{"schema_version":"secwatch.filing_event.v1","accession":"0001443669-26-000006","form_type":"8-K/A","ticker":"PRLB","cik":"0001443669","company_name":"Proto Labs Inc","filed_at":"2026-02-06T23:59:59+00:00","discovered_at":"2026-05-14T18:02:35.097291+00:00","generated_at":"2026-05-16T04:04:13.451498+00:00","sec_items":["2.02","9.01"],"event_type":"earnings","sentiment":"neutral","materiality_score":0.25,"calibrated_materiality_score":0.25,"confidence":"high","headline":"Proto Labs corrects Q1 2026 GAAP diluted EPS guidance to $0.18-$0.26","bullets":["Correction of scrivener's error in Q1 2026 GAAP diluted EPS guidance: previously $0.17-$0.25, now $0.18-$0.26.","No other changes to the original February 6, 2026 earnings release.","Amendment filed solely to fix this error."],"urls":{"canonical":"https://secwatch.observer/filing/0001443669-26-000006","json":"https://secwatch.observer/filing/0001443669-26-000006.json","markdown":"https://secwatch.observer/filing/0001443669-26-000006.md","text":"https://secwatch.observer/filing/0001443669-26-000006.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1443669/000144366926000006/0001443669-26-000006-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1443669/000144366926000006/prlb-20260206.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-05-16T04:04:13.451498+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":[],"license":"Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer"}