{"@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":"2026-07-01T09:57:08.110Z"},"query":"IEF","count":1,"items":[{"cusip":"464287440","symbol":"IEF","issuer_name":"ISHARES BARCLAYS","total_fail_shares":33728698,"peak_fail_shares":28715171,"peak_date":"2025-11-14","days_with_fails":149,"window":["2025-06-02","2026-05-20"],"url":"https://api.ai-analytics.org/fails-to-deliver/464287440"}]}