{"schema_version":"secwatch.filing_event.v1","accession":"0001104659-22-123467","form_type":"8-K","ticker":"MXCT","cik":"0001287098","company_name":"MAXCYTE, INC.","filed_at":"2022-12-01T23:59:59+00:00","discovered_at":"2026-05-14T18:03:50.011387+00:00","generated_at":"2026-06-21T10:39:28.453715+00:00","sec_items":["5.02","7.01","9.01"],"event_type":"leadership","sentiment":"positive","materiality_score":0.55,"calibrated_materiality_score":0.55,"confidence":"high","headline":"MaxCyte appoints Patrick Balthrop as non-executive director; grants 100,000 stock options","bullets":["Patrick Balthrop appointed as Class II director and member of Nominating and Corporate Governance Committee effective Nov 30, 2022.","Granted 100,000 nonqualified stock options at $5.99/share, vesting over three years with 1/3 after 12 months.","Balthrop has 35+ years in life sciences; former CEO of Luminex, President of Fisher Healthcare, Abbott Laboratories veteran.","No related party transactions or family relationships with existing directors or officers."],"urls":{"canonical":"https://secwatch.observer/filing/0001104659-22-123467","json":"https://secwatch.observer/filing/0001104659-22-123467.json","markdown":"https://secwatch.observer/filing/0001104659-22-123467.md","text":"https://secwatch.observer/filing/0001104659-22-123467.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1287098/000110465922123467/0001104659-22-123467-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1287098/000110465922123467/tm2231548d1_8k.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-06-21T10:39:28.453715+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":"33891fb2e8","claim":"Patrick J. Balthrop, Sr. was appointed as Class II director at MAXCYTE, INC..","evidence_excerpt":"On November 30, 2022, upon the recommendation of its Nominating and Corporate Governance Committee (the “ Nominating Committee ”), the Board of Directors (the “ Board ”) of MaxCyte, Inc. (the “ Company ”) appointed Patrick J. Balthrop, Sr. to serve as a Class II director.","evidence_source":"SEC 8-K Item 5.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/1287098/000110465922123467/0001104659-22-123467-index.htm","confidence":0.95,"family_label":"Executive change","details":[{"label":"Action","value":"appointed"},{"label":"Role","value":"Class II director"}],"fact_type":"executive_change"}],"license":"Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer"}