v3.23.3
UNAUDITED CONDENSED CONSOLIDATED BALANCE SHEETS - USD ($)
Sep. 30, 2023
Dec. 31, 2022
Current assets    
Cash and cash equivalents $ 90,059,000 $ 108,033,000
Marketable securities - available-for-sale debt securities 71,669,000 96,572,000
Accounts receivable, net of allowance for expected credit losses of $0 and $0 789,000 7,435,000
Other current assets and prepaid expenses 56,851,000 43,330,000
Total current assets 219,368,000 255,370,000
Restricted cash 3,013,000 1,569,000
Operating lease right-of-use assets, net of accumulated amortization of $11,930 and $9,470 21,302,000 18,019,000
Property, plant and equipment, net of accumulated depreciation of $42,543 and $38,588 52,571,000 53,516,000
Intangible assets, net of accumulated amortization of $5,008 and $4,676 384,000 442,000
Total assets 296,638,000 328,916,000
Current liabilities    
Accounts payable 13,922,000 4,753,000
Operating lease liabilities, current 5,081,000 2,728,000
Accrued expenses and other current liabilities 26,831,000 31,215,000
Restructuring provision   2,285,000
Deferred revenue, current 29,312,000 23,520,000
Total current liabilities 75,146,000 64,501,000
Operating lease liabilities, non-current 20,520,000 20,349,000
Deferred revenue, non-current 111,487,000 160,892,000
Other liabilities, non-current 1,356,000 1,296,000
Total liabilities 208,509,000 247,038,000
Stockholders' equity    
Common stock - Ordinary shares par value £0.001, 1,702,760,280 authorized and 1,361,595,036 issued and outstanding (2022: 1,282,773,750 authorized and 987,109,890 issued and outstanding) 1,863,000 1,399,000
Additional paid in capital 1,061,420,000 990,656,000
Accumulated other comprehensive gain/(loss) 102,000 (875,000)
Accumulated deficit (975,256,000) (909,302,000)
Total stockholders' equity 88,129,000 81,878,000
Total liabilities and stockholders' equity $ 296,638,000 $ 328,916,000

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