OCONNOR, A Distinct Business Unit of UBS ASSET MANAGEMENT AMERICAS (LLC) - ANTHERA PHARMACEUTICALS INC ownership

ANTHERA PHARMACEUTICALS INC's ticker is ANTH and the CUSIP is 03674U201. A total of 30 filers reported holding ANTHERA PHARMACEUTICALS INC in Q3 2013. The put-call ratio across all filers is - and the average weighting 0.1%.

Quarter-by-quarter ownership
OCONNOR, A Distinct Business Unit of UBS ASSET MANAGEMENT AMERICAS (LLC) ownership history of ANTHERA PHARMACEUTICALS INC
ValueSharesWeighting
Q1 2015$398,000,000
+36.8%
89,036
+22.8%
0.01%
+50.0%
Q3 2013$291,000,00072,5000.01%
Other shareholders
ANTHERA PHARMACEUTICALS INC shareholders Q3 2013
NameSharesValueWeighting ↓
Abingworth LLP 861,723$1,174,0000.98%
R&F Capital Advisors LP 171,205$111,0000.04%
Rhenman & Partners Asset Management AB 200,000$130,0000.02%
Rock Springs Capital Management LP 380,000$247,0000.02%
WHITE PINE CAPITAL LLC 35,000$23,0000.01%
BVF INC/IL 62,292$40,0000.01%
Virtu KCG Holdings LLC 271,239$176,0000.00%
TURNER INVESTMENTS LLC 15,000$10,0000.00%
TWO SIGMA SECURITIES, LLC 11,736$8,0000.00%
Tower Research Capital LLC (TRC) 36,413$24,0000.00%
View complete list of ANTHERA PHARMACEUTICALS INC shareholders