{"@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":"2026-09-09T15:20:26.856Z"},"query":"KOP","count":1,"items":[{"cusip":"50060P106","symbol":"KOP","issuer_name":"KOPPERS HOLDINGS, INC.","total_fail_shares":123333,"peak_fail_shares":45400,"peak_date":"2025-08-12","days_with_fails":49,"window":["2025-06-02","2026-05-19"],"url":"https://api.ai-analytics.org/fails-to-deliver/50060P106"}]}