Quarterly report pursuant to Section 13 or 15(d)

Common Stock (Tables)

v2.4.0.8
Common Stock (Tables)
9 Months Ended
Sep. 30, 2014
Disclosure Of Compensation Related Costs Sharebased Payments [Abstract]  
Components of Stock-Based Compensation Expenses
The following table summarizes the stock-based compensation expense from stock option awards, restricted common stock awards, employee stock purchase programs and warrants for the three and nine months ended September 30, 2014 and 2013:
 
 
 
For the three months ended
 
For the nine months ended
 
 
 
September 30,
 
September 30,
 
($ in thousands)
 
2014
 
2013
 
2014
 
2013
 
Employee awards
 
$
1,460
 
$
1,158
 
$
4,035
 
$
3,174
 
Non-employee awards
 
 
24
 
 
106
 
 
47
 
 
758
 
Non-employee warrants
 
 
—
 
 
2
 
 
—
 
 
140
 
Total stock-based compensation expense
 
$
1,484
 
$
1,266
 
$
4,082
 
$
4,072
 
Summary of Stock Option Activity
The following table summarizes stock option activity:
 
 
 
 
Outstanding Options
 
Weighted
 
 
 
 
 
 
 
 
Total
 
Average
 
 
 
 
 
 
Weighted
 
Weighted
 
Remaining
 
 
 
 
 
 
Average
 
Average
 
Contractual
 
 
 
 
Number of
 
Exercise
 
Intrinsic
 
Life (in)
 
 
 
 
Shares
 
Price
 
Value
 
years)
 
At December 31, 2013
 
 
3,117,777
 
$
4.31
 
$
—
 
 
8.36
 
Options granted
 
 
—
 
 
—
 
 
—
 
 
 
 
Options exercised
 
 
(323,412)
 
 
1.84
 
 
—
 
 
 
 
Options cancelled
 
 
(630,000)
 
 
4.28
 
 
—
 
 
 
 
At September 30, 2014
 
 
2,164,365
 
$
4.69
 
$
—
 
 
7.64
 
Options vested and expected to vest
 
 
2,164,365
 
$
4.69
 
$
—
 
 
7.64
 
Options vested and exercisable
 
 
1,647,698
 
$
4.40
 
$
—
 
 
7.36
 
Nonvested Restricted Stock Shares Activity
The following table summarizes restricted stock activity:
 
 
 
 
Restricted Stock
 
 
 
 
 
 
Weighted
 
 
 
 
 
 
Average Grant
 
 
 
 
Number of
 
Date
 
 
 
 
Shares
 
Fair Value
 
Unvested balance at December 31, 2013
 
 
3,958,692
 
$
1.93
 
Restricted stock granted
 
 
4,343,692
 
 
2.69
 
Restricted stock cancelled
 
 
(15,000)
 
 
2.69
 
Unvested balance at September 30, 2014
 
 
8,287,384
 
$
2.33
 
Summary of Warrant Activity
The following table summarizes warrant activity:
 
 
 
 
Warrants
 
 
 
 
 
 
Weighted
 
 
 
 
 
 
Average Grant
 
 
 
 
Number of
 
Date
 
 
 
 
Shares
 
Fair Value
 
Outstanding at December 31, 2013
 
 
711,894
 
$
6.63
 
Warrants cancelled due to expiration
 
 
(26,833)
 
 
6.15
 
Outstanding at September 30, 2014
 
 
685,061
 
$
6.65