View our full Glossary of accounting & payroll terms Visit full glossary Glossary definition What is a shareholder? A shareholder is a person or institution that owns shares in a company, so therefore owns part of that company. Subscribe to the Sage Advice enewsletter Join over 500,000 UK readers and get a roundup of our best business advice in your inbox every month. Subscribe now See this term in action 4 ways to increase profit for your professional services firm 10 September, 2021 MTD for Income Tax: 8 things your business needs to know now 10 September, 2021 Need expert support? 10 questions for small business owners to ask an accountant 8 September, 2021 Subscribe to the Sage Advice enewsletter Join over 500,000 UK readers and get a roundup of our best business advice in your inbox every month. Subscribe now Related topics Business finances Search for another term Search for: Learn more about this definition and others Featured reading Quit the day job with one creative small business idea Making Tax Digital checklist: How to ensure you're ready for MTD for VAT in April 2022 E-commerce VAT in the EU has changed. Here’s what you need to know Popular termsWhat is an internal customer?What are the different types of compensation? (What is compensation?)What is an audit?What is staff planning?