Kolltan Acquisition (Tables)

12 Months Ended

Dec. 31, 2017

Kolltan Acquisition

Schedule of acquisition-date fair value of the consideration transferred

        The total consideration transferred consisted of the following (in thousands):

Fair value of common stock issued for upfront payment	$	73,397
Fair value of contingent consideration		44,200
Kolltan transaction expenses paid in cash by the Company		3,768
Total consideration transferred	$	121,365

Summary of fair values of the assets acquired and liabilities assumed at the acquisition date

        The following table summarizes the fair values of the assets acquired and liabilities assumed as of November 29, 2016 (in thousands):

Cash and cash equivalents	$	8,160
Other current and long-term assets		799
Property and equipment, net		2,072
In-process research and development (IPR&D)		61,690
Goodwill		82,011
Deferred tax liabilities, net		(23,393	)
Other assumed liabilities		(9,974	)
Total	$	121,365

Schedule of the unaudited pro forma financial information

	Unaudited Years Ended December 31,
	2016			2015
	(In thousands)
Revenue	$	6,786		$	5,480
Net loss	$	(146,905	)	$	(157,690	)
Basic and diluted net loss per common share	$	(1.24	)	$	(1.37	)