The Securities and Exchange Commission (SEC) requires that all publicly traded companies use Form 8-k to report anything that could have a significant effect on the financial position of the company or the value of its shares. Events and changes that must be reported — in most cases within four days — include bankruptcy, mergers, acquisitions, amen [..]

Public companies file Form 8-K, known as the "current report," to the SEC to announce major events that shareholders should know about, including bankruptcy proceedings, a change in corporate...