Note 4 - Stock-based Compensation

3 Months Ended

Jul. 29, 2017

Notes to Financial Statements

Disclosure of Compensation Related Costs, Share-based Payments [Text Block]

4

. STOCK-BASED COMPENSATION

During the

three

months ended

July 29, 2017,

options to purchase

500

shares were granted (weighted average exercise price of

$29.61

) and options to purchase

3,100

shares were exercised (weighted average exercise price of

$14.77

per share). At

July 29, 2017,

options to purchase

380,995

shares (weighted average exercise price of

$11.46

per share) were outstanding and stock-based awards to purchase

2,810,014

shares of common stock were available for grant.