Basic and diluted earnings per share (Tables)

9 Months Ended

Sep. 30, 2018

Basic and diluted earnings per share

Schedule of potential dilutive common shares

	September 30,
	2018	2017
	ordinary shares
BMS warrants	7,570,000	5,286,254
Stock options under 2014 Plan and Nasdaq inducement rules	2,707,538	2,666,188
Non-vested RSUs and earned PSUs	849,612	900,927
Stock options under 2012 Plan	32,567	182,202
Warrants	37,175	37,175
Total potential dilutive ordinary shares	11,196,892	9,072,746