shareholder : actionnaire
A shareholder is someone who owns shares in a company.
Mr.Jones has become a major shareholder in the company, and is demanding changes in the way the company is run
At the annual general meeting (AGM) there were a lot of complaints from the smaller shareholders about not being consulted when it came to making important decisions
Some politicians believe that by encouraging employees to become shareholders in their own companies, those employees will have more of an interest in making the company a success.