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MRNS

Marinus Pharmaceuticals, Inc

Delisted

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

112 hedge funds and large institutions have $486M invested in Marinus Pharmaceuticals, Inc in 2024 Q1 according to their latest regulatory filings, with 21 funds opening new positions, 38 increasing their positions, 36 reducing their positions, and 13 closing their positions.

New
Increased
Maintained
Reduced
Closed

62% more first-time investments, than exits

New positions opened: 21 | Existing positions closed: 13

7% more funds holding

Funds holding: 105112 (+7)

6% more repeat investments, than reductions

Existing positions increased: 38 | Existing positions reduced: 36

18% less capital invested

Capital invested by funds: $592M → $486M (-$105M)

33% less funds holding in top 10

Funds holding in top 10: 32 (-1)

45% less call options, than puts

Call options by funds: $14.8M | Put options by funds: $27M

Holders
112
Holders Change
+7
Holders Change %
+6.67%
% of All Funds
1.61%
Holding in Top 10
2
Holding in Top 10 Change
-1
Holding in Top 10 Change %
-33.33%
% of All Funds
0.03%
New
21
Increased
38
Reduced
36
Closed
13
Calls
$14.8M
Puts
$27M
Net Calls
-$12.2M
Net Calls Change
-$24.3M
Name Holding Trade Value Shares
Change
Change in
Stake
ABG
26
Ally Bridge Group
New York
$3.57M +$3.84M +394,773 New
Prudential Financial
27
Prudential Financial
New Jersey
$3.53M +$385K +39,600 +11%
Wellington Management Group
28
Wellington Management Group
Massachusetts
$2.67M +$522K +53,682 +22%
Schroder Investment Management Group
29
Schroder Investment Management Group
United Kingdom
$2.62M
GTC
30
Ghost Tree Capital
New York
$2.58M +$1.46M +150,000 +111%
Assenagon Asset Management
31
Assenagon Asset Management
Luxembourg
$2.45M
Walleye Capital
32
Walleye Capital
New York
$1.68M -$652K -67,077 -27%
PBM
33
Propel Bio Management
California
$1.63M
ACM
34
Altium Capital Management
New York
$1.6M -$225K -23,160 -12%
Jane Street
35
Jane Street
New York
$1.52M +$679K +69,895 +71%
EAM
36
Exome Asset Management
New York
$1.47M +$1.59M +163,100 New
Bank of New York Mellon
37
Bank of New York Mellon
New York
$1.45M -$91.3K -9,391 -6%
Charles Schwab
38
Charles Schwab
California
$1.4M +$50.9K +5,241 +4%
SAM
39
Simplify Asset Management
Nevada
$1.36M
BFM
40
Boothbay Fund Management
New York
$1.28M -$199K -20,459 -13%
N
41
Nuveen
North Carolina
$1.26M
Goldman Sachs
42
Goldman Sachs
New York
$1.23M +$619K +63,698 +88%
UBS Group
43
UBS Group
Switzerland
$1.12M +$396K +40,782 +49%
TI
44
Trexquant Investment
Connecticut
$972K +$551K +56,682 +111%
Susquehanna International Group
45
Susquehanna International Group
Pennsylvania
$939K -$389K -40,014 -28%
Simplex Trading
46
Simplex Trading
Illinois
$834K +$897K +92,271 New
Bank of America
47
Bank of America
North Carolina
$820K +$437K +44,951 +98%
RhumbLine Advisers
48
RhumbLine Advisers
Massachusetts
$697K +$12.7K +1,311 +2%
Barclays
49
Barclays
United Kingdom
$685K -$5.28K -543 -0.7%
CM
50
Caption Management
Oklahoma
$670K +$720K +74,108 New

MRNS Hedge Fund Activity: Q1 2024 in Review

112 of the 6,942 institutional investors tracked by Wall St. Rank reported a position in Marinus Pharmaceuticals, Inc (MRNS) for Q1 2024, worth a combined $486M — down 18% from $592M a quarter earlier.

Buyers outnumbered sellers: 21 funds opened new MRNS positions and 13 closed out — a net gain of 8 holders — while 38 added to existing stakes and 36 trimmed.

The largest buyer was Avoro Capital Advisors, adding an estimated $9.63M. The largest seller was Eventide Asset Management, cutting an estimated $21.2M.

  • 112 institutional investors held Marinus Pharmaceuticals, Inc (MRNS) as of Q1 2024, up from 105 in Q4 2023.
  • Funds reported $486M of Marinus Pharmaceuticals, Inc stock for Q1 2024, down 18% quarter-over-quarter.
  • 21 funds opened new Marinus Pharmaceuticals, Inc positions in Q1 2024 and 13 closed out, a net change of +8 holders.
  • The largest Marinus Pharmaceuticals, Inc buyer in Q1 2024 was Avoro Capital Advisors, an estimated $9.63M added.
  • The largest Marinus Pharmaceuticals, Inc seller in Q1 2024 was Eventide Asset Management, an estimated $21.2M sold.

Based on aggregated 13F filings for Q1 2024.