{"schema_version":"secwatch.filing_event.v1","accession":"0001529628-23-000135","form_type":"8-K","ticker":"SND","cik":"0001529628","company_name":"Smart Sand, Inc.","filed_at":"2023-12-27T23:59:59+00:00","discovered_at":"2026-05-14T18:03:29.388209+00:00","generated_at":"2026-06-07T06:53:49.826350+00:00","sec_items":["5.02"],"event_type":"leadership","sentiment":"neutral","materiality_score":0.2,"calibrated_materiality_score":0.2,"confidence":"high","headline":"José E. Feliciano resigns from Smart Sand Board effective Dec 31, 2023","bullets":["Resignation from Board and Compensation Committee, effective December 31, 2023.","Resignation not due to any disagreement with Company's operations, policies, or procedures.","Board will reduce aggregate board size by one to eliminate vacancy."],"urls":{"canonical":"https://secwatch.observer/filing/0001529628-23-000135","json":"https://secwatch.observer/filing/0001529628-23-000135.json","markdown":"https://secwatch.observer/filing/0001529628-23-000135.md","text":"https://secwatch.observer/filing/0001529628-23-000135.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1529628/000152962823000135/0001529628-23-000135-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1529628/000152962823000135/snd-20231221.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-06-07T06:53:49.826350+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":"d9786ef6cc","claim":"José E. Feliciano resigned as Board of Directors at Smart Sand, Inc..","evidence_excerpt":"On December 21, 2023, the Company received a letter of resignation from José E. Feliciano indicating that he has resigned from his position on the Board of Directors of the Company (the “Board”) and from the Compensation Committee of the Board, effective December 31, 2023.","evidence_source":"SEC 8-K Item 5.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/1529628/000152962823000135/0001529628-23-000135-index.htm","confidence":0.95,"family_label":"Executive change","details":[{"label":"Action","value":"resigned"},{"label":"Role","value":"Board of Directors"}],"fact_type":"executive_change"}],"license":"Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer"}