A.R.T. Advisors, LLC - SOPHIRIS BIO INC ownership

SOPHIRIS BIO INC's ticker is SPHS and the CUSIP is 83578Q209. A total of 32 filers reported holding SOPHIRIS BIO INC in Q4 2018. The put-call ratio across all filers is 2.53 and the average weighting 0.0%.

Quarter-by-quarter ownership
A.R.T. Advisors, LLC ownership history of SOPHIRIS BIO INC
ValueSharesWeighting
Q2 2019$12,000
-90.2%
14,704
-66.7%
0.00%
-83.3%
Q3 2018$123,000
+200.0%
44,143
+234.4%
0.01%
-53.8%
Q3 2016$41,00013,2000.01%
Other shareholders
SOPHIRIS BIO INC shareholders Q4 2018
NameSharesValueWeighting ↓
SABBY MANAGEMENT, LLC 757,033$2,354,0000.09%
Palo Alto Investors LP 247,000$768,0000.04%
Acrospire Investment Management LLC 20,701$64,0000.04%
FNY Managed Accounts LLC 8,400$26,124,0000.02%
BOURGEON CAPITAL MANAGEMENT LLC 10,000$31,0000.02%
A.R.T. Advisors, LLC 13,200$41,0000.01%
Airain ltd 63,730$198,0000.01%
Edge Wealth Management LLC 2,000$6,0000.00%
Virtu KCG Holdings LLC 42,920$133,0000.00%
Cetera Advisor Networks LLC 15,000$46,0000.00%
View complete list of SOPHIRIS BIO INC shareholders