Chen Shirley bought ONTO

March 2, 2026 · Form 4 insider transaction

Chen Shirley bought 2,523 shares of Onto Innovation Inc. at $0.00 per share, a transaction worth N/A. The trade was recorded as grant or award and disclosed on an SEC Form 4, filed 2 days after the transaction.

Direction
Acquired (buy-side)
Shares
2,523
Price
$0.00
Total value
N/A
Role—
SecurityCommon Stock
Transaction codeA: Grant or award
Transaction dateMarch 2, 2026
Filing dateMarch 4, 2026
Shares owned after15,517
OwnershipDirect
10b5-1 planNo
AmendedNo

Footnotes

The Reporting Person was granted restricted stock units ("RSUs"), each of which represents a contingent right to receive one (1) share of ONTO Common Stock. The RSUs vest on an annual basis, in equal 1/3rd increments, over a three-year period from the award date.

View the original Form 4 on SEC EDGAR
Chen Shirley bought ONTO: March 2, 2026 | Insider Trading Screener