MRNS

Marinus Pharmaceuticals, Inc
MRNS

Overview Fund Activity
Delisted

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

Back to rankings

80 hedge funds and large institutions have $563M invested in Marinus Pharmaceuticals, Inc in 2021 Q2 according to their latest regulatory filings, with 8 funds opening new positions, 37 increasing their positions, 18 reducing their positions, and 15 closing their positions.

Holders
80
Holders Change
-7
Holders Change %
-8.05%
% of All Funds
1.4%
Holding in Top 10
5
Holding in Top 10 Change
+2
Holding in Top 10 Change %
+66.67%
% of All Funds
0.09%
New
8
Increased
37
Reduced
18
Closed
15
Calls
$6.59M
Puts
$9.01M
Net Calls
-$2.41M
Net Calls Change
+$4.76M

Top Buyers

1
SAM
1
Scion Asset Management
California
$11.2M
2
BlackRock
2
BlackRock
New York
$54.1M
3
BL
3
Bleichroeder LP
New York
$19.1M
4
AG
4
Artal Group
Luxembourg
$17.9M
5
Citadel Advisors
5
Citadel Advisors
Florida
$3.86M

Top Sellers

1
Alyeska Investment Group
1
Alyeska Investment Group
Illinois
$3.93M
2
Susquehanna International Group
2
Susquehanna International Group
Pennsylvania
$519K
3
Adage Capital Partners
3
Adage Capital Partners
Massachusetts
$22.6M
4
SC
4
Saltoro Capital
Texas
$0
5
JPMorgan Chase & Co
5
JPMorgan Chase & Co
New York
$2.35M
Name Market Value Shares Shares
Change 		Shares
Change %
LPC
1
Lion Point Capital
New York
$65.2M 3,631,694 +13,360 +0.4%
ACA
2
Avoro Capital Advisors
New York
$58M 3,235,000 – –
BlackRock
3
BlackRock
New York
$54.1M 3,015,028 +288,390 +11%
VA
4
VR Adviser
New York
$47.4M 2,641,809 – –
BC
5
Boxer Capital
California
$43.1M 2,400,000 – –
6CM
6
683 Capital Management
New York
$34.6M 1,929,929 +36,529 +2%
SCM
7
Suvretta Capital Management
New York
$32.8M 1,826,445 – –
Vanguard Group
8
Vanguard Group
Pennsylvania
$31M 1,725,750 +22,761 +1%
BCLSI
9
Bain Capital Life Sciences Investors
Massachusetts
$25.7M 1,431,058 – –
Adage Capital Partners
10
Adage Capital Partners
Massachusetts
$22.6M 1,262,500 -200,000 -14%
BL
11
Bleichroeder LP
New York
$19.1M 1,062,500 +232,590 +28%
AG
12
Artal Group
Luxembourg
$17.9M 1,000,000 +200,000 +25%
State Street
13
State Street
Massachusetts
$11.7M 653,946 +142,996 +28%
SAM
14
Scion Asset Management
California
$11.2M 625,000 +327,728 +110%
Geode Capital Management
15
Geode Capital Management
Massachusetts
$10.5M 584,183 +79,608 +16%
Fidelity Investments
16
Fidelity Investments
Massachusetts
$8.52M 474,765 – –
GPCM
17
Granite Point Capital Management
Massachusetts
$7.52M 419,324 -50,000 -11%
Northern Trust
18
Northern Trust
Illinois
$6.48M 361,393 +49,172 +16%
Franklin Resources
19
Franklin Resources
California
$6.41M 357,200 – –
SI
20
Sofinnova Investments
California
$6.21M 346,160 -24,191 -7%
Goldman Sachs
21
Goldman Sachs
New York
$4.21M 234,872 +4,878 +2%
Alyeska Investment Group
22
Alyeska Investment Group
Illinois
$3.93M 218,837 -412,373 -65%
Citadel Advisors
23
Citadel Advisors
Florida
$3.86M 215,015 +185,724 +634%
JPMorgan Chase & Co
24
JPMorgan Chase & Co
New York
$2.35M 130,986 -59,107 -31%
Bank of New York Mellon
25
Bank of New York Mellon
New York
$1.84M 102,627 +7,172 +8%
1
2 3 4