Preferred Stock	12 Months Ended
Dec. 31, 2019
Preferred Stock.
Preferred Stock	10. Preferred Stock Upon the closing of the IPO, on May 13, 2019, all of the outstanding shares of the Company’s preferred stock automatically converted into shares of common stock at the applicable conversion ratio then in effect. Subsequent to the closing of the IPO, there were no shares of preferred stock outstanding. The Company’s preferred stock that was outstanding as of December 31, 2018 is classified outside of stockholders’ equity (deficit) because the shares contained deemed liquidation rights that were a contingent redemption feature not solely within the control of the Company. As of December 31, 2019, the Company’s certificate of incorporation, as amended and restated, authorized the Company to issue 10,000,000 shares of $0.001 par value preferred stock, and there were no shares of preferred stock issued or outstanding. The Company can fix the price, rights, preferences, privileges and restrictions of the preferred stock without any further vote or action by its stockholders.

10. Preferred Stock

Upon the closing of the IPO, on May 13, 2019, all of the outstanding shares of the Company’s preferred stock automatically converted into shares of common stock at the applicable conversion ratio then in effect. Subsequent to the closing of the IPO, there were no shares of preferred stock outstanding.

The Company’s preferred stock that was outstanding as of December 31, 2018 is classified outside of stockholders’ equity (deficit) because the shares contained deemed liquidation rights that were a contingent redemption feature not solely within the control of the Company.

As of December 31, 2019, the Company’s certificate of incorporation, as amended and restated, authorized the Company to issue 10,000,000 shares of $0.001 par value preferred stock, and there were no shares of preferred stock issued or outstanding. The Company can fix the price, rights, preferences, privileges and restrictions of the preferred stock without any further vote or action by its stockholders.