By Admin Friday, May 21, 2021 Oatly Ipo / Oatly Hopes For Frothy Ipo Market In 2021 Oatly Ipo / Oatly Hopes For Frothy Ipo Market In 2021 . May 17, 2021 6:00pm edt. Oatly shares began trading at $17 and rose nearly 30% ...