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ATRAATRA
9 quarters

Position history for CITADEL ADVISORS LLCCITADEL ADVISORS LLC's holdings in ATARA BIOTHERAPEUTICS INC

CITADEL ADVISORS LLC holds 10,159 shares of ATRA (ATARA BIOTHERAPEUTICS INC), worth $116,625 as of 2026-Q2. This is a new position.

Current Value

$116,625

Current Shares

10,159

Total Value Change

-$2.1M

Total Shares Change

-250,321

Quarter-by-Quarter History
QuarterActionSharesChangeValueWeightPriceConviction
2026-Q2
Latest
New
10,159
-
$116,6250.0%$11.48
34
2026-Q1
Exited
0
-100.0%
$00.0%$5.42
0
2025-Q4
New
15,577
-
$281,7880.0%$17.88
36
2025-Q3
Exited
0
-100.0%
$00.0%$13.81
0
2025-Q2
New
23,003
-
$177,5830.0%$7.96
35
2025-Q1
Exited
0
-100.0%
$00.0%$6.53
0
2024-Q4
Increased
267,353
+2.6%
$3.6M0.0%$13.28
27
2024-Q3
Unchanged
260,480
0.0%
$2.1M0.0%$8.07
0
2024-Q2
New
260,480
-
$2.2M0.0%$8.50
36

Other major holders of ATRA: ADAGE CAPITAL PARTNERS GP, L.L.C., Point72 Asset Management, L.P., VANGUARD GROUP INC

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