MRNS

Marinus Pharmaceuticals, Inc
MRNS

Overview Fund Activity
Delisted

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

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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.

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

Top Sellers

1
TBC
1
Three Bays Capital
Massachusetts
$0
2
CS
2
Credit Suisse
Switzerland
$0
3
PA
3
Perceptive Advisors
New York
$0
4
T. Rowe Price Associates
4
T. Rowe Price Associates
Maryland
$0
5
PHS
5
PFM Health Sciences
California
$1.51M
Name Market Value Shares Shares
Change 		Shares
Change %
BCLSI
1
Bain Capital Life Sciences Investors
Massachusetts
$14.5M 5,042,735 +1,065,282 +27%
Jennison Associates
2
Jennison Associates
New York
$13.1M 4,554,759 +2,652,236 +139%
GPCM
3
Granite Point Capital Management
Massachusetts
$7.63M 2,659,367 +1,600,000 +151%
BlackRock
4
BlackRock
New York
$7M 2,438,101 -472,304 -16%
Franklin Resources
5
Franklin Resources
California
$6.65M 2,317,518 +533,333 +30%
Vanguard Group
6
Vanguard Group
Pennsylvania
$6.34M 2,209,902 +650,409 +42%
Goldman Sachs
7
Goldman Sachs
New York
$5.65M 1,968,694 +1,466,008 +292%
JG
8
Jefferies Group
New York
$4.88M 1,700,000 +1,700,000 New
6CM
9
683 Capital Management
New York
$3.88M 1,350,000 +250,000 +23%
VMI
10
VHCP Management III
New York
$3.61M 1,258,964 +586,693 +87%
TCM
11
Tekla Capital Management
Massachusetts
$2.17M 755,776 +419,548 +125%
VMI
12
VHCP Management II
New York
$2.14M 743,876 +346,640 +87%
State Street
13
State Street
Massachusetts
$1.7M 592,067 +10,371 +2%
PHS
14
PFM Health Sciences
California
$1.51M 524,663 -1,249,431 -70%
AG
15
Artal Group
Luxembourg
$1.44M 500,000 – –
O
16
OrbiMed
New York
$1.43M 498,101 -69,499 -12%
FI
17
Fosun International
China
$1.38M 491,997 +341,703 +227%
Geode Capital Management
18
Geode Capital Management
Massachusetts
$1.33M 464,483 +119,668 +35%
Northern Trust
19
Northern Trust
Illinois
$1.15M 399,908 -1,801 -0.4%
Millennium Management
20
Millennium Management
New York
$906K 315,842 +136,830 +76%
HCM
21
Highbridge Capital Management
New York
$762K 265,567 +265,567 New
Citadel Advisors
22
Citadel Advisors
Florida
$727K 253,389 +97,644 +63%
MIM
23
Monashee Investment Management
Massachusetts
$718K 250,000 +250,000 New
Group One Trading
24
Group One Trading
Illinois
$682K 237,677 +141,272 +147%
OAM
25
Oxford Asset Management
United Kingdom
$597K 207,967 +207,967 New
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