Net Loss per Share Attributable to Portola Common Stockholders (Tables)

9 Months Ended

Sep. 30, 2018

Outstanding Shares of Common Stock Equivalents Excluded from Computation of Diluted Net Loss

The following outstanding shares of common stock equivalents were excluded from the computation of diluted net loss per share attributable to Portola Common Stockholders for the periods presented because including them would have been antidilutive:

	As of September 30,
	2018		2017
Stock options to purchase common stock		7,200,427		6,421,103
Performance stock options		147,335		176,117
Common stock warrants		1,500		1,500
Restricted stock units		809,014		637,772
Performance stock units		160,378		316,961
Employee stock purchase plan		19,062		7,759