{"schema_version":"secwatch.filing_event.v1","accession":"0001437749-23-026204","form_type":"8-K","ticker":"NRP","cik":"0001171486","company_name":"NATURAL RESOURCE PARTNERS LP","filed_at":"2023-09-18T23:59:59+00:00","discovered_at":"2026-05-14T18:03:33.288781+00:00","generated_at":"2026-06-10T14:30:00.051723+00:00","sec_items":["8.01","5.02","9.01"],"event_type":"other_material","sentiment":"neutral","materiality_score":0.55,"calibrated_materiality_score":0.55,"confidence":"high","headline":"NRP repurchases $15M of Class A Preferred Units from Blackstone; Blackstone board designee resigns","bullets":["Repurchased 15,001 Class A Preferred Units from Blackstone for $15,001,000 cash plus accrued distributions.","Blackstone now holds no Class A Preferred Units; 71,666 of originally 250,000 units remain outstanding.","Alexander D. Greene, Blackstone's board designee, resigned from NRP's general partner board effective Sept 12, 2023.","Repurchased units were retired and are no longer outstanding."],"urls":{"canonical":"https://secwatch.observer/filing/0001437749-23-026204","json":"https://secwatch.observer/filing/0001437749-23-026204.json","markdown":"https://secwatch.observer/filing/0001437749-23-026204.md","text":"https://secwatch.observer/filing/0001437749-23-026204.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1171486/000143774923026204/0001437749-23-026204-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1171486/000143774923026204/nrp20230911_8k.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-06-10T14:30:00.051723+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":"a75fc77078","claim":"Alexander D. Greene resigned as director at NATURAL RESOURCE PARTNERS LP.","evidence_excerpt":"Blackstone’s board designee Alexander D. Greene resigned from the board of the Partnership’s general partner, effective September 12, 2023.","evidence_source":"SEC 8-K Item 5.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/1171486/000143774923026204/0001437749-23-026204-index.htm","confidence":1.0,"family_label":"Executive change","details":[{"label":"Action","value":"resigned"},{"label":"Role","value":"director"}],"fact_type":"executive_change"}],"license":"Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer"}