secwatch.observer — SEC 8-K summary ====================================== Issuer: TETRA TECH INC (TTEK) CIK: 0000831641 Form: 8-K Filed at: 2026-09-10T13:00:41+00:00 Accession: 0001104659-26-106564 Event type: other_material Sentiment: positive Materiality: 0.60 Item codes: 8.01, 9.01 LLM model: deepseek-v4-flash:cloud@v2 Tetra Tech boosts share repurchase authorization by $500M to $898M total ------------------------------------------------------------------------ - Board authorized $500M increase to buyback program; total available repurchases now $898M. - Twelve months ended Q3 FY2026: $567M cash flow from operations; $322M returned to shareholders via buybacks and dividends. - Net debt leverage ratio 0.88x at end of Q3 FY2026; company continues deleveraging. - CEO Roger Argus cites confidence in long-term growth and balanced capital allocation. Source: EDGAR index: https://www.sec.gov/Archives/edgar/data/831641/000110465926106564/0001104659-26-106564-index.htm Primary doc: https://www.sec.gov/Archives/edgar/data/831641/000110465926106564/tm2625143d1_8k.htm HTML page: https://secwatch.observer/filing/0001104659-26-106564 License: Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer