Securities and Exchange Commission

Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Weighted Average Grant Date Fair Value

The weighted average grant-date fair value of options granted during the reporting period as calculated by applying the disclosed option pricing methodology.

Compare To Other Companies

Annual (USD/shares)

Value	Reported On	Form	FY	FP	Start Date	End Date	Fiscal Period
$1.32	2013-03-27	10-K	2012	FY	2012-01-01	2012-12-31	CY2012
$2.02	2014-03-27	10-K	2013	FY	2013-01-01	2013-12-31	CY2013
$2.32	2015-03-23	10-K	2014	FY	2014-01-01	2014-12-31	CY2014
$3.25	2017-03-28	10-K	2016	FY	2016-01-01	2016-12-31	CY2016
$2.49	2018-04-13	10-K	2017	FY	2017-01-01	2017-12-31	CY2017

Quarterly (USD/shares)

Value	Reported On	Form	FY	FP	Start Date	End Date	Fiscal Period
$2.02	2013-04-30	10-Q	2013	Q1	2013-01-01	2013-03-31	CY2013Q1

All Reported Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Weighted Average Grant Date Fair Value (USD/shares)

Value	Reported On	Form	FY	FP	Start Date	End Date	Fiscal Period
$1.32	2012-10-30	10-Q	2012	Q3	2012-01-01	2012-09-30
$1.32	2013-03-27	10-K	2012	FY	2012-01-01	2012-12-31	CY2012
$2.02	2013-04-30	10-Q	2013	Q1	2013-01-01	2013-03-31	CY2013Q1
$2.02	2013-07-24	10-Q	2013	Q2	2013-01-01	2013-06-30
$2.02	2013-11-12	10-Q	2013	Q3	2013-01-01	2013-09-30
$2.02	2014-03-27	10-K	2013	FY	2013-01-01	2013-12-31	CY2013
$2.32	2014-11-14	10-Q	2014	Q3	2014-01-01	2014-09-30
$2.32	2015-03-23	10-K	2014	FY	2014-01-01	2014-12-31	CY2014
$3.25	2016-11-10	10-Q	2016	Q3	2016-01-01	2016-09-30
$3.25	2017-03-28	10-K	2016	FY	2016-01-01	2016-12-31	CY2016
$2.49	2017-11-14	10-Q	2017	Q3	2017-01-01	2017-09-30
$2.49	2018-04-13	10-K	2017	FY	2017-01-01	2017-12-31	CY2017