Exponent (EXPO) CEO Catherine Corrigan Exercises Options, Sells Shares

What Happened
Catherine Corrigan, CEO of Exponent Inc. (EXPO), exercised 2,379 stock options on 2026-08-17 (exercise price $29.05, cost $69,110) and immediately sold 1,707 of those shares in an open-market sale at $66.28 for proceeds of $113,136. The sale was made to cover the option exercise price and related taxes; the net result is an increase of 672 shares retained by Corrigan.

Key Details

• Transaction date: 2026-08-17. Exercise: 2,379 shares @ $29.05 (total exercise cost $69,110). Sale: 1,707 shares @ $66.28 (proceeds $113,136).
• Net shares retained from this transaction: 672 (2,379 exercised − 1,707 sold). Shares owned after the transaction: not disclosed in this Form 4.
• Footnotes: F1 — sale was to cover option exercise price and taxes (tax withholding/cashless aspect). F2 — the option vests in four equal annual installments. F3 — not applicable.
• Filing timeliness: Report filed 2026-08-18 for transactions dated 2026-08-17 (timely).

Context
This is an option exercise with an immediate partial sale to cover exercise costs and tax withholding (commonly a cashless exercise or sell-to-cover). Such transactions are routine for insiders exercising vested options and do not, by themselves, indicate a change in the insider’s view of the company.