A document required by the SEC announcing owners with a change in their 10% or more equity stake in a company.
A document required by the SEC and the appropriate stock exchange to announce changes in the holdings of directors, officers, and shareholders owning 10% or more of the company's outstanding stock.
Periodic form filed with the SEC, the issuer and the issuer's stock exchange when there has been a non-exempt change in an insider's ownership of company stock, such as a purchase, sale or option exercise. Form 4 must be filed by the insider within two business days of the date of the transaction.