Quarterly report pursuant to Section 13 or 15(d)

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

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Condensed Consolidated Statements of Changes in Stockholders' Equity (Unaudited) - USD ($)
$ in Thousands
Total
Common Stock
Additional Paid-in Capital
Accumulated Other Comprehensive (Loss) Income
Accumulated Deficit
Beginning balance at Dec. 31, 2022 $ 110,123 $ 2 [1] $ 455,765 [1] $ (6,997) $ (338,647)
Beginning balance, shares at Dec. 31, 2022 [1]   19,467,183      
Release of Restricted Stock Units and Performance Stock Units, shares [1]   261,153      
Stock compensation expense 2,646   2,646 [1]    
Conversion of warrants to common stock 286   286 [1]    
Conversion of warrants to common stock, shares [1]   34,728      
Net Income (Loss) (17,673)       (17,673)
Foreign currency translation adjustments (1,589)     (1,589)  
Net unrealized gain on investments (net of tax) 44     44  
Ending balance at Mar. 31, 2023 93,837 $ 2 [1] 458,697 [1] (8,542) (356,320)
Ending balance, shares at Mar. 31, 2023 [1]   19,763,064      
Beginning balance at Dec. 31, 2023 70,538 $ 2 477,624 (4,485) (402,603)
Beginning balance, shares at Dec. 31, 2023   22,604,676      
Exercise of stock options $ 267   267    
Exercise of stock options, shares 37,536 37,536      
Release of Restricted Stock Units and Performance Stock Units, shares   204,511      
Stock compensation expense $ 3,628   3,628    
Issuance of common stock under Securites Purchase Agreements Shares   2,976,191      
Issuance of common stock under Securites Purchase Agreements Value 37,882 $ 1 37,881    
Net Income (Loss) (25,256)       (25,256)
Foreign currency translation adjustments (1,747)     (1,747)  
Net unrealized gain on investments (net of tax) (2)     (2)  
Ending balance at Mar. 31, 2024 $ 85,310 $ 3 $ 519,400 $ (6,234) $ (427,859)
Ending balance, shares at Mar. 31, 2024   25,822,914      
[1] The shares of the Company's common stock have been retroactively adjusted to reflect the 1-for-8 reverse stock split (Note 1).