Schedule II Valuation and Qualifying Accounts

12 Months Ended

Dec. 31, 2017

Valuation And Qualifying Accounts [Abstract]

Schedule II Valuation and Qualifying Accounts

VERSARTIS, INC.

Schedule II: Valuation and Qualifying Accounts

(in thousands)

	Balance at
	beginning of		Additions/charged				Balance at
	period		to expense		Deductions		end of period
Year ended December 31, 2017
Valuation allowances for deferred tax assets	$	47,976	$	60,806	$	—	$	108,782
Year ended December 31, 2016
Valuation allowances for deferred tax assets	$	43,173	$	4,803	$	—	$	47,976
Year ended December 31, 2015
Valuation allowances for deferred tax assets	$	36,645	$	6,528	$	—	$	43,173