MRNS

Marinus Pharmaceuticals, Inc
MRNS

Overview Fund Activity
Delisted

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

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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 Holding Trade Value Shares
Change 		Shares
Change %
ProShare Advisors
51
ProShare Advisors
Maryland
$290K +$61.9K +3,448 +27%
State Board of Administration of Florida Retirement System
52
State Board of Administration of Florida Retirement System
Florida
$282K +$282K +15,713 New
JG
53
Jefferies Group
New York
$274K +$274K +15,297 New
VOYA Investment Management
54
VOYA Investment Management
Georgia
$262K +$42.9K +2,395 +20%
Osaic Holdings
55
Osaic Holdings
Arizona
$245K +$44K +2,463 +22%
Bank of America
56
Bank of America
North Carolina
$242K -$280K -15,611 -54%
MIM
57
MetLife Investment Management
New Jersey
$223K – – –
VEA
58
Virtus ETF Advisers
New York
$214K -$197K -10,982 -48%
Invesco
59
Invesco
Georgia
$210K +$210K +11,755 New
MLICM
60
Metropolitan Life Insurance Company (MetLife)
New York
$194K +$64.2K +3,578 +49%
Wolverine Trading
61
Wolverine Trading
Illinois
$185K -$146K -8,033 -44%
Simplex Trading
62
Simplex Trading
Illinois
$150K -$2.93K -164 -2%
PCM
63
Pinz Capital Management
New York
$113K +$113K +6,300 New
Citigroup
64
Citigroup
New York
$101K +$24.9K +1,390 +33%
Legal & General Group
65
Legal & General Group
United Kingdom
$70K +$13.5K +755 +24%
AIP
66
Ameritas Investment Partners
Nebraska
$52K +$9.46K +527 +22%
Royal Bank of Canada
67
Royal Bank of Canada
Ontario, Canada
$46K +$2.72K +153 +6%
TRCT
68
Tower Research Capital (TRC)
New York
$39K -$5.13K -287 -12%
VRM
69
Vectors Research Management
New York
$36K +$36K +2,000 New
PCM
70
Penserra Capital Management
California
$14K +$419 +25 +3%
CG
71
Cutler Group
California
$11K – – –
MAM
72
Meeder Asset Management
Ohio
$10K +$10K +576 New
Group One Trading
73
Group One Trading
Illinois
$5K -$283K -14,436 -98%
JWA
74
JFS Wealth Advisors
Pennsylvania
$4K – – –
Rockefeller Capital Management
75
Rockefeller Capital Management
New York
$4K – – –
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