DST Global Advisors Ltd sold CHYM

Footnotes

The price reported in Column 4 is a weighted average price. The shares were sold in multiple transactions at prices ranging from $33.00 to $33.1567. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, on request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.; DST Managers VII Limited ("DSTG Managers VII") is the general partner of each of DST Global VII, L.P., DSTG VII Investments-1, L.P. and DSTG VII Investments-4, L.P. DSTG Managers VII is wholly-owned by DST Global Advisors. Cardew Services wholly owns DST Global Advisors. Galileo (PTC) wholly owns Cardew Services. Ms. Zinonos is the sole equity owner of Galileo (PTC). Each of DST Managers VII, DST Global Advisors, Cardew Services, Galileo (PTC) and Ms. Zinonos disclaims beneficial ownership of the securities reported herein for purposes of Section 16 of the Exchange Act, except to the extent of its or her pecuniary interest therein, if any. This report shall not be deemed an admission that any of the Reporting Persons is a beneficial owner of such securities for the purpose of Section 16 of the Exchange Act, or for any other purpose.; Shares held directly by DST Global VII, L.P.