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A leak-free, chronologically ordered corpus of 8-K, 10-Q, and 10-K filings for roughly 610 present-day U.S. large-cap companies, each paired with objective forward-return labels through 2026. The release is structured as a benchmark for testing whether filing language can anticipate subsequent stock performance, with clearly separated provenance classes.
This dataset has moved to anamnesis-data/clinical_trials_history. New releases are published there only; this repository is no longer updated. Access approvals do not carry over, so please request access on the new repository. Existing tags here (up to v2026.09.26) remain available for pinned use. The data files were removed from the main branch on 2026-11-03; they have defects fixed in the new re
US Earnings Release Dates from SEC 8-K Filings (2004 onward) Every earnings release filed on SEC Form 8-K Item 2.02 since 2004 (229,038 releases): filing time in New York time and whether it came before the open, during the session or after the close. Useful for event studies. import pandas as pd df = pd.read_parquet("hf://datasets/FinzData/sec-earnings-release-dates/data/earnings_dates.parquet")