MRNS

Marinus Pharmaceuticals, Inc
MRNS

Overview Fund Activity
Delisted

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

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53 hedge funds and large institutions have $15.8M invested in Marinus Pharmaceuticals, Inc in 2024 Q4 according to their latest regulatory filings, with 9 funds opening new positions, 13 increasing their positions, 22 reducing their positions, and 31 closing their positions.

Holders
53
Holders Change
-22
Holders Change %
-29.33%
% of All Funds
0.71%
Holding in Top 10
–
Holding in Top 10 Change
-1
Holding in Top 10 Change %
-100%
% of All Funds
–
New
9
Increased
13
Reduced
22
Closed
31
Calls
$227K
Puts
$12K
Net Calls
+$215K
Net Calls Change
-$39K

Top Buyers

1
BCM
1
Beryl Capital Management
California
$2.26M
2
Morgan Stanley
2
Morgan Stanley
New York
$1.77M
3
OBAM
3
ODDO BHF Asset Management
France
$1.44M
4
WP
4
Woodline Partners
California
$1.25M
5
GCP
5
GSA Capital Partners
United Kingdom
$983K

Top Sellers

1
SCM
1
Suvretta Capital Management
New York
$0
2
Franklin Resources
2
Franklin Resources
California
$0
3
SI
3
Sofinnova Investments
California
$0
4
BL
4
Bleichroeder LP
New York
$0
5
TCM
5
Tang Capital Management
California
$879K
Name Market Value Shares Shares
Change 		Shares
Change %
BCM
1
Beryl Capital Management
California
$2.26M 4,227,460 +4,227,460 New
Morgan Stanley
2
Morgan Stanley
New York
$1.77M 3,299,229 +3,134,161 +1,899%
OBAM
3
ODDO BHF Asset Management
France
$1.44M 2,700,000 +2,700,000 New
BCLSI
4
Bain Capital Life Sciences Investors
Massachusetts
$1.44M 2,693,380 – –
Aberdeen Group
5
Aberdeen Group
United Kingdom
$1.42M 2,658,527 – –
Vanguard Group
6
Vanguard Group
Pennsylvania
$1.39M 2,596,768 -206,197 -7%
WP
7
Woodline Partners
California
$1.25M 2,335,681 +1,071,410 +85%
GCP
8
GSA Capital Partners
United Kingdom
$983K 1,837,491 +820,857 +81%
TCM
9
Tang Capital Management
California
$879K 1,641,945 -3,058,055 -65%
BlackRock
10
BlackRock
New York
$473K 883,675 -975,534 -52%
Acadian Asset Management
11
Acadian Asset Management
Massachusetts
$371K 696,740 -213,601 -23%
Geode Capital Management
12
Geode Capital Management
Massachusetts
$283K 529,053 -39,464 -7%
Citadel Advisors
13
Citadel Advisors
Florida
$269K 501,911 +261,506 +109%
JPMorgan Chase & Co
14
JPMorgan Chase & Co
New York
$261K 487,584 +354,393 +266%
Schroder Investment Management Group
15
Schroder Investment Management Group
United Kingdom
$153K 290,000 – –
UBS Group
16
UBS Group
Switzerland
$139K 258,944 +256,686 +11,368%
Royal Bank of Canada
17
Royal Bank of Canada
Ontario, Canada
$134K 249,138 +187,381 +303%
Millennium Management
18
Millennium Management
New York
$128K 239,414 -243,093 -50%
State Street
19
State Street
Massachusetts
$119K 222,576 +16,100 +8%
XT
20
XTX Topco
Cayman Islands
$118K 219,819 +206,614 +1,565%
DAM
21
Deltec Asset Management
New York
$107K 200,000 +200,000 New
Northern Trust
22
Northern Trust
Illinois
$60.6K 113,280 -4,582 -4%
Susquehanna International Group
23
Susquehanna International Group
Pennsylvania
$54K 100,853 +26,974 +37%
GCIA
24
Gabelli & Co Investment Advisers
New York
$53.5K 100,000 +100,000 New
VF
25
Virtu Financial
New York
$36K 66,717 +66,717 New
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