |
| Sherbrooke Park Advisers LLC | 0.11% | New | 64,721 | $585K |
| Victory Capital Management Inc. | 0.00% | Reduce -26.5% | 61,220 | $553K |
| Jefferies Financial Group Inc. | 0.01% | Reduce -68.0% | 53,186 | $481K |
| Two Sigma Investments, LP | 0.00% | Add +4.0% | 42,834 | $387K |
| Two Sigma Advisers, LP | 0.00% | New | 42,725 | $386K |
| Jacobs Levy Equity Management, Inc. | 0.00% | New | 42,449 | $384K |
| Alliancebernstein L.P. | 0.00% | Add +5.2% | 41,300 | $373K |
| Prelude Capital Management, LLC | 0.02% | New | 37,600 | $340K |
| JPMorgan Chase & Co. | 0.00% | Reduce -23.6% | 33,634 | $304K |
| GRIMES & Co WEALTH MANAGEMENT, LLC | 0.01% | Reduce -2.2% | 33,549 | $303K |
| T. Rowe Price Associates Inc. | 0.00% | Add +9.3% | 30,929 | $280K |
| American International Group, Inc. | 0.00% | Add +7.0% | 26,982 | $244K |
| MetLife Investment Management, LLC | 0.00% | No change | 26,356 | $238K |
| Deutsche Bank AG | 0.00% | Add +2.7% | 25,898 | $234K |
| Y-Intercept (Hong Kong) Ltd | 0.02% | New | 25,760 | $233K |
| Invesco Ltd. | 0.00% | Add +2.4% | 23,708 | $214K |
| Graham Capital Management, L.P. | 0.01% | New | 20,564 | $186K |
| Manufacturers Life Insurance Company, The | 0.00% | Add +0.4% | 20,119 | $182K |
| AQR Capital Management | 0.00% | Reduce -20.1% | 18,399 | $166K |
| New York State Common Retirement Fund | 0.00% | Reduce -0.1% | 17,105 | $155K |
| Voya Investment Management LLC | 0.00% | Reduce -17.4% | 17,045 | $154K |
| Wells Fargo & Company | 0.00% | Add +17.4% | 16,374 | $148K |
| Citigroup Inc. | 0.00% | Add +67.5% | 13,712 | $124K |
| ProShare Advisors LLC | 0.00% | Add +15.0% | 13,662 | $124K |
| Denali Advisors LLC | 0.04% | No change | 13,600 | $123K |
| Ameriprise Financial Inc. | 0.00% | New | 12,781 | $116K |
| Parallax Volatility Advisers, L.P. | 0.00% | New | 12,700 | $115K |
| Wolverine Trading, LLC | 0.00% | New | 11,165 | $101K |
| Fox Run Management, L.L.C. | 0.02% | New | 10,663 | $96K |
| China Universal Asset Management Co., Ltd. | 0.01% | Add +65.8% | 10,458 | $95K |
| Values First Advisors, Inc. | 0.06% | Reduce -26.6% | 10,414 | $94K |
| HSBC Holdings PLC | 0.00% | New | 10,163 | $92K |
| Belvedere Trading LLC | 0.01% | Reduce -64.9% | 7,823 | $71K |
| Osaic Holdings, Inc. | 0.00% | Add +4.3% | 6,051 | $55K |
| EntryPoint Capital, LLC | 0.05% | New | 5,574 | $50K |
| Legal & General Group Plc | 0.00% | Reduce -0.8% | 5,521 | $50K |
| California State Teachers Retirement System | 0.00% | Reduce -34.0% | 5,506 | $50K |
| Ameritas Investment Partners, Inc. | 0.00% | No change | 5,249 | $47K |
| FMR LLC | 0.00% | Add +19.6% | 2,923 | $26K |
| Group One Trading LLC | 0.00% | New | 2,765 | $25K |
| Metropolitan Life Insurance Co | 0.00% | No change | 2,731 | $25K |
| Royal Bank of Canada | 0.00% | Reduce -85.1% | 2,288 | $21K |
| Zurcher Kantonalbank (Zurich Cantonalbank) | 0.00% | Reduce -32.2% | 1,754 | $16K |
| Amalgamated Bank | 0.00% | Reduce -76.2% | 1,680 | $15K |
| Tower Research Capital LLC (TRC) | 0.00% | Reduce -97.5% | 358 | $3K |
| Macroview Investment Management LLC | 0.00% | Reduce -65.9% | 351 | $3K |
| Allworth Financial LP | 0.00% | Add +19.6% | 317 | $3K |
"% of holder's portfolio" is MRNS's weight in each manager's 13F, not the share of Marinus Pharmaceuticals Inc. the manager owns.