MRNS

Marinus Pharmaceuticals, Inc
MRNS

Overview Fund Activity
Delisted

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

Back to rankings

90 hedge funds and large institutions have $98.4M invested in Marinus Pharmaceuticals, Inc in 2018 Q4 according to their latest regulatory filings, with 24 funds opening new positions, 28 increasing their positions, 23 reducing their positions, and 30 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
90
Holders Change
-6
Holders Change %
-6.25%
% of All Funds
2.01%
Holding in Top 10
3
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
0.07%
New
24
Increased
28
Reduced
23
Closed
30
Calls
$6.41M
Puts
$2.13M
Net Calls
+$4.27M
Net Calls Change
-$5.77M

Top Buyers

1
Jennison Associates
Jennison Associates
New York
$13.1M
2
JG
Jefferies Group
New York
$4.88M
3
GPCM
Granite Point Capital Management
Massachusetts
$7.63M
4
Goldman Sachs
Goldman Sachs
New York
$5.65M
5
BCLSI
Bain Capital Life Sciences Investors
Massachusetts
$14.5M

Top Sellers

1
CS
Credit Suisse
Switzerland
$0
2
PA
Perceptive Advisors
New York
$0
3
T. Rowe Price Associates
T. Rowe Price Associates
Maryland
$0
4
PHS
PFM Health Sciences
California
$1.51M
5
CAM
Cormorant Asset Management
Massachusetts
$0
Name Holding Trade Value Shares
Change 		Shares
Change %
CM
26
Caption Management
Oklahoma
$487K -$53K -4,625 -10%
TCIM
27
TIAA CREF Investment Management
New York
$430K -$4.09K -356 -0.9%
EGM
28
Engineers Gate Manager
New York
$429K +$429K +37,362 New
SIM
29
Spark Investment Management
New York
$417K +$417K +36,375 New
Bank of New York Mellon
30
Bank of New York Mellon
New York
$302K -$14.9K -1,297 -5%
AGM
31
Alpine Global Management
New York
$256K +$256K +22,274 New
UBS Group
32
UBS Group
Switzerland
$246K +$999 +87 +0.4%
TA
33
Teachers Advisors
New York
$239K +$40.6K +3,538 +20%
Charles Schwab
34
Charles Schwab
California
$223K – – –
Simplex Trading
35
Simplex Trading
Illinois
$223K +$151K +13,155 +208%
BCM
36
Bridgeway Capital Management
Texas
$206K -$115K -10,000 -36%
MWNA
37
Marshall Wace North America
New York
$195K +$195K +16,995 New
CC
38
Caxton Corporation
New Jersey
$176K +$118K +10,316 +204%
Morgan Stanley
39
Morgan Stanley
New York
$161K -$8.49K -740 -5%
California State Teachers Retirement System (CalSTRS)
40
California State Teachers Retirement System (CalSTRS)
California
$160K – – –
Two Sigma Advisers
41
Two Sigma Advisers
New York
$146K +$146K +12,675 New
RhumbLine Advisers
42
RhumbLine Advisers
Massachusetts
$138K +$45.3K +3,954 +49%
QSS
43
Quantitative Systematic Strategies
Florida
$138K +$138K +11,994 New
Deutsche Bank
44
Deutsche Bank
Germany
$135K -$115K -10,135 -46%
Dimensional Fund Advisors
45
Dimensional Fund Advisors
Texas
$120K -$35.6K -3,112 -23%
State of Wisconsin Investment Board
46
State of Wisconsin Investment Board
Wisconsin
$109K – – –
JPMorgan Chase & Co
47
JPMorgan Chase & Co
New York
$108K -$222K -19,358 -67%
AIM
48
Alambic Investment Management
California
$106K +$106K +9,200 New
Tudor Investment Corp
49
Tudor Investment Corp
Connecticut
$103K +$103K +9,002 New
AllianceBernstein
50
AllianceBernstein
Tennessee
$81K – – –
1
2
3 4 5