Quarterly report pursuant to Section 13 or 15(d)

Stock-Based Compensation (Tables)

v3.19.2
Stock-Based Compensation (Tables)
6 Months Ended
Jun. 30, 2019
Disclosure of Compensation Related Costs, Share-based Payments [Abstract]  
Summary of stock option activity
The following table summarizes the activity for all stock options under all of the Company’s equity incentive plans for the six months ended June 30, 2019 (shares and aggregate intrinsic value in thousands):
 
 
Number of Options
 
Weighted Average Exercise Price
 
Weighted Average Remaining Contractual Life
 
Aggregate Intrinsic Value
Outstanding at December 31, 2018
 
13,590

 
$
6.07

 
6.63
 
$
66,462

Granted
 
1,135

 
14.67

 

 

Exercised
 
(2,781
)
 
5.49

 

 

Cancelled
 
(439
)
 
7.35

 

 

Outstanding at June 30, 2019
 
11,505

 
$
7.01

 
6.86
 
$
135,174

 
 
 
 
 
 
 
 
 
Options vested and exercisable at June 30, 2019
 
7,085

 
$
6.12

 
5.91
 
$
89,540


Summary of activity for all restricted stock units (RSUs)
The following table summarizes the activity for all restricted stock units (“RSUs”) under all of the Company’s equity incentive plans for the six months ended June 30, 2019 (shares in thousands):
 
 
Number of Awards
 
Weighted Average Grant Date Fair Value
Unvested balance at December 31, 2018
 
4,182

 
$
7.05

Granted
 
1,788

 
14.68

Issued
 
(683
)
 
6.78

Cancelled / forfeited
 
(797
)
 
7.59

Unvested balance at June 30, 2019
 
4,490

 
$
10.03


Summary of stock-based compensation expense
The Company recognized stock-based compensation expense, including ESPP expenses, in the consolidated statements of operations as follows (in thousands):
 
 
Three Months Ended June 30,
 
Six Months Ended June 30,
 
 
2019
 
2018
 
2019
 
2018
Cost of customer agreements and incentives
 
$
624

 
$
667

 
$
1,255

 
$
1,279

Cost of solar energy systems and product sales
 
190

 
186

 
358

 
357

Sales and marketing
 
1,303

 
834

 
2,431

 
4,984

Research and development
 
408

 
311

 
744

 
605

General and administration
 
4,258

 
3,549

 
7,778

 
9,017

Total
 
$
6,783

 
$
5,547

 
$
12,566

 
$
16,242