{"schema_version":"secwatch.filing_event.v1","accession":"0001193125-23-136151","form_type":"8-K","ticker":"MTZ","cik":"0000015615","company_name":"MASTEC INC","filed_at":"2023-05-05T23:59:59+00:00","discovered_at":"2026-05-14T18:03:39.395054+00:00","generated_at":"2026-06-15T16:43:22.226545+00:00","sec_items":["2.02","7.01","9.01"],"event_type":"earnings","sentiment":"neutral","materiality_score":0.75,"calibrated_materiality_score":0.75,"confidence":"high","headline":"MasTec Q1 revenue $2.58B +32% YoY; GAAP loss $1.05/sh; backlog record $13.9B; FY adj. EPS guide $4.35-4.85","bullets":["Q1 revenue $2.58B (+32% YoY); GAAP net loss $80.5M ($1.05/sh) vs loss $35M ($0.47/sh) in Q1 2022.","Adjusted EBITDA $102.5M (4.0% margin); adjusted diluted loss $0.54/sh, $0.03 better than guidance.","Record 18-month backlog $13.9B (+31% YoY, +7% sequentially) driven by non-Oil & Gas segments.","FY2023 guidance: rev $13.0-13.2B, adj. EBITDA $1.10-1.15B, adj. EPS $4.35-4.85; Q2 guide: rev ~$3.0B, adj. EPS $0.86; S&P affirmed investment grade."],"urls":{"canonical":"https://secwatch.observer/filing/0001193125-23-136151","json":"https://secwatch.observer/filing/0001193125-23-136151.json","markdown":"https://secwatch.observer/filing/0001193125-23-136151.md","text":"https://secwatch.observer/filing/0001193125-23-136151.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/15615/000119312523136151/0001193125-23-136151-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/15615/000119312523136151/d494180d8k.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-06-15T16:43:22.226545+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":"d65bbd32a89bd0986dd3f2da7bb945ada909909f","claim":"MASTEC INC reported first quarter 2023 results: revenue $2.58 billion, net income net loss of $80.5 million, EPS $1.05 per diluted share.","evidence_excerpt":"MasTec, Inc. (NYSE: MTZ) today announced 2023 first quarter financial results and updated its full year 2023 guidance range expectation. First quarter 2023 revenue was up 32.2% to $2.58 billion, compared to $1.95 billion for the first quarter of 2022. GAAP net loss was $80.5 million, or $1.05 per diluted share","evidence_source":"SEC 8-K Item 2.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/15615/000119312523136151/0001193125-23-136151-index.htm","confidence":0.95,"family_label":"Earnings Releases","details":[{"label":"Period","value":"first quarter 2023"},{"label":"Revenue","value":"$2.58 billion"},{"label":"Net income","value":"net loss of $80.5 million"},{"label":"EPS","value":"$1.05 per diluted share"},{"label":"Result","value":"reported results"}],"fact_type":"earnings_release"}],"license":"Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer"}