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)
 9 Months Ended
Sep. 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 September 30,
 
Nine months ended September 30,
 
2017
 
2018
 
2017
 
2018
Expected life (in years)
6.25

 
N/A
 
5.93 - 6.25

 
2.05 - 6.25

Risk-free interest rate
1.97
%
 
N/A
 
1.92 - 2.18%

 
2.49 - 2.79 %

Expected volatility
61
%
 
N/A
 
61
%
 
58 - 60%

Expected dividend yield
0
%
 
N/A
 
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 September 30,
 
Nine months ended September 30,
 
2017
 
2018
 
2017
 
2018
Expected life (in years)
0.5

 
0.5

 
0.5

 
0.5

Risk-free interest rate
0.65 - 1.13%

 
1.83 - 2.24%

 
0.44 - 1.13%

 
1.13 - 2.24%

Expected volatility
39 - 45%

 
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 
 September 30,
 
Nine Months Ended 
 September 30,
 
2017
 
2018
 
2017
 
2018
 
(in thousands)
 
(in thousands)
Stock-based compensation expense
 

 
 

 
 
 
 
Cost of revenue—Other
$
803

 
$
742

 
$
2,432

 
$
2,284

Cost of revenue—Ticketing service
6

 
—

 
69

 
—

Product development
8,428

 
8,884

 
25,765

 
23,329

Sales and marketing
14,059

 
11,300

 
42,657

 
34,209

General and administrative
6,805

 
7,912

 
27,404

 
22,980

Total stock-based compensation expense
$
30,101

 
$
28,838

 
$
98,327

 
$
82,802