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Condensed Consolidated Statements of Operations - USD ($)
3 Months Ended 6 Months Ended
Jun. 30, 2023
Jun. 30, 2022
Jun. 30, 2023
Jun. 30, 2022
Total revenue $ 6,202,000 $ 3,437,000 $ 12,069,000 $ 5,744,000
Operating expenses        
Selling, general and administrative 11,776,000 10,006,000 22,983,000 19,154,000
Research and development 13,315,000 7,726,000 24,271,000 14,519,000
Cost of goods sold 656,000 341,000 1,185,000 520,000
Impairment of acquired contract intangible asset 0 3,724,000 0 3,724,000
Total operating expenses 25,747,000 21,797,000 48,439,000 37,917,000
Loss from operations (19,545,000) (18,360,000) (36,370,000) (32,173,000)
Other income (expense)        
Foreign exchange loss (3,000) 0 (3,000) 0
Interest income 1,635,000 158,000 3,295,000 171,000
Interest expense (58,000) (58,000) (116,000) (115,000)
Total other income (expense), net 1,574,000 100,000 3,176,000 56,000
Loss before income tax expense (17,971,000) (18,260,000) (33,194,000) (32,117,000)
Income tax expense 0 (9,000) 0 (9,000)
Net loss (17,971,000) (18,269,000) (33,194,000) (32,126,000)
Other comprehensive loss:        
Change in unrealized loss on short-term investments (12,000) 0 71,000 0
Comprehensive loss $ (17,983,000) $ (18,269,000) $ (33,123,000) $ (32,126,000)
Net loss per share, basic (in dollars per share) $ (0.67) $ (0.87) $ (1.23) $ (1.53)
Net loss per share, diluted (in dollars per share) $ (0.67) $ (0.87) $ (1.23) $ (1.53)
Weighted-average number of common shares outstanding, basic (in shares) 26,879,089 20,970,459 26,878,672 20,942,804
Weighted-average number of common shares outstanding, diluted (in shares) 26,879,089 20,970,459 26,878,672 20,942,804
Product sales, net        
Total revenue $ 6,202,000 $ 3,437,000 $ 12,069,000 $ 5,744,000