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EXPONENT INC

For the period ended Oct 2, 2026. Filed Nov 6, 2026.

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About this filing

A company's report for each of its first three quarters. The financial statements are not audited. It shows how the business has moved since the last annual report, and what management says changed.

Oct 2, 2026 · Filed Nov 6, 2026

EXPO$85.46+1.7%Stored close · as of Nov 9, 2026

Extracted filing text, with the paragraph anchors used by the comparison.

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Item 6. Exhibits

(a)

Exhibit Index

31.1Certification of Chief Executive Officer pursuant to Rule 13a – 14(a) under the Securities Exchange Act of 1934.
31.2Certification of Chief Financial Officer pursuant to Rule 13a – 14(a) under the Securities Exchange Act of 1934.
32.1Certification of Chief Executive Officer pursuant to 18 U.S.C. Section 1350.
32.2Certification of Chief Financial Officer pursuant to 18 U.S.C. Section 1350.
101.INSInline XBRL Instance Document – the instance document does not appear in the Interactive Data File because its XBRL tags are embedded within the Inline XBRL document.
101.SCHInline XBRL Taxonomy Extension Schema With Embedded Linkbase Documents
104Cover page formatted as Inline XBRL and contained in Exhibit 101

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The text of this filing, as the company filed it with the SEC, without its images or exhibits. This is not investment advice.