Three Months Ended December 28, 2013

  Stock Options

  Restricted Stock Units

  Employee Stock Purchase Plan

  Total

Cost of goods sold 

$             438

$              2,395

$                533

$  3,366

Research and development expense

2,616

8,728

1,153

12,497

Selling, general and administrative expense

1,476

4,996

534

7,006

       Total

$          4,530

$            16,119

$             2,220

$22,869

Three Months Ended September 28, 2013

Cost of goods sold 

$             349

$              1,918

$                475

$  2,742

Research and development expense

1,836

6,440

1,322

9,598

Selling, general and administrative expense

1,264

4,527

609

6,400

       Total

$          3,449

$            12,885

$             2,406

$18,740

Three Months Ended December 29, 2012

Cost of goods sold 

$             477

$              2,572

$                634

$  3,683

Research and development expense

2,288

8,401

1,451

12,140

Selling, general and administrative expense

1,286

5,152

584

7,022

       Total

$          4,051

$            16,125

$             2,669

$22,845