Quarterly report pursuant to Section 13 or 15(d)

Condensed Consolidated Balance Sheets

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Condensed Consolidated Balance Sheets - USD ($)
$ in Thousands
Mar. 31, 2022
Dec. 31, 2021
Current assets:    
Cash and cash equivalents $ 20,326 $ 32,938
Short-term investments 10,989 12,086
Restricted cash 5,891 5,891
Accounts receivable 3,000
Prepaid expenses and other current assets 1,998 2,377
Total current assets 39,204 56,292
Property and equipment, net 8,408 12,339
Right-of-use lease assets 7,540 9,403
Licensed technology, net 1,384
Other assets 20 168
Total assets 55,172 79,586
Current liabilities:    
Accounts payable 1,601 4,325
Accrued expenses 4,206 5,585
Current portion of lease liability 1,822 1,818
Current portion of payable to licensor 4,708 4,599
Deferred revenue 296
Total current liabilities 12,337 16,623
Payable to licensor 3,919 3,828
Other long-term liabilities 200 200
Long-term lease liabilities 7,273 7,560
Total liabilities 23,729 28,211
Commitments and contingencies  
Stockholders’ equity:    
Preferred stock - $0.01 par value; authorized 2,000,000 shares; No shares issued and outstanding as of March 31, 2022 and December 31, 2021, respectively
Common stock - $0.01 par value; authorized 200,000,000 shares; 147,079,899 and 147,205,422 shares issued and outstanding as of March 31, 2022 and December 31, 2021, respectively 1,471 1,472
Additional paid-in capital 706,433 705,570
Accumulated deficit (676,431) (655,640)
Accumulated other comprehensive loss (30) (27)
Total stockholders’ equity 31,443 51,375
Total liabilities and stockholders’ equity $ 55,172 $ 79,586