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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:
CASTLE BIOSCIENCES INC: CSTL
Price: 11/8/24 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
$33.29 $35.84 $16.51 $932 28 390 0.0% 6.4% 94.45% 3.25%
Exch Sector Industry Sub-Industry
NasdaqGM Manufacturing Industrial And Commercial Machinery And Computer Equipment Computer Peripheral Equipment, N E C
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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
    
 
COLE G BRADLEY
DIR
JB
---
8,636
---
5/25/24
---
---
13,291
185.5
D
R
5/29/24 - 4:43:05 pm
2
    
 
GOLDBERG ELLEN
DIR
JB
---
8,636
---
5/25/24
---
---
18,141
90.9
D
R
5/29/24 - 4:41:38 pm
3
    
 
HARRISON MILES
DIR
JB
---
8,636
---
5/25/24
---
---
13,291
185.5
D
R
5/29/24 - 4:40:07 pm
4
    
 
OLSON TIFFANY
DIR
JB
---
8,636
---
5/25/24
---
---
16,403
111.2
D
R
5/29/24 - 4:37:15 pm
5
    
 
ASPINALL MARA G
DIR
JB
---
8,636
---
5/23/24
---
---
44,139
24.3
D
R
6/4/24 - 6:52:17 pm
6
    
 
MAETZOLD DEREK J
PR,CEO,DIR
AS
$96,290
3,968
---
5/14/24
$24.17
$24.95
8,911
-30.8
I
10b
5/16/24 - 4:20:44 pm
7
    
 
MAETZOLD DEREK J
PR,CEO,DIR
AS
$57,463
2,368
---
5/14/24
$24.17
$24.95
60,261
-3.8
D
10b
5/16/24 - 4:20:44 pm
8
    
 
OLSON TIFFANY
DIR
JB
---
487
---
5/10/24
---
---
7,767
6.7
D
R
5/14/24 - 4:36:49 pm
9
1y
39
69%
-16%
6
BRADBURY DANIEL
DIR
AS
$574,679
23,323
---
5/6/24
---
$24.64
9,981
-70.0
I
10b
5/8/24 - 4:51:40 pm
10
    
 
MAETZOLD DEREK J
PR,CEO,DIR
AS
$58,537
2,368
---
5/6/24
---
$24.72
62,629
-3.6
D
10b
5/8/24 - 4:47:23 pm
11
    
 
MAETZOLD DEREK J
PR,CEO,DIR
AS
$98,089
3,968
---
5/6/24
---
$24.72
9,297
-29.9
I
10b
5/8/24 - 4:47:23 pm
12
    
 
MAETZOLD DEREK J
PR,CEO,DIR
AS
$8,466
421
---
4/23/24
---
$20.11
64,997
-0.6
D
10b
4/25/24 - 4:54:21 pm
13
    
 
MAETZOLD DEREK J
PR,CEO,DIR
AS
$14,177
705
---
4/23/24
---
$20.11
9,683
-6.8
I
10b
4/25/24 - 4:54:21 pm
14
    
 
MAETZOLD DEREK J
PR,CEO,DIR
AS
$39,621
1,947
---
4/12/24
---
$20.35
65,418
-2.9
D
10b
4/16/24 - 4:46:52 pm
15
    
 
MAETZOLD DEREK J
PR,CEO,DIR
AS
$66,402
3,263
---
4/12/24
---
$20.35
9,752
-25.1
I
10b
4/16/24 - 4:46:52 pm
16
1y
39
69%
-16%
6
BRADBURY DANIEL
DIR
AS
$49,087
2,400
---
4/8/24
---
$20.45
17,944
-11.8
I
10b
4/10/24 - 4:35:01 pm
17
1y
39
69%
-16%
6
BRADBURY DANIEL
DIR
AS
$441,853
20,923
4/4/24
4/5/24
---
$20.86
18,763
-52.7
I
10b
4/8/24 - 4:31:47 pm
18
    
 
MAETZOLD DEREK J
PR,CEO,DIR
AS
$51,386
2,368
---
4/3/24
---
$21.70
67,365
-3.4
D
10b
4/5/24 - 4:37:55 pm
19
    
 
MAETZOLD DEREK J
PR,CEO,DIR
AS
$86,106
3,968
---
4/3/24
---
$21.70
10,069
-28.3
I
10b
4/5/24 - 4:37:55 pm
20
    
 
COTTON RODNEY
DIR
3
---
---
---
3/26/24
---
---
---
---
---
---
3/28/24 - 4:30:48 pm
21
    
 
MAETZOLD DEREK J
PR,CEO,DIR
AS
$80,483
3,968
3/20/24
3/21/24
$20.27
$20.70
10,455
-27.5
I
10b
3/22/24 - 5:16:51 pm
22
    
 
MAETZOLD DEREK J
PR,CEO,DIR
AS
$48,031
2,368
3/20/24
3/21/24
$20.27
$20.70
69,733
-3.3
D
10b
3/22/24 - 5:16:51 pm
23
    
 
MAETZOLD DEREK J
PR,CEO,DIR
AS
$82,997
3,996
---
3/7/24
---
$20.77
10,841
-26.9
I
10b
3/11/24 - 5:18:21 pm
24
    
 
MAETZOLD DEREK J
PR,CEO,DIR
AS
$49,266
2,372
---
3/7/24
---
$20.77
72,101
-3.2
D
10b
3/11/24 - 5:18:21 pm
25
    
 
MAETZOLD DEREK J
PR,CEO,DIR
OS*
$88,461
4,131
---
3/5/24
---
$21.41
74,473
-5.3
D
R
3/6/24 - 5:58:15 pm
26
    
 
MAETZOLD DEREK J
PR,CEO,DIR
OE*
$39,752
10,686
---
3/5/24
---
$3.72
78,604
15.7
D
R
3/6/24 - 5:58:15 pm
27
1y
39
69%
-16%
6
BRADBURY DANIEL
DIR
AS
$482,285
23,323
---
3/4/24
$20.44
$21.28
25,907
-47.4
I
10b
3/6/24 - 5:52:27 pm
28
1y
39
69%
-16%
6
BRADBURY DANIEL
DIR
AS
$48,117
2,074
---
2/7/24
---
$23.20
33,870
-5.8
I
10b
2/9/24 - 4:49:06 pm
29
1y
39
69%
-16%
6
BRADBURY DANIEL
DIR
AS
$493,818
21,249
2/5/24
2/6/24
$22.74
$23.63
34,578
-38.1
I
10b
2/7/24 - 4:19:09 pm
30
1y
39
69%
-16%
6
BRADBURY DANIEL
DIR
AS
$475,585
23,323
1/4/24
1/5/24
---
$20.36
41,833
-35.8
I
10b
1/8/24 - 4:19:09 pm
31
    
 
JUVENAL TOBIN W
O
OB
$19,381
6,701
---
1/2/24
$2.39
$3.38
46,857
16.7
D
---
1/4/24 - 5:16:20 pm
32
    
 
OELSCHLAGER KRISTEN M
COO
OB
$38,034
12,615
---
12/29/23
$2.36
$3.38
150,302
9.2
D
---
1/3/24 - 4:11:35 pm
33
    
 
MAETZOLD DEREK J
PR,CEO,DIR
AS
$264,525
12,030
12/27/23
12/28/23
$21.90
$22.17
64,084
-15.8
D
10b
12/29/23 - 4:05:51 pm
34
    
 
MAETZOLD DEREK J
PR,CEO,DIR
AS
$37,249
1,694
12/27/23
12/28/23
$21.90
$22.17
11,629
-12.7
I
10b
12/29/23 - 4:05:51 pm
35
    
 
MAETZOLD DEREK J
PR,CEO,DIR
AS
$228,316
10,404
12/22/23
12/26/23
---
$21.93
76,114
-12.0
D
10b
12/27/23 - 4:18:36 pm
36
    
 
MAETZOLD DEREK J
PR,CEO,DIR
AS
$32,150
1,465
12/22/23
12/26/23
---
$21.93
11,807
-11.0
I
10b
12/27/23 - 4:18:36 pm
37
    
 
MAETZOLD DEREK J
PR,CEO,DIR
AS
$344,867
16,200
12/20/23
12/21/23
$21.05
$21.40
86,518
-15.8
D
10b
12/22/23 - 4:06:55 pm
38
    
 
MAETZOLD DEREK J
PR,CEO,DIR
AS
$48,579
2,282
12/20/23
12/21/23
$21.05
$21.40
11,962
-16.0
I
10b
12/22/23 - 4:06:55 pm
39
    
 
MAETZOLD DEREK J
PR,CEO,DIR
AS
$235,123
11,439
12/18/23
12/19/23
$20.27
$20.84
102,718
-10.0
D
10b
12/20/23 - 4:46:26 pm
40
    
 
MAETZOLD DEREK J
PR,CEO,DIR
AS
$99,419
4,812
12/18/23
12/19/23
$20.27
$20.84
12,202
-28.3
I
10b
12/20/23 - 4:46:26 pm
41
    
 
MAETZOLD DEREK J
PR,CEO,DIR
AS
$230,857
11,089
12/14/23
12/15/23
---
$20.21
12,710
-46.6
I
10b
12/18/23 - 4:06:30 pm
42
    
 
MAETZOLD DEREK J
PR,CEO,DIR
AS
$266,110
12,861
12/14/23
12/15/23
---
$20.21
114,157
-10.1
D
10b
12/18/23 - 4:06:30 pm
43
    
 
MAETZOLD DEREK J
PR,CEO,DIR
AS
$85,518
4,234
12/12/23
12/13/23
$20.01
$20.21
13,879
-23.4
I
10b
12/14/23 - 5:39:16 pm
44
    
 
MAETZOLD DEREK J
PR,CEO,DIR
AS
$84,732
4,198
12/12/23
12/13/23
$20.01
$20.21
127,018
-3.2
D
10b
12/14/23 - 5:39:16 pm
45
1y
39
69%
-16%
6
BRADBURY DANIEL
DIR
AS
$47,419
2,368
12/12/23
12/13/23
$20.01
$20.04
49,796
-4.5
I
10b
12/14/23 - 5:32:04 pm
46
    
 
OELSCHLAGER KRISTEN M
COO
JS
$126,950
6,294
12/9/23
12/10/23
---
$20.17
131,855
-4.6
D
R
12/12/23 - 7:39:03 pm
47
    
 
OELSCHLAGER KRISTEN M
COO
JB
---
23,881
12/9/23
12/10/23
---
---
138,149
20.9
D
R
12/12/23 - 7:39:03 pm
48
    
 
STOKES FRANK
CFO
JS
$134,231
6,655
12/9/23
12/10/23
---
$20.17
33,767
-16.5
D
R
12/12/23 - 7:33:31 pm
49
    
 
STOKES FRANK
CFO
JB
---
22,787
12/9/23
12/10/23
---
---
40,135
131.4
D
R
12/12/23 - 7:33:31 pm
50
    
 
JUVENAL TOBIN W
O
JS
$117,329
5,817
12/9/23
12/10/23
---
$20.17
34,166
-14.5
D
R
12/12/23 - 7:28:58 pm
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