{"schema_version":"secwatch.filing_event.v1","accession":"0001529628-23-000038","form_type":"8-K","ticker":"SND","cik":"0001529628","company_name":"Smart Sand, Inc.","filed_at":"2023-03-31T23:59:59+00:00","discovered_at":"2026-05-14T18:03:45.408728+00:00","generated_at":"2026-06-17T07:49:57.345684+00:00","sec_items":["1.01","9.01"],"event_type":"other_material","sentiment":"positive","materiality_score":0.55,"calibrated_materiality_score":0.55,"confidence":"medium","headline":"Smart Sand receives additional non-refundable prepayment from EQT under sand supply agreement","bullets":["Second Amendment to Master Product Purchase Agreement with EQT Production Company executed March 30, 2023.","EQT to make an additional non-refundable prepayment (amount redacted as immaterial/confidential) for future sand purchases.","Amendment restates Section 2.7 to include Supplemental Prepayment due on or before April 1, 2023.","Smart Sand COO John Young and EQT VP Steven Ko signed the amendment."],"urls":{"canonical":"https://secwatch.observer/filing/0001529628-23-000038","json":"https://secwatch.observer/filing/0001529628-23-000038.json","markdown":"https://secwatch.observer/filing/0001529628-23-000038.md","text":"https://secwatch.observer/filing/0001529628-23-000038.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1529628/000152962823000038/0001529628-23-000038-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1529628/000152962823000038/snd-20230330.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-06-17T07:49:57.345684+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":"89ed735b798e6688da2d40adc409fcf221e1dbf4","claim":"Smart Sand, Inc. amended Second Amendment to Master Product Purchase Agreement with EQT Production Company (effective 2023-03-30).","evidence_excerpt":"On March 30 , 2023, the Company and Buyer executed a Second Amendment to Master Product Purchase Agreement (the “Amendment”).","evidence_source":"SEC 8-K Item 1.01/1.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/1529628/000152962823000038/0001529628-23-000038-index.htm","confidence":0.9,"family_label":"Material Agreements","details":[{"label":"Action","value":"amendment"},{"label":"Agreement","value":"supply"},{"label":"Counterparty","value":"EQT Production Company"},{"label":"Effective","value":"2023-03-30"}],"fact_type":"material_agreement"}],"license":"Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer"}