{"schema_version":"secwatch.filing_event.v1","accession":"0001104659-23-024768","form_type":"8-K","ticker":"IRM","cik":"0001020569","company_name":"IRON MOUNTAIN INC","filed_at":"2023-02-23T23:59:59+00:00","discovered_at":"2026-05-14T18:03:43.528966+00:00","generated_at":"2026-06-19T01:16:12.611271+00:00","sec_items":["8.01","9.01"],"event_type":"other","sentiment":"neutral","materiality_score":0.1,"calibrated_materiality_score":0.1,"confidence":"high","headline":"Iron Mountain updates REIT tax disclosure; counsel confirms REIT status for 2014-2022","bullets":["Filed updated material U.S. federal income tax considerations for REIT qualification and stock ownership.","Sullivan & Worcester LLP opines Iron Mountain qualified as REIT for 2014-2022 and expects continued qualification.","New disclosure replaces and supersedes prior descriptions of federal income tax treatment.","No changes to operations, financials, or dividend policy; routine tax disclosure update."],"urls":{"canonical":"https://secwatch.observer/filing/0001104659-23-024768","json":"https://secwatch.observer/filing/0001104659-23-024768.json","markdown":"https://secwatch.observer/filing/0001104659-23-024768.md","text":"https://secwatch.observer/filing/0001104659-23-024768.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1020569/000110465923024768/0001104659-23-024768-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1020569/000110465923024768/tm237555d1_8k.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-06-19T01:16:12.611271+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":[],"license":"Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer"}