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MRNS

Marinus Pharmaceuticals, Inc

Delisted

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

94 hedge funds and large institutions have $226M invested in Marinus Pharmaceuticals, Inc in 2020 Q2 according to their latest regulatory filings, with 27 funds opening new positions, 38 increasing their positions, 18 reducing their positions, and 7 closing their positions.

New
Increased
Maintained
Reduced
Closed

286% more first-time investments, than exits

New positions opened: 27 | Existing positions closed: 7

111% more repeat investments, than reductions

Existing positions increased: 38 | Existing positions reduced: 18

72% more capital invested

Capital invested by funds: $131M → $226M (+$94.9M)

27% more funds holding

Funds holding: 7494 (+20)

25% less funds holding in top 10

Funds holding in top 10: 43 (-1)

42% less call options, than puts

Call options by funds: $819K | Put options by funds: $1.41M

Holders
94
Holders Change
+20
Holders Change %
+27.03%
% of All Funds
1.93%
Holding in Top 10
3
Holding in Top 10 Change
-1
Holding in Top 10 Change %
-25%
% of All Funds
0.06%
New
27
Increased
38
Reduced
18
Closed
7
Calls
$819K
Puts
$1.41M
Net Calls
-$593K
Net Calls Change
+$414K
Name Holding Trade Value Shares
Change
Change in
Stake
ACA
1
Avoro Capital Advisors
New York
$30.4M +$13.2M +1,440,000 +93%
LPC
2
Lion Point Capital
New York
$27.6M +$10.3M +1,124,650 +71%
BC
3
Boxer Capital
California
$24.4M +$11M +1,200,000 +100%
Adage Capital Partners
4
Adage Capital Partners
Massachusetts
$16M +$3.45M +375,000 +31%
BlackRock
5
BlackRock
New York
$14.9M +$1.56M +170,007 +13%
VA
6
VR Adviser
New York
$14.5M -$1.79M -194,075 -12%
BCLSI
7
Bain Capital Life Sciences Investors
Massachusetts
$14.5M -$502K -54,625 -4%
Vanguard Group
8
Vanguard Group
Pennsylvania
$11.9M +$2.29M +249,466 +27%
Alyeska Investment Group
9
Alyeska Investment Group
Illinois
$7.14M +$1.28M +139,424 +25%
GPCM
10
Granite Point Capital Management
Massachusetts
$5.72M +$837K +91,005 +19%
SCM
11
Suvretta Capital Management
New York
$5.08M +$4.6M +500,000 New
BL
12
Bleichroeder LP
New York
$4.7M +$1.38M +150,000 +48%
IM
13
Islet Management
New York
$4.45M +$1.72M +187,500 +75%
State Street
14
State Street
Massachusetts
$3.86M +$695K +75,560 +25%
Fidelity Investments
15
Fidelity Investments
Massachusetts
$3.37M +$3.05M +331,908 New
JP Morgan Chase
16
JP Morgan Chase
New York
$3.08M -$611K -66,435 -18%
WG
17
Winton Group
United Kingdom
$3.03M -$308K -33,467 -10%
Geode Capital Management
18
Geode Capital Management
Massachusetts
$2.94M +$41.9K +4,550 +2%
Northern Trust
19
Northern Trust
Illinois
$2.59M +$195K +21,231 +9%
Millennium Management
20
Millennium Management
New York
$2.37M +$2.15M +233,539 New
6CM
21
683 Capital Management
New York
$2.35M
MS
22
Maven Securities
Jersey
$2.11M +$1.91M +208,025 New
MIM
23
Monashee Investment Management
Massachusetts
$2.04M +$1.85M +200,625 New
Two Sigma Investments
24
Two Sigma Investments
New York
$1.54M +$794K +86,301 +132%
ACM
25
Asymmetry Capital Management
California
$1.49M -$619K -67,269 -31%

MRNS Hedge Fund Activity: Q2 2020 in Review

94 of the 4,877 institutional investors tracked by Wall St. Rank reported a position in Marinus Pharmaceuticals, Inc (MRNS) for Q2 2020, worth a combined $226M — up 72% from $131M a quarter earlier.

Buyers outnumbered sellers: 27 funds opened new MRNS positions and 7 closed out — a net gain of 20 holders — while 38 added to existing stakes and 18 trimmed.

The largest buyer was Avoro Capital Advisors, adding an estimated $13.2M. The largest seller was Acuta Capital Partners, exiting entirely with an estimated $2.11M sold.

  • 94 institutional investors held Marinus Pharmaceuticals, Inc (MRNS) as of Q2 2020, up from 74 in Q1 2020.
  • Funds reported $226M of Marinus Pharmaceuticals, Inc stock for Q2 2020, up 72% quarter-over-quarter.
  • 27 funds opened new Marinus Pharmaceuticals, Inc positions in Q2 2020 and 7 closed out, a net change of +20 holders.
  • The largest Marinus Pharmaceuticals, Inc buyer in Q2 2020 was Avoro Capital Advisors, an estimated $13.2M added.
  • The largest Marinus Pharmaceuticals, Inc seller in Q2 2020 was Acuta Capital Partners, an estimated $2.11M sold.

Based on aggregated 13F filings for Q2 2020.