United States Semiconductors & Semiconductor Equipment

Onto Innovation Inc (ONTO)

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Recent insider trading activity at Onto Innovation Inc. involves multiple planned and proposed sales by executives, including the CEO and SVP of Customer Success. These transactions occurred between November 2024 and February 2025, with the most recent activity recorded on February 13, 2025. All reported movements represent divestments rather than acquisitions.
Ticker: ONTO Exchange: NYS
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• Purchase • Sale • Planned purchase • Planned sale Net purchase Net sale Buy signal Sell signal Earnings
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Insider trades have triggered activity signals for Onto Innovation Inc. Upgrade to see score, net flow, insiders and the full signal context.

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Trades
Planned sale 13 Feb 2025
Value US$4,688,513.11 | Price 177.82 | Shares 68,440 (-38.8%)
Abbreviations B: Buy, S: Sell, PP: Planned purchase, PlS: Planned sale, PrS: Proposed sale, O: Option / Other
Notification date Transaction date B/S Transaction type Insider and/or position Nb. shares
Price
Value 		Number of shares Price Value Details
2025-02-18 2025-02-13 PlS Planned sale
2.5
Vedula Srinivas

SVP, Customer Success

Officer
68,440 -38.8%
177.82
US$4,688,513 		68,440 -38.8% 177.82 US$4,688,513
2025-02-13 2025-02-13 PrS Proposed sale
2.5
SRINIVAS VEDULA

Officer

Officer
71,535
216.13
US$1,469,452 		71,535 216.13 US$1,469,452
2025-01-22 2025-01-21 PlS Planned sale
Plisinski Michael P

CEO

Executive Director
11,253 +9.9%
165.72
US$194,107 		11,253 +9.9% 165.72 US$194,107
2025-01-21 2025-01-21 PrS Proposed sale
Plisinski Michael P

Officer

Officer
35,000
219.19
US$7,671,808 		35,000 219.19 US$7,671,808
2025-01-21 2025-01-16 PlS Planned sale
Plisinski Michael P

CEO

Executive Director
100 -0.1%
212.11
US$21,211 		100 -0.1% 212.11 US$21,211
2025-01-21 2025-01-16 PlS Planned sale
Plisinski Michael P

CEO

Executive Director
29,900 -13.9%
211.24
US$6,316,076 		29,900 -13.9% 211.24 US$6,316,076
2025-01-16 2025-01-16 PrS Proposed sale
Plisinski Michael P

Officer

Officer
30,000
211.24
US$6,337,184 		30,000 211.24 US$6,337,184
2025-01-16 2025-01-15 PlS Planned sale
2.5
Vedula Srinivas

SVP, Customer Success

Officer
827 -5.2%
205.00
US$169,535 		827 -5.2% 205.00 US$169,535
2025-01-15 2025-01-15 PrS Proposed sale
2.5
SRINIVAS VEDULA

Officer

Officer
827
205.00
US$169,535 		827 205.00 US$169,535
2025-01-16 2025-01-14 PlS Planned sale
Plisinski Michael P

CEO

Executive Director
1,732 -0.8%
201.26
US$348,582 		1,732 -0.8% 201.26 US$348,582
2025-01-16 2025-01-14 PlS Planned sale
Plisinski Michael P

CEO

Executive Director
18,268 -7.8%
200.09
US$3,655,244 		18,268 -7.8% 200.09 US$3,655,244
2025-01-14 2025-01-14 PrS Proposed sale
Plisinski Michael P

Officer

Officer
20,000
200.20
US$4,003,917 		20,000 200.20 US$4,003,917
2024-11-18 2024-11-15 PlS Planned sale
Slicer Mark

Chief Financial Officer

Officer
1,100 -9.1%
160.41
US$176,451 		1,100 -9.1% 160.41 US$176,451
2024-11-15 2024-11-15 PrS Proposed sale
MARK R SLICER

Officer

Officer
1,100
160.41
US$176,451 		1,100 160.41 US$176,451
2024-09-04 2024-09-03 PlS Planned sale
2.5
Vedula Srinivas

SVP, Customer Success

Officer
1,275 -7.4%
207.24
US$264,231 		1,275 -7.4% 207.24 US$264,231
2024-09-03 2024-09-03 PrS Proposed sale
2.5
SRINIVAS VEDULA

Officer

Officer
1,275
207.24
US$264,231 		1,275 207.24 US$264,231
2024-06-11 2024-06-10 PlS Planned sale
2.5
Vedula Srinivas

SVP, Customer Success

Officer
1,486 -7.9%
213.40
US$317,112 		1,486 -7.9% 213.40 US$317,112
2024-06-10 2024-06-10 PrS Proposed sale
2.5
SRINIVAS VEDULA

Officer

Officer
1,486
213.40
US$317,112 		1,486 213.40 US$317,112
2024-06-10 2024-06-07 PlS Planned sale
Slicer Mark

Chief Financial Officer

Officer
519 -4.1%
217.17
US$112,711 		519 -4.1% 217.17 US$112,711
2024-06-07 2024-06-07 PrS Proposed sale
MARK R SLICER

Officer

Officer
519
217.17
US$112,711 		519 217.17 US$112,711
2024-06-10 2024-06-06 PlS Planned sale
Slicer Mark

Chief Financial Officer

Officer
519 -4.0%
221.21
US$114,808 		519 -4.0% 221.21 US$114,808
2024-06-06 2024-06-06 PrS Proposed sale
MARK R SLICER

Officer

Officer
519
221.21
US$114,808 		519 221.21 US$114,808
2024-03-22 2024-03-20 PlS Planned sale
Plisinski Michael P

CEO

Executive Director
2,914 -1.2%
178.16
US$519,158 		2,914 -1.2% 178.16 US$519,158
2024-03-22 2024-03-20 PlS Planned sale
Plisinski Michael P

CEO

Executive Director
1,816 -0.8%
177.04
US$321,505 		1,816 -0.8% 177.04 US$321,505
2024-03-22 2024-03-20 PlS Planned sale
Plisinski Michael P

CEO

Executive Director
22,596 -8.6%
176.00
US$3,976,896 		22,596 -8.6% 176.00 US$3,976,896
2024-03-22 2024-03-20 PlS Planned sale
Plisinski Michael P

CEO

Executive Director
2,060 -0.8%
174.79
US$360,067 		2,060 -0.8% 174.79 US$360,067
2024-03-22 2024-03-20 PlS Planned sale
Plisinski Michael P

CEO

Executive Director
6,270 -2.3%
173.96
US$1,090,729 		6,270 -2.3% 173.96 US$1,090,729
2024-03-22 2024-03-20 PlS Planned sale
Plisinski Michael P

CEO

Executive Director
4,344 -1.6%
172.83
US$750,774 		4,344 -1.6% 172.83 US$750,774
2024-03-20 2024-03-20 PrS Proposed sale
Plisinski Michael P

Officer

Officer
40,000
175.47
US$7,018,687 		40,000 175.47 US$7,018,687
2024-03-18 2024-03-18 PrS Proposed sale
YOON AH OH

Officer

Officer
1,685
180.00
US$303,300 		1,685 180.00 US$303,300
2024-03-18 2024-03-18 PlS Planned sale
OH Yoon Ah

VP, General Counsel & Corp Sec

Officer
1,685 -10.2%
180.00
US$303,300 		1,685 -10.2% 180.00 US$303,300
2024-03-18 2024-03-15 PlS Planned sale
OH Yoon Ah

VP, General Counsel & Corp Sec

Officer
2,685 -13.9%
173.96
US$467,083 		2,685 -13.9% 173.96 US$467,083
2024-03-15 2024-03-15 PrS Proposed sale
YOON AH OH

Officer

Officer
2,685
173.96
US$467,083 		2,685 173.96 US$467,083
2024-02-13 2024-02-13 PrS Proposed sale
2.0
MILLER DAVID BRIAN

Officer

Officer
2,800
170.49
US$477,382 		2,800 170.49 US$477,382
2024-02-13 2024-02-13 S Sale
2.0
MILLER DAVID BRIAN
Non-Executive Director
2,800 -23.7%
170.49
US$477,372 		2,800 -23.7% 170.49 US$477,372
2023-09-18 2023-09-15 PlS Planned sale
Slicer Mark

Chief Financial Officer

Officer
169 -1.3%
127.03
US$21,468 		169 -1.3% 127.03 US$21,468
2023-09-18 2023-09-15 PlS Planned sale
Slicer Mark

Chief Financial Officer

Officer
1,507 -10.2%
125.98
US$189,852 		1,507 -10.2% 125.98 US$189,852
2023-09-18 2023-09-15 PlS Planned sale
Slicer Mark

Chief Financial Officer

Officer
601 -3.9%
124.31
US$74,710 		601 -3.9% 124.31 US$74,710
2023-09-18 2023-09-15 PlS Planned sale
Slicer Mark

Chief Financial Officer

Officer
728 -4.5%
123.64
US$90,010 		728 -4.5% 123.64 US$90,010
2023-09-18 2023-09-15 PlS Planned sale
Fiordalice Robert

SVP & GM, Metrology BU

Officer
162 -2.4%
127.62
US$20,674 		162 -2.4% 127.62 US$20,674
2023-09-18 2023-09-15 PlS Planned sale
Fiordalice Robert

SVP & GM, Metrology BU

Officer
100 -1.5%
126.56
US$12,656 		100 -1.5% 126.56 US$12,656
2023-09-18 2023-09-15 PlS Planned sale
Fiordalice Robert

SVP & GM, Metrology BU

Officer
3,746 -35.7%
126.02
US$472,071 		3,746 -35.7% 126.02 US$472,071
2023-09-18 2023-09-15 PlS Planned sale
Fiordalice Robert

SVP & GM, Metrology BU

Officer
1,200 -10.3%
124.48
US$149,376 		1,200 -10.3% 124.48 US$149,376
2023-09-18 2023-09-15 PlS Planned sale
Fiordalice Robert

SVP & GM, Metrology BU

Officer
1,841 -13.6%
123.66
US$227,658 		1,841 -13.6% 123.66 US$227,658
2023-09-15 2023-09-15 PrS Proposed sale
MARK R SLICER

Officer

Officer
3,005
125.14
US$376,044 		3,005 125.14 US$376,044
2023-09-15 2023-09-15 PrS Proposed sale
ROBERT FIORDALICE

Officer

Officer
7,049
125.18
US$882,420 		7,049 125.18 US$882,420
2023-09-05 2023-09-01 S Sale
2.5
Vedula Srinivas

SVP, Customer Success

Officer
1,469 -7.6%
137.00
US$201,253 		1,469 -7.6% 137.00 US$201,253
2023-09-01 2023-09-01 PrS Proposed sale
2.5
Vedula Srinivas

Officer

Officer
1,469
137.00
US$201,259 		1,469 137.00 US$201,259
2023-08-22 2023-08-21 PlS Planned sale
Plisinski Michael P

CEO

Executive Director
4,886 -1.9%
114.44
US$559,154 		4,886 -1.9% 114.44 US$559,154
2023-08-22 2023-08-21 PlS Planned sale
Plisinski Michael P

CEO

Executive Director
9,696 -3.6%
113.76
US$1,103,017 		9,696 -3.6% 113.76 US$1,103,017
2023-08-22 2023-08-21 PlS Planned sale
Plisinski Michael P

CEO

Executive Director
6,763 -2.5%
112.49
US$760,770 		6,763 -2.5% 112.49 US$760,770
2023-08-22 2023-08-21 PlS Planned sale
Plisinski Michael P

CEO

Executive Director
7,002 -2.5%
111.86
US$783,244 		7,002 -2.5% 111.86 US$783,244
2023-08-22 2023-08-21 PlS Planned sale
Plisinski Michael P

CEO

Executive Director
2,653 -0.9%
110.16
US$292,254 		2,653 -0.9% 110.16 US$292,254
2023-08-21 2023-08-21 PrS Proposed sale
Plisinski Michael P

Officer

Officer
31,000
112.85
US$3,498,414 		31,000 112.85 US$3,498,414
2023-06-16 2023-06-15 S Sale
2.3
Jin Ju

SVP & GM, IBU

Officer
3,231 -24.0%
105.17
US$339,804 		3,231 -24.0% 105.17 US$339,804
2023-06-15 2023-06-15 PrS Proposed sale
2.3
Jin Ju

Officer

Officer
3,231
105.00
US$339,255 		3,231 105.00 US$339,255
2023-06-06 2023-06-05 S Sale
2.3
Jin Ju

SVP & GM, IBU

Officer
1,232 -8.4%
107.72
US$132,711 		1,232 -8.4% 107.72 US$132,711
2023-06-05 2023-06-05 PrS Proposed sale
2.3
Jin Ju

Officer

Officer
1,232
107.72
US$132,707 		1,232 107.72 US$132,707
2023-05-30 2023-05-26 PlS Planned sale
Fiordalice Robert

SVP, GM MBU

Officer
846 -5.9%
109.40
US$92,552 		846 -5.9% 109.40 US$92,552
2023-05-26 2023-05-26 PrS Proposed sale
ROBERT FIORDALICE

Officer

Officer
846
109.40
US$92,552 		846 109.40 US$92,552
2023-05-25 2023-05-23 S Sale
2.0
MILLER DAVID BRIAN
Non-Executive Director
1,185 -9.1%
99.21
US$117,564 		1,185 -9.1% 99.21 US$117,564
2023-05-25 2023-05-23 S Sale
2.0
MILLER DAVID BRIAN
Non-Executive Director
3,815 -22.7%
99.84
US$380,890 		3,815 -22.7% 99.84 US$380,890
2023-05-23 2023-05-23 PrS Proposed sale
2.0
MILLER DAVID BRIAN

Director

Non-Executive Director
5,000
99.98
US$499,900 		5,000 99.98 US$499,900
2023-05-22 2023-05-18 PlS Planned sale
Fiordalice Robert

SVP, GM MBU

Officer
780 -5.1%
101.25
US$78,975 		780 -5.1% 101.25 US$78,975
2023-05-18 2023-05-18 PrS Proposed sale
ROBERT FIORDALICE

Officer

Officer
780
101.25
US$78,975 		780 101.25 US$78,975
2023-05-18 2023-05-17 PlS Planned sale
Fiordalice Robert

SVP, GM MBU

Officer
768 -4.8%
97.20
US$74,650 		768 -4.8% 97.20 US$74,650
2023-05-17 2023-05-17 PrS Proposed sale
ROBERT FIORDALICE

Officer

Officer
768
97.20
US$74,650 		768 97.20 US$74,650
2023-05-17 2023-05-16 S Sale
2.3
Jin Ju

SVP & GM, IBU

Officer
1,603 -9.8%
95.00
US$152,285 		1,603 -9.8% 95.00 US$152,285
2023-05-16 2023-05-16 PrS Proposed sale
2.3
Jin Ju

Officer

Officer
1,603
95.00
US$152,285 		1,603 95.00 US$152,285
2023-05-17 2023-05-15 PlS Planned sale
Fiordalice Robert

SVP, GM MBU

Officer
669 -4.0%
93.15
US$62,317 		669 -4.0% 93.15 US$62,317
2023-05-15 2023-05-15 PrS Proposed sale
ROBERT FIORDALICE

Officer

Officer
669
93.15
US$62,317 		669 93.15 US$62,317
2022-08-09 2022-08-05 PlS Planned sale
Fiordalice Robert

Sr. Vice President & GM, MBU

Officer
662 -4.9%
89.10
US$58,984 		662 -4.9% 89.10 US$58,984
2022-02-17 2022-02-15 S Sale
2.5
Rhine Bruce C
Non-Executive Director
15,360 -81.4%
90.75
US$1,393,920 		15,360 -81.4% 90.75 US$1,393,920
2022-02-17 2022-02-15 S Sale
2.5
Rhine Bruce C
Non-Executive Director
33,523 -64.0%
89.60
US$3,003,661 		33,523 -64.0% 89.60 US$3,003,661
2022-02-17 2022-02-15 S Sale
2.5
Rhine Bruce C
Non-Executive Director
12,172 -18.9%
89.03
US$1,083,673 		12,172 -18.9% 89.03 US$1,083,673
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