Explanation of Responses:
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(1)
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The reported securities are directly owned by Cross River Partners LP.
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(2)
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The reported securities are directly owned by Cross River Partners LP (the "Partnership"), and may be deemed to be indirectly beneficially owned by: (i) Cross River Capital Management LLC, as the general partner of the Partnership (the "General Partner"); (ii) Cross River Management LLC, as the investment manager of the Partnership (the "Investment Manager"); and (iii) Richard Murphy, as the managing member of both the General Partner and the Investment Manager. The Reporting Persons disclaim beneficial ownership of the reported securities except to the extent of his or its pecuniary interest therein, and this report shall not be deemed an admission that such Reporting Person is the beneficial owner of the securities for purposes of Section 16 of the Securities Exchange Act of 1934, as amended, or for any other purpose.
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(3)
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This constitutes the weighted average purchase price. The prices range from $0.38 to $0.42. The Reporting Person will provide upon request by the Securities and Exchange Commission staff, the issuer, or a security holder of the issuer, full information regarding the number of shares purchased at each separate price.
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(4)
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This constitutes the weighted average purchase price. The prices range from $0.39 to $0.40. The Reporting Person will provide upon request by the Securities and Exchange Commission staff, the issuer, or a security holder of the issuer, full information regarding the number of shares purchased at each separate price.
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(5)
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This constitutes the weighted average purchase price. The prices range from $0.42 to $0.43. The Reporting Person will provide upon request by the Securities and Exchange Commission staff, the issuer, or a security holder of the issuer, full information regarding the number of shares purchased at each separate price.
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(6)
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This constitutes the weighted average purchase price. The prices range from $0.48 to $0.50. The Reporting Person will provide upon request by the Securities and Exchange Commission staff, the issuer, or a security holder of the issuer, full information regarding the number of shares purchased at each separate price.
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(7)
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This constitutes the weighted average purchase price. The prices range from $0.41 to $0.45. The Reporting Person will provide upon request by the Securities and Exchange Commission staff, the issuer, or a security holder of the issuer, full information regarding the number of shares purchased at each separate price.
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(8)
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This constitutes the weighted average purchase price. The prices range from $4.51 to $4.82. The Reporting Person will provide upon request by the Securities and Exchange Commission staff, the issuer, or a security holder of the issuer, full information regarding the number of shares purchased at each separate price.
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(9)
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This constitutes the weighted average purchase price. The prices range from $4.59 to $5.00. The Reporting Person will provide upon request by the Securities and Exchange Commission staff, the issuer, or a security holder of the issuer, full information regarding the number of shares purchased at each separate price.
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(10)
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This constitutes the weighted average purchase price. The prices range from $4.74 to $4.99. The Reporting Person will provide upon request by the Securities and Exchange Commission staff, the issuer, or a security holder of the issuer, full information regarding the number of shares purchased at each separate price.
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(11)
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This constitutes the weighted average purchase price. The prices range from $4.80 to $4.96. The Reporting Person will provide upon request by the Securities and Exchange Commission staff, the issuer, or a security holder of the issuer, full information regarding the number of shares purchased at each separate price.
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(12)
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This constitutes the weighted average purchase price. The prices range from $4.60 to $4.75. The Reporting Person will provide upon request by the Securities and Exchange Commission staff, the issuer, or a security holder of the issuer, full information regarding the number of shares purchased at each separate price.
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(13)
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This constitutes the weighted average purchase price. The prices range from $4.46 to $4.70. The Reporting Person will provide upon request by the Securities and Exchange Commission staff, the issuer, or a security holder of the issuer, full information regarding the number of shares purchased at each separate price.
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(14)
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This constitutes the weighted average purchase price. The prices range from $4.19 to $4.31. The Reporting Person will provide upon request by the Securities and Exchange Commission staff, the issuer, or a security holder of the issuer, full information regarding the number of shares purchased at each separate price.
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(15)
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The number of Common Shares reported as having been acquired and beneficially owned by the Reporting Persons commencing on July 2, 2019 reflects the Issuer's reverse stock split at a ratio of 12-to-1.
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(16)
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The reported securities are directly owned by Richard Murphy in his personal capacity.
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