Activist 13D/13G Filings - MARINUS PHARMACEUTICALS INC. (MRNS)

Real time Form 13D and 13G transaction reports:

  • Schedule 13D must be filed within ten days after a person or an organization acquires beneficial ownership of more than 5% of a voting class of a company’s equity securities.
  • Due to inconsistent filing format, it is highly recommended that you read the orignal filing form.
  • Shares are not adjusted for stock split.
"Insiders might sell their shares for any number of reasons, but they buy them for only one: they think the price will rise"
- Peter Lynch
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Time period
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Reported
DateTime
TypeCompany
Symbol
Filed By
Symbol
Shares Owned
% Owned
Shares Vs. Prev ReportFiling
2023-02-14
09:36 am
Sale
13GMARINUS PHARMACEUTICALS INC
MRNS
Avoro Capital Advisors LLC3,150,000
6.3%
-85,000decrease
(-2.63%)
View
2023-02-13
10:11 am
Purchase
13GMARINUS PHARMACEUTICALS INC
MRNS
SUVRETTA CAPITAL MANAGEMENT LLC4,971,660
9.99%
2,332,885increase
(+88.41%)
View
2022-11-14
5:11 pm
Purchase
13GMARINUS PHARMACEUTICALS INC
MRNS
Point72 Asset Management L.P.3,398,661
7.1%
3,398,661increase
(New Position)
View
2022-07-08
4:56 pm
Sale
13GMARINUS PHARMACEUTICALS INC
MRNS
BlackRock Inc.
BLK
941,311
2.5%
-2,075,578decrease
(-68.80%)
View
2022-02-14
4:31 pm
Sale
13GMARINUS PHARMACEUTICALS INC
MRNS
Lion Point Capital LP3,629,622
9.87%
-939,312decrease
(-20.56%)
View
2022-02-14
4:28 pm
Sale
13GMARINUS PHARMACEUTICALS INC
MRNS
Boxer Capital LLC0
0%
-4,800,000decrease
(Position Closed)
View
2022-02-14
4:18 pm
Purchase
13GMARINUS PHARMACEUTICALS INC
MRNS
Venrock Healthcare Capital Partners II L.P.2,880,096
7.8%
291,155increase
(+11.25%)
View
2022-02-11
6:39 pm
Purchase
13GMARINUS PHARMACEUTICALS INC
MRNS
683 Capital Management LLC1,932,829
5.3%
111,680increase
(+6.13%)
View
2022-02-11
5:25 pm
Purchase
13GMARINUS PHARMACEUTICALS INC
MRNS
SUVRETTA CAPITAL MANAGEMENT LLC2,638,775
7.2%
586,417increase
(+28.57%)
View
2022-02-11
10:01 am
Purchase
13GMARINUS PHARMACEUTICALS INC
MRNS
Avoro Capital Advisors LLC3,235,000
8.8%
2,858increase
(+0.09%)
View
2022-02-02
7:18 pm
Purchase
13GMARINUS PHARMACEUTICALS INC
MRNS
BlackRock Inc.
BLK
3,016,889
8.2%
936,798increase
(+45.04%)
View
2021-08-20
4:36 pm
Purchase
13GMARINUS PHARMACEUTICALS INC
MRNS
SUVRETTA CAPITAL MANAGEMENT LLC2,052,358
5.6%
2,052,358increase
(New Position)
View
2021-02-16
4:09 pm
Sale
13GMARINUS PHARMACEUTICALS INC
MRNS
Venrock Healthcare Capital Partners II L.P.2,588,941
7.3%
-3,913,899decrease
(-60.19%)
View
2021-02-16
3:28 pm
Sale
13GMARINUS PHARMACEUTICALS INC
MRNS
Bain Capital Life Sciences Fund L.P.1,298,178
3.6%
-4,092,744decrease
(-75.92%)
View
2021-02-12
3:55 pm
Sale
13GMARINUS PHARMACEUTICALS INC
MRNS
Lion Point Capital LP4,568,934
12.2%
-1,805,806decrease
(-28.33%)
View
2021-02-12
08:14 am
Purchase
13GMARINUS PHARMACEUTICALS INC
MRNS
Avoro Capital Advisors LLC3,232,142
9.09%
3,232,142increase
(New Position)
View
2021-02-11
08:16 am
Purchase
13GMARINUS PHARMACEUTICALS INC
MRNS
ADAGE CAPITAL PARTNERS GP L.L.C.1,462,500
4.11%
1,462,500increase
(New Position)
View
2021-02-02
2:56 pm
Purchase
13GMARINUS PHARMACEUTICALS INC
MRNS
BlackRock Inc.
BLK
2,080,091
5.8%
2,080,091increase
(New Position)
View
2021-01-11
5:00 pm
Purchase
13GMARINUS PHARMACEUTICALS INC
MRNS
683 Capital Management LLC1,821,149
5.1%
1,821,149increase
(New Position)
View
2020-09-29
4:49 pm
Purchase
13DMARINUS PHARMACEUTICALS INC
MRNS
Domain Partners VI L.P.619,221
2%
619,221increase
(New Position)
View
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