corporate action (corporate event)

What is corporate action (corporate event)?

corporate action (corporate event) definition and meaning on Finance terms:
An action or event decided by the issuer of a security which has an impact on the holders of that security. This may be optional, in which case those holders have a choice (for example, they may have the right to purchase more shares, subject to conditions specified by the issuer). Alternatively, it may be mandatory, whereby those holders have no choice (e. g. in the case of a dividend payment or stock split). Corporate actions can relate to cash payments (e. g. dividends or bonuses) or the registration of rights (subscription rights, partial rights, splits, mergers, etc. ). <