{"@context":{"@vocab":"https://schema.org/"},"@type":"ItemList","_source":{"data_provider":"AI Analytics","data_provider_url":"https://api.ai-analytics.org","license":"https://creativecommons.org/publicdomain/zero/1.0/","primary_source":"https://www.sec.gov/data/foiadocsfailsdatahtm","primary_source_dataset":"SEC CNS Fails-to-Deliver","generated_at":"2026-07-02T08:50:29.120Z"},"query":"VSDM","count":1,"items":[{"cusip":"922907696","symbol":"VSDM","issuer_name":"VANGUARD MUN BD FDS SHORT DURA","total_fail_shares":609198,"peak_fail_shares":91260,"peak_date":"2026-04-30","days_with_fails":196,"window":["2025-06-02","2026-05-28"],"url":"https://api.ai-analytics.org/fails-to-deliver/922907696"}]}