Note 4 — Shares Used In Computing Diluted Net (Loss) Income Per Share


	Three Months Ended				Nine Months Ended
	December 31, 2017		December 31, 2016		December 31, 2017		December 31, 2016
	(In thousands)
Weighted average:
Common shares outstanding used in calculating basic net (loss) income per share attributable to Viasat, Inc. common stockholders		58,638		52,976		58,237		50,542
Options to purchase common stock as determined by application of the treasury stock method		—		235		—		265
TSR performance options to purchase common stock as determined by application of the treasury stock method		—		*		—		*
Restricted stock units to acquire common stock as determined by application of the treasury stock method		—		629		—		656
Potentially issuable shares in connection with certain terms of the ViaSat 401(k) Profit Sharing Plan and Employee Stock Purchase Plan		—		175		—		184
Shares used in computing diluted net (loss) income per share attributable to Viasat, Inc. common stockholders		58,638		54,015		58,237		51,647

*	The Company began granting TSR performance stock options to executive officers in the third quarter of fiscal year 2018 (see Note 1).

The weighted average number of shares used to calculate basic and diluted net loss per share attributable to Viasat, Inc. common stockholders is the same for the three and nine months ended December 31, 2017, as the Company incurred a net loss attributable to Viasat, Inc. common stockholders for such periods and inclusion of potentially dilutive weighted average shares of common stock would be antidilutive. Potentially dilutive weighted average shares of common stock excluded from the calculation for the three and nine months ended December 31, 2017 were 1,355,232 and 1,376,667 shares relating to stock options (other than TSR performance stock options), respectively, 270,256 and 90,413 shares relating to TSR performance stock options, respectively, 1,208,047 and 811,747 shares relating to restricted stock units, respectively, and 183,537 and 163,440 shares relating to certain terms of the ViaSat 401(k) Profit Sharing Plan and Employee Stock Purchase Plan, respectively.

Antidilutive shares relating to stock options excluded from the calculation comprised 648,043 and 478,400 shares for the three and nine months ended December 31, 2016, respectively. Antidilutive shares relating to restricted stock units excluded from the calculation comprised 500 and zero shares for the three and nine months ended December 31, 2016, respectively.