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 B  AB  JB*  OB  OE*  OE
 S  AS  JS*  OS  OS*  3
 JB
 JS
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Detailed Insider History for:
ATARA BIOTHERAPEUTICS INC: ATRA
Price: 8/15/25 52-Wk
High		 52-Wk
Low		 Mkt Cap (mm) Shrs Out (mm) 3-Mth Ave
Vol (m)		 Ind. Yield Short Int
% Float		 Inst. Owned Insider Owned
$12.29 $18.71 $5.01 $86 7 57 0.0% 4.5% 44.64% 21.39%
Exch Sector Industry Sub-Industry
NasdaqGS Manufacturing Chemicals And Allied Products Biological Products, (No Disgnostic Substances)
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#
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Insider Statistics
T N H M S
Filer Name
Insider Title
Trans Type
Dollar Value
Shares Traded
Trans Date From
Trans Date To
Trans Price From
Trans Price To
Total Holdings
Delta % Owned
Owned
Other Info
Input Date
1
    
 
HENRICH JILL
VP
JB
---
450,000
---
1/8/24
---
---
558,880
413.3
D
R
1/9/24 - 4:40:06 pm
2
    
 
TOUCHON PASCAL
PR,CEO,DIR
S
$7,939
20,409
---
11/16/23
---
$0.39
655,496
-3.0
D
R
11/20/23 - 5:31:30 pm
3
    
 
NGUYEN ANHCO
VP,CTO
S
$3,445
8,856
---
11/16/23
---
$0.39
277,143
-3.1
D
R
11/20/23 - 5:31:08 pm
4
    
 
MURUGAN AMAR
VP,LO
S
$3,231
8,307
---
11/16/23
---
$0.39
257,084
-3.1
D
R
11/20/23 - 5:30:36 pm
5
    
 
JOSHI MANHER
VP
S
$4,780
12,287
---
11/16/23
---
$0.39
171,284
-6.7
D
R
11/20/23 - 5:30:19 pm
6
    
 
HYLLENGREN ERIC J
VP,CFO
S
$4,652
11,958
---
11/16/23
---
$0.39
205,998
-5.5
D
R
11/20/23 - 5:29:48 pm
7
    
 
HENRICH JILL
VP
S
$1,271
3,267
---
11/16/23
---
$0.39
104,424
-3.0
D
R
11/20/23 - 5:29:23 pm
8
1y
3
67%
1,040%
1
GALLAGHER CAROL GILTNER
DIR
B
$68,214
270,000
11/13/23
11/14/23
$0.22
$0.31
459,418
142.5
D
---
11/15/23 - 5:07:08 pm
9
1y
1
100%
3,570%
2
HEIDEN WILLIAM K
DIR
B
$25,330
100,000
---
11/10/23
---
$0.25
209,000
91.7
D
---
11/14/23 - 6:29:04 pm
10
1y
4
50%
886%
4
DOBMEIER ERIC
DIR
B
$101,340
446,825
---
11/10/23
---
$0.23
563,325
383.5
D
---
11/14/23 - 6:27:14 pm
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