Quarterly report pursuant to Section 13 or 15(d)

Summary of Significant Accounting Policies (Tables)

Summary of Significant Accounting Policies (Tables)

6 Months Ended

Jun. 30, 2020

Schedule of Potentially Dilutive Securities Excluded from Computation of Diluted Weighted-Average Shares Outstanding

For the periods presented, the following ordinary shares underlying the options, unvested restricted ordinary shares, unvested restricted share units, unvested performance restricted share units and the warrants have been excluded from the calculation because they would be anti-dilutive.

	Six Months Ended
	June 30, 2020		June 30, 2019
Options to purchase ordinary shares		1,168,891		1,158,079
Unvested restricted ordinary shares		-		34,162
Unvested restricted share units		14,258		31,367
Unvested performance restricted share units		1,095,000		50,000
Warrants		1,713,799		19,890
Total		3,991,948		1,293,498

Schedule of Distribution of Total Operating Expenses by Geographical Area

The distribution of total operating expenses by geographical area was as follows:

	Three Months Ended June 30,				Six Months Ended June 30,
Operating expenses	2020		2019		2020		2019
Ireland	$	5,641	$	24,261	$	15,072	$	41,697
U.S.		2,612		3,117		6,075		6,184
Total	$	8,253	$	27,378	$	21,147	$	47,881

Schedule of Distribution of Long-Lived Assets by Geographical Area

The distribution of long-lived assets by geographical area was as follows:

Long-lived assets	June 30, 2020		December 31, 2019
Ireland	$	10,612	$	10,936
U.S.		2,952		3,037
Total	$	13,564	$	13,973