{"schema_version":"secwatch.filing_event.v1","accession":"0001437749-21-028308","form_type":"8-K","ticker":"PRLB","cik":"0001443669","company_name":"Proto Labs Inc","filed_at":"2021-12-10T23:59:59+00:00","discovered_at":"2026-05-14T18:04:12.607551+00:00","generated_at":"2026-06-28T02:02:04.424591+00:00","sec_items":["7.01","9.01"],"event_type":"other_material","sentiment":"positive","materiality_score":0.6,"calibrated_materiality_score":0.6,"confidence":"high","headline":"Proto Labs increases stock repurchase authorization by $50M to $150M total","bullets":["Board approved $50M increase on Dec 8, 2021; total authorization now $150M through Dec 31, 2023.","As of Dec 7, 2021, company had repurchased $87M, leaving $63M available under expanded program.","Capital allocation strategy unchanged: prioritize organic investment, R&D, M&A, then opportunistic buybacks."],"urls":{"canonical":"https://secwatch.observer/filing/0001437749-21-028308","json":"https://secwatch.observer/filing/0001437749-21-028308.json","markdown":"https://secwatch.observer/filing/0001437749-21-028308.md","text":"https://secwatch.observer/filing/0001437749-21-028308.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1443669/000143774921028308/0001437749-21-028308-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1443669/000143774921028308/prlb20211208_8k.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-06-28T02:02:04.424591+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"}