{"schema_version":"secwatch.filing_event.v1","accession":"0001104659-22-117103","form_type":"8-K","ticker":"TTEK","cik":"0000831641","company_name":"TETRA TECH INC","filed_at":"2022-11-10T23:59:59+00:00","discovered_at":"2026-05-14T18:03:53.683255+00:00","generated_at":"2026-06-22T00:23:07.292203+00:00","sec_items":["5.03","9.01"],"event_type":"other_material","sentiment":"neutral","materiality_score":0.5,"calibrated_materiality_score":0.5,"confidence":"high","headline":"Tetra Tech amends bylaws to adopt proxy access for stockholders","bullets":["Proxy access allows stockholder(s) owning 3%+ for 3+ years to nominate up to 20% of board.","Amended Bylaws Article 2.13 added; conforming changes to Article 2.7 and other non-substantive updates.","Effective November 7, 2022, per Board adoption."],"urls":{"canonical":"https://secwatch.observer/filing/0001104659-22-117103","json":"https://secwatch.observer/filing/0001104659-22-117103.json","markdown":"https://secwatch.observer/filing/0001104659-22-117103.md","text":"https://secwatch.observer/filing/0001104659-22-117103.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/831641/000110465922117103/0001104659-22-117103-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/831641/000110465922117103/tm2230212d1_8k.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-06-22T00:23:07.292203+00:00"},"review":{"review_status":"machine_generated","human_reviewed":false,"corrected":false,"correction_note":null,"correction_timestamp":null,"superseded_by":null,"related_filings":[]},"source_grounded_claims":[{"claim_id":"9e73519a7120496e85b930fc2cdeabba8d97f49a","claim":"TETRA TECH INC: Added Article 2.13 to implement proxy access, allowing stockholders owning 3% or more for at least three years to nominate directors; made conforming changes to Article 2.7 and other non-substantive updates (effective 2022-11-07).","evidence_excerpt":"On November 7, 2022, the Board of Directors (the “Board”) of Tetra Tech, Inc. (the “Company”) adopted an amendment and restatement of the Company’s bylaws (the “Bylaws”) to implement proxy access.","evidence_source":"SEC 8-K Item 5.03/5.05/5.06","evidence_url":"https://www.sec.gov/Archives/edgar/data/831641/000110465922117103/0001104659-22-117103-index.htm","confidence":0.9,"family_label":"Governance Changes","details":[{"label":"Change","value":"bylaw amendment"},{"label":"Effective","value":"2022-11-07"}],"fact_type":"governance_change"}],"license":"Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer"}