SECOR Capital Advisors, LP - ATARA BIOTHERAPEUTICS INC ownership

ATARA BIOTHERAPEUTICS INC's ticker is ATRA and the CUSIP is 046513107. A total of 87 filers reported holding ATARA BIOTHERAPEUTICS INC in Q2 2017. The put-call ratio across all filers is 0.58 and the average weighting 0.1%.

Quarter-by-quarter ownership
SECOR Capital Advisors, LP ownership history of ATARA BIOTHERAPEUTICS INC
ValueSharesWeighting
Q2 2017$424,000
+30.9%
30,287
+146.8%
0.04%
-58.7%
Q4 2015$324,00012,2730.09%
Other shareholders
ATARA BIOTHERAPEUTICS INC shareholders Q2 2017
NameSharesValueWeighting ↓
Antipodean Advisors LLC 1,000,000$1,610,00011.42%
Redmile Group, LLC 6,048,123$9,737,4780.37%
Baupost Group 9,773,616$15,7360.28%
JOSH ARNOLD INVESTMENT CONSULTANT, LLC 170,000$273,7000.27%
MAVERICK CAPITAL LTD 6,290,713$10,128,0480.22%
683 Capital Management, LLC 1,000,000$1,610,0000.12%
WASATCH ADVISORS LP 8,283,981$13,337,2090.08%
PACIFIC HEIGHTS ASSET MANAGEMENT LLC 525,000$845,2500.08%
STALEY CAPITAL ADVISERS INC 750,000$1,207,5000.06%
XTX Topco Ltd 136,841$220,3140.04%
View complete list of ATARA BIOTHERAPEUTICS INC shareholders