Quarterly report pursuant to Section 13 or 15(d)

Stock-based Compensation Plans and Awards (Tables)

v3.10.0.1
Stock-based Compensation Plans and Awards (Tables)
 6 Months Ended
Jun. 30, 2018
Disclosure of Compensation Related Costs, Share-based Payments [Abstract]  
Schedule of assumptions used for determining the per-share fair value of shares granted under the ESPP The per-share fair value of each stock option was determined on the grant date using the Black-Scholes option pricing model using the following assumptions:

 
Three months ended June 30,
 
Six months ended June 30,
 
2017
 
2018
 
2017
 
2018
Expected life (in years)
6.00

 
2.05 - 5.95

 
5.93 - 6.05

 
2.05 - 6.25

Risk-free interest rate
1.92
%
 
2.49 - 2.79 %

 
1.92 - 2.18%

 
2.49 - 2.79 %

Expected volatility
61
%
 
58
%
 
61
%
 
58 - 60%

Expected dividend yield
0
%
 
0
%
 
0
%
 
0
%
The following assumptions for the Black-Scholes option pricing model were used to determine the per-share fair value of shares to be granted under the ESPP:

 
Three months ended June 30,
 
Six months ended June 30,
 
2017
 
2018
 
2017
 
2018
Expected life (in years)
0.5

 
0.5

 
0.5

 
0.5

Risk-free interest rate
0.65
%
 
1.83
%
 
0.44 - 0.65%

 
1.13-1.83%

Expected volatility
39
%
 
57
%
 
39 - 52%

 
45-57%

Expected dividend yield
0
%
 
0
%
 
0
%
 
0
%
Schedule of stock-based compensation expenses related to all employee and non-employee stock-based awards Stock-based compensation expense related to all employee and non-employee stock-based awards was as follows:
 
 
Three months ended 
 June 30,
 
Six Months Ended 
 June 30,
 
2017
 
2018
 
2017
 
2018
 
(in thousands)
 
(in thousands)
Stock-based compensation expense
 

 
 

 
 
 
 
Cost of revenue—Other
$
814

 
$
800

 
$
1,629

 
$
1,542

Cost of revenue—Ticketing service
34

 
—

 
63

 
—

Product development
9,422

 
8,028

 
17,337

 
14,445

Sales and marketing
15,102

 
11,092

 
28,598

 
22,909

General and administrative
13,236

 
7,608

 
20,599

 
15,068

Total stock-based compensation expense
$
38,608

 
$
27,528

 
$
68,226

 
$
53,964