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 S  AS  JS*  OS  OS*  3
 JB
 JS
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Detailed Insider History for:
ONTO INNOVATION INC: ONTO
Price: 3/6/26 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
$179.72 $232.49 $85.88 $8,933 50 909 0.0% 2.6% 98.83% 0.84%
Exch Sector Industry Sub-Industry
NYSE Manufacturing Measuring, Analyzing, And Controlling Instruments; Photographic, Medical And Optical Goods; Watches And Clocks Measuring & Controlling Devices, N E C
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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
    
 
DOLEV IDO
VP
JS
$169,943
819
---
3/3/26
---
$207.50
26,536
-3.0
D
R
3/4/26 - 4:46:48 pm
2
    
 
YALDAEI RAMIL
COO
JS
$127,613
615
---
3/3/26
---
$207.50
18,436
-3.2
D
R
3/4/26 - 4:45:51 pm
3
    
 
PLISINSKI MICHAEL P
CEO,DIR
JS
$776,465
3,742
---
3/3/26
---
$207.50
179,242
-2.0
D
R
3/4/26 - 4:44:59 pm
4
    
 
OH YOON AH
VP,GC,SEC
JS
$86,528
417
---
3/3/26
---
$207.50
21,640
-1.9
D
R
3/4/26 - 4:44:25 pm
5
    
 
ROBERTS BRIAN K
CFO
JB
---
3,096
---
3/2/26
---
---
24,271
14.6
D
R
3/4/26 - 4:47:22 pm
6
    
 
DOLEV IDO
VP
JB
---
3,440
---
3/2/26
---
---
27,355
14.4
D
R
3/4/26 - 4:46:48 pm
7
    
 
YALDAEI RAMIL
COO
JB
---
7,683
---
3/2/26
---
---
19,051
67.6
D
R
3/4/26 - 4:45:51 pm
8
    
 
PLISINSKI MICHAEL P
CEO,DIR
JB
---
14,479
---
3/2/26
---
---
182,984
8.6
D
R
3/4/26 - 4:44:59 pm
9
    
 
OH YOON AH
VP,GC,SEC
JB
---
2,408
---
3/2/26
---
---
22,057
12.3
D
R
3/4/26 - 4:44:25 pm
10
    
 
CHEN SHIRLEY
VP
JB
---
2,523
---
3/2/26
---
---
15,517
19.4
D
R
3/4/26 - 4:43:53 pm
11
    
 
YALDAEI RAMIL
COO
JS
$134,499
623
---
3/1/26
---
$215.89
11,368
-5.2
D
R
3/3/26 - 4:14:41 pm
12
    
 
YALDAEI RAMIL
COO
JB
---
649
---
3/1/26
---
---
11,991
5.7
D
R
3/3/26 - 4:14:41 pm
13
    
 
PLISINSKI MICHAEL P
CEO,DIR
JS
$895,296
4,147
---
3/1/26
---
$215.89
168,505
-2.4
D
R
3/3/26 - 4:13:41 pm
14
    
 
PLISINSKI MICHAEL P
CEO,DIR
JB
---
4,597
---
3/1/26
---
---
172,652
2.7
D
R
3/3/26 - 4:13:41 pm
15
    
 
OH YOON AH
VP,GC,SEC
JS
$123,921
574
---
3/1/26
---
$215.89
19,649
-2.8
D
R
3/3/26 - 4:11:51 pm
16
    
 
OH YOON AH
VP,GC,SEC
JB
---
724
---
3/1/26
---
---
20,223
3.7
D
R
3/3/26 - 4:11:51 pm
17
    
 
PLISINSKI MICHAEL P
CEO,DIR
JS
$2,726,454
12,551
---
2/14/26
---
$217.23
168,055
-6.9
D
R
2/18/26 - 4:32:07 pm
18
    
 
PLISINSKI MICHAEL P
CEO,DIR
JB
---
18,445
---
2/14/26
---
---
180,606
11.4
D
R
2/18/26 - 4:32:07 pm
19
    
 
OH YOON AH
VP,GC,SEC
JS
$346,482
1,595
---
2/14/26
---
$217.23
19,499
-7.6
D
R
2/18/26 - 4:31:06 pm
20
    
 
OH YOON AH
VP,GC,SEC
JB
---
3,084
---
2/14/26
---
---
21,094
17.1
D
R
2/18/26 - 4:31:06 pm
21
    
 
PLISINSKI MICHAEL P
CEO,DIR
JS
---
25,000
---
12/24/25
---
---
162,161
-13.4
D
---
12/29/25 - 4:09:41 pm
22
    
 
DOLEV IDO
VP
JS
$490,214
3,183
---
12/2/25
---
$154.01
23,915
-11.7
D
R
12/4/25 - 4:04:47 pm
23
    
 
YALDAEI RAMIL
COO
JS
$85,364
594
---
10/3/25
---
$143.71
11,342
-5.0
D
R
10/6/25 - 4:06:02 pm
24
    
 
ROBERTS BRIAN K
CFO
JB
---
21,175
---
9/2/25
---
---
21,175
New
D
R
9/3/25 - 4:08:38 pm
25
    
 
CHEN SHIRLEY
VP
JB
---
12,994
---
9/2/25
---
---
12,994
New
D
R
9/3/25 - 4:08:30 pm
26
    
 
CHEN SHIRLEY
VP
3
---
---
---
6/16/25
---
---
---
---
---
---
6/30/25 - 4:22:01 pm
27
    
 
ROBERTS BRIAN K
CFO
3
---
---
---
6/16/25
---
---
---
---
---
---
6/16/25 - 4:06:50 pm
28
    
 
DOLEV IDO
VP
JB
---
26,953
---
6/2/25
---
---
26,953
New
D
R
6/4/25 - 4:05:40 pm
29
    
 
SU MAY
DIR
JB
---
2,114
---
5/21/25
---
---
7,223
41.4
D
R
5/23/25 - 4:10:07 pm
30
    
 
SEAMS CHRISTOPHER A
DIR
JB
---
2,114
---
5/21/25
---
---
37,752
5.9
D
R
5/23/25 - 4:09:46 pm
31
    
 
SCHWARTZ STEPHEN S
DIR
JB
---
2,114
---
5/21/25
---
---
2,775
319.8
D
R
5/23/25 - 4:09:36 pm
32
    
 
MILLER DAVID BRIAN
DIR
JB
---
2,114
---
5/21/25
---
---
11,931
21.5
D
R
5/23/25 - 4:09:25 pm
33
    
 
LYNCH SUSAN D
DIR
JB
---
2,114
---
5/21/25
---
---
2,923
261.3
D
R
5/23/25 - 4:09:15 pm
34
    
 
KELLEY STEPHEN DOUGLAS
DIR
JB
---
2,114
---
5/21/25
---
---
5,623
60.2
D
R
5/23/25 - 4:09:04 pm
35
    
 
SLICER MARK
CFO
JS
$205,360
2,066
---
5/17/25
---
$99.40
13,640
-13.2
D
R
5/19/25 - 4:24:06 pm
36
    
 
YALDAEI RAMIL
COO
JS
$80,981
826
---
5/15/25
---
$98.04
11,791
-6.5
D
R
5/19/25 - 4:23:54 pm
37
    
 
OH YOON AH
VP,GC,SEC
JS
$59,118
603
---
5/15/25
---
$98.04
18,010
-3.2
D
R
5/19/25 - 4:23:42 pm
38
    
 
YALDAEI RAMIL
COO
JB
---
3,769
---
3/3/25
---
---
12,617
42.6
D
R
3/5/25 - 4:13:10 pm
39
    
 
VEDULA SRINIVAS
VP
JB
---
2,574
---
3/3/25
---
---
18,730
15.9
D
R
3/5/25 - 4:13:01 pm
40
    
 
SLICER MARK
CFO
JB
---
2,941
---
3/3/25
---
---
15,706
23.0
D
R
3/5/25 - 4:12:51 pm
41
    
 
PLISINSKI MICHAEL P
CEO,DIR
JB
---
23,212
---
3/3/25
---
---
187,161
14.2
D
R
3/5/25 - 4:12:45 pm
42
    
 
OH YOON AH
VP,GC,SEC
JB
---
2,941
---
3/3/25
---
---
18,613
18.8
D
R
3/5/25 - 4:12:37 pm
43
    
 
YALDAEI RAMIL
COO
JS
$44,426
305
---
3/1/25
---
$145.66
8,848
-3.3
D
R
3/3/25 - 4:14:05 pm
44
    
 
VEDULA SRINIVAS
VP
JS
$28,986
199
---
3/1/25
---
$145.66
16,156
-1.2
D
R
3/3/25 - 4:13:58 pm
45
    
 
SLICER MARK
CFO
JS
$48,942
336
---
3/1/25
---
$145.66
12,765
-2.6
D
R
3/3/25 - 4:13:47 pm
46
    
 
PLISINSKI MICHAEL P
CEO,DIR
JS
$280,396
1,925
---
3/1/25
---
$145.66
163,949
-1.2
D
R
3/3/25 - 4:13:34 pm
47
    
 
OH YOON AH
VP,GC,SEC
JS
$44,281
304
---
3/1/25
---
$145.66
15,672
-1.9
D
R
3/3/25 - 4:13:23 pm
48
    
 
OH YOON AH
VP,GC,SEC
JS
$410,126
2,323
---
2/14/25
---
$176.55
15,976
-12.7
D
R
2/19/25 - 5:43:35 pm
49
    
 
OH YOON AH
VP,GC,SEC
JB
---
3,956
---
2/14/25
---
---
18,299
27.6
D
R
2/19/25 - 5:43:35 pm
50
    
 
PLISINSKI MICHAEL P
CEO,DIR
JS
$2,691,858
15,247
---
2/14/25
---
$176.55
165,874
-8.4
D
R
2/19/25 - 5:43:21 pm
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