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 JS
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Detailed Insider History for:
CASTLE BIOSCIENCES INC: CSTL
Price: 12/13/24 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
$28.87 $35.84 $16.97 $809 28 396 0.0% 6.8% 94.50% 3.50%
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
    
 
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
2
    
 
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
3
    
 
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
4
    
 
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
5
    
 
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
6
    
 
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
7
1y
60
63%
-6%
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
8
    
 
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
9
    
 
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
10
    
 
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
11
    
 
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
12
    
 
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
13
    
 
JUVENAL TOBIN W
O
JB
---
23,881
12/9/23
12/10/23
---
---
40,583
143.0
D
R
12/12/23 - 7:28:58 pm
14
    
 
MAETZOLD DEREK J
PR,CEO,DIR
JS
$362,294
17,962
12/9/23
12/10/23
---
$20.17
116,910
-13.3
D
R,10b
12/12/23 - 7:23:52 pm
15
    
 
MAETZOLD DEREK J
PR,CEO,DIR
JB
---
54,283
12/9/23
12/10/23
---
---
133,327
68.7
D
R,10b
12/12/23 - 7:23:52 pm
16
    
 
MAETZOLD DEREK J
PR,CEO,DIR
AS
$50,853
2,530
---
12/8/23
---
$20.10
14,325
-15.0
I
R,10b
12/12/23 - 7:23:52 pm
17
    
 
MAETZOLD DEREK J
PR,CEO,DIR
AS
$46,672
2,322
---
12/8/23
---
$20.10
94,895
-2.4
D
R,10b
12/12/23 - 7:23:52 pm
18
1y
60
63%
-6%
6
BRADBURY DANIEL
DIR
AS
$138,119
6,875
---
12/8/23
---
$20.09
50,605
-12.0
I
10b
12/12/23 - 7:19:16 pm
19
    
 
MAETZOLD DEREK J
PR,CEO,DIR
AS
$961
48
---
12/6/23
---
$20.02
97,217
-0.0
D
10b
12/8/23 - 4:38:17 pm
20
    
 
MAETZOLD DEREK J
PR,CEO,DIR
AS
$1,041
52
---
12/6/23
---
$20.02
14,592
-0.4
I
10b
12/8/23 - 4:38:17 pm
21
1y
60
63%
-6%
6
BRADBURY DANIEL
DIR
AS
$4,004
200
---
12/6/23
---
$20.02
52,952
-0.4
I
10b
12/8/23 - 4:35:30 pm
22
    
 
MAETZOLD DEREK J
PR,CEO,DIR
AS
$100,932
5,030
12/1/23
12/4/23
$20.06
$20.08
14,597
-25.6
I
10b
12/5/23 - 5:49:46 pm
23
    
 
MAETZOLD DEREK J
PR,CEO,DIR
AS
$92,584
4,614
12/1/23
12/4/23
$20.06
$20.08
97,265
-4.5
D
10b
12/5/23 - 5:49:46 pm
24
1y
60
63%
-6%
6
BRADBURY DANIEL
DIR
AS
$278,590
13,885
12/1/23
12/4/23
$20.05
$20.08
53,020
-20.8
I
10b
12/5/23 - 5:46:12 pm
25
    
 
MAETZOLD DEREK J
PR,CEO,DIR
AS
$224,678
11,176
11/29/23
11/30/23
---
$20.07
15,127
-42.5
I
10b
12/1/23 - 4:34:17 pm
26
    
 
MAETZOLD DEREK J
PR,CEO,DIR
AS
$206,122
10,253
11/29/23
11/30/23
---
$20.07
101,879
-9.1
D
10b
12/1/23 - 4:34:17 pm
27
1y
60
63%
-6%
6
BRADBURY DANIEL
DIR
AS
$593,574
29,521
11/29/23
11/30/23
---
$20.08
57,761
-33.8
I
10b
12/1/23 - 4:30:19 pm
28
    
 
MAETZOLD DEREK J
PR,CEO,DIR
AS
$5,749
287
---
11/24/23
---
$20.03
112,132
-0.3
D
10b
11/28/23 - 4:43:18 pm
29
    
 
MAETZOLD DEREK J
PR,CEO,DIR
AS
$6,269
313
---
11/24/23
---
$20.03
16,305
-1.9
I
10b
11/28/23 - 4:43:18 pm
30
1y
60
63%
-6%
6
BRADBURY DANIEL
DIR
AS
$16,016
800
---
11/24/23
---
$20.02
63,665
-1.2
I
10b
11/28/23 - 4:31:18 pm
31
1y
60
63%
-6%
6
BRADBURY DANIEL
DIR
AS
$121,330
6,055
11/20/23
11/21/23
---
$20.00
63,825
-8.7
I
10b
11/22/23 - 4:22:22 pm
32
    
 
MAETZOLD DEREK J
PR,CEO,DIR
AS
$53,765
2,684
11/20/23
11/21/23
---
$20.01
112,419
-2.3
D
10b
11/22/23 - 4:20:18 pm
33
    
 
MAETZOLD DEREK J
PR,CEO,DIR
AS
$58,612
2,926
11/20/23
11/21/23
---
$20.01
16,338
-15.2
I
10b
11/22/23 - 4:20:18 pm
34
    
 
MAETZOLD DEREK J
PR,CEO,DIR
AS
$14,397
718
---
9/1/23
---
$20.05
115,103
-0.6
D
10b
9/6/23 - 4:40:40 pm
35
    
 
MAETZOLD DEREK J
PR,CEO,DIR
AS
$15,681
782
---
9/1/23
---
$20.05
16,646
-4.5
I
10b
9/6/23 - 4:40:40 pm
36
1y
60
63%
-6%
6
BRADBURY DANIEL
DIR
AS
$36,112
1,802
---
9/1/23
---
$20.04
65,037
-2.7
I
10b
9/6/23 - 4:28:23 pm
37
    
 
MAETZOLD DEREK J
PR,CEO,DIR
AS
$125,298
6,249
8/30/23
8/31/23
$20.03
$20.06
16,729
-27.2
I
10b
9/1/23 - 4:26:11 pm
38
    
 
MAETZOLD DEREK J
PR,CEO,DIR
AS
$114,410
5,706
8/30/23
8/31/23
$20.03
$20.06
115,821
-4.7
D
10b
9/1/23 - 4:26:11 pm
39
1y
60
63%
-6%
6
BRADBURY DANIEL
DIR
AS
$238,885
11,918
8/30/23
8/31/23
$20.03
$20.05
65,397
-15.4
I
10b
9/1/23 - 4:23:13 pm
40
    
 
MAETZOLD DEREK J
PR,CEO,DIR
AS
$6,311
314
---
8/3/23
---
$20.10
17,391
-1.8
I
10b
8/7/23 - 5:07:52 pm
41
    
 
MAETZOLD DEREK J
PR,CEO,DIR
AS
$5,749
286
---
8/3/23
---
$20.10
121,527
-0.2
D
10b
8/7/23 - 5:07:52 pm
42
    
 
GOLDBERG ELLEN
DIR
JB
---
440
---
7/14/23
---
---
9,505
4.9
D
R
7/18/23 - 4:51:32 pm
43
    
 
CAPLE KIM
DIR
JB
---
440
---
7/14/23
---
---
4,705
10.3
D
R
7/18/23 - 4:41:38 pm
44
    
 
MAETZOLD DEREK J
PR,CEO,DIR
AS
$335,537
16,740
---
7/7/23
---
$20.04
17,424
-49.0
I
10b
7/11/23 - 5:10:56 pm
45
    
 
MAETZOLD DEREK J
PR,CEO,DIR
AS
$167,889
8,376
---
7/7/23
---
$20.04
121,813
-6.4
D
10b
7/11/23 - 5:10:56 pm
46
1y
60
63%
-6%
6
BRADBURY DANIEL
DIR
AS
$1,019,500
50,000
---
7/7/23
---
$20.39
67,780
-42.5
I
10b
7/11/23 - 5:06:08 pm
47
    
 
GOLDBERG ELLEN
DIR
B
$69,004
4,800
---
6/5/23
$11.23
$17.27
9,065
112.5
D
---
6/6/23 - 4:48:24 pm
48
    
 
CAPLE KIM
DIR
JB
---
3,825
---
6/2/23
---
---
4,265
869.3
D
R
6/6/23 - 4:46:01 pm
49
    
 
BRADBURY DANIEL
DIR
JB
---
3,825
---
6/2/23
---
---
4,655
460.8
D
R
6/6/23 - 4:44:36 pm
50
    
 
ASPINALL MARA G
DIR
JB
---
3,825
---
6/2/23
---
---
35,503
12.1
D
R
6/6/23 - 4:42:26 pm
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