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Atara Biotherapeutics
ATRA

Overview Fund Activity

84 hedge funds and large institutions have $493M invested in Atara Biotherapeutics in 2017 Q1 according to their latest regulatory filings, with 12 funds opening new positions, 31 increasing their positions, 21 reducing their positions, and 8 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
84
Holders Change
-1
Holders Change %
-1.18%
% of All Funds
2.09%
Holding in Top 10
2
Holding in Top 10 Change
+2
Holding in Top 10 Change %
%
% of All Funds
0.05%
New
12
Increased
31
Reduced
21
Closed
8
Calls
$540K
Puts
$261K
Net Calls
+$279K
Net Calls Change
+$279K

Top Buyers

1
BlackRock
1
BlackRock
New York
$35.5M
2
BM
2
Bridger Management
New York
$29M
3
RI
3
RTW Investments
New York
$18.7M
4
ACH
4
ArrowMark Colorado Holdings
Colorado
$39.7M
5
EC
5
EcoR1 Capital
California
$8.94M

Top Sellers

1
Fidelity Investments
1
Fidelity Investments
Massachusetts
$40.4M
2
UBS AM
2
UBS AM
Illinois
$0
3
SPC
3
Slate Path Capital
New York
$0
4
TA
4
Teachers Advisors
New York
$946K
5
Alyeska Investment Group
5
Alyeska Investment Group
Illinois
$6.84M
Name Holding Trade Value Shares
Change 		Shares
Change %
Citadel Advisors
26
Citadel Advisors
Florida
$1.31M +$1.31M +2,543 New
TCIM
27
TIAA CREF Investment Management
New York
$1.3M -$102K -198 -7%
Wells Fargo
28
Wells Fargo
California
$1.2M +$98.6K +192 +9%
VIA
29
Vident Investment Advisory
Georgia
$1.14M +$191K +371 +20%
TA
30
Teachers Advisors
New York
$946K -$1.88M -3,655 -66%
California State Teachers Retirement System (CalSTRS)
31
California State Teachers Retirement System (CalSTRS)
California
$939K -$45.2K -88 -5%
TAM
32
Tiverton Asset Management
Delaware
$869K – – –
Jennison Associates
33
Jennison Associates
New York
$829K +$829K +1,614 New
FSA
34
Franklin Street Advisors
North Carolina
$633K +$411K +800 +185%
CS
35
Credit Suisse
Switzerland
$591K -$197K -384 -25%
Swiss National Bank
36
Swiss National Bank
Switzerland
$588K +$51.4K +100 +10%
RhumbLine Advisers
37
RhumbLine Advisers
Massachusetts
$579K +$17.5K +34 +3%
TMAM
38
Tokio Marine Asset Management
Japan
$555K +$555K +1,080 New
PPA
39
Parametric Portfolio Associates
Washington
$522K +$201K +391 +63%
OWIM
40
Old West Investment Management
California
$512K +$512K +997 New
AA
41
ALPS Advisors
Colorado
$510K -$59.6K -116 -10%
New York State Common Retirement Fund
42
New York State Common Retirement Fund
New York
$508K – – –
Dimensional Fund Advisors
43
Dimensional Fund Advisors
Texas
$434K -$14.4K -28 -3%
RJA
44
Raymond James & Associates
Florida
$417K +$46.7K +91 +13%
Manulife (Manufacturers Life Insurance)
45
Manulife (Manufacturers Life Insurance)
Ontario, Canada
$391K +$52.5K +102 +16%
AllianceBernstein
46
AllianceBernstein
Tennessee
$381K -$51.3K -100 -12%
ProShare Advisors
47
ProShare Advisors
Maryland
$372K -$97.2K -189 -21%
Invesco
48
Invesco
Georgia
$366K +$366K +713 New
MLICM
49
Metropolitan Life Insurance Company (MetLife)
New York
$364K – – –
AIG
50
American International Group
New York
$294K +$19.5K +38 +7%
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