8-K Law and Legal Definition
This is a report of unscheduled material events or corporate changes deemed of importance to the shareholders or to the Securities and Exchange Commission (SEC). Companies must file 8-K forms with the SEC within ten days of the end of the month in which: there is a change in control of the company, the company declares bankruptcy, the company acquires or disposes of a significant amount of assets, the company changes accountants, a company director resigns, or any other significant corporate change.