SIMPLEX TRADING, LLC - GOSSAMER BIO INC ownership

GOSSAMER BIO INC's ticker is GOSS and the CUSIP is 38341P102. A total of 135 filers reported holding GOSSAMER BIO INC in Q4 2021. The put-call ratio across all filers is 1.25 and the average weighting 0.2%.

Quarter-by-quarter ownership
SIMPLEX TRADING, LLC ownership history of GOSSAMER BIO INC
ValueSharesWeighting
Q1 2023$0
-100.0%
100
-99.8%
0.00%
Q4 2022$130
-99.9%
60,345
+190.3%
0.00%
Q3 2022$249,000
+47.3%
20,788
+2.7%
0.00%
Q2 2022$169,000
+576.0%
20,238
+595.5%
0.00%
Q1 2022$25,000
-86.2%
2,910
-81.8%
0.00%
Q4 2021$181,000
+277.1%
16,029
+204.3%
0.00%
Q1 2021$48,000
-70.6%
5,267
-68.8%
0.00%
Q4 2020$163,000
+10.9%
16,906
+42.2%
0.00%
Q3 2020$147,000
+167.3%
11,889
+179.5%
0.00%
Q2 2020$55,000
-87.3%
4,254
-90.1%
0.00%
-100.0%
Q1 2020$434,000
+689.1%
42,855
+1190.4%
0.00%
Q3 2019$55,0003,3210.00%
Other shareholders
GOSSAMER BIO INC shareholders Q4 2021
NameSharesValueWeighting ↓
Omega Fund Management, LLC 3,320,608$41,209,00011.15%
Boxer Capital, LLC 2,562,358$31,799,0001.10%
Integral Health Asset Management, LLC 200,000$2,482,0000.76%
Palo Alto Investors LP 1,077,200$13,368,0000.73%
Artal Group S.A. 2,358,968$29,275,0000.71%
HHLR ADVISORS, LTD. 7,420,974$92,094,0000.70%
MASTERS CAPITAL MANAGEMENT LLC 700,000$8,687,0000.58%
Ikarian Capital, LLC 582,494$7,229,0000.52%
CLOUGH CAPITAL PARTNERS L P 459,834$5,707,0000.41%
Alyeska Investment Group, L.P. 1,173,301$14,561,0000.22%
View complete list of GOSSAMER BIO INC shareholders