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.
A letter ruling, or private letter ruling, is a written statement issued to a taxpayer by an Associate Chief Counsel Office of the Office of Chief Counsel or by the Tax Exempt and Government Entities Division that interprets and applies the tax laws to a specific set of facts..