SIMPLEX TRADING, LLC - MARINUS PHARMACEUTICALS INC ownership

MARINUS PHARMACEUTICALS INC's ticker is and the CUSIP is 56854Q200. A total of 70 filers reported holding MARINUS PHARMACEUTICALS INC in Q3 2022. The put-call ratio across all filers is 0.20 and the average weighting 0.2%.

Quarter-by-quarter ownership
SIMPLEX TRADING, LLC ownership history of MARINUS PHARMACEUTICALS INC
ValueSharesWeighting
Q3 2023$63
-93.7%
7,895
-91.4%
0.00%
-100.0%
Q2 2023$996
+30.2%
91,735
-17.3%
0.00%0.0%
Q1 2023$765
+129.0%
110,917
+32.0%
0.00%
Q4 2022$334
-99.8%
84,005
+151.9%
0.00%
Q3 2022$221,000
+5425.0%
33,342
+3323.2%
0.00%
Q2 2022$4,000
-97.4%
974
-88.1%
0.00%
Q3 2021$153,000
+2.0%
8,193
-2.4%
0.00%
Q2 2021$150,000
+13.6%
8,393
-1.9%
0.00%
Q1 2021$132,0008,557
-13.3%
0.00%
Q4 2020$0
-100.0%
9,869
+33.5%
0.00%
Q3 2020$95,0007,3940.00%
Other shareholders
MARINUS PHARMACEUTICALS INC shareholders Q3 2022
NameSharesValueWeighting ↓
Lion Point Capital, LP 2,145,337$17,269,9637.70%
Bleichroeder LP 1,872,463$15,073,3273.72%
SUVRETTA CAPITAL MANAGEMENT, LLC 5,204,942$41,899,7832.26%
Opaleye Management Inc. 584,000$4,701,2001.53%
Bain Capital Life Sciences Investors, LLC 1,431,058$11,520,0171.29%
Cormorant Asset Management, LP 2,625,000$21,131,2501.23%
INTERNATIONAL BIOTECHNOLOGY TRUST PLC 290,000$2,337,4000.79%
Ikarian Capital, LLC 746,069$6,005,8560.72%
Eventide Asset Management 4,529,997$36,466,4760.66%
Altium Capital Management LP 125,033$1,006,5160.52%
View complete list of MARINUS PHARMACEUTICALS INC shareholders