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CONDENSED CONSOLIDATED BALANCE SHEETS - USD ($)
$ in Thousands
Mar. 31, 2024
Dec. 31, 2023
Current assets:    
Cash and cash equivalents $ 60,493 $ 99,216
Marketable securities 20,376 15,000
Research and development incentive receivable 702 562
Prepaid expenses and other current assets 5,762 7,298
Total current assets 87,333 122,076
Property and equipment, net 742 745
Goodwill 17,351 17,351
Right-of-use assets 5,264 5,650
Other assets 1,492 1,436
Total assets 112,182 147,258
Current liabilities:    
Accounts payable 8,935 8,947
Accrued expenses 13,473 12,816
Current portion of lease liability 1,133 1,099
Total current liabilities 23,541 22,862
Long-term debt, including accretion, net of discount 54,824 54,570
Lease liabilities 2,318 2,612
Warrant liability (Note 4) 29,438 15,683
Other liabilities 1,025 432
Total liabilities 111,146 96,159
Commitments and contingencies (Note 9)
Stockholders’ equity:    
Common stock, $0.001 par value, 500,000,000 shares authorized as of March 31, 2024 and December 31, 2023, respectively; 167,937,781 and 167,434,595 shares issued and outstanding as of March 31, 2024 and December 31, 2023, respectively 168 167
Additional paid-in capital 530,694 528,956
Accumulated other comprehensive loss (155) (119)
Accumulated deficit (529,671) (477,905)
Total stockholders’ equity 1,036 51,099
Total liabilities and stockholders’ equity $ 112,182 $ 147,258