Security	Conv. / exercise price	Date	Code	Shares	A/D	Exercisable	Expires	Underlying	Underlying shares	Owned after	D/I
Call Option (right to buy)^F1	$6.00	Mar 22, 2017	P	250	A	Mar 22, 2017	Nov 17, 2017	Common Stock	25,000	250	I
Call Option (right to buy)^F1	$6.00	Mar 23, 2017	P	750	A	Mar 23, 2017	Nov 17, 2017	Common Stock	75,000	750	I
Call Option (right to buy)^F1	$6.00	Mar 23, 2017	P	100	A	Mar 23, 2017	Nov 17, 2017	Common Stock	10,000	100	I
Call Option (right to buy)^F1	$6.00	Mar 23, 2017	P	50	A	Mar 23, 2017	Nov 17, 2017	Common Stock	5,000	50	I
Call Option (right to buy)^F1	$6.00	Mar 23, 2017	P	100	A	Mar 23, 2017	Nov 17, 2017	Common Stock	10,000	100	I
Call Option (right to buy)^F1	$6.00	Mar 24, 2017	P	75	A	Mar 24, 2017	Nov 17, 2017	Common Stock	7,500	75	I
Call Option (right to buy)^F1	$6.00	Mar 24, 2017	P	75	A	Mar 24, 2017	Nov 17, 2017	Common Stock	7,500	75	I

Explanation of responses

F1The general partner of Osmium Capital, LP, Osmium Capital II, LP, Osmium Spartan, LP and Osmium Diamond, LP is Osmium Partners, LLC. John H. Lewis is the controlling member of Osmium Partners, LLC, and Mr. Lewis may be deemed to have voting and dispositive power with respect to the shares held by Osmium Capital, LP, Osmium Capital II, LP, Osmium Spartan, LP and Osmium Diamond, LP. Mr. Lewis disclaims beneficial ownership of such shares, except to the extent of his pecuniary interest therein, if any, and this report shall not be deemed an admission that Mr. Lewis is the beneficial owner of the shares for purposes of Section 16 of the Securities and Exchange Act of 1934 or for any other purpose.