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Consolidated Balance Sheets - USD ($)
$ in Thousands
Dec. 31, 2020
Dec. 31, 2019
Current assets:    
Cash and cash equivalents $ 1,168,620 $ 943,771
Marketable securities 521,713 0
Accounts receivable 144 99
Prepaid expenses and other current assets 26,143 43,677
Total current assets 1,716,620 987,547
Property and equipment, net 42,160 31,330
Intangible assets, net 180 235
Restricted cash 16,848 5,041
Operating lease assets 50,865 41,502
Other non-current assets 1,293 1,097
Total assets 1,827,966 1,066,752
Current liabilities:    
Accounts payable 9,094 5,944
Accrued expenses 53,782 30,180
Deferred revenue, current 2,341 960
Accrued tax liabilities 10,473 583
Operating lease liabilities 11,362 8,489
Other current liabilities 7,207 10,950
Total current liabilities 94,259 57,106
Deferred revenue, non-current 11,776 11,776
Operating lease liabilities, net of current portion 50,067 44,050
Other non-current liabilities 7,630 14,395
Total liabilities 163,732 127,327
Commitments and contingencies (Note 8)
Shareholders’ equity:    
Common shares, CHF 0.03 par value, 115,172,786 and 103,901,006 shares authorized at December 31, 2020 and 2019, respectively, 74,110,160 and 61,034,025 shares issued at December 31, 2020 and 2019, respectively, 73,914,844 and 60,783,799 shares outstanding at December 31, 2020 and 2019, respectively. 2,277 1,847
Treasury shares, at cost, 195,316 and 250,226 shares at December 31, 2020 and 2019, respectively (63) (63)
Additional paid-in capital 2,235,679 1,162,345
Accumulated deficit (573,576) (224,711)
Accumulated other comprehensive income (loss) (83) 7
Total shareholders’ equity 1,664,234 939,425
Total liabilities and shareholders’ equity $ 1,827,966 $ 1,066,752