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 %
California State Teachers Retirement System (CalSTRS)
76
California State Teachers Retirement System (CalSTRS)
California
$90.1K -$43.3K -5,385 -32%
Wells Fargo
77
Wells Fargo
California
$85.9K -$81.3K -10,096 -49%
Barclays
78
Barclays
United Kingdom
$73K -$396K -48,872 -84%
Simplex Trading
79
Simplex Trading
Illinois
$63K -$669K -83,840 -91%
AB
80
Amalgamated Bank
New York
$61K – – –
TRCT
81
Tower Research Capital (TRC)
New York
$60.7K +$29.5K +3,661 +94%
Royal Bank of Canada
82
Royal Bank of Canada
Ontario, Canada
$55K -$4.67K -582 -8%
Osaic Holdings
83
Osaic Holdings
Arizona
$48.6K +$44.4K +5,515 +1,052%
Legal & General Group
84
Legal & General Group
United Kingdom
$46.1K -$2.51K -312 -5%
Group One Trading
85
Group One Trading
Illinois
$41K -$144K -17,915 -78%
BCM
86
BluePath Capital Management
Georgia
$38.1K +$38.1K +4,730 New
Fidelity Investments
87
Fidelity Investments
Massachusetts
$36.6K +$982 +122 +3%
AIP
88
Ameritas Investment Partners
Nebraska
$33.1K – – –
Zurich Cantonal Bank
89
Zurich Cantonal Bank
Switzerland
$23.5K -$7.62K -946 -25%
MLICM
90
Metropolitan Life Insurance Company (MetLife)
New York
$22K – – –
CUAMC
91
China Universal Asset Management Company
China
$10.5K +$5.17K +642 +97%
MIM
92
Macroview Investment Management
Maryland
$10.4K +$10.4K +1,287 New
IPW
93
Impact Partnership Wealth
Georgia
$6.03K +$6.03K +749 New
Citigroup
94
Citigroup
New York
$5.27K -$121K -15,041 -96%
QCG
95
Quadrant Capital Group
Ohio
$2.24K +$2.24K +278 New
LC
96
Lindbrook Capital
California
$1.95K +$1.95K +242 New
S
97
SignatureFD
Georgia
$1.51K +$1.51K +187 New
Fifth Third Bancorp
98
Fifth Third Bancorp
Ohio
$926 – – –
PA
99
Parallel Advisors
California
$483 – – –
Federated Hermes
100
Federated Hermes
Pennsylvania
$403 -$660K -81,914 -100%
1 2 3
4
5