Парсинг корпоративной отчетности SEC

Free and public domain: the **time of day** 63,969 US earnings announcements were actually released, 2003 to 2026. Knowing the date a company reports is easy. Knowing the hour usually means a vendor quote, because assembling it is tedious rather than secret. So it is assembled: 64,938 SEC 8-K item 2.02 filings, resolved into 63,969 distinct announcements, 808 S&P 500 companies. Every row carries its accession number and a direct sec.gov link, so any single line can be checked against the original. https://quant500.com/api/descarga/anuncios.csv Plain CSV over HTTPS, no account and no key. Fair warning so it does not look like a broken file: it opens with 119 lines of `#` comments carrying the caveats and the CC0 licence, so the header row is line 120. Read it with comment='#' and it land…