| Net Income (Loss) Per Share Attributable to Common Stockholders and Pro Forma Net Loss Per Share |
(6) Net Income (Loss) Per Share Attributable to Common Stockholders and Pro Forma Net Loss Per Share
The following tables present the
calculation of basic and diluted net income (loss) per share attributable to common stockholders (in thousands, except share and per share data):
| |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| |
|
Three Months Ended June 30, |
|
|
Six Months Ended June 30, |
|
| |
|
2012 |
|
|
2011 |
|
|
2012 |
|
|
2011 |
|
|
Numerator:
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Net income (loss)
|
|
$ |
(8,724 |
) |
|
$ |
2,036 |
|
|
$ |
(14,364 |
) |
|
$ |
5,027 |
|
|
Accretion of redeemable convertible preferred stock
|
|
|
(154 |
) |
|
|
(158 |
) |
|
|
(308 |
) |
|
|
(314 |
) |
|
Net income attributable to participating securities
|
|
|
— |
|
|
|
(1,520 |
) |
|
|
— |
|
|
|
(3,835 |
) |
| |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Net income (loss) attributable to common stockholders - Basic
|
|
$ |
(8,878 |
) |
|
$ |
358 |
|
|
$ |
(14,672 |
) |
|
$ |
878 |
|
| |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Undistributed earnings reallocated to participating securities
|
|
$ |
— |
|
|
$ |
133 |
|
|
$ |
— |
|
|
$ |
331 |
|
| |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Net income (loss) attributable to common stockholders - Diluted
|
|
$ |
(8,878 |
) |
|
$ |
491 |
|
|
$ |
(14,672 |
) |
|
$ |
1,209 |
|
| |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Denominator:
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Weighted-average shares outstanding - Basic
|
|
|
27,788,547 |
|
|
|
19,668,851 |
|
|
|
26,452,100 |
|
|
|
19,188,210 |
|
|
Effect of potentially dilutive securities:
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Common stock options
|
|
|
— |
|
|
|
9,915,374 |
|
|
|
— |
|
|
|
9,745,364 |
|
| |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Weighted-average shares outstanding - Diluted
|
|
|
27,788,547 |
|
|
|
29,584,225 |
|
|
|
26,452,100 |
|
|
|
28,933,574 |
|
| |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Net income (loss) per share attributable to common stockholders:
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Basic
|
|
$ |
(0.32 |
) |
|
$ |
0.02 |
|
|
$ |
(0.55 |
) |
|
$ |
0.05 |
|
| |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Diluted
|
|
$ |
(0.32 |
) |
|
$ |
0.02 |
|
|
$ |
(0.55 |
) |
|
$ |
0.04 |
|
| |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Potentially dilutive securities
not included in the calculation of diluted net income (loss) per share because doing so would be antidilutive are as follows:
| |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| |
|
Three Months Ended June 30, |
|
|
Six Months Ended June 30, |
|
| |
|
2012 |
|
|
2011 |
|
|
2012 |
|
|
2011 |
|
|
Common stock options
|
|
|
38,134,900 |
|
|
|
7,390,998 |
|
|
|
38,134,900 |
|
|
|
5,527,537 |
|
|
Convertible preferred stock
|
|
|
83,703,016 |
|
|
|
83,703,016 |
|
|
|
83,703,016 |
|
|
|
83,703,016 |
|
|
Restricted stock units
|
|
|
1,032,304 |
|
|
|
— |
|
|
|
1,032,304 |
|
|
|
— |
|
|
Common stock subject to repurchase
|
|
|
473,103 |
|
|
|
302,842 |
|
|
|
473,103 |
|
|
|
168,487 |
|
|
ESPP obligations
(1)
|
|
|
701,671 |
|
|
|
— |
|
|
|
701,671 |
|
|
|
— |
|
| |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Total potentially dilutive securities
|
|
|
124,044,994 |
|
|
|
91,396,856 |
|
|
|
124,044,994 |
|
|
|
89,399,040 |
|
| |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| (1)
|
ESPP obligations for the three and six months ended June 30, 2012 represents an estimate, which includes the maximum employee contribution of 15% of
each employee’s total compensation.
|
|