Net Income (Loss) Per Share (Tables)

9 Months Ended

Sep. 27, 2019

Numerators and Denominators of Basic and Diluted Net Income (Loss) Per Share Computations

The following table sets forth the computation of the basic and diluted net loss per share (in thousands, except per share amounts):



	Three months ended					Nine months ended
	September 27, 2019		September 28, 2018			September 27, 2019			September 28, 2018
Numerator:
Net income (loss)	$	11,657	$	(7,758	)	$	(11,494	)	$	(24,365	)
Denominator:
Weighted average number of common shares outstanding
Basic	89,964		86,321			89,030			85,188
Effect of dilutive securities from stock options, restricted stock units and ESPP	1,855		—			—			—
Effect of dilutive securities from convertible debt	3,468		—			—			—
Effect of dilutive securities from warrant	2,309		—			—			—
Diluted shares	97,596		86,321			89,030			85,188
Net income (loss) per share:
Basic	$	0.13	$	(0.09	)	$	(0.13	)	$	(0.29	)
Diluted	$	0.12	$	(0.09	)	$	(0.13	)	$	(0.29	)

Anti-dilutive Securities

The following table sets forth the potential weighted common shares outstanding and the anti-dilutive weighted shares that were excluded from the computation of basic and diluted net income (loss) per share calculations (in thousands):



	Three months ended		Nine months ended
	September 27, 2019	September 28, 2018	September 27, 2019	September 28, 2018
Stock options	678	3,219	2,699	3,386
RSUs	8	3,266	2,860	2,933
Stock purchase rights under the ESPP	—	529	475	635
Convertible Debt	—	—	1,156	—
Warrants ⁽¹⁾	—	1,555	4,128	1,039
Total	686	8,569	11,318	7,993