PEAK6 Group LLC - SIENTRA INC ownership

SIENTRA INC's ticker is SIEN and the CUSIP is 82621J105. A total of 1 filers reported holding SIENTRA INC in Q3 2023. The put-call ratio across all filers is - and the average weighting 0.0%.

Quarter-by-quarter ownership
PEAK6 Group LLC ownership history of SIENTRA INC
ValueSharesWeighting
Q2 2018$230,000
-35.9%
11,774
-68.3%
0.00%
-50.0%
Q1 2018$359,000
-41.3%
37,118
-14.8%
0.00%
-33.3%
Q4 2017$612,000
-70.1%
43,561
-67.3%
0.00%
-70.0%
Q3 2017$2,050,000
+2057.9%
133,099
+1081.5%
0.01%
+900.0%
Q1 2017$95,00011,2650.00%
Other shareholders
SIENTRA INC shareholders Q3 2023
NameSharesValueWeighting ↓
Abingworth LLP 2,390,843$15,469,0009.78%
Cannell Capital 1,941,673$12,582,0004.08%
Millrace Asset Group, Inc. 350,000$2,268,0002.66%
Broadfin Capital, LLC 2,001,895$12,972,0002.40%
Copernicus Capital Management, LLC 385,000$2,495,0002.32%
Endurant Capital Management LP 529,950$3,434,0001.23%
QUANTUM CAPITAL MANAGEMENT 344,741$2,234,0001.13%
X-Square Capital, LLC 275,312$1,784,0001.12%
DEERFIELD MANAGEMENT COMPANY, L.P. (SERIES C) 4,137,470$26,811,0001.09%
Granite Point Capital Management, L.P. 566,372$3,670,0000.57%
View complete list of SIENTRA INC shareholders