Quarterly report pursuant to Section 13 or 15(d)

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

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Condensed Consolidated Statements of Changes in Stockholders' Equity (Deficit) (Unaudited) - USD ($)
$ in Thousands
Common Stock [Member]
Treasury Stock, Common [Member]
Additional Paid-in Capital [Member]
Retained Earnings [Member]
AOCI Attributable to Parent [Member]
Total
Beginning balance, value at Dec. 31, 2022 $ 275,572 $ (250,219) $ (472) $ 24,881
Beginning balance, shares at Dec. 31, 2022 2,063,074          
Beginning balance, treasury stock, shares at Dec. 31, 2022          
Release of restricted stock
Release of restricted stock, shares 42,724          
Sales of common stock, net of issuance costs 995 995
Sale of common stock, net of issuance costs, shares 34,303          
Stock-based compensation expense 2,828 2,828
Net loss (10,793) (10,793)
Issuance of common stock in lieu of cash bonus and consulting fees 347 347
Issuance of common stock in leiu of cash bonus and consulting fees, shares 7,454          
Common Stock issued upon conversion of 2022 Promissory Note          
Issuance of common stock under the 2018 employee stock purchase plan 48 48
Cumulative translation adjustment 46 46
Treasury stock repurchase $ (502) (502)
Treasury stock repurchase, shares   (10,130)        
Exercise of stock options, net of vesting of restricted shares 58 58
Exercise of stock options, net of vesting of restricted shares, shares 1,895          
Ending balance, value at Jun. 30, 2023 $ (502) 279,848 (261,012) (426) 17,908
Ending balance, shares at Jun. 30, 2023 2,151,309          
Ending balance, treasury stock, shares at Jun. 30, 2023   (10,130)        
Beginning balance, value at Mar. 31, 2023 $ (475) 277,313 (254,488) (449) 21,901
Beginning balance, shares at Mar. 31, 2023 2,089,400          
Beginning balance, treasury stock, shares at Mar. 31, 2023   (9,230)        
Release of restricted stock
Release of restricted stock, shares 25,747          
Sales of common stock, net of issuance costs 995 995
Sale of common stock, net of issuance costs, shares 34,303          
Stock-based compensation expense 1,492 1,492
Net loss (6,524) (6,524)
Issuance of common stock under the 2018 employee stock purchase plan 48 48
Issuance of common stock under the 2018 employee stock purchase plan, shares 1,859          
Cumulative translation adjustment 23 23
Treasury stock repurchase $ (27) (27)
Treasury stock repurchase, shares   (900)        
Ending balance, value at Jun. 30, 2023 $ (502) 279,848 (261,012) (426) 17,908
Ending balance, shares at Jun. 30, 2023 2,151,309          
Ending balance, treasury stock, shares at Jun. 30, 2023   (10,130)        
Beginning balance, value at Dec. 31, 2023 $ (502) 292,467 (303,004) (418) $ (11,457)
Beginning balance, shares at Dec. 31, 2023 3,861,578         3,851,448
Beginning balance, treasury stock, shares at Dec. 31, 2023   (10,130)       10,130
Ending balance, value at Mar. 31, 2024 $ 1 $ (502) 320,840 (305,296) (418) $ 14,625
Ending balance, shares at Mar. 31, 2024 8,282,221          
Ending balance, treasury stock, shares at Mar. 31, 2024   (10,130)        
Beginning balance, value at Dec. 31, 2023 $ (502) 292,467 (303,004) (418) $ (11,457)
Beginning balance, shares at Dec. 31, 2023 3,861,578         3,851,448
Beginning balance, treasury stock, shares at Dec. 31, 2023   (10,130)       10,130
Release of restricted stock
Release of restricted stock, shares 99,117          
Stock-based compensation expense 1,290 1,290
Net loss (4,923) (4,923)
Issuance of common stock in lieu of cash bonus and consulting fees 35 35
Issuance of common stock in leiu of cash bonus and consulting fees, shares 11,453          
Common Stock issued upon conversion of 2022 Promissory Note 4,505 4,505
Common Stock issued upon conversion of 2022 Promissory Note, shares 336,550          
Sale of common stock & exercise of prefunded warrants, net of issuance costs $ 1 24,639 24,640
Sale of common stock & exercise of prefunded warrants, net of issuance costs, shares 4,170,051          
Fractional share issuances as a result of reverse stock split
Fractional share issuances as a result of reverse stock split, shares 141,631          
Cumulative translation adjustment          
Ending balance, value at Jun. 30, 2024 $ 1 $ (502) 322,936 (307,927) (418) $ 14,090
Ending balance, shares at Jun. 30, 2024 8,620,380         8,610,250
Ending balance, treasury stock, shares at Jun. 30, 2024   (10,130)       10,130
Beginning balance, value at Mar. 31, 2024 $ 1 $ (502) 320,840 (305,296) (418) $ 14,625
Beginning balance, shares at Mar. 31, 2024 8,282,221          
Beginning balance, treasury stock, shares at Mar. 31, 2024   (10,130)        
Release of restricted stock
Release of restricted stock, shares 83,117          
Sales of common stock, net of issuance costs 1,436 1,436
Sale of common stock, net of issuance costs, shares 255,042          
Stock-based compensation expense 660 660
Net loss (2,631) (2,631)
Cumulative translation adjustment          
Ending balance, value at Jun. 30, 2024 $ 1 $ (502) $ 322,936 $ (307,927) $ (418) $ 14,090
Ending balance, shares at Jun. 30, 2024 8,620,380         8,610,250
Ending balance, treasury stock, shares at Jun. 30, 2024   (10,130)       10,130