Basic and diluted earnings per share (Tables)

9 Months Ended

Sep. 30, 2021

Basic and diluted earnings per share

Schedule of basic and diluted earnings per share

	Three months ended September 30,				Nine months ended September 30,
	2021		2020		2021		2020
	(in thousands)				(in thousands)
Numerator:
Net (loss) / income attributable to ordinary shares	$	(36,531)	$	(53,775)	$	321,381	$	(124,325)
		(36,531)		(53,775)		321,381		(124,325)
Denominator:
Weighted-average number of ordinary shares outstanding - basic		46,152,404		44,471,844		45,888,769		44,379,924
Stock options under 2014 Plans and previous plan		—		—		784,942		—
Non-vested RSUs and PSUs		—		—		105,870		—
Employee share purchase plan		—		—		1,382		—
Weighted-average number of ordinary shares outstanding - diluted		46,152,404		44,471,844		46,780,963		44,379,924

Schedule of potential dilutive common shares

	Three months ended September 30,				Nine months ended September 30,
	2021		2020		2021		2020
	(in thousands)				(in thousands)
Anti-dilutive ordinary share equivalents
Stock options under 2014 Plans and previous plan		3,357,412		2,960,158		2,572,470		2,960,158
Non-vested RSUs and PSUs		841,480		672,805		735,610		672,805
Employee share purchase plan		1,219		1,997		1,219		1,997
BMS warrants (derecognized as of December 1, 2020 - refer to Note 6, "Fair value measurement")		—		8,071,000		—		8,071,000
Total anti-dilutive ordinary share equivalents		4,200,111		11,705,960		3,309,299		11,705,960