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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: 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
$19.94 $35.84 $16.97 $569 29 445 0.0% 6.3% 93.97% 3.35%
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
$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
2
    
 
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
3
    
 
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
4
1y
64
61%
-5%
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
5
    
 
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
6
    
 
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
7
1y
64
61%
-5%
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
8
    
 
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
9
    
 
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
10
    
 
GOLDBERG ELLEN
DIR
JB
---
440
---
7/14/23
---
---
9,505
4.9
D
R
7/18/23 - 4:51:32 pm
11
    
 
CAPLE KIM
DIR
JB
---
440
---
7/14/23
---
---
4,705
10.3
D
R
7/18/23 - 4:41:38 pm
12
    
 
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
13
    
 
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
14
1y
64
61%
-5%
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
15
    
 
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
16
    
 
CAPLE KIM
DIR
JB
---
3,825
---
6/2/23
---
---
4,265
869.3
D
R
6/6/23 - 4:46:01 pm
17
    
 
BRADBURY DANIEL
DIR
JB
---
3,825
---
6/2/23
---
---
4,655
460.8
D
R
6/6/23 - 4:44:36 pm
18
    
 
ASPINALL MARA G
DIR
JB
---
3,825
---
6/2/23
---
---
35,503
12.1
D
R
6/6/23 - 4:42:26 pm
19
    
 
COLE G BRADLEY
DIR
JB
---
3,825
---
6/2/23
---
---
4,655
460.8
D
R
6/6/23 - 4:40:25 pm
20
    
 
GOLDBERG ELLEN
DIR
JB
---
3,825
---
6/2/23
---
---
4,265
869.3
D
R
6/6/23 - 4:38:26 pm
21
    
 
HARRISON MILES
DIR
JB
---
3,825
---
6/2/23
---
---
4,655
460.8
D
R
6/6/23 - 4:35:40 pm
22
    
 
OLSON TIFFANY
DIR
JB
---
3,825
---
6/2/23
---
---
7,280
110.7
D
R
6/6/23 - 4:33:03 pm
23
    
 
MAETZOLD DEREK J
PR,CEO,DIR
AS
$129,263
5,580
5/15/23
5/16/23
---
$22.82
19,515
-22.2
I
10b
5/17/23 - 5:07:17 pm
24
    
 
MAETZOLD DEREK J
PR,CEO,DIR
AS
$64,678
2,792
5/15/23
5/16/23
---
$22.82
149,189
-1.8
D
10b
5/17/23 - 5:07:17 pm
25
    
 
OLSON TIFFANY
DIR
JB
---
487
---
5/10/23
---
---
3,455
16.4
D
R
5/12/23 - 4:14:01 pm
26
1y
64
61%
-5%
6
BRADBURY DANIEL
DIR
AS
$540,745
25,000
5/4/23
5/5/23
$21.12
$21.80
77,780
-24.3
I
10b
5/8/23 - 4:26:21 pm
27
    
 
MAETZOLD DEREK J
PR,CEO,DIR
AS
$120,734
5,580
---
5/4/23
$21.43
$21.94
20,212
-21.6
I
10b
5/8/23 - 4:21:46 pm
28
    
 
MAETZOLD DEREK J
PR,CEO,DIR
AS
$60,410
2,792
---
5/4/23
$21.43
$21.94
151,981
-1.8
D
10b
5/8/23 - 4:21:46 pm
29
    
 
MAETZOLD DEREK J
PR,CEO,DIR
AS
$126,412
5,580
4/12/23
4/13/23
$22.61
$22.68
20,908
-21.1
I
10b
4/14/23 - 4:53:48 pm
30
    
 
MAETZOLD DEREK J
PR,CEO,DIR
AS
$63,251
2,792
4/12/23
4/13/23
$22.61
$22.68
154,773
-1.8
D
10b
4/14/23 - 4:53:48 pm
31
1y
64
61%
-5%
6
BRADBURY DANIEL
DIR
AS
$157,620
7,100
---
4/5/23
---
$22.20
82,780
-7.9
I
10b
4/6/23 - 4:22:01 pm
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