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Condensed Consolidated Statements of Stockholders’ Equity (Unaudited) - USD ($)
$ in Thousands
Common Stock
Additional Paid-In Capital
Accumulated Deficit
Total
Balance at Dec. 31, 2021 $ 4 $ 136,964 $ (67,450) $ 69,518
Balance (in Shares) at Dec. 31, 2021 37,855,114      
Issuance of common stock upon exercise of stock options 13 13
Issuance of common stock upon exercise of stock options (in Shares) 19,073      
Issuance of common stock upon exercise of common stock warrants
Issuance of common stock upon exercise of common stock warrants (in Shares) 20      
Vesting of founders’ restricted stock 3 3
Stock-based compensation expense 778 778
Net loss (2,207) (2,207)
Balance at Mar. 31, 2022 $ 4 137,758 (69,657) 68,105
Balance (in Shares) at Mar. 31, 2022 37,874,207      
Balance at Dec. 31, 2021 $ 4 136,964 (67,450) 69,518
Balance (in Shares) at Dec. 31, 2021 37,855,114      
Net loss       (12,611)
Balance at Jun. 30, 2022 $ 4 138,838 (80,061) 58,781
Balance (in Shares) at Jun. 30, 2022 37,981,317      
Balance at Mar. 31, 2022 $ 4 137,758 (69,657) 68,105
Balance (in Shares) at Mar. 31, 2022 37,874,207      
Issuance of common stock upon exercise of stock options 13 13
Issuance of common stock upon exercise of stock options (in Shares) 17,138      
Settlement of restricted stock units
Settlement of restricted stock units (in Shares) 89,972      
Vesting of founders’ restricted stock 2 2
Stock-based compensation expense 1,065 1,065
Net loss (10,404) (10,404)
Balance at Jun. 30, 2022 $ 4 138,838 (80,061) 58,781
Balance (in Shares) at Jun. 30, 2022 37,981,317      
Balance at Dec. 31, 2022 $ 4 141,120 (105,135) 35,989
Balance (in Shares) at Dec. 31, 2022 38,045,677      
Issuance of common stock upon exercise of stock options 32 32
Issuance of common stock upon exercise of stock options (in Shares) 44,413      
Issuance of common stock through underwritten offering, net of discounts and commissions and issuance costs of $6.6 million $ 7 96,923 96,930
Issuance of common stock through underwritten offering, net of discounts and commissions and issuance costs of $6.6 million (in Shares) 69,000,000      
Issuance of common stock through ATM offering, net of commissions and offering costs of $0.1 million 4,509 4,509
Issuance of common stock through ATM offering, net of commissions and offering costs of $0.1 million (in Shares) 2,337,496      
Reclassification of common stock warrants from liability to equity (Note 7) 725 725
Settlement of restricted stock units
Settlement of restricted stock units (in Shares) 625      
Vesting of founders’ restricted stock 6 6
Stock-based compensation expense 1,267 1,267
Net loss (14,260) (14,260)
Balance at Mar. 31, 2023 $ 11 244,582 (119,395) 125,198
Balance (in Shares) at Mar. 31, 2023 109,428,211      
Balance at Dec. 31, 2022 $ 4 141,120 (105,135) 35,989
Balance (in Shares) at Dec. 31, 2022 38,045,677      
Net loss       (30,340)
Balance at Jun. 30, 2023 $ 11 245,669 (135,475) 110,205
Balance (in Shares) at Jun. 30, 2023 110,800,413      
Balance at Mar. 31, 2023 $ 11 244,582 (119,395) 125,198
Balance (in Shares) at Mar. 31, 2023 109,428,211      
Issuance of common stock upon exercise of stock options 320 320
Issuance of common stock upon exercise of stock options (in Shares) 451,403      
Issuance of common stock pursuant to Employee Stock Purchase Plan 36 36
Issuance of common stock pursuant to Employee Stock Purchase Plan (in Shares) 65,001      
Shares withheld for taxes (661) (661)
Shares withheld for taxes (in Shares) (452,933)      
Settlement of restricted stock units
Settlement of restricted stock units (in Shares) 1,308,731      
Vesting of founders’ restricted stock 1 1
Stock-based compensation expense 1,391 1,391
Net loss (16,080) (16,080)
Balance at Jun. 30, 2023 $ 11 $ 245,669 $ (135,475) $ 110,205
Balance (in Shares) at Jun. 30, 2023 110,800,413