WELLINGTON MANAGEMENT GROUP LLP - ONYX PHARMACEUTICALS INC ownership

ONYX PHARMACEUTICALS INC's ticker is and the CUSIP is 683399AB5. A total of 25 filers reported holding ONYX PHARMACEUTICALS INC in Q2 2013. The put-call ratio across all filers is - and the average weighting 1.0%.

Quarter-by-quarter ownership
WELLINGTON MANAGEMENT GROUP LLP ownership history of ONYX PHARMACEUTICALS INC
ValueSharesWeighting
Q3 2013$448,000
-57.7%
140,000
-69.9%
0.00%
Q2 2013$1,059,000465,0000.00%
Other shareholders
ONYX PHARMACEUTICALS INC shareholders Q2 2013
NameSharesValueWeighting ↓
TENOR CAPITAL MANAGEMENT Co., L.P. 51,697,000$118,859,00012.48%
Raven Rock Credit Master Fund L.P. 1,000,000$2,277,0003.87%
WHITEBOX ADVISORS LLC 23,848,000$54,659,0002.87%
SYMPHONY ASSET MANAGEMENT LLC 9,250,000$21,061,0002.03%
ANGELO GORDON & CO., L.P. 10,000,000$22,769,0001.63%
HIGHBRIDGE CAPITAL MANAGEMENT LLC 37,119,000$84,515,0000.84%
OCONNOR, A Distinct Business Unit of UBS ASSET MANAGEMENT AMERICAS (LLC) 8,850,000$20,226,000,0000.38%
Man Investments (CH) AG 150,000$343,0000.17%
PALISADE CAPITAL MANAGEMENT, LP 2,500,000$5,712,0000.16%
D. E. Shaw & Co., Inc. 30,580,000$69,729,0000.13%
View complete list of ONYX PHARMACEUTICALS INC shareholders