GROUP ONE TRADING, L.P. - HARPOON THERAPEUTICS INC ownership

HARPOON THERAPEUTICS INC's ticker is and the CUSIP is 41358P956. A total of 3 filers reported holding HARPOON THERAPEUTICS 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 HARPOON THERAPEUTICS INC
ValueSharesWeighting
Q4 2022$145
-85.5%
200
-86.7%
0.00%
Q3 2022$1,000
-50.0%
1,500
+400.0%
0.00%
Q4 2021$2,000
-50.0%
300
-40.0%
0.00%
Q3 2021$4,000
-60.0%
500
-16.7%
0.00%
Q4 2020$10,0006000.00%
Other shareholders
HARPOON THERAPEUTICS INC shareholders Q4 2020
NameSharesValueWeighting ↓
CONCOURSE FINANCIAL GROUP SECURITIES, INC. 0$00.00%
GROUP ONE TRADING, L.P. 600$10,0000.00%
SIMPLEX TRADING, LLC 41$68,0000.00%
View complete list of HARPOON THERAPEUTICS INC shareholders