13G Filing: James E. Flynn and Neos Therapeutics Inc (NEOS)

A parent holding company or control person in accordance
with Rule 13d-1(b)(1)(ii)(G);

(h)

A savings association as defined in Section 3(b) of
the Federal Deposit Insurance Act;

A church plan that is excluded from the definition
of an investment company under Section 3(c)(14) of the Investment Company Act;

Provide the following information regarding the aggregate number and percentage of the class of securities of the issuer identified in Item 1.

Deerfield Mgmt, L.P. – 1,907,052 shares

Deerfield Mgmt III, L.P. – 726,793 shares

Deerfield Management Company, L.P. – 2,633,845 shares

Deerfield Special Situations Fund, L.P. – 1,691,146
shares

Deerfield Partners, L.P. – 127,384 shares

Deerfield International Master Fund, L.P. –
88,522 shares

Deerfield Private Design Fund III, L.P. – 726,793
shares

James E. Flynn – 2,633,845 shares

Deerfield Mgmt, L.P. – 6.72%

Deerfield Mgmt III, L.P. – 2.53%

Deerfield Management Company, L.P. – 9.08%

Deerfield Special Situations Fund, L.P. – 5.96%

Deerfield Partners, L.P. – 0.45%

Deerfield International Master Fund, L.P. –
0.32%

Deerfield Private Design Fund III, L.P. – 2.53%

James E. Flynn – 9.08%

Deerfield Mgmt, L.P. – 1,907,052

Deerfield Mgmt III, L.P. – 726,793

Deerfield Management Company, L.P. – 2,633,845

Deerfield Special Situations Fund, L.P. – 1,691,146

Deerfield Partners, L.P. – 127,384

Deerfield International Master Fund, L.P. – 88,522

Deerfield Private Design Fund III, L.P. – 726,793

James E. Flynn – 2,633,845

Sole power to dispose or to direct the disposition of:

Shared power to dispose or to direct the disposition
of:

Deerfield Mgmt, L.P. – 1,907,052

Deerfield Mgmt III, L.P. – 726,793

Deerfield Management Company, L.P. – 2,633,845

Deerfield Special Situations Fund, L.P. – 1,691,146

Deerfield Partners, L.P. – 127,384

Deerfield International Master Fund, L.P. – 88,522

Deerfield Private Design Fund III, L.P. – 726,793

James E. Flynn – 2,633,845