F1Prior to the transaction reported herein, Warburg Pincus X Partners, L.P., a Delaware limited partnership ("WP X Partners"), and Warburg Pincus Private Equity X, L.P., a Delaware limited partnership ("WP X", and together with WP X Partners, the "WP X Funds"), were the holders of 4,109,128 shares of Common Stock. On August 22, 2017, the WP X Funds sold 4,109,128 shares of Common Stock in the aggregate to Morgan Stanley & Co. LLC for $33.05 a share, pursuant to an Underwriting Agreement, dated as of August 16, 2017 among the WP X Funds, the Issuer, and Morgan Stanley & Co. LLC. After giving effect to the transaction, the WP X Funds are no longer holders of shares of Common Stock. [footnote cont'd]
F2[continued] WP X indirectly held shares of Common Stock through its wholly owned subsidiary, WP X Finance, L.P., a Delaware limited partnership ("WP X Finance"). WP X is the general partner of WPX GP, L.P., a Delaware limited partnership, which is the managing general partner of WP X Finance. Warburg Pincus X, L.P., a Delaware limited partnership ("WP X LP"), is the general partner of the WP X Funds. Warburg Pincus X GP L.P., a Delaware limited partnership ("WP X GP"), is the general partner of WP X LP. WPP GP LLC, a Delaware limited liability company ("WPP GP"), is the general partner of WP X GP. [footnote cont'd]
F3[continued] Warburg Pincus Partners, L.P., a Delaware limited partnership ("WP Partners"), is the managing member of WPP GP. Warburg Pincus Partners GP LLC, a Delaware limited liability company ("WPP GP LLC"), is the general partner of WP Partners. Warburg Pincus & Co., a New York general partnership ("WP"), is the managing member of WPP GP LLC. Warburg Pincus LLC, a New York limited liability company ("WP LLC"), is the manager of the WP X Funds. Charles R. Kaye and Joseph P. Landy (Messrs. Kaye and Landy and, together with the WP X Funds, WP X LP, WP X GP, WPP GP, WP Partners, WPP GP LLC, WP and WP LLC, the "WP Entities") are Managing General Partners of WP and Managing Members and Co-Chief Executive Officers of WP LLC and may be deemed to be the beneficial owners of the shares of Common Stock held by the WP X Funds. [footnote cont'd]
F4[continued] Each WP Entity disclaims beneficial ownership with respect to any shares of Common Stock, except to the extent of its pecuniary interest in such shares of Common Stock and this report shall not be deemed an admission that for purposes of Section 16 of the Securities Exchange Act of 1934, as amended, or otherwise any of the WP Entities is the beneficial owner of the Common Stock.

Remarks

Solely for the purposes of Section 16 of the Exchange Act, each of the WP X Funds, WP X LP, WP X GP, WPP GP, WP Partners, WPP GP LLC and WP may be deemed directors by deputization by virtue of their contractual right to appoint a director to the board of directors of the Issuer. As a result, the "Director" box is marked in Item 5 of this Form 4. Due to the limitations on the number of Reporting Persons allowed on each Form 4, WP LLC is filing a separate Form 4.