Transaction · 0002074793-26-000008

Chen Shirley

Chen Shirley, SVP, reported a transaction classified as withholding at ONTO INNOVATION INC. involving 1516.000000 shares for an estimated $385897.80. Reported holdings after the transaction were 14001.000000 shares. A 10b5-1 reference was not detected in the stored filing text.

withholdingSEC transaction code FSVP
ONTOONTO INNOVATION INC.
Trade date
Sep 02, 2026
Filing date
Sep 04, 2026
View on SEC Insider profile
Estimated value-$385kShares × reported price
Shares traded1.51k$254.55 per share
Holdings after14.0kDirect
% of reported position tradedUnavailableThis security and ownership context
How reported position traded is calculated

Calculated only for code-P purchases and code-S sales.

Row-level estimate for this security and ownership context, not the insider’s complete portfolio. Joint ownership, other transactions in the filing, amendments and footnotes can affect interpretation.

ONTO price since this filing

Daily closing prices, with the filing date and available return windows
ONTO · Daily closing priceLoading daily prices…
Filing dateReturn windows appear as prices become available.
Pre-filing1mo ago1w ago1d ago
Returns since7d30d90d180d1y

Transaction facts

Stored Form 4 columns with their raw values

Non-derivative
Type
withholding
Code F
Identifier
0002074793-26-000008
Common Stock
Transaction date
Sep 02, 2026
Filed Sep 04, 2026, 11:40 PM · 2d delay
Shares
1,516 sh
$254.55 per share
Estimated value
-$385k
Computed from shares × price
Holdings after
14,001 sh
Direct

Filing signal explanations

Badges describe filing facts only — not predictions.

Cluster 14dRepeat 30dPattern $100kLarge $1.00M
Direct Ownership
Filing-only score

-12 points

Compact filing score computed from stored Form 4 facts. Version v1.

Mixed or weak signal

This filing has a negative filing-only score. It may be less informative as an insider-activity signal and needs extra context.

How this score is calculated
  • direct_ownership+6 points

    direct_or_indirect_ownership = D

    Direct ownership reports the insider's personal stake.
  • timely_filing+4 points

    reporting_delay_days = 2

    Filing reported within two business days of the transaction.
  • tax_withholding-22 points

    transaction_code = F

    Tax withholding on vesting shares is mechanical.
Read the scoring methodology

Signed filing-only points, not a probability or expected return. Version v1.

Reported relationships & other filings

Form 4 relationship flags and nearby filing context

Reported roles

Senior Vice President of Custo

Officer YesDirector No10% NoOther No
Footnotes & amended
  1. F1

    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 Reportin…

Original filing · 0002074793-26-000008
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