â I nsider tradingâ refers to transactions in a companyâs securities, such as stocks or options, by corporate insiders or their associates based on information originating within the firm that would, once publicly disclosed, affect the prices of such securities.
A: A management letter is an auditor's letter addressed to the client, according to Allbusiness.com. It is a letter written by company management that confirms the accuracy of an audit. An audit is an examination and verification of a company's financial and accounting records and supporting documents presented by a professional, such as a certified public accountant.
Since 1972, GAO has produced and maintained Government Auditing Standards, also known as the Yellow Book. The Yellow Book is the book of standards and guidance for auditors and audit organizations, outlining the characteristics of good audit reports, professional qualifications for auditors, and audit quality guidelines.