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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:
IDEAYA BIOSCIENCES INC: IDYA
Price: 3/28/25 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
$17.05 $44.42 $16.88 $1,493 88 888 0.0% 12.6% 109.51% 1.04%
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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
1y
3
100%
120%
1
HATA YUJIRO S
PR,CEO,DIR
OB
$250,012
12,808
---
2/18/25
---
$19.52
690,695
1.9
D
---
2/19/25 - 6:00:15 am
2
    
 
DORMAN STUART
O
3
---
---
---
12/11/24
---
---
---
---
---
---
12/20/24 - 4:53:22 pm
3
    
 
SNYDER DOUGLAS B
VP,GC
3
---
---
---
9/18/24
---
---
---
---
---
---
9/27/24 - 4:21:42 pm
4
    
 
THRONE JASON
LO
OB
$415,587
53,484
---
6/27/24
---
$7.01
63,484
534.8
D
---
6/27/24 - 6:47:10 pm
5
    
 
WHITE MICHAEL ANTHONY
O
OS
$1,032,884
28,500
---
5/29/24
$36.23
$36.78
---
All
D
10b
5/31/24 - 4:26:47 pm
6
    
 
WHITE MICHAEL ANTHONY
O
OE
$366,510
28,500
---
5/29/24
---
$12.86
28,500
New
D
10b
5/31/24 - 4:26:47 pm
7
1y
4
100%
-42%
1
HATA YUJIRO S
PR,CEO,DIR
OS
$7,397,291
175,000
5/14/24
5/16/24
$41.60
$42.37
677,887
-20.5
D
10b
5/16/24 - 5:51:24 pm
8
    
 
HATA YUJIRO S
PR,CEO,DIR
OE
$754,250
175,000
5/14/24
5/16/24
---
$4.31
761,743
29.8
D
10b
5/16/24 - 5:51:24 pm
9
    
 
RUIZ BRISENO ANDRES
O
AS
$92,045
2,000
---
2/9/24
---
$46.02
24,531
-7.5
D
10b
2/13/24 - 4:59:54 pm
10
1y
4
100%
-42%
1
HATA YUJIRO S
PR,CEO,DIR
OS
$4,495,550
99,372
2/8/24
2/9/24
$45.15
$45.54
677,887
-12.8
D
10b
2/12/24 - 4:27:58 pm
11
    
 
HATA YUJIRO S
PR,CEO,DIR
OE
$428,293
99,372
2/8/24
2/9/24
---
$4.31
753,702
15.2
D
10b
2/12/24 - 4:27:58 pm
12
1y
4
100%
-42%
1
HATA YUJIRO S
PR,CEO,DIR
OS
$28,260
628
---
2/1/24
$45.00
$45.01
677,887
-0.1
D
10b
2/5/24 - 6:05:39 pm
13
    
 
HATA YUJIRO S
PR,CEO,DIR
OE
$2,707
628
---
2/1/24
---
$4.31
678,515
0.1
D
10b
2/5/24 - 6:05:39 pm
14
    
 
RUIZ BRISENO ANDRES
O
AS
$84,050
2,000
---
1/22/24
---
$42.03
26,531
-7.0
D
10b
1/24/24 - 7:12:09 pm
15
1y
4
100%
-42%
1
HATA YUJIRO S
PR,CEO,DIR
OS
$3,010,882
75,000
1/12/24
1/16/24
$40.04
$40.17
677,887
-10.0
D
10b
1/17/24 - 5:40:01 pm
16
    
 
HATA YUJIRO S
PR,CEO,DIR
OE
$323,250
75,000
1/12/24
1/16/24
---
$4.31
740,626
11.3
D
10b
1/17/24 - 5:40:01 pm
17
    
 
RUIZ BRISENO ANDRES
O
AS
$76,026
2,000
---
1/12/24
---
$38.01
28,531
-6.6
D
10b
1/17/24 - 5:41:04 pm
18
    
 
THRONE JASON
LO
OB
$203,500
20,000
12/15/23
12/18/23
---
$7.01
10,000
---
D
10b
12/19/23 - 5:37:12 pm
19
    
 
THRONE JASON
LO
AS
$350,371
10,000
---
12/15/23
---
$35.04
---
All
D
10b
12/19/23 - 5:37:12 pm
20
1y
4
100%
-42%
1
HATA YUJIRO S
PR,CEO,DIR
OS
$2,627,618
75,000
---
12/15/23
---
$35.03
677,887
-10.0
D
10b
12/19/23 - 5:34:13 pm
21
    
 
HATA YUJIRO S
PR,CEO,DIR
OE
$323,250
75,000
---
12/15/23
---
$4.31
752,887
11.1
D
10b
12/19/23 - 5:34:13 pm
22
    
 
RUIZ BRISENO ANDRES
O
AS
$68,002
2,000
---
12/14/23
$34.00
$34.01
30,531
-6.1
D
10b
12/18/23 - 5:45:13 pm
23
    
 
THRONE JASON
LO
AS
$155,360
5,163
---
11/3/23
---
$30.09
---
All
D
10b
11/7/23 - 5:47:40 pm
24
    
 
THRONE JASON
LO
OE
$66,396
5,163
---
11/3/23
---
$12.86
5,163
New
D
10b
11/7/23 - 5:47:40 pm
25
    
 
THRONE JASON
LO
OS
$30,005
1,000
---
9/12/23
$30.00
$30.01
---
All
D
10b
9/14/23 - 5:23:24 pm
26
    
 
THRONE JASON
LO
OE
$12,860
1,000
---
9/12/23
---
$12.86
1,000
New
D
10b
9/14/23 - 5:23:24 pm
27
    
 
THRONE JASON
LO
OS
$115,222
3,837
9/1/23
9/5/23
---
$30.03
---
All
D
10b
9/6/23 - 6:37:09 pm
28
    
 
THRONE JASON
LO
OE
$49,344
3,837
9/1/23
9/5/23
---
$12.86
2,100
---
D
10b
9/6/23 - 6:37:09 pm
29
    
 
RUIZ BRISENO ANDRES
O
AS
$60,016
2,000
---
9/1/23
---
$30.01
32,531
-5.8
D
10b
9/6/23 - 6:36:09 pm
30
1y
6
17%
26%
1
STONE PAUL A
CFO
AS
$144,352
5,000
---
8/29/23
---
$28.87
9,303
-35.0
D
10b
8/31/23 - 5:49:27 pm
31
1y
6
17%
26%
1
STONE PAUL A
CFO
AS
$25,819
978
---
8/21/23
---
$26.40
14,303
-6.4
D
10b
8/23/23 - 6:31:54 pm
32
1y
6
17%
26%
1
STONE PAUL A
CFO
AS
$106,105
4,022
8/16/23
8/18/23
---
$26.38
15,281
-20.8
D
10b
8/18/23 - 6:33:59 pm
33
    
 
THRONE JASON
LO
OS
$125,430
5,000
---
8/9/23
---
$25.09
---
All
D
10b
8/11/23 - 7:22:43 pm
34
    
 
THRONE JASON
LO
OE
$66,700
5,000
---
8/9/23
---
$13.34
5,000
New
D
10b
8/11/23 - 7:22:43 pm
35
1y
6
17%
26%
1
STONE PAUL A
CFO
AS
$62,613
2,500
---
8/9/23
---
$25.05
19,303
-11.5
D
10b
8/11/23 - 7:21:28 pm
36
    
 
THRONE JASON
LO
OS
$218,178
9,485
---
7/10/23
---
$23.00
---
All
D
10b
7/12/23 - 5:25:29 pm
37
    
 
THRONE JASON
LO
OE
$95,740
9,485
---
7/10/23
$7.01
$12.86
9,485
New
D
10b
7/12/23 - 5:25:29 pm
38
    
 
RUIZ BRISENO ANDRES
O
3
---
---
---
7/1/23
---
---
34,531
---
D
---
7/3/23 - 7:50:07 pm
39
    
 
THRONE JASON
LO
OS
$91,729
3,985
5/31/23
6/1/23
$23.00
$23.02
---
All
D
10b
6/2/23 - 5:29:23 pm
40
    
 
THRONE JASON
LO
OE
$27,935
3,985
5/31/23
6/1/23
---
$7.01
3,553
---
D
10b
6/2/23 - 5:29:23 pm
41
    
 
THRONE JASON
LO
OS
$11,500
500
---
5/22/23
---
$23.00
---
All
D
10b
5/24/23 - 5:51:47 pm
42
    
 
THRONE JASON
LO
OE
$3,505
500
---
5/22/23
---
$7.01
500
New
D
10b
5/24/23 - 5:51:47 pm
43
1y
3
67%
87%
1
STONE PAUL A
CFO
OB
$36,960
8,000
---
4/13/23
---
$4.62
21,803
58.0
D
---
4/14/23 - 1:20:15 pm
44
1y
3
100%
120%
1
HATA YUJIRO S
PR,CEO,DIR
OB
$50,000
11,601
---
4/12/23
---
$4.31
677,887
1.7
D
---
4/13/23 - 4:11:27 pm
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