Quarterly report pursuant to Section 13 or 15(d)

Stock-Based Compensation (Tables)

v3.20.2
Stock-Based Compensation (Tables)
9 Months Ended
Sep. 30, 2020
Share-based Payment Arrangement [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 nine months ended September 30, 2020 (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, 2019 10,784  $ 7.38  6.52 $ 71,745 
Granted 1,556  12.85 
Exercised (4,187) 6.95 
Cancelled (382) 9.16 
Outstanding at September 30, 2020 7,771  $ 8.61  6.74 $ 532,004 
Options vested and exercisable at September 30, 2020 4,545  $ 6.33  5.41 $ 321,566 
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 nine months ended September 30, 2020 (shares in thousands):
Number of Awards Weighted Average Grant Date Fair Value
Unvested balance at December 31, 2019 3,943  $ 11.42 
Granted 3,304  14.10 
Issued (2,509) 11.81 
Cancelled / forfeited (528) 11.01 
Unvested balance at September 30, 2020 4,210  $ 13.35 
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 September 30, Nine Months Ended September 30,
2020 2019 2020 2019
Cost of customer agreements and incentives $ 922  $ 594  $ 3,798  $ 1,849 
Cost of solar energy systems and product sales
205  209  1,148  566 
Sales and marketing 1,890  1,352  7,189  3,782 
Research and development 317  404  1,858  1,149 
General and administration 4,883  4,295  23,551  12,074 
Total $ 8,217  $ 6,854  $ 37,544  $ 19,420