MRNS

Marinus Pharmaceuticals, Inc
MRNS

Overview Fund Activity
Delisted

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

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65 hedge funds and large institutions have $210M invested in Marinus Pharmaceuticals, Inc in 2017 Q4 according to their latest regulatory filings, with 33 funds opening new positions, 15 increasing their positions, 13 reducing their positions, and 6 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
65
Holders Change
+27
Holders Change %
+71.05%
% of All Funds
1.48%
Holding in Top 10
2
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
0.05%
New
33
Increased
15
Reduced
13
Closed
6
Calls
$2.26M
Puts
$1.3M
Net Calls
+$953K
Net Calls Change
+$953K

Top Buyers

1
Jennison Associates
1
Jennison Associates
New York
$22M
2
AC
2
Ascend Capital
California
$8.26M
3
Balyasny Asset Management
3
Balyasny Asset Management
Illinois
$8.17M
4
Citadel Advisors
4
Citadel Advisors
Florida
$8.34M
5
6CM
5
683 Capital Management
New York
$4.49M

Top Sellers

1
EC
1
EcoR1 Capital
California
$0
2
DM
2
Deerfield Management
New York
$0
3
PA
3
Perceptive Advisors
New York
$7.41M
4
GPCM
4
Granite Point Capital Management
Massachusetts
$18.6M
5
BIM
5
Bogle Investment Management
Massachusetts
$0
Name Holding Trade Value Shares
Change 		Shares
Change %
OAM
26
Oxford Asset Management
United Kingdom
$1.12M +$1.12M +33,014 New
ARTA
27
A.R.T. Advisors
New York
$1.04M +$1.04M +31,738 New
HCMT
28
Highland Capital Management (Texas)
Texas
$955K +$955K +29,256 New
EGI
29
EAM Global Investors
California
$905K +$905K +27,742 New
IHM
30
Iguana Healthcare Management
New York
$816K -$612K -18,750 -43%
Susquehanna International Group
31
Susquehanna International Group
Pennsylvania
$556K -$142K -4,364 -20%
Northern Trust
32
Northern Trust
Illinois
$412K +$39.1K +1,198 +10%
EMG
33
Ellington Management Group
Connecticut
$330K -$37.5K -1,150 -10%
VEA
34
Virtus ETF Advisers
New York
$308K +$308K +9,451 New
VFA
35
Virtus Fund Advisers
Connecticut
$308K +$308K +9,451 New
Goldman Sachs
36
Goldman Sachs
New York
$305K +$305K +9,336 New
State Street
37
State Street
Massachusetts
$279K -$47.4K -1,456 -15%
Bank of New York Mellon
38
Bank of New York Mellon
New York
$271K +$92.7K +2,841 +52%
TI
39
Trexquant Investment
Connecticut
$230K +$230K +7,059 New
Wells Fargo
40
Wells Fargo
California
$225K +$225K +6,881 New
FPF
41
FNY Partners Fund
New York
$183K +$183K +5,625 New
MWNA
42
Marshall Wace North America
New York
$181K -$1.99M -61,241 -92%
ProShare Advisors
43
ProShare Advisors
Maryland
$178K +$178K +5,446 New
GCP
44
GSA Capital Partners
United Kingdom
$167K +$167K +5,125 New
Squarepoint
45
Squarepoint
New York
$158K +$158K +4,845 New
CC
46
Caxton Corporation
New Jersey
$152K +$19.9K +611 +15%
DTL
47
Dynamic Technology Lab
Singapore
$146K +$146K +4,491 New
TD Asset Management
48
TD Asset Management
Ontario, Canada
$137K +$137K +4,200 New
Dimensional Fund Advisors
49
Dimensional Fund Advisors
Texas
$123K – – –
MIM
50
Monashee Investment Management
Massachusetts
$94K – – –
1
2
3