Quarterly report pursuant to Section 13 or 15(d)

Condensed Consolidated Statements of Stockholders' Equity (Deficit) (Unaudited)

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Condensed Consolidated Statements of Stockholders' Equity (Deficit) (Unaudited) - USD ($)
$ in Thousands
Common Stock [Member]
Additional Paid-in Capital [Member]
Retained Earnings [Member]
AOCI Attributable to Parent [Member]
Total
Balance at Dec. 31, 2022 $ 177 $ 722,049 $ (695,336) $ (129) $ 26,761
Balance, shares at Dec. 31, 2022 17,719,720        
Stock-based compensation expense 1,697 1,697
Issuance of common stock in connection with restricted share awards, net of cancellations and shares settled for tax withholding settlement $ 18 (27) (9)
Issuance of common stock in connection with restricted share awards, net of cancellations and shares settled for tax withholding settlement, shares 1,768,116        
Issuance of common stock, net of offering costs under open market sale agreement (ATM) $ 20 6,603 6,623
Issuance of common stock, net of offering costs under open market sale agreement (ATM), shares 1,990,321        
Net income (loss) (25,761) (25,761)
Other comprehensive income 34 34
Balance at Jun. 30, 2023 $ 215 730,322 (721,097) (95) 9,345
Balance, shares at Jun. 30, 2023 21,478,157        
Balance at Mar. 31, 2023 $ 179 723,069 (704,443) (65) 18,740
Balance, shares at Mar. 31, 2023 17,929,344        
Stock-based compensation expense 927 927
Issuance of common stock in connection with restricted share awards, net of cancellations and shares settled for tax withholding settlement $ 17 (22) (5)
Issuance of common stock in connection with restricted share awards, net of cancellations and shares settled for tax withholding settlement, shares 1,657,052        
Issuance of common stock, net of offering costs under open market sale agreement (ATM) $ 19 6,348 6,367
Issuance of common stock, net of offering costs under open market sale agreement (ATM), shares 1,891,761        
Net income (loss) (16,654) (16,654)
Other comprehensive income (30) (30)
Balance at Jun. 30, 2023 $ 215 730,322 (721,097) (95) 9,345
Balance, shares at Jun. 30, 2023 21,478,157        
Balance at Dec. 31, 2023 $ 265 764,151 (749,524) (66) 14,826
Balance, shares at Dec. 31, 2023 26,523,878        
Stock-based compensation expense 2,869 2,869
Issuance of common stock in connection with restricted share awards, net of cancellations and shares settled for tax withholding settlement (329) (329)
Issuance of common stock in connection with restricted share awards, net of cancellations and shares settled for tax withholding settlement, shares (49,296)        
Issuance of common stock, net of offering costs under open market sale agreement (ATM) $ 19 9,943 9,962
Issuance of common stock, net of offering costs under open market sale agreement (ATM), shares 1,902,376        
Issuance of common stock in connection with underwritten offering, net of offering costs $ 123 70,030 70,153
Issuance of common stock in connection with underwritten offering, net of offering costs, shares 12,285,056        
Issuance of common stock upon exercise of pre-funded warrants, net of shares settled $ 10 (10)
Issuance of common stock upon exercise of pre-funded warrants, net of shares settled, shares 999,979        
Net income (loss) (24,172) (24,172)
Other comprehensive income (68) (68)
Balance at Jun. 30, 2024 $ 417 846,654 (773,696) (134) 73,241
Balance, shares at Jun. 30, 2024 41,661,993        
Balance at Mar. 31, 2024 $ 276 772,129 (781,102) (184) (8,881)
Balance, shares at Mar. 31, 2024 27,550,693        
Stock-based compensation expense 1,323 1,323
Issuance of common stock in connection with restricted share awards, net of cancellations and shares settled for tax withholding settlement $ (2) (313) (315)
Issuance of common stock in connection with restricted share awards, net of cancellations and shares settled for tax withholding settlement, shares (186,796)        
Issuance of common stock, net of offering costs under open market sale agreement (ATM) $ 10 3,495 3,505
Issuance of common stock, net of offering costs under open market sale agreement (ATM), shares 1,013,061        
Issuance of common stock in connection with underwritten offering, net of offering costs $ 123 70,030 70,153
Issuance of common stock in connection with underwritten offering, net of offering costs, shares 12,285,056        
Issuance of common stock upon exercise of pre-funded warrants, net of shares settled $ 10 (10)
Issuance of common stock upon exercise of pre-funded warrants, net of shares settled, shares 999,979        
Net income (loss) 7,406 7,406
Other comprehensive income 50 50
Balance at Jun. 30, 2024 $ 417 $ 846,654 $ (773,696) $ (134) $ 73,241
Balance, shares at Jun. 30, 2024 41,661,993