Skip to main content

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.

13F holders, Q1 2021

Institutional positions in Marinus Pharmaceuticals, Inc. as of Mar 31, 2021. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works

Institutional holders
87
No complete 13F data for Q4 2020
Shares held
31.0M
No complete 13F data for Q4 2020
Total value
$480.3M
No complete 13F data for Q4 2020

Holders and value by quarter

Institutions reporting MRNS on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.

Institutional holdersQ1 2021: 87 institutions
Q1 2021: 87 institutionsQ2 2021: 80 institutionsQ3 2021: 82 institutionsQ4 2021: 75 institutionsQ1 2022: 83 institutionsQ2 2022: 73 institutionsQ3 2022: 69 institutionsQ4 2022: 74 institutionsQ1 2023: 86 institutionsQ2 2023: 106 institutionsQ3 2023: 104 institutionsQ4 2023: 105 institutionsQ1 2024: 112 institutionsQ2 2024: 90 institutionsQ3 2024: 75 institutionsQ4 2024: 53 institutionsQ1 2025: 0 institutionsQ2 2025: 0 institutionsQ3 2025: 0 institutionsQ4 2025: 0 institutionsQ1 2026: 0 institutionsQ2 2026: 0 institutions
Value heldQ1 2021: $480.3M
Q1 2021: $480.3MQ2 2021: $563.3MQ3 2021: $362.0MQ4 2021: $355.7MQ1 2022: $280.4MQ2 2022: $140.6MQ3 2022: $186.9MQ4 2022: $165.6MQ1 2023: $283.9MQ2 2023: $485.0MQ3 2023: $411.1MQ4 2023: $585.2MQ1 2024: $486.5MQ2 2024: $50.6MQ3 2024: $72.9MQ4 2024: $15.8MQ1 2025: $0Q2 2025: $0Q3 2025: $0Q4 2025: $0Q1 2026: $0Q2 2026: $0
Institutions holding MRNS and their total value by quarter
QuarterHoldersValue
Q2 20260$0
Q1 20260$0
Q4 20250$0
Q3 20250$0
Q2 20250$0
Q1 20250$0
Q4 202453$15.8M
Q3 202475$72.9M
Q2 202490$50.6M
Q1 2024112$486.5M
Q4 2023105$585.2M
Q3 2023104$411.1M
Q2 2023106$485.0M
Q1 202386$283.9M
Q4 202274$165.6M
Q3 202269$186.9M
Q2 202273$140.6M
Q1 202283$280.4M
Q4 202175$355.7M
Q3 202182$362.0M
Q2 202180$563.3M
Q1 202187$480.3M

Institutions, Q1 2021

Shares, value and share of portfolio for each institution holding Marinus Pharmaceuticals, Inc..

Livermore's 13F data starts with Q1 2021, so Q1 2021 has no change from the previous quarter.

Institutions holding MRNS in Q1 2021
InstitutionSharesValue% of portfolioChange in sharesAction
Harbor Investment Advisory, LLC37$1.00K0.00%––
Daiwa Securities Group Inc.58$1.00K0.00%––
Steward Partners Investment Advisory, LLC100$1.55K0.00%––
Wagner Wealth Management, LLC100$2.00K0.00%––
Rockefeller Capital Management L.P.250$3.00K0.00%––
JFS Wealth Advisors, LLC250$4.00K0.00%––
Cutler Group LP625$9.00K0.00%––
Penserra Capital Management LLC810$12.0K0.00%––
Bank of Montreal865$13.0K0.00%––
Ameritas Investment Partners, Inc.2,369$37.0K0.00%––
Royal Bank of Canada2,438$38.0K0.00%––
Tower Research Capital LLC (TRC)2,467$38.0K0.00%––
Legal & General Group Plc3,149$49.0K0.00%––
Sowell Financial Services LLC4,215$58.0K0.00%––
Citigroup Inc4,239$65.0K0.00%––
Wells Fargo & Company5,969$92.0K0.00%––
Metropolitan Life Insurance Co7,258$112.4K0.00%––
Simplex Trading, LLC8,557$132.0K0.01%––
Advisor Group Holdings, Inc.11,254$174.0K0.00%––
AQR Capital Management LLC11,535$179.0K0.00%––
Voya Investment Management LLC12,220$189.0K0.00%––
MetLife Investment Management12,435$192.5K0.00%––
ProShare Advisors LLC12,716$197.0K0.00%––
Engineers Gate Manager LP13,325$206.0K0.01%––
Group One Trading, L.P.14,691$227.0K0.00%––
Squarepoint Ops LLC14,657$227.0K0.00%––
Wolverine Trading, LLC18,214$261.0K0.01%––
American International Group, Inc.16,978$263.0K0.00%––
D. E. Shaw & Co., Inc.17,203$266.0K0.00%––
Manufacturers Life Insurance Company, The17,256$267.0K0.00%––
Alliancebernstein L.P.18,024$279.0K0.00%––
SG Americas Securities, LLC18,142$281.0K0.00%––
Deutsche Bank AG19,261$298.0K0.00%––
UBS Group AG21,009$325.0K0.00%––
New York State Common Retirement Fund22,249$344.0K0.00%––
Virtus ETF Advisers LLC22,912$355.0K0.15%––
Grimes & Company, Inc.23,825$369.0K0.02%––
Maven Securities LTD25,000$379.0K0.04%––
Rhumbline Advisers25,976$402.0K0.00%––
Blackstone Group Inc.28,382$439.0K0.00%––
Bank of America Corp29,094$450.0K0.00%––
Citadel Advisors LLC29,291$453.0K0.00%––
State of Wisconsin Investment Board30,400$471.0K0.00%––
HarbourVest Partners LLC30,962$479.0K0.06%––
Palo Alto Investors LP31,330$485.0K0.03%––
Price T Rowe Associates Inc42,186$653.0K0.00%––
California State Teachers Retirement System43,937$680.0K0.00%––
Millennium Management LLC45,339$702.0K0.00%––
Jane Street Group, LLC46,555$721.0K0.00%––
California Public Employees Retirement System50,850$787.0K0.00%––
Two Sigma Investments, LP59,868$927.0K0.00%––
Knott David M60,266$933.0K0.41%––
Dimensional Fund Advisors LP60,848$941.0K0.00%––
Morgan Stanley68,568$1.06M0.00%––
Los Angeles Capital Management LLC69,730$1.08M0.00%––
HN Saltoro Capital, LP70,623$1.09M0.90%––
Charles Schwab Investment Management Inc74,832$1.16M0.00%––
Nuveen Asset Management, LLC85,974$1.33M0.00%––
First Trust Advisors LP86,139$1.33M0.00%––
Victory Capital Management Inc91,559$1.42M0.00%––
Assenagon Asset Management S.A.92,101$1.43M0.01%––
Bank of New York Mellon Corp95,455$1.48M0.00%––
Two Sigma Advisers, LP114,650$1.77M0.00%––
JPMorgan Chase & Co190,093$2.94M0.00%––
Goldman Sachs Group Inc229,994$3.56M0.00%––
Susquehanna International Group, LLP261,385$4.05M0.01%––
Scion Asset Management, LLC297,272$4.60M3.95%––
Northern Trust Corp312,221$4.83M0.00%––
Franklin Resources Inc357,200$5.53M0.00%––
Sofinnova Investments, Inc.370,351$5.73M0.36%––
Granite Point Capital Management, L.P.469,324$7.26M2.12%––
FMR LLC474,765$7.35M0.00%––
Geode Capital Management, LLC504,575$7.81M0.00%––
State Street Corp510,950$7.91M0.00%––
Alyeska Investment Group, L.P.631,210$9.77M0.13%––
Artal Group S.A.800,000$12.4M0.26%––
Bleichroeder LP829,910$12.8M2.17%––
Bain Capital Life Sciences Investors, LLC1,431,058$22.2M1.25%––
Adage Capital Partners GP, L.L.C.1,462,500$22.6M0.05%––
Vanguard Group Inc1,702,989$26.4M0.00%––
Suvretta Capital Management, LLC1,826,445$28.3M0.42%––
683 Capital Management, LLC1,893,400$29.3M1.90%––
Boxer Capital, LLC2,400,000$37.2M1.26%––
VR Adviser, LLC2,641,809$40.9M4.44%––
BlackRock Inc.2,726,638$42.2M0.00%––
Avoro Capital Advisors LLC3,235,000$50.1M0.86%––
Lion Point Capital, LP3,618,334$56.0M13.70%––