Form 4: ONTO CEO Plisinski Reports Routine Stock Transactions

ONTO Innovation CEO Michael Plisinski reported the settlement of performance stock units and subsequent tax-related share disposals on March 1, 2026.

Summary

• Michael P. Plisinski, Chief Executive Officer and Director of Onto Innovation Inc., reported transactions involving the company's common stock on March 1, 2026.
• A total of 4,597 shares of common stock were acquired through the settlement of performance stock units (PSUs).
• These PSUs were originally granted on March 1, 2024, and vested on their scheduled date of March 1, 2026, following the satisfaction of performance criteria at 77% of the target.
• To cover tax withholding obligations related to the vesting, Plisinski disposed of 4,147 shares of common stock (comprising two separate transactions of 2,222 and 1,925 shares) at a price of $215.89 per share.
• Following these transactions, Plisinski's direct beneficial ownership of Onto Innovation Inc. common stock stands at 168,505 shares.

Sentiment

Score: 5

Explanation: StockSavvy.ai views this as a neutral event, representing a standard executive compensation transaction involving the vesting of performance stock units and subsequent tax-related share sales.

Positives

• Performance stock units granted on March 1, 2024, vested on March 1, 2026, indicating the satisfaction of performance criteria at 77% of the target.

Future Outlook

NA

Industry Context

StockSavvy.ai notes that insider transactions, such as the vesting and tax-related sale of performance stock units by a CEO, are routine events and typically do not reflect broader industry trends unless they are part of a larger pattern of insider buying or selling across the sector.

Stakeholder Impact

• Shareholders: The transaction represents a routine compensation event for the CEO, resulting in a minor adjustment to insider ownership.

Key Dates

Recommendation

This Form 4 filing details a routine executive compensation event involving the vesting of performance stock units and subsequent tax-related share sales. It does not present new information that would alter the fundamental investment thesis for Onto Innovation Inc., thus a 'hold' recommendation is appropriate.

Keywords

ONTO, Onto Innovation, Michael Plisinski, Form 4, insider trading, stock transactions, CEO, performance stock units, PSU, stock vesting, tax withholding