Rule 10b5-1(redirected from Rule 10b51)
An SEC rule that allows an employee of a publicly-traded company to create a plan of when and how to sell shares in that company. The employee writes and files this plan while he/she has no nonpublic knowledge about the company. Following this plan and selling shares according to it allows the employee to sell shares without fear of being accused of insider trading, regardless of what nonpublic knowledge he/she may later come to possess.
An SEC rule that permits an employee to adopt a written plan to sell shares when the employee is not in possession of material nonpublic information. Shares can then be sold according to the plan on a regular basis, regardless of subsequent nonpublic information received by the employee. Also called selling plan.