Quarterly report pursuant to Section 13 or 15(d)

UNAUDITED CONDENSED CONSOLIDATED BALANCE SHEETS

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UNAUDITED CONDENSED CONSOLIDATED BALANCE SHEETS - USD ($)
Mar. 31, 2023
Dec. 31, 2022
Current assets    
Cash and cash equivalents $ 119,866,000 $ 108,033,000
Marketable securities - available-for-sale debt securities 45,688,000 96,572,000
Accounts receivable, net of allowance for expected credit losses of $0 and $0 1,715,000 7,435,000
Other current assets and prepaid expenses 46,479,000 43,330,000
Total current assets 213,748,000 255,370,000
Restricted cash 1,578,000 1,569,000
Operating lease right-of-use assets, net of accumulated amortization of $10,296 and $9,470 17,947,000 18,019,000
Property, plant and equipment, net of accumulated depreciation of $38,534 and $38,588 54,365,000 53,516,000
Intangible assets, net of accumulated amortization of $4,904 and $4,676 443,000 442,000
Total assets 288,081,000 328,916,000
Current liabilities    
Accounts payable 5,187,000 4,753,000
Operating lease liabilities, current 2,842,000 2,728,000
Accrued expenses and other current liabilities 33,210,000 31,215,000
Restructuring provision 88,000 2,285,000
Deferred revenue, current 22,304,000 23,520,000
Total current liabilities 63,631,000 64,501,000
Operating lease liabilities, non-current 19,991,000 20,349,000
Deferred revenue, non-current 119,251,000 160,892,000
Other liabilities, non-current 1,332,000 1,296,000
Total liabilities 204,205,000 247,038,000
Stockholders' equity    
Common stock - Ordinary shares par value £0.001, 1,282,773,750 authorized and 993,699,960 issued and outstanding (2022: 1,282,773,750 authorized and 987,109,890 issued and outstanding) 1,407,000 1,399,000
Additional paid in capital 992,520,000 990,656,000
Accumulated other comprehensive loss (1,785,000) (875,000)
Accumulated deficit (908,266,000) (909,302,000)
Total stockholders' equity 83,876,000 81,878,000
Total liabilities and stockholders' equity $ 288,081,000 $ 328,916,000