MRNS

Marinus Pharmaceuticals, Inc
MRNS

Overview Fund Activity
Delisted

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

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74 hedge funds and large institutions have $131M invested in Marinus Pharmaceuticals, Inc in 2020 Q1 according to their latest regulatory filings, with 16 funds opening new positions, 30 increasing their positions, 12 reducing their positions, and 17 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
74
Holders Change
-5
Holders Change %
-6.33%
% of All Funds
1.63%
Holding in Top 10
4
Holding in Top 10 Change
+2
Holding in Top 10 Change %
+100%
% of All Funds
0.09%
New
16
Increased
30
Reduced
12
Closed
17
Calls
$407K
Puts
$1.41M
Net Calls
-$1.01M
Net Calls Change
-$214K

Top Buyers

1
JG
Jefferies Group
New York
+$3.84M
2
BlackRock
BlackRock
New York
+$3.12M
3
BL
Bleichroeder LP
New York
+$2.54M
4
ACP
Acuta Capital Partners
California
+$2.11M
5
JPMorgan Chase & Co
JPMorgan Chase & Co
New York
+$2M

Top Sellers

1
GPCM
Granite Point Capital Management
Massachusetts
-$1.65M
2
OAM
Oxford Asset Management
United Kingdom
-$398K
3
BCM
Bridgeway Capital Management
Texas
-$195K
4
AC
Aristides Capital
Kentucky
-$177K
5
ARTA
A.R.T. Advisors
New York
-$157K
Name Holding Trade Value Shares
Change 		Shares
Change %
Victory Capital Management
51
Victory Capital Management
Texas
$52K +$52K +6,457 New
BNP Paribas Financial Markets
52
BNP Paribas Financial Markets
France
$49.7K +$35.5K +4,373 +251%
State Board of Administration of Florida Retirement System
53
State Board of Administration of Florida Retirement System
Florida
$49K +$49K +6,000 New
Citigroup
54
Citigroup
New York
$48K +$27.2K +3,378 +131%
Simplex Trading
55
Simplex Trading
Illinois
$44K +$20.6K +2,552 +88%
IIA
56
IPG Investment Advisors
California
$35.2K – – –
Royal Bank of Canada
57
Royal Bank of Canada
Ontario, Canada
$35K +$34.9K +4,312 +28,747%
Morgan Stanley
58
Morgan Stanley
New York
$28K -$116K -14,102 -81%
Legal & General Group
59
Legal & General Group
United Kingdom
$27K +$6.37K +771 +31%
Two Sigma Advisers
60
Two Sigma Advisers
New York
$25K +$2.05K +250 +9%
Ameriprise
61
Ameriprise
Minnesota
$21K +$21K +2,601 New
PAG
62
Private Advisor Group
New Jersey
$20K +$20K +2,500 New
CHP
63
Cable Hill Partners
Oregon
$20K +$20K +2,500 New
MAM
64
Meeder Asset Management
Ohio
$17K +$13.5K +1,730 +386%
KBC Group
65
KBC Group
Belgium
$13K – – –
Bank of America
66
Bank of America
North Carolina
$8K -$23.9K -2,962 -75%
CBT
67
Capital Bank & Trust
California
$8K – – –
AIP
68
Ameritas Investment Partners
Nebraska
$7K – – –
CG
69
Cutler Group
California
$5K -$1.66K -208 -25%
Nisa Investment Advisors
70
Nisa Investment Advisors
Missouri
$3K +$3K +430 New
VFA
71
Valeo Financial Advisors
Indiana
$2K – – –
TRCT
72
Tower Research Capital (TRC)
New York
$2K +$2K +215 New
OAM
73
Oxford Asset Management
United Kingdom
– -$398K -46,041 Closed
AC
74
Aristides Capital
Kentucky
– -$177K -20,453 Closed
ARTA
75
A.R.T. Advisors
New York
– -$157K -18,221 Closed
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