InsiderTrades

Form 4 for ONTO ONTO INNOVATION INC.

Accepted 2026-02-18 00:00:00 ET · period of report 2026-02-14 · accession 0001325550-26-000002 · SEC index · Original document

Summary rows

Aggregated the way they appear in lists: one row per insider, transaction code and security table.

X Filed Traded Ticker Insider Title Type Price Qty Owned ΔOwn Value
DM 2026-02-18 2026-02-14 ONTO Plisinski Michael P CEO, Dir F - Tax $217.23 -12.6K 168.1K -7% -$2.73M
D 2026-02-18 2026-02-14 ONTO Plisinski Michael P CEO, Dir M - OptEx $0.00 +18.4K 180.6K +11% $0
D 2026-02-18 2026-02-14 ONTO Plisinski Michael P CEO, Dir M - OptEx $0.00 -11.8K 0 -100% $0

Purchase Sale Sale after option exercise All abbreviations

Every reported transaction

#TableSecurityDateCodeA/DSharesPriceOwned afterOwnExercise / expiryUnderlyingFootnotes
1 Common Common Stock 2026-02-14 F D 8,919 $217.23 171,687 D — — (F2) Represents shares withheld by Issuer to satisfy tax withholding obligations in connection with the vesting of restricted stock unit or performance stock unit grants previously received by the Reporting Person.
2 Common Common Stock 2026-02-14 F D 3,632 $217.23 168,055 D — — (F2) Represents shares withheld by Issuer to satisfy tax withholding obligations in connection with the vesting of restricted stock unit or performance stock unit grants previously received by the Reporting Person.
3 Common Common Stock 2026-02-14 M A 18,445 $0.00 180,606 D — — (F1) This transaction represents the settlement of performance stock units ("PSUs") granted on February 14, 2023 in shares of common stock of Onto Innovation Inc. on their scheduled vesting date of February 14, 2026 as a result of the satisfaction of the performance criteria at 156% of the target.
4 Derivative Performance Stock Unit 2026-02-14 M D 11,824 $0.00 0 D — · 2026-02-14 to 2026-02-14 11,824 Common Stock (F1) This transaction represents the settlement of performance stock units ("PSUs") granted on February 14, 2023 in shares of common stock of Onto Innovation Inc. on their scheduled vesting date of February 14, 2026 as a result of the satisfaction of the performance criteria at 156% of the target.