Subsequent events

3 Months Ended

Mar. 31, 2020

Subsequent events

Subsequent events

13. Subsequent Events

On July 2, 2018, the Company established an at-the-market equity offering program (ATM) pursuant to which it is able to offer and sell up to $75,000 of its common stock from time to time at prevailing market prices. As of March 31, 2020, the Company had not sold any shares under the ATM. On April 7, 2020, the Company sold 8,938,599 and 1,962,000 shares of common stock at$5.59 per share and $7.74 per share, respectively, to raise gross proceeds of $65,153 through this ATM facility.