Year Ended December 31, 2017

Year Ended December 31, 2016

Q1

Q2

Q3

Q4

Q1

Q2

Q3

Q4

(unaudited, in thousands, except per share amounts)

Revenue

$

3,584

$

 —

$

900

$

 —

$

5,029

$

8,594

$

3,760

$

3,000

Net loss

$

(15,314)

$

(19,147)

$

(17,660)

$

(25,871)

$

(17,464)

$

(13,533)

$

(22,629)

$

(15,590)

Net loss per share, basic and diluted

$

(0.13)

$

(0.16)

$

(0.14)

$

(0.18)

$

(0.19)

$

(0.15)

$

(0.24)

$

(0.16)

Weighted average shares used in computing net loss per share, basic and diluted

113,598

122,500

124,628

144,252

90,555

92,495

95,454

98,981