{"schema_version":"secwatch.filing_event.v1","accession":"0001193125-26-355420","form_type":"8-K","ticker":"CURB","cik":"0002027317","company_name":"Curbline Properties Corp.","filed_at":"2026-08-18T20:06:36+00:00","discovered_at":"2026-08-18T20:08:01.385938+00:00","generated_at":"2026-08-18T20:08:05.939968+00:00","sec_items":["1.02","3.03","9.01"],"event_type":"other_material","sentiment":"neutral","materiality_score":0.3,"calibrated_materiality_score":0.3,"confidence":"high","headline":"Curbline raises ownership limit to 9.8% after Otto stake falls below 7.5%","bullets":["Effective Aug 12, 2026, Alexander Otto's beneficial ownership fell to 7.5% or less, triggering the Exempt Holder Reduction Event.","Ownership Limit in Charter increased from 8% to 9.8% for all holders; Certificate of Notice filed with Maryland SDAT.","Waiver Agreement with Otto (dated Oct 1, 2024) automatically terminated, ending the Related Party Limit waiver for the Exempt Holder.","Exhibit 3.1 contains the Certificate of Notice; no financial impact disclosed."],"urls":{"canonical":"https://secwatch.observer/filing/0001193125-26-355420","json":"https://secwatch.observer/filing/0001193125-26-355420.json","markdown":"https://secwatch.observer/filing/0001193125-26-355420.md","text":"https://secwatch.observer/filing/0001193125-26-355420.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/2027317/000119312526355420/0001193125-26-355420-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/2027317/000119312526355420/d110992d8k.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-08-18T20:08:05.939968+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"}