GROUP ONE TRADING, L.P. - CHIASMA INC ownership

CHIASMA INC's ticker is and the CUSIP is 16706W952. A total of 3 filers reported holding CHIASMA INC in Q4 2020. 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 CHIASMA INC
ValueSharesWeighting
Q2 2021$19,000
+533.3%
4,000
+566.7%
0.00%
Q4 2020$3,000
-93.0%
600
-94.0%
0.00%
Q3 2020$43,000
-68.8%
10,000
-61.1%
0.00%
-100.0%
Q2 2020$138,00025,7000.00%
Other shareholders
CHIASMA INC shareholders Q4 2020
NameSharesValueWeighting ↓
CONCOURSE FINANCIAL GROUP SECURITIES, INC. 0$00.00%
GROUP ONE TRADING, L.P. 600$3,0000.00%
SIMPLEX TRADING, LLC 53$00.00%
View complete list of CHIASMA INC shareholders