MRNS

Marinus Pharmaceuticals, Inc
MRNS

Overview Fund Activity
Delisted

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

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104 hedge funds and large institutions have $411M invested in Marinus Pharmaceuticals, Inc in 2023 Q3 according to their latest regulatory filings, with 18 funds opening new positions, 41 increasing their positions, 30 reducing their positions, and 19 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
104
Holders Change
-2
Holders Change %
-1.89%
% of All Funds
1.66%
Holding in Top 10
2
Holding in Top 10 Change
-1
Holding in Top 10 Change %
-33.33%
% of All Funds
0.03%
New
18
Increased
41
Reduced
30
Closed
19
Calls
$12.3M
Puts
$1.53M
Net Calls
+$10.8M
Net Calls Change
+$1.7M

Top Buyers

1
CAM
1
Cormorant Asset Management
Massachusetts
$21.1M
2
Franklin Resources
2
Franklin Resources
California
$30.5M
3
EAM
3
Eventide Asset Management
Massachusetts
$36.5M
4
SCM
4
Suvretta Capital Management
New York
$41.9M
5
Jennison Associates
5
Jennison Associates
New York
$23.8M

Top Sellers

1
LGM
1
Logos Global Management
California
$0
2
ABG
2
Ally Bridge Group
New York
$0
3
Invesco
3
Invesco
Georgia
$354K
4
D.E. Shaw & Co
4
D.E. Shaw & Co
New York
$91.8K
5
Point72 Asset Management
5
Point72 Asset Management
Connecticut
$8.57M
Name Holding Trade Value Shares
Change 		Shares
Change %
Russell Investments Group
101
Russell Investments Group
United Kingdom
$306 +$306 +38 New
HIA
102
Harbor Investment Advisory
Maryland
$298 – – –
LGM
103
Logos Global Management
California
– -$5.7M -525,000 Closed
ABG
104
Ally Bridge Group
New York
– -$4.24M -390,418 Closed
Bank of Montreal
105
Bank of Montreal
Ontario, Canada
– -$2.06M -188,722 Closed
PHP
106
Parkman Healthcare Partners
Connecticut
– -$1.86M -171,075 Closed
EI
107
EAM Investors
California
– -$1.86M -170,901 Closed
CSS
108
Cubist Systematic Strategies
Connecticut
– -$1.33M -122,260 Closed
Renaissance Technologies
109
Renaissance Technologies
New York
– -$680K -62,600 Closed
CF
110
Cantor Fitzgerald
New York
– -$679K -62,520 Closed
OQS
111
Occudo Quantitative Strategies
Florida
– -$562K -51,718 Closed
HIS
112
Harvest Investment Services
Illinois
– -$484K -44,572 Closed
GCM
113
Graham Capital Management
Connecticut
– -$338K -31,162 Closed
MS
114
Maven Securities
Jersey
– -$272K -25,000 Closed
Connor, Clark & Lunn Investment Management (CC&L)
115
Connor, Clark & Lunn Investment Management (CC&L)
British Columbia, Canada
– -$253K -23,335 Closed
EGM
116
Engineers Gate Manager
New York
– -$216K -19,874 Closed
Man Group
117
Man Group
United Kingdom
– -$151K -13,947 Closed
Millennium Management
118
Millennium Management
New York
– -$144K -13,240 Closed
CCIA
119
Campbell & Co Investment Adviser
Maryland
– -$129K -11,856 Closed
DWA
120
Dorsey Wright & Associates
California
– -$26.6K -2,446 Closed
Nisa Investment Advisors
121
Nisa Investment Advisors
Missouri
– -$348 -32 Closed
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