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Marinus Pharmaceuticals Ownership | Who Owns Marinus Pharmaceuticals?

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Marinus Pharmaceuticals Ownership Summary

Marinus Pharmaceuticals is owned by 76.08% institutional investors, 10.94% insiders, and 12.98% retail investors. Tang capital management is the largest institutional shareholder, holding 8.44% of MRNS shares. Franklin Biotechnology Discv A(acc)USD is the top mutual fund, with 5.42% of its assets in Marinus Pharmaceuticals shares.

MRNS Ownership Benchmark

TypeName% Inst% Insiders% Retail
StockMarinus Pharmaceuticals76.08%10.94%12.98%
SectorHealthcare Stocks 47.25%8.01%44.75%
IndustryBiotech Stocks 45.35%7.81%46.83%

Top Mutual Funds Shareholders

HolderShares% HoldingChange
Franklin Biotechnology Discv A(acc)USD2.99M5.42%694.60K
Vanguard Total Stock Mkt Idx Inv1.73M3.14%-
Franklin Biotechnology Discovery A1.73M3.13%525.20K
abrdn Healthcare Investors1.53M2.78%-
abrdn Life Sciences Investors1.13M2.04%-
PGIM Jennison Health Sciences Z844.04K1.53%-
Jennison Health Sciences Equity844.04K1.53%-882.35K
Vanguard Institutional Extnd Mkt Idx Tr811.00K1.47%-
iShares Biotechnology ETF347.16K0.63%-2.08K
International Biotechnology Ord290.00K0.53%-

Recent Insider Transactions

DateNameRoleActivityValue
Aug 05, 2024Pfanstiel Steven CFO AND COOSell$5.26K
Aug 05, 2024Shafer Christina CHIEF COMMERCIAL OFFICERSell$4.35K
Aug 05, 2024MANNING MARTHA E SVP, GEN. COUNSEL & CORP. SEC.Sell$4.09K
Aug 05, 2024Hulihan Joseph CHIEF MEDICAL OFFICERSell$5.46K
Aug 05, 2024Braunstein Scott CHAIRMAN AND CEOSell$13.72K

Insider Transactions Trends

DateBuySell
2024 Q3-5
2024 Q2--
2024 Q1-5
2023 Q3-10
2023 Q2--

MRNS Ownership FAQ

Who Owns Marinus Pharmaceuticals?

Marinus Pharmaceuticals shareholders are primarily institutional investors at 76.08%, followed by 10.94% insiders and 12.98% retail investors. The average institutional ownership in Marinus Pharmaceuticals's industry, Biotech Stocks , is 45.35%, which Marinus Pharmaceuticals exceeds.

Who owns the most shares of Marinus Pharmaceuticals?

Marinus Pharmaceuticals’s largest shareholders are Tang capital management (4.8M shares, 8.44%), Woodline partners lp (3.98M shares, 7.00%), and Suvretta capital management (3.82M shares, 6.72%). Together, they hold 22.16% of Marinus Pharmaceuticals’s total shares outstanding.

Does Blackrock own Marinus Pharmaceuticals?

Yes, BlackRock owns 3.29% of Marinus Pharmaceuticals, totaling 1.87M shares as of Jun 2024. This represents 0% of BlackRock's total assets, with a market value of 2.19M$. In the last quarter, BlackRock decreased its holdings by -2.851M shares, a -60.39% change.

Who is Marinus Pharmaceuticals’s biggest shareholder by percentage of total assets invested?

Lion point capital, lp is Marinus Pharmaceuticals’s biggest shareholder by percentage of total assets invested, with 4.51% of its assets in 2.11M Marinus Pharmaceuticals shares, valued at 2.47M$.

Who is the top mutual fund holder of Marinus Pharmaceuticals shares?

Franklin Biotechnology Discv A(acc)USD is the top mutual fund holder of Marinus Pharmaceuticals shares, with 5.42% of its total shares outstanding invested in 2.99M Marinus Pharmaceuticals shares.

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