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CONDENSED CONSOLIDATED BALANCE SHEETS - USD ($)
$ in Thousands
Sep. 30, 2024
Dec. 31, 2023
Current assets:    
Cash and cash equivalents $ 6,663 $ 9,195
Restricted cash 0 1,501
Marketable securities 113,690 141,161
Prepaid expenses and other current assets 11,583 8,902
Assets held for sale 637 0
Total current assets 132,573 160,759
Property, plant and equipment, net 130,147 138,684
Operating lease right-of-use assets 1,104 2,387
Long-term investments 2,557 23,161
Other long-term assets 6,181 639
Total assets 272,562 325,630
Current liabilities:    
Accounts payable 1,195 1,212
Accrued expenses and other current liabilities 9,085 9,347
Total current liabilities 10,280 10,559
Contingent consideration, net of current portion 2,358 4,858
Operating lease liabilities, non-current 1,411 2,877
Loan payable 82,173 81,427
Other long-term liabilities 8 80
Total liabilities 96,230 99,801
Commitments and contingencies (Note 7)
Stockholders’ equity:    
Preferred stock, par value $0.000001 per share; 10,000,000 shares authorized; zero shares issued and outstanding as of September 30, 2024, and December 31, 2023 0 0
Common stock, par value $0.000001 per share; 300,000,000 shares authorized; 6,525,266 and 6,503,913 shares issued and outstanding as of September 30, 2024, and December 31, 2023 0 0
Additional paid-in capital 820,073 807,158
Accumulated other comprehensive loss (520) (348)
Accumulated deficit (643,221) (580,981)
Total stockholders’ equity 176,332 225,829
Total liabilities and stockholders’ equity $ 272,562 $ 325,630
Common stock, shares outstanding (in shares) 6,525,266 6,503,913
Common stock, shares issued (in shares) 6,525,266 6,503,913