MRNS

Marinus Pharmaceuticals, Inc
MRNS

Overview Fund Activity
Delisted

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

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81 hedge funds and large institutions have $139M invested in Marinus Pharmaceuticals, Inc in 2019 Q1 according to their latest regulatory filings, with 11 funds opening new positions, 36 increasing their positions, 19 reducing their positions, and 20 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
81
Holders Change
-9
Holders Change %
-10%
% of All Funds
1.76%
Holding in Top 10
2
Holding in Top 10 Change
-1
Holding in Top 10 Change %
-33.33%
% of All Funds
0.04%
New
11
Increased
36
Reduced
19
Closed
20
Calls
$5.87M
Puts
$5.96M
Net Calls
-$92K
Net Calls Change
-$4.36M

Top Buyers

1
BlackRock
BlackRock
New York
$13.4M
2
TA
Teachers Advisors
New York
$2.63M
3
ECM
Endurant Capital Management
California
$1.83M
4
GPCM
Granite Point Capital Management
Massachusetts
$12.7M
5
Vanguard Group
Vanguard Group
Pennsylvania
$10.3M

Top Sellers

1
JG
Jefferies Group
New York
$0
2
TCM
Tekla Capital Management
Massachusetts
$1.37M
3
PHS
PFM Health Sciences
California
$0
4
AG
Artal Group
Luxembourg
$0
5
Millennium Management
Millennium Management
New York
$0
Name Holding Trade Value Shares
Change 		Shares
Change %
Susquehanna International Group
26
Susquehanna International Group
Pennsylvania
$493K +$493K +29,505 New
PAI
27
Palo Alto Investors
California
$477K +$477K +28,555 New
EGM
28
Engineers Gate Manager
New York
$446K -$179K -10,686 -29%
Charles Schwab
29
Charles Schwab
California
$400K +$75.8K +4,525 +23%
Parallax Volatility Advisers
30
Parallax Volatility Advisers
California
$362K +$342K +20,471 +1,739%
Deutsche Bank
31
Deutsche Bank
Germany
$335K +$137K +8,218 +69%
California State Teachers Retirement System (CalSTRS)
32
California State Teachers Retirement System (CalSTRS)
California
$306K +$72.8K +4,348 +31%
UBS Group
33
UBS Group
Switzerland
$305K -$53.6K -3,202 -15%
Jane Street
34
Jane Street
New York
$281K +$281K +16,830 New
RhumbLine Advisers
35
RhumbLine Advisers
Massachusetts
$233K +$31.7K +1,898 +16%
Two Sigma Advisers
36
Two Sigma Advisers
New York
$224K +$11.7K +700 +6%
ARTA
37
A.R.T. Advisors
New York
$215K +$115K +6,863 +114%
SIM
38
Spark Investment Management
New York
$208K -$398K -23,900 -66%
State of Wisconsin Investment Board
39
State of Wisconsin Investment Board
Wisconsin
$206K +$47.3K +2,825 +30%
OAM
40
Oxford Asset Management
United Kingdom
$183K -$688K -41,063 -79%
Dimensional Fund Advisors
41
Dimensional Fund Advisors
Texas
$175K – – –
Manulife (Manufacturers Life Insurance)
42
Manulife (Manufacturers Life Insurance)
Ontario, Canada
$140K +$35.9K +2,142 +34%
B
43
Bailard
California
$138K +$138K +8,250 New
AIG
44
American International Group
New York
$126K +$25.7K +1,532 +26%
Wolverine Trading
45
Wolverine Trading
Illinois
$123K +$72.9K +4,356 +145%
GF
46
Gabelli Funds
New York
$113K +$41.9K +2,500 +59%
New York State Common Retirement Fund
47
New York State Common Retirement Fund
New York
$108K – – –
Acadian Asset Management
48
Acadian Asset Management
Massachusetts
$98K +$98K +5,872 New
Bank of America
49
Bank of America
North Carolina
$92K -$21.2K -1,264 -19%
AQR Capital Management
50
AQR Capital Management
Connecticut
$79K +$79K +4,712 New
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