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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:
PROTO LABS INC: PRLB
Price: 5/15/26 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
$72.01 $73.11 $36.15 $1,713 24 169 0.0% 3.5% 94.68% 1.27%
Exch Sector Industry Sub-Industry
NYSE Manufacturing Fabricated Metal Products, Except Machinery And Transportation Equipment Fabricated Structural Metal Products
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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
    
 
SCHUMACHER DANIEL
CFO
JS
$18,138
255
---
5/20/26
---
$71.13
45,019
-0.6
D
---
5/22/26 - 4:12:33 pm
2
    
 
PARLANGE BERNARDO
O
JB
---
2,109
---
5/20/26
---
---
2,109
New
D
R
5/22/26 - 4:12:16 pm
3
    
 
BLACK ARCHIE C
DIR
JB
---
2,210
---
5/19/26
---
---
28,428
8.4
D
---
5/21/26 - 4:07:38 pm
4
    
 
CHAND SUJEET
DIR
JB
---
2,210
---
5/19/26
---
---
26,863
9.0
D
---
5/21/26 - 4:06:54 pm
5
    
 
CHIN MOONHIE
DIR
JB
---
2,210
---
5/19/26
---
---
22,306
11.0
D
---
5/21/26 - 4:06:29 pm
6
    
 
GAWLICK RAINER
DIR
JB
---
2,210
---
5/19/26
---
---
46,093
5.0
D
---
5/21/26 - 4:06:02 pm
7
    
 
WEHRWEIN SVEN
DIR
JB
---
2,210
---
5/19/26
---
---
34,505
6.8
D
---
5/21/26 - 4:05:15 pm
8
    
 
KRANTZ DONALD G
DIR
JB
---
2,210
---
5/19/26
---
---
26,863
9.0
D
R
5/21/26 - 4:04:52 pm
9
    
 
PARLANGE BERNARDO
O
3
---
---
---
5/18/26
---
---
---
---
---
---
5/22/26 - 4:11:43 pm
10
    
 
KENISON MICHAEL R
COO
OS
$1,636,166
23,463
5/11/26
5/12/26
$67.58
$70.30
18,683
-55.7
D
10b
5/13/26 - 4:40:37 pm
11
    
 
KENISON MICHAEL R
COO
OE
$617,367
14,960
5/11/26
5/12/26
$33.52
$59.40
34,713
75.7
D
10b
5/13/26 - 4:40:37 pm
12
    
 
KENISON MICHAEL R
COO
OS
$14,000
200
---
5/7/26
---
$70.00
27,186
-0.7
D
10b
5/8/26 - 4:33:27 pm
13
    
 
KENISON MICHAEL R
COO
OE
$6,736
200
---
5/7/26
---
$33.52
27,386
0.7
D
10b
5/8/26 - 4:33:27 pm
14
    
 
KRISHNA SURESH
PR,CEO,DIR
JB
---
13,373
---
2/25/26
---
---
31,394
74.2
D
R
2/27/26 - 4:16:58 pm
15
    
 
SCHUMACHER DANIEL
CFO
JS
$31,566
504
---
2/25/26
---
$62.63
45,274
-1.1
D
R
2/27/26 - 4:16:37 pm
16
    
 
SCHUMACHER DANIEL
CFO
JB
---
3,074
---
2/25/26
---
---
45,778
7.2
D
R
2/27/26 - 4:16:37 pm
17
    
 
KENISON MICHAEL R
COO
JS
$33,257
531
---
2/25/26
---
$62.63
27,186
-1.9
D
R
2/27/26 - 4:16:17 pm
18
    
 
KENISON MICHAEL R
COO
JB
---
2,415
---
2/25/26
---
---
27,717
9.5
D
R
2/27/26 - 4:16:17 pm
19
    
 
KERMISCH MARC
CTO
JB
---
2,795
---
2/25/26
---
---
6,513
75.2
D
R
2/27/26 - 4:15:49 pm
20
    
 
KENISON MICHAEL R
COO
AS
$332,315
5,000
---
2/17/26
---
$66.46
25,302
-16.5
D
10b
2/18/26 - 4:37:43 pm
21
    
 
SCHUMACHER DANIEL
CFO
JS
$85,548
1,267
---
2/13/26
---
$67.52
42,704
-2.9
D
---
2/18/26 - 4:38:16 pm
22
    
 
KENISON MICHAEL R
COO
JS
$103,981
1,540
---
2/13/26
---
$67.52
30,302
-4.8
D
10b
2/18/26 - 4:37:43 pm
23
    
 
SCHUMACHER DANIEL
CFO
OB
$106,088
3,135
---
2/11/26
---
$33.84
43,971
7.7
D
---
2/12/26 - 4:48:48 pm
24
    
 
KENISON MICHAEL R
COO
JS
$142,735
2,684
---
2/10/26
---
$53.18
31,842
-7.8
D
---
2/12/26 - 4:50:27 pm
25
    
 
SCHUMACHER DANIEL
CFO
JS
$362,103
6,809
---
2/10/26
---
$53.18
40,836
-14.3
D
---
2/12/26 - 4:48:48 pm
26
    
 
KENISON MICHAEL R
COO
AS
$150,000
2,500
---
2/6/26
---
$60.00
34,526
-6.8
D
10b
2/9/26 - 4:53:32 pm
27
    
 
KENISON MICHAEL R
COO
JB
---
8,128
---
1/29/26
---
---
37,026
28.1
D
---
2/4/26 - 6:16:19 pm
28
    
 
SCHUMACHER DANIEL
CFO
JB
---
20,686
---
1/29/26
---
---
47,645
76.7
D
---
2/4/26 - 6:15:51 pm
29
    
 
KENISON MICHAEL R
COO
AS
$152,931
3,048
---
11/25/25
---
$50.17
28,898
-9.5
D
A,10b
12/3/25 - 6:13:52 pm
30
    
 
KENISON MICHAEL R
COO
OE
$103,144
3,048
---
11/25/25
---
$33.84
31,946
10.5
D
A,10b
12/3/25 - 6:13:52 pm
31
    
 
KENISON MICHAEL R
COO
OS
$152,931
3,048
---
11/25/25
---
$50.17
28,898
-9.5
D
10b
11/26/25 - 5:37:23 pm
32
    
 
KENISON MICHAEL R
COO
OE
$103,144
3,048
---
11/25/25
---
$33.84
31,946
10.5
D
10b
11/26/25 - 5:37:23 pm
33
    
 
KERMISCH MARC
CTO
JB
---
3,718
---
11/17/25
---
---
3,718
New
D
R
11/19/25 - 4:13:18 pm
34
    
 
KERMISCH MARC
CTO
3
---
---
---
10/13/25
---
---
---
---
---
---
10/15/25 - 10:47:52 am
35
1y
10
30%
-1%
3
GAWLICK RAINER
DIR
B
$75,105
1,715
---
8/5/25
---
$43.79
43,883
4.1
D
---
8/7/25 - 4:09:01 pm
36
9m
1
100%
53%
3
KRISHNA SURESH
PR,CEO,DIR
B
$75,055
1,725
---
8/4/25
---
$43.51
18,021
10.6
D
---
8/6/25 - 8:48:14 pm
37
    
 
BLACK ARCHIE C
DIR
JB
---
3,939
---
5/23/25
---
---
26,218
17.7
D
---
5/28/25 - 6:04:48 pm
38
    
 
GAWLICK RAINER
DIR
JB
---
3,939
---
5/23/25
---
---
42,168
10.3
D
---
5/28/25 - 5:54:32 pm
39
    
 
CHIN MOONHIE
DIR
JB
---
3,939
---
5/23/25
---
---
20,096
24.4
D
---
5/28/25 - 5:54:04 pm
40
    
 
CHAND SUJEET
DIR
JB
---
3,939
---
5/23/25
---
---
24,653
19.0
D
---
5/28/25 - 5:53:31 pm
41
    
 
GREINER STACY
DIR
JB
---
3,939
---
5/23/25
---
---
19,644
25.1
D
---
5/28/25 - 5:52:41 pm
42
    
 
WEHRWEIN SVEN
DIR
JB
---
3,939
---
5/23/25
---
---
32,295
13.9
D
---
5/28/25 - 5:51:26 pm
43
    
 
KRANTZ DONALD G
DIR
JB
---
3,939
---
5/23/25
---
---
24,653
19.0
D
R
5/28/25 - 5:49:41 pm
44
    
 
KRISHNA SURESH
PR,CEO,DIR
JB
---
16,296
---
5/23/25
---
---
16,296
New
D
R
5/28/25 - 4:59:03 pm
45
    
 
KRISHNA SURESH
PR,CEO,DIR
3
---
---
---
5/20/25
---
---
---
---
---
---
5/28/25 - 4:58:19 pm
46
    
 
SCHUMACHER DANIEL
CFO
JS
$12,465
305
---
5/20/25
---
$40.87
26,959
-1.1
D
---
5/22/25 - 4:40:16 pm
47
    
 
KENISON MICHAEL R
COO
JS
$8,337
204
---
5/20/25
---
$40.87
28,841
-0.7
D
---
5/22/25 - 4:39:39 pm
48
    
 
SCHUMACHER DANIEL
CFO
JB
---
4,419
---
2/25/25
---
---
27,264
19.3
D
R
2/27/25 - 4:34:13 pm
49
    
 
KENISON MICHAEL R
COO
JB
---
6,943
---
2/25/25
---
---
28,982
31.5
D
R
2/27/25 - 4:33:21 pm
50
    
 
RYABOY OLEG
CTO
JB
---
7,574
---
2/25/25
---
---
35,305
27.3
D
R
2/27/25 - 4:32:39 pm
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