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

HARPOON THERAPEUTICS INC's ticker is HARP and the CUSIP is 41358P106. A total of 2 filers reported holding HARPOON THERAPEUTICS INC in Q3 2023. The put-call ratio across all filers is - and the average weighting 1.2%.

Quarter-by-quarter ownership
GROUP ONE TRADING, L.P. ownership history of HARPOON THERAPEUTICS INC
ValueSharesWeighting
Q2 2023$2,732
+36.6%
3,848
+144.0%
0.00%
Q3 2022$2,0001,577
+791.0%
0.00%
Q2 2022$0
-100.0%
1770.0%0.00%
Q1 2022$1,0000.0%1770.0%0.00%
Q4 2021$1,0000.0%177
+3.5%
0.00%
Q3 2021$1,000
-85.7%
171
-63.7%
0.00%
Q2 2021$7,000
-75.0%
471
-65.0%
0.00%
Q1 2021$28,0001,3450.00%
Other shareholders
HARPOON THERAPEUTICS INC shareholders Q3 2023
NameSharesValueWeighting ↓
New Leaf Venture Partners, L.L.C. 315,668$1,272,1421.63%
MPM ASSET MANAGEMENT LLC 313,136$1,261,9380.68%
View complete list of HARPOON THERAPEUTICS INC shareholders