Renewable Energy (REGI) gains 5.05% Posted on May 25, 2021 By News Team Renewable Energy (NASDAQ: REGI) shares gained 5.05% to end trading Monday at $60.56 per share – a net change of $2.91. Shares traded between $62.07 and $58.12 throughout the day. 928937 shares of Renewable Energy exchanged hands.