GROUP ONE TRADING, L.P. - ZAI LAB LTD ownership

ZAI LAB LTD's ticker is ZLAB and the CUSIP is 98887Q104. A total of 163 filers reported holding ZAI LAB LTD in Q4 2022. The put-call ratio across all filers is 0.66 and the average weighting 0.4%.

Quarter-by-quarter ownership
GROUP ONE TRADING, L.P. ownership history of ZAI LAB LTD
ValueSharesWeighting
Q3 2023$235,856
+15.1%
9,702
+31.3%
0.00%0.0%
Q2 2023$204,897
+38.6%
7,389
+66.3%
0.00%0.0%
Q1 2023$147,807
-81.3%
4,444
-82.8%
0.00%
-50.0%
Q4 2022$790,924
+1877.3%
25,763
+2126.7%
0.00%
Q3 2022$40,000
-65.5%
1,157
-65.5%
0.00%
Q2 2022$116,000
-82.6%
3,357
-77.8%
0.00%
-100.0%
Q1 2022$666,000
-86.7%
15,141
-81.0%
0.00%
-75.0%
Q4 2021$5,000,000
+380.3%
79,562
+705.2%
0.00%
+300.0%
Q3 2021$1,041,000
+1758.9%
9,881
+2275.2%
0.00%
Q1 2021$56,0004160.00%
Other shareholders
ZAI LAB LTD shareholders Q4 2022
NameSharesValueWeighting ↓
Zeal Asset Management Ltd 1,424,632$188,343,00036.72%
Tree Line Advisors (Hong Kong) Ltd. 782,000$105,836,00017.88%
BRILLIANCE ASSET MANAGEMENT LTD 3,046,976$412,378,00016.29%
HSG Holding Ltd 1,039,108$140,632,00011.81%
INDUS CAPITAL PARTNERS, LLC 455,990$61,714,0009.56%
Atika Capital Management LLC 330,000$44,662,0003.50%
Tri Locum Partners LP 62,235$8,423,0003.06%
Rock Springs Capital Management LP 854,899$115,702,0002.45%
Segantii Capital Management Ltd 247,893$33,550,0001.55%
Integral Health Asset Management, LLC 30,000$4,060,0001.21%
View complete list of ZAI LAB LTD shareholders