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Atara Biotherapeutics
ATRA

Overview Fund Activity

84 hedge funds and large institutions have $508M invested in Atara Biotherapeutics in 2015 Q4 according to their latest regulatory filings, with 17 funds opening new positions, 34 increasing their positions, 18 reducing their positions, and 23 closing their positions.

Holders
84
Holders Change
-6
Holders Change %
-6.67%
% of All Funds
2.21%
Holding in Top 10
2
Holding in Top 10 Change
-1
Holding in Top 10 Change %
-33.33%
% of All Funds
0.05%
New
17
Increased
34
Reduced
18
Closed
23
Calls
$472K
Puts
$1.35M
Net Calls
-$882K
Net Calls Change
-$1.06M

Top Buyers

1
RG
1
Redmile Group
California
$40.5M
2
Fidelity Investments
2
Fidelity Investments
Massachusetts
$55.1M
3
BFA
3
BlackRock Fund Advisors
California
$19.8M
4
EAM
4
Eagle Asset Management
Florida
$22.5M
5
ACH
5
ArrowMark Colorado Holdings
Colorado
$19.5M

Top Sellers

1
Jennison Associates
1
Jennison Associates
New York
$0
2
EC
2
EcoR1 Capital
California
$0
3
BAMCO Inc
3
BAMCO Inc
New York
$0
4
State Street
4
State Street
Massachusetts
$15.9M
5
GTC
5
Ghost Tree Capital
New York
$0
Name Market Value Shares Shares
Change 		Shares
Change %
CG
76
Cutler Group
California
$7K 300 +300 New
TRCT
77
Tower Research Capital (TRC)
New York
$3K 100 -2,895 -97%
IWM
78
Integrated Wealth Management
California
$3K 100 – –
AI
79
ArchPoint Investors
Florida
$3K 115 +115 New
Royal Bank of Canada
80
Royal Bank of Canada
Ontario, Canada
$2K 90 -725 -89%
PNC Financial Services Group
81
PNC Financial Services Group
Pennsylvania
$2K 93 – –
LTFS
82
Ladenburg Thalmann Financial Services
Florida
$1K 47 +22 +88%
IA
83
IFP Advisors
Florida
$1K 29 +29 New
Manulife (Manufacturers Life Insurance)
84
Manulife (Manufacturers Life Insurance)
Ontario, Canada
$300 11,365 +146 +1%
Jennison Associates
85
Jennison Associates
New York
– – -844,180 Closed
EC
86
EcoR1 Capital
California
– – -803,458 Closed
BAMCO Inc
87
BAMCO Inc
New York
– – -764,988 Closed
GTC
88
Ghost Tree Capital
New York
– – -100,000 Closed
CS
89
Candriam SCA
Luxembourg
– – -40,700 Closed
Goldman Sachs
90
Goldman Sachs
New York
– – -28,388 Closed
ARC
91
Absolute Return Capital
Massachusetts
– – -25,355 Closed
JG
92
Jefferies Group
New York
– – -25,120 Closed
Susquehanna International Group
93
Susquehanna International Group
Pennsylvania
– – -24,204 Closed
Schroder Investment Management Group
94
Schroder Investment Management Group
United Kingdom
– – -23,433 Closed
UOC
95
UBS O'Connor
Illinois
– – -11,676 Closed
YU
96
Yale University
Connecticut
– – -9,260 Closed
Citadel Advisors
97
Citadel Advisors
Florida
– – -8,886 Closed
Jane Street
98
Jane Street
New York
– – -8,481 Closed
HCM
99
Highbridge Capital Management
New York
– – -8,285 Closed
SEI Investments
100
SEI Investments
Pennsylvania
– – -7,177 Closed
1 2 3
4
5