MRNS

Marinus Pharmaceuticals, Inc
MRNS

Overview Fund Activity
Delisted

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

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38 hedge funds and large institutions have $118M invested in Marinus Pharmaceuticals, Inc in 2017 Q3 according to their latest regulatory filings, with 23 funds opening new positions, 9 increasing their positions, 2 reducing their positions, and 9 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
38
Holders Change
+14
Holders Change %
+58.33%
% of All Funds
0.95%
Holding in Top 10
2
Holding in Top 10 Change
+2
Holding in Top 10 Change %
%
% of All Funds
0.05%
New
23
Increased
9
Reduced
2
Closed
9
Calls
–
Puts
–
Net Calls
–
Net Calls Change
–

Top Buyers

1
EC
1
EcoR1 Capital
California
$21.3M
2
GPCM
2
Granite Point Capital Management
Massachusetts
$15.8M
3
PA
3
Perceptive Advisors
New York
$8.53M
4
DM
4
Deerfield Management
New York
$7.95M
5
FCM
5
Farallon Capital Management
California
$6.87M

Top Sellers

1
JGC
1
J. Goldman & Co
New York
$317K
2
SFM
2
Sphera Funds Management
Israel
$0
3
ARTA
3
A.R.T. Advisors
New York
$0
4
BFM
4
Boothbay Fund Management
New York
$0
5
TRCT
5
Tower Research Capital (TRC)
New York
$0
Name Holding Trade Value Shares
Change 		Shares
Change %
Northern Trust
26
Northern Trust
Illinois
$268K +$142K +6,052 +113%
EMG
27
Ellington Management Group
Connecticut
$265K +$265K +11,275 New
State Street
28
State Street
Massachusetts
$235K +$235K +10,025 New
Bank of New York Mellon
29
Bank of New York Mellon
New York
$128K +$128K +5,461 New
CC
30
Caxton Corporation
New Jersey
$95K +$95K +4,050 New
Dimensional Fund Advisors
31
Dimensional Fund Advisors
Texas
$89K +$89K +3,775 New
ACH
32
ArrowMark Colorado Holdings
Colorado
$70K +$70K +3,002 New
VF
33
Virtu Financial
New York
$66K +$66K +2,824 New
SAMH
34
Shanda Asset Management Holdings
British Virgin Islands
$59K – – –
CBT
35
Capital Bank & Trust
California
$24K – – –
Simplex Trading
36
Simplex Trading
Illinois
$5K +$5K +242 New
Morgan Stanley
37
Morgan Stanley
New York
$2K -$1.54K -54 -44%
Deutsche Bank
38
Deutsche Bank
Germany
$1K +$200 +10 +25%
SFM
39
Sphera Funds Management
Israel
– -$1.82M -332,855 Closed
ARTA
40
A.R.T. Advisors
New York
– -$66K -12,165 Closed
BFM
41
Boothbay Fund Management
New York
– -$43K -7,866 Closed
TRCT
42
Tower Research Capital (TRC)
New York
– -$7K -1,300 Closed
Acadian Asset Management
43
Acadian Asset Management
Massachusetts
– -$6K -1,082 Closed
PAM
44
Panagora Asset Management
Massachusetts
– -$5K -893 Closed
UBS Group
45
UBS Group
Switzerland
– -$4K -654 Closed
Creative Planning
46
Creative Planning
Kansas
– -$1K -125 Closed
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