Arkolith/Insider Trading/ONTO/Form 4

Plisinski Michael P

Chief Executive Officer, DirectorONTO INNOVATION INC. (ONTO) · full profile →Form 4 · filed Mar 3, 2026
No Open-Market Flow
Open-Market Buys
$0
Open-Market Sells
$0
Net Open-Market Flow
$0
Transactions
4
3 non-derivative · 1 derivative

Non-Derivative Transactions (Table I)

DateActionSharesPriceValueOwned After
Mar 1, 2026Tax withholding(F)2K$215.89$480K170K
Mar 1, 2026Option exercise(M)5K—$0173K
Mar 1, 2026Tax withholding(F)2K$215.89$416K169K

Derivative Transactions (Table II)

DateActionSharesPriceValueOwned After
Mar 1, 2026Option exercise(M)6K—$00

Transaction Codes

F
Shares withheld for taxes
M
Option exercise / conversion

Data Source & Provenance

Parsed from a single SEC EDGAR Form 4 filing (accession 0001325550-26-000004) within minutes of acceptance. Every field above traces to the original document. Verify it directly:

View original filing on SEC.govRaw Form 4 XML