MRNS

Marinus Pharmaceuticals, Inc
MRNS

Overview Fund Activity
Delisted

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

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65 hedge funds and large institutions have $210M invested in Marinus Pharmaceuticals, Inc in 2017 Q4 according to their latest regulatory filings, with 33 funds opening new positions, 15 increasing their positions, 13 reducing their positions, and 6 closing their positions.

Holders
65
Holders Change
+27
Holders Change %
+71.05%
% of All Funds
1.48%
Holding in Top 10
2
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
0.05%
New
33
Increased
15
Reduced
13
Closed
6
Calls
$2.26M
Puts
$1.3M
Net Calls
+$953K
Net Calls Change
+$953K

Top Buyers

1
BCLSI
1
Bain Capital Life Sciences Investors
Massachusetts
$32.5M
2
Jennison Associates
2
Jennison Associates
New York
$22M
3
AC
3
Ascend Capital
California
$8.26M
4
Balyasny Asset Management
4
Balyasny Asset Management
Illinois
$8.17M
5
Citadel Advisors
5
Citadel Advisors
Florida
$8.34M

Top Sellers

1
EC
1
EcoR1 Capital
California
$0
2
DM
2
Deerfield Management
New York
$0
3
PA
3
Perceptive Advisors
New York
$7.41M
4
GPCM
4
Granite Point Capital Management
Massachusetts
$18.6M
5
BIM
5
Bogle Investment Management
Massachusetts
$0
Name Market Value Shares Shares
Change 		Shares
Change %
BCLSI
1
Bain Capital Life Sciences Investors
Massachusetts
$32.5M 3,977,453 +3,977,453 New
Jennison Associates
2
Jennison Associates
New York
$22M 2,696,553 +1,089,820 +68%
GPCM
3
Granite Point Capital Management
Massachusetts
$18.6M 2,278,848 -406,000 -15%
Franklin Resources
4
Franklin Resources
California
$17.5M 2,147,385 -34,800 -2%
Vanguard Group
5
Vanguard Group
Pennsylvania
$10.4M 1,271,322 +436,059 +52%
Citadel Advisors
6
Citadel Advisors
Florida
$8.34M 1,022,113 +970,730 +1,889%
AC
7
Ascend Capital
California
$8.26M 1,012,854 +1,012,854 New
Balyasny Asset Management
8
Balyasny Asset Management
Illinois
$8.17M 1,001,000 +1,001,000 New
NC
9
Nexthera Capital
New York
$7.55M 925,327 +325,327 +54%
Millennium Management
10
Millennium Management
New York
$7.47M 915,620 +47,693 +5%
PA
11
Perceptive Advisors
New York
$7.41M 907,732 -544,968 -38%
FCM
12
Farallon Capital Management
California
$7.3M 895,000 -275,000 -24%
BlackRock
13
BlackRock
New York
$5.49M 672,485 +491,126 +271%
Renaissance Technologies
14
Renaissance Technologies
New York
$4.99M 611,677 +307,900 +101%
O
15
OrbiMed
New York
$4.63M 567,600 – –
Adage Capital Partners
16
Adage Capital Partners
Massachusetts
$4.63M 567,000 -33,000 -6%
6CM
17
683 Capital Management
New York
$4.49M 550,000 +550,000 New
CAM
18
Cormorant Asset Management
Massachusetts
$4.08M 500,000 +500,000 New
NLVP
19
New Leaf Venture Partners
New York
$3.47M 425,000 +175,000 +70%
T. Rowe Price Associates
20
T. Rowe Price Associates
Maryland
$3.4M 416,300 +416,300 New
Deutsche Bank
21
Deutsche Bank
Germany
$3.4M 416,215 +416,015 +208,008%
SSA
22
Schonfeld Strategic Advisors
New York
$1.73M 211,886 -65,310 -24%
AG
23
Artal Group
Luxembourg
$1.63M 200,000 +200,000 New
EI
24
EAM Investors
California
$1.57M 192,787 +98,455 +104%
Geode Capital Management
25
Geode Capital Management
Massachusetts
$1.34M 164,060 +58,956 +56%
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