Equity Incentive Plans (Tables)

3 Months Ended

May 05, 2018

A summary of the Company’s stock option activity and related information follows for the thirteen weeks ended May 5, 2018 (in thousands, except share and per share amounts):

	Number of options			Weighted average exercise price		Weighted average remaining contractual term (years)
Outstanding at February 3, 2018		4,458,387		$	11.65
Granted		273,419			58.79
Forfeited		(9,220	)		31.28
Exercised		(311,776	)		11.20
Outstanding at May 5, 2018		4,410,810			14.57		6.1
Exercisable at May 5, 2018		2,797,229			8.86		5.1

Weighted Average Assumptions

The fair value of each option award is estimated on the date of grant using the Black-Scholes option-pricing model that used the weighted average assumptions in the following table:

	Thirteen weeks ended
	May 5, 2018			April 29, 2017
Risk-free interest rate		2.70	%		2.20	%
Expected dividend yield		—			—
Expected term (years)	6.25 years			6.25 years
Expected volatility		25.84	%		28.36	%

RSU Activity

A summary of the Company’s RSU activity and related information for the thirteen weeks ended May 5, 2018 is as follows:

	Number of shares			Weighted average grant date fair value
Non-vested balance at February 3, 2018		207,346		$	26.15
Granted		62,869			58.76
Vested		(50,645	)		26.09
Non-vested balance at May 5, 2018		219,570			35.50