The Securities and Exchange Commission (SEC) requires publicly traded companies to file various forms disclosing financial information, material events, and ownership changes. This index provides a comprehensive reference to 40 common SEC form types organized by category.
The SEC's EDGAR (Electronic Data Gathering, Analysis, and Retrieval) system is the primary repository for these filings, dating back to 1993 and containing over 18 million documents. For complete filing requirements, consult the EDGAR Filer Manual and the SEC Forms Index.
New to SEC filings? Start with our Key Forms for Investors guide, which covers the eight most important forms in order of significance: the annual 10-K, quarterly 10-Q, real-time 8-K alerts, insider transaction Form 4s, proxy statements, activist 13D filings, IPO registration statements, and initial ownership disclosures.
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