(USA) The most common forms under the Securities Exchange Act of 1934 include the following: Forms 3, 4, and 5 (Reports to the SEC required to be made under Section 16 of the Securities Act of 1934 by directors, executive officers and certain other insiders of a public company, reporting their trades in securities of that company or its subsidiaries); Form 6-K (The form filed with the SEC by foreign companies subject to the USA public company reporting rules for the filing of information that (a) the company is required to make public under the laws of its jurisdiction of incorporation, (b) it files with the securities exchange on which its securities are traded and which was made public by that exchange, or (c) it distributes to its stockholders); Form 8-A (The form filed with the SEC to register a company's class of securities under the Securities Exchange Act of 1934 concurrently with a company's registration of securities under the Securities Act of 1933); Form 8-K (A form required to be filed with the SEC by any USA public company upon the occurrence of certain events such as a change in control of the company, significant acquisitions or dispositions of assets, bankruptcy or receivership of the company, changes in the company's independent accountants, and certain other matters); Form 10 (A form required to be filed with the SEC to register a company's class of securities under the Securities Exchange Act of 1934 where no other form is prescribed. Generally used when an issuer has more than 500 shareholders in the USA); Form 10-K (A form required to be filed annually with the SEC by any public company with a class of securities registered under the Securities Exchange Act of 1934 that includes a narrative description of the business, audited financial statements, and other information); Form 10-Q (A form required to be filed quarterly with the SEC by any public company with a class of securities registered under the Securities Exchange Act of 1934 that includes unaudited quarterly financial information and certain other information).