Oat milk company Oatly makes its market debut Thursday, after pricing its IPO at $17 a share. The company raised $1.4 billion, valuing it at $10 billion

Oatly has become a popular new alt-milk in the United States. It can be found at Starbucks, and an investment group that includes Oprah Winfrey and former Starbucks CEO Howard Schultz invested $200 million in the company last year.