Equity is an alternative word for  <a title="Shares" href="https://quoteddata.com/glossary/shares/">shares </a>in companies. Also a term for all the <a title="Net asset value" href="https://quoteddata.com/glossary/net-asset/">net assets </a>owned by the <a title="Shareholders" href="https://quoteddata.com/glossary/shareholders/">shareholders</a>.