SEC Form 4 · accession 0000851520-26-000090
EXPONENT INC · EXPO
Statement of changes in beneficial ownership, as filed. Original on EDGAR ↗
Reporting owner
Catherine Corrigan
Officer — Chief Executive Officer · Director
Period of report
Jun 25, 2026
Accepted (ET)
Jun 29, 2026 · 6:05 pm EDT
Rule 10b5-1 plan
box not checked
Issuer CIK
0000851520
Table I — non-derivative securities
| Security | Date | Code | Shares | Price | A/D | Owned after | D/I | Nature of ownership |
|---|---|---|---|---|---|---|---|---|
| Common Stock | Jun 25, 2026 | M | 7,872 | $25.405 | A | 115,129 | D |
Table II — derivative securities
| Security | Conv. / exercise price | Date | Code | Shares | A/D | Exercisable | Expires | Underlying | Underlying shares | Owned after | D/I |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Incentive Stock Option (right to buy)F2,F1 | $25.405 | Jun 25, 2026 | M | 7,872 | D | — | Jul 29, 2026 | Common Stock | 7,872 | 0 | D |
Explanation of responses
- F1The stock option becomes exercisable in four equal annual installments.
- F2Not applicable.