Security	Date	Code	Shares	Price	A/D	Owned after	D/I	Nature of ownership
Common Stock^F1,F2,F3	Sep 26, 2017	X	1,205,837	—	A	2,872,592	I	By: Lone Star Value Investors, LP
9.00% Series A Cumulative Preferred Stock^F1,F3	holding	—	—		—	373,708	I	By: Lone Star Value Investors, LP
Common Stock^F1,F4	holding	—	—		—	83,308	I	By: Separately Managed Account
Common Stock^F1	holding	—	—		—	27,066	D
Common Stock^F1,F5	holding	—	—		—	10,104	I	By: Lone Star Value Co-Invest I, LP

Table II — derivative securities

Security	Conv. / exercise price	Date	Code	Shares	A/D	Exercisable	Expires	Underlying	Underlying shares	Owned after	D/I
Warrant (Right to Buy)^F2,F3	—	Sep 26, 2017	X	1,666,666	D	May 26, 2015	May 26, 2020	Common Stock	1,666,666	0	I

Explanation of responses

F1This Form 4 is filed jointly by Lone Star Value Investors, LP ("Lone Star Value Investors"), Lone Star Value Co-Invest I, LP ("Lone Star Value Co-Invest"), Lone Star Value Investors GP, LLC ("Lone Star Value GP"), Lone Star Value Management, LLC ("Lone Star Value Management") and Jeffrey E. Eberwein (collectively, the "Reporting Persons"). Mr. Eberwein is a director of the Issuer and each Reporting Person is a member of a reporting group that owns in the aggregate more than 10% of the Issuer's outstanding shares of Common Stock. Each Reporting Person disclaims beneficial ownership of the securities reported herein except to the extent of his or its pecuniary interest therein, and this report shall not be deemed to be an admission that any Reporting Person is the beneficial owner of such securities for purposes of Section 16 or for any other purpose.
F2On September 26, 2017, Lone Star Value Investors made a cashless exercise of the full warrant for 1,666,666 shares of common stock of the Issuer issued to it by the Issuer on May 13, 2016 (the "Warrant") for 1,205,837 shares of the Issuer's common stock pursuant to the cashless exercise provisions of the Warrant, for no additional consideration to the Issuer.
F3Securities owned directly by Lone Star Value Investors. Lone Star Value GP, as the general partner of Lone Star Value Investors, may be deemed the beneficial owner of the securities owned by Lone Star Value Investors. Lone Star Value Management, as the investment manager of Lone Star Value Investors, may be deemed the beneficial owner of the securities owned by Lone Star Value Investors. Mr. Eberwein, as the manager of Lone Star Value GP and sole member of Lone Star Value Management, may be deemed the beneficial owner of the securities owned by Lone Star Value Investors. Mr. Eberwein expressly disclaims beneficial ownership of such shares except to the extent of his pecuniary interest therein.
F4Shares held in an account separately managed by Lone Star Value Management (the "Separately Managed Account I"). Lone Star Value Management, as the investment manager of the Separately Managed Account I, may be deemed to beneficially own the shares of Common Stock held in the Separately Managed Account I; and Jeffrey Eberwein, as the sole member of Lone Star Value Management may be deemed to beneficially own the shares of Common Stock held in the Separately Managed Account I for purposes of Section 16. Mr. Eberwein expressly disclaims beneficial ownership of such shares except to the extent of his pecuniary interest therein.
F5Securities owned directly by Lone Star Value Co-Invest. Lone Star Value GP, as the general partner of Lone Star Value Co-Invest, may be deemed the beneficial owner of the securities owned by Lone Star Value Co-Invest. Lone Star Value Management, as the investment manager of Lone Star Value Co-Invest, may be deemed the beneficial owner of the securities owned by Lone Star Value Co-Invest. Mr. Eberwein, as the sole investor and sole owner of Lone Star Value Co-Invest, the manager of Lone Star Value GP and sole member of Lone Star Value Management, may be deemed the beneficial owner of the securities owned by Lone Star Value Co-Invest.