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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.

Key figures

Insider buys
0
Open market, last 90 days
Insider sells
0
Open market, last 90 days
13F holders
53
Q4 2024, −22 vs. previous quarter
13F value
$15.8M
Reported value at the end of Q4 2024
Superinvestors holding
0
At the end of Q4 2024

Superinvestors holding MRNS, Q4 2024

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No superinvestor reported holding MRNS at the end of Q4 2024.

Latest insider trades

Open-market purchases and sales by Marinus Pharmaceuticals, Inc. insiders from Form 4, newest first.

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Insider trades
Filed (ET)Trade dateFiling delayInsiderTransactionSharesAvg priceValueHolding changeFlags
Feb 11, 2025 (view filing)Aug 14, 2024181 daysLateBraunstein ScottCHAIRMAN AND CEOPPurchase+5.93K$1.10+$6.53K+2.0%304.6K after
Jan 23, 2025 (view filing)Jan 212 daysEzickson ElanDirectorSSale−1.60K$0.54−$864−12.8%10.9K after10b5-1
Jan 23, 2025 (view filing)Jan 212 daysJohnson MarvinDirectorSSale−1.61K$0.54−$869.4−11.4%12.5K after10b5-1
Aug 7, 2024 (view filing)Aug 52 daysShafer ChristinaCHIEF COMMERCIAL OFFICERSSale−3.82K$1.14−$4.35K−5.4%67.4K after
Aug 7, 2024 (view filing)Aug 52 daysPfanstiel StevenCFO AND COOSSale−4.66K$1.13−$5.26K−5.5%79.8K after
Aug 7, 2024 (view filing)Aug 52 daysManning Martha ESVP, GEN. COUNSEL & CORP. SEC.SSale−3.62K$1.13−$4.09K−5.7%60.3K after
Aug 7, 2024 (view filing)Aug 52 daysHulihan JosephCHIEF MEDICAL OFFICERSSale−4.83K$1.13−$5.46K−6.2%72.7K after
Aug 7, 2024 (view filing)Aug 52 daysBraunstein ScottCHAIRMAN AND CEOSSale−12.1K$1.13−$13.7K−3.9%298.7K after
Feb 22, 2024 (view filing)Feb 202 daysShafer ChristinaCHIEF COMMERCIAL OFFICERSSale−2.15K$9.56−$20.6K−3.4%60.3K after
Feb 22, 2024 (view filing)Feb 202 daysManning Martha ESVP, GEN. COUNSEL & CORP. SEC.SSale−1.89K$9.57−$18.1K−3.5%53.0K after

Top 10 13F holders, Q4 2024

The largest institutional positions in Marinus Pharmaceuticals, Inc. at the end of Q4 2024; share changes are against Q3 2024.

See all 53 holders
Institutions holding MRNS in Q4 2024
InstitutionSharesValue% of portfolioChange in sharesAction
Beryl Capital Management LLC4,227,460$2.26M0.51%+4,227,460New
Morgan Stanley3,299,229$1.77M0.00%+3,134,161+1,898.7%Added
Oddo BHF Asset Management SAS2,700,000$1.44M0.07%+2,700,000New
Bain Capital Life Sciences Investors, LLC2,693,380$1.44M0.17%00.0%Unchanged
Standard Life Aberdeen plc2,658,527$1.42M0.00%00.0%Unchanged
Vanguard Group Inc2,596,768$1.39M0.00%−206,197−7.4%Reduced
Woodline Partners LP2,335,681$1.25M0.01%+1,071,410+84.7%Added
Gsa Capital Partners LLP1,837,491$983.0K0.07%+820,857+80.7%Added
Tang Capital Management LLC1,641,945$878.6K0.06%−3,058,055−65.1%Reduced
BlackRock, Inc.883,675$472.9K0.00%−975,534−52.5%Reduced

Holders of 5% or more of MRNS

Holders whose latest Schedule 13D or 13G filing reports 5% or more of Marinus Pharmaceuticals, Inc..

See all 1 holders and filings
Largest holders of MRNS from 13D and 13G filings
HolderLatest formStakeChangeFirst filedLatest filingFiling
Suvretta Capital Management, LLC13G5.50%3.02M shares+1.70 ppfrom 3.80%Aug 20, 20215 filingsFeb 11, 2025SEC