Thematic photoMartin FalbisonerCC BY-SA 3.0Resized, encoded as WebP; displayed with responsive cropping under the original licenceSEC EDGAR published this disclosure on 2026-07-30. Read the original document for its full text and supporting detail.
Open the original document at SEC EDGAR ↗accession0000851520-26-000094
acquired disposedD
codeM
direct or indirectD
form4
is derivativetrue
issuer nameEXPONENT INC
labelExercise of derivative
Source record & verificationDates, provenance and technical details
Context
links are based on the recorded entity typeRecorded payloadStructured source data
Recorded payload
JSON payload as stored after parsing{
"accession": "0000851520-26-000094",
"acquired_disposed": "D",
"code": "M",
"direct_or_indirect": "D",
"form": "4",
"is_derivative": true,
"issuer_name": "EXPONENT INC",
"label": "Exercise of derivative",
"person_name": "Corrigan Catherine",
"price": null,
"role": "Director, Chief Executive Officer",
"security": "Non-Qualified Stock Option (right to buy)",
"shares": 12665,
"shares_owned_after": 12665,
"source_path": "edgar/data/1552213/0000851520-26-000094.txt",
"ticker": "EXPO",
"value": null
}Evidence-based analysis
facts, provenance and explicit model coverageDescriptive evidence from the stored source record; it is not advice, a forecast or a legal conclusion.