Security	Conv. / exercise price	Date	Code	Shares	A/D	Exercisable	Expires	Underlying	Underlying shares	D/I
Put Option (obligation to buy)^F2,F1,F3,F7	$3.00	Jan 18, 2019	E	1,150	D	—	Jan 18, 2019	Common Stock, par value $0.001	115,000	I
Put Option (obligation to buy)^F2,F1,F5,F7	$3.00	Jan 18, 2019	E	738	D	—	Jan 18, 2019	Common Stock, par value $0.001	73,800	I
Put Option (obligation to buy)^F2,F1,F6,F7	$3.00	Jan 18, 2019	E	1,355	D	—	Jan 18, 2019	Common Stock, par value $0.001	135,500	I
Put Option (obligation to buy)^F2,F1,F4,F7	$3.00	Jan 18, 2019	E	257	D	—	Jan 18, 2019	Common Stock, par value $0.001	25,700	I

Explanation of responses

F1This Form 4 is filed jointly by Luxor Capital Group, LP ("Luxor Capital Group"), Luxor Capital Partners, LP ("Onshore Fund"), Luxor Capital Partners Offshore, Ltd. ("Offshore Feeder Fund"), Luxor Wavefront, LP ("Wavefront Fund"), LCG Holdings, LLC ("LCG Holdings"), Luxor Management, LLC ("Luxor Management"), Lugard Road Capital GP, LLC ("Lugard GP"), Jonathan Green and Christian Leone (collectively, the "Reporting Persons").
F2Each of the Reporting Persons may be deemed to be a member of a Section 13(d) group that may be deemed to collectively beneficially own more than 10% of the Issuer's outstanding shares of Class A Common Stock. Each of the Reporting Persons disclaims beneficial ownership of the securities reported herein except to the extent of his or its pecuniary interest therein. The filing of this Form 4 shall not be deemed an admission that the Reporting Persons are, for purposes of Section 13(d) of the Securities Exchange Act of 1934, as amended, the beneficial owners of any securities of the Issuer he or it does not directly own.
F3Securities owned directly by Onshore Fund. Each of LCG Holdings and Luxor Capital Group, as the general partner and investment manager, respectively, of Onshore Fund, may be deemed to beneficially own the securities owned directly by Onshore Fund. Luxor Management, as the general partner of Luxor Capital Group, and Christian Leone, as the managing member of each of LCG Holdings and Luxor Management, may be deemed to beneficially own the securities owned directly by Onshore Fund.
F4Securities owned directly by Wavefront Fund. Each of LCG Holdings and Luxor Capital Group, as the general partner and investment manager, respectively, of Wavefront Fund, may be deemed to beneficially own the securities owned directly by Wavefront Fund. Luxor Management, as the general partner of Luxor Capital Group, and Christian Leone, as the managing member of each of LCG Holdings and Luxor Management, may be deemed to beneficially own the securities owned directly by Wavefront Fund.
F5Securities owned directly by Luxor Capital Partners Offshore Master Fund, LP ("Offshore Master Fund"). Offshore Feeder Fund, as the owner of a controlling interest in Offshore Master Fund, may be deemed to beneficially own the securities owned directly by Offshore Master Fund. Each of LCG Holdings and Luxor Capital Group, as the general partner and investment manager, respectively, of Offshore Master Fund, may be deemed to beneficially own the securities owned directly by Offshore Master Fund. Luxor Management, as the general partner of Luxor Capital Group, and Christian Leone, as the managing member of each of LCG Holdings and Luxor Management, may be deemed to beneficially own the securities owned directly by Offshore Master Fund.
F6Securities owned directly by Lugard Road Capital Master Fund, LP ("Lugard Master Fund"). Each of Lugard GP and Luxor Capital Group, as the general partner and investment manager, respectively of Lugard Master Fund, may be deemed to beneficially own the securities owned directly by Lugard Master Fund. Luxor Management, as the general partner of Luxor Capital Group, and Christian Leone, as the managing member of Luxor Management, and as a managing member and controlling person of Lugard GP, may be deemed to beneficially own the securities owned directly by Lugard Master Fund. Jonathan Green as a managing member and controlling person of Lugard GP may be deemed to beneficially own the securities owned by Lugard Master Fund.
F7The stock options were exercisable since written.