Annual report pursuant to Section 13 and 15(d)

Consolidated Statements of Changes in Stockholders' Equity (Deficit)

v3.23.1
Consolidated Statements of Changes in Stockholders' Equity (Deficit) - USD ($)
$ in Thousands
Common Stock [Member]
Additional Paid-In Capital [Member]
Accumulated Deficit [Member]
Total
Balance at Dec. 31, 2020 $ 1 $ 19,207 $ (32,675) $ (13,467)
Balance (in shares) at Dec. 31, 2020 10,882,495      
Increase (Decrease) in Stockholders' Equity [Roll Forward]        
Reclassification of Series A warrant liability to equity $ 0 61,793 0 61,793
Issuance of common stock and warrants in connection with registered direct offering $ 1 14,999 0 15,000
Issuance of common stock and warrants in connection with registered direct offering (in shares) 3,076,923      
Issuance of common stock in connection with the at-the-market program $ 0 13,491 0 13,491
Issuance of common stock in connection with the at-the-market program (in shares) 2,778,890      
Issuance of common stock in connection with settlement with investors $ 0 1,614 0 1,614
Issuance of common stock in connection with settlement with investors (in shares) 350,000      
Issuance costs $ 0 (1,517) 0 (1,517)
Exercise of Series B warrants $ 0 0 0 0
Exercise of Series B warrants (in shares) 1,629,634      
Stock-based compensation $ 0 1,914 0 1,914
Stock-based compensation (in shares) 54,444      
Exercise of stock options $ 0 87 0 87
Exercise of stock options (in shares) 73,442      
Net and comprehensive income (loss) $ 0 0 (56,693) (56,693)
Balance at Dec. 31, 2021 $ 2 111,588 (89,368) 22,222
Balance (in shares) at Dec. 31, 2021 18,845,828      
Increase (Decrease) in Stockholders' Equity [Roll Forward]        
Issuance of common stock in connection with the at-the-market program $ 0 4,428 0 4,428
Issuance of common stock in connection with the at-the-market program (in shares) 1,848,980      
Issuance costs $ 0 (133) 0 (133)
Exercise of Series B warrants $ 0 0 0 0
Exercise of Series B warrants (in shares) 60,832      
Stock-based compensation $ 0 1,807 0 1,807
Stock-based compensation (in shares) 81,366      
Exercise of stock options $ 0 27 0 27
Exercise of stock options (in shares) 24,309      
Net and comprehensive income (loss) $ 0 0 17,888 17,888
Balance at Dec. 31, 2022 $ 2 $ 117,717 $ (71,480) $ 46,239
Balance (in shares) at Dec. 31, 2022 20,861,315