MRNS

Marinus Pharmaceuticals, Inc
MRNS

Overview Fund Activity
Delisted

MRNS was delisted on the 10th of February, 2025.

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112 hedge funds and large institutions have $486M invested in Marinus Pharmaceuticals, Inc in 2024 Q1 according to their latest regulatory filings, with 21 funds opening new positions, 38 increasing their positions, 36 reducing their positions, and 13 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
112
Holders Change
+7
Holders Change %
+6.67%
% of All Funds
1.62%
Holding in Top 10
2
Holding in Top 10 Change
-1
Holding in Top 10 Change %
-33.33%
% of All Funds
0.03%
New
21
Increased
38
Reduced
36
Closed
13
Calls
$14.8M
Puts
$27M
Net Calls
-$12.2M
Net Calls Change
-$24.3M

Top Buyers

1
ACA
1
Avoro Capital Advisors
New York
$37.4M
2
Balyasny Asset Management
2
Balyasny Asset Management
Illinois
$7.68M
3
Citadel Advisors
3
Citadel Advisors
Florida
$11.2M
4
ABG
4
Ally Bridge Group
New York
$3.57M
5
WP
5
Woodline Partners
California
$10.7M

Top Sellers

1
EAM
1
Eventide Asset Management
Massachusetts
$21.2M
2
Morgan Stanley
2
Morgan Stanley
New York
$3.69M
3
OM
3
Opaleye Management
Massachusetts
$0
4
SI
4
Sofinnova Investments
California
$12.7M
5
Franklin Resources
5
Franklin Resources
California
$31.6M
Name Holding Trade Value Shares
Change 		Shares
Change %
Citigroup
76
Citigroup
New York
$124K +$49.9K +5,525 +67%
ProShare Advisors
77
ProShare Advisors
Maryland
$124K +$16.1K +1,782 +15%
DA
78
Denali Advisors
California
$123K – – –
Ameriprise
79
Ameriprise
Minnesota
$116K +$116K +12,781 New
Parallax Volatility Advisers
80
Parallax Volatility Advisers
California
$115K +$115K +12,700 New
Wolverine Trading
81
Wolverine Trading
Illinois
$101K +$101K +11,165 New
FRM
82
Fox Run Management
Connecticut
$96.4K +$96.4K +10,663 New
CUAMC
83
China Universal Asset Management Company
China
$94.5K +$37.5K +4,151 +66%
VFA
84
Values First Advisors
Tennessee
$94.1K -$34.2K -3,783 -27%
HSBC Holdings
85
HSBC Holdings
United Kingdom
$91.9K +$91.9K +10,163 New
Belvedere Trading
86
Belvedere Trading
Illinois
$70.7K -$131K -14,474 -65%
Osaic Holdings
87
Osaic Holdings
Arizona
$54.7K +$2.26K +250 +4%
EC
88
EntryPoint Capital
New York
$50.4K +$50.4K +5,574 New
Legal & General Group
89
Legal & General Group
United Kingdom
$49.9K -$398 -44 -0.8%
California State Teachers Retirement System (CalSTRS)
90
California State Teachers Retirement System (CalSTRS)
California
$49.8K -$25.7K -2,841 -34%
AIP
91
Ameritas Investment Partners
Nebraska
$47.5K – – –
Fidelity Investments
92
Fidelity Investments
Massachusetts
$26.4K +$4.33K +479 +20%
Group One Trading
93
Group One Trading
Illinois
$25K +$25K +2,765 New
MLICM
94
Metropolitan Life Insurance Company (MetLife)
New York
$24.7K – – –
Royal Bank of Canada
95
Royal Bank of Canada
Ontario, Canada
$21K -$120K -13,076 -85%
Zurich Cantonal Bank
96
Zurich Cantonal Bank
Switzerland
$15.9K -$7.54K -834 -32%
AB
97
Amalgamated Bank
New York
$15K -$48K -5,374 -76%
TRCT
98
Tower Research Capital (TRC)
New York
$3.24K -$126K -13,904 -97%
MIM
99
Macroview Investment Management
Maryland
$3.17K -$6.14K -679 -66%
AF
100
Allworth Financial
California
$2.87K +$470 +52 +20%
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