{"schema_version":"secwatch.filing_event.v1","accession":"0001437749-22-006753","form_type":"8-K","ticker":"LIQT","cik":"0001307579","company_name":"LIQTECH INTERNATIONAL INC","filed_at":"2022-03-18T23:59:59+00:00","discovered_at":"2026-05-14T18:04:05.854485+00:00","generated_at":"2026-06-26T21:37:57.125975+00:00","sec_items":["5.02","7.01","9.01"],"event_type":"leadership","sentiment":"neutral","materiality_score":0.6,"calibrated_materiality_score":0.6,"confidence":"high","headline":"LiqTech CEO Sune Mathiesen takes medical leave; board member Alex Buehler appointed Interim CEO","bullets":["CEO Sune Mathiesen began medical leave of absence effective March 17, 2022.","Board member Alexander J. Buehler appointed Interim CEO, effective immediately.","Buehler resigned as Audit Committee Chair and from Compensation and Governance Committees.","Richard Meeusen appointed as Audit Committee Chair, effective March 17, 2022.","Buehler's compensation adjustments not yet determined; amendment to be filed."],"urls":{"canonical":"https://secwatch.observer/filing/0001437749-22-006753","json":"https://secwatch.observer/filing/0001437749-22-006753.json","markdown":"https://secwatch.observer/filing/0001437749-22-006753.md","text":"https://secwatch.observer/filing/0001437749-22-006753.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1307579/000143774922006753/0001437749-22-006753-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1307579/000143774922006753/liqt20220318_8k.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-06-26T21:37:57.125975+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":"5309d89f47","claim":"Alexander Buehler was appointed as Interim Chief Executive Officer at LIQTECH INTERNATIONAL INC.","evidence_excerpt":"the Company’s Board of Directors (the “ Board ”) has appointed Alexander Buehler, a current member of the Board, as the Company’s Interim Chief Executive Officer, effective March 17, 2022.","evidence_source":"SEC 8-K Item 5.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/1307579/000143774922006753/0001437749-22-006753-index.htm","confidence":0.95,"family_label":"Executive change","details":[{"label":"Action","value":"appointed"},{"label":"Role","value":"Interim Chief Executive Officer"}],"fact_type":"executive_change"}],"license":"Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer"}