10-K A comprehensive summary report of a company's performance that must be submitted annually to the Securities and Exchange Commission. Typically, the 10-K contains much more detail than the annual report. It includes information such as company history, organizational structure, equity, holdings, earnings per share, subsidiaries, etc. The 10-K must be filed within 60 days after the end of the fiscal year, 10-Q;s are filed quarterly. [Investopedia]
Sources
EDGAR (SEC's Free Database of Company Filings & Forms) Select > Search for Company Filings > Search by Company Name or Ticker > Filter reults by Filing Type
Hoover's Onlinexx Search by company name or ticker > Selext SEC Filings > 10-K Filings
OneSource Search by company name or ticker > SEC Filings