GROUP ONE TRADING, L.P. - OBSEVA SA ownership

OBSEVA SA's ticker is and the CUSIP is H5861P953. A total of 3 filers reported holding OBSEVA SA in Q1 2021. The put-call ratio across all filers is - and the average weighting 0.0%.

Quarter-by-quarter ownership
GROUP ONE TRADING, L.P. ownership history of OBSEVA SA
ValueSharesWeighting
Q3 2022$1,000
-98.8%
5,800
-88.5%
0.00%
Q2 2022$81,000
+2.5%
50,500
-3.6%
0.00%
Q1 2022$79,000
-68.9%
52,400
-58.9%
0.00%
Q4 2021$254,000
-34.7%
127,400
+1.8%
0.00%
Q3 2021$389,000
+29.7%
125,100
+26.5%
0.00%
Q2 2021$300,000
+209.3%
98,900
+231.9%
0.00%
Q1 2021$97,000
+3133.3%
29,800
+1886.7%
0.00%
Q4 2020$3,000
-88.0%
1,500
-85.0%
0.00%
Q3 2020$25,00010,0000.00%
Other shareholders
OBSEVA SA shareholders Q1 2021
NameSharesValueWeighting ↓
CONCOURSE FINANCIAL GROUP SECURITIES, INC. 0$00.00%
GROUP ONE TRADING, L.P. 29,800$97,0000.00%
SIMPLEX TRADING, LLC 761$247,0000.00%
View complete list of OBSEVA SA shareholders