AR

SEC source: 0001104659-18-008124 · a5.xml · nonDerivative · entry 2

Warren Glen C Jr · CIK 0001375364 · Director · See Remarks

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 10,108,025

F2 · balance_after: Includes 3,847,839 shares of common stock held by Canton, including the 588 shares of common stock received in the Distribution. The Reporting Person is the sole member of Canton. The Reporting Person disclaims beneficial ownership of all shares held by Canton except to the extent of his pecuniary interest therein.

F3 · balance_after: Includes 143,920 shares of common stock that remain subject to vesting.

SEC source: 0000899243-19-009307 · doc4.xml · nonDerivative · entry 1

Keenan W Howard JR · CIK 0001370287 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnote

Disclosed balance after: 651,033

F1 · balance_after: The number of shares reported in Column 5 is the number of shares beneficially owned as of the date of this filing and takes into account transactions reported on Form 4 since the date of the transaction reported herein.

F2 · balance_after: The reporting person disclaims beneficial ownership of these securities except to the extent of his pecuniary interest therein, and this report shall not be deemed an admission that the reporting person is the beneficial owner of the securities for Section 16 or any other purpose.

F3 · ownership.nature: These securities are owned directly by Yorktown Energy Partners VII, L.P. ("Yorktown VII"). The reporting person is a member and manager of Yorktown VII Associates, the general partner of Yorktown VII Company, the general partner of Yorktown VII.

SEC source: 0000899243-17-027499 · doc4.xml · nonDerivative · entry 2

Keenan W Howard JR · CIK 0001370287 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnote

Disclosed balance after: 3,104,317

F1 · kind: Pro rata distributions from Yorktown Energy Partners VII, L.P. ("Yorktown VII"), Yorktown VII Company LP ("Yorktown VII Company") and Yorktown VII Associates LLC ("Yorktown VII Associates").

F2 · balance_after: The reporting person disclaims beneficial ownership of these securities except to the extent of his pecuniary interest therein, and this report shall not be deemed an admission that the reporting person is the beneficial owner of the securities for Section 16 or any other purpose.

F3 · ownership.nature: These securities are owned directly by Yorktown VII. The reporting person is a member and manager of Yorktown VII Associates, the general partner of Yorktown VII Company, the general partner of Yorktown VII.

SEC source: 0000899243-17-027499 · doc4.xml · nonDerivative · entry 1

Keenan W Howard JR · CIK 0001370287 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 182,121

F1 · kind: Pro rata distributions from Yorktown Energy Partners VII, L.P. ("Yorktown VII"), Yorktown VII Company LP ("Yorktown VII Company") and Yorktown VII Associates LLC ("Yorktown VII Associates").

SEC source: 0001104659-17-070582 · a4.xml · nonDerivative · entry 2

Warburg Pincus Private Equity X O&G, L.P. · CIK 0001528258 · Director · 10% owner

Warburg Pincus X Partners, L.P. · CIK 0001451560 · Director · 10% owner

Warburg Pincus X, L.P. · CIK 0001414561 · Director · 10% owner

Warburg Pincus X GP L.P. · CIK 0001414564 · Director · 10% owner

WPP GP LLC · CIK 0001621874 · Director · 10% owner

Warburg Pincus Partners GP LLC · CIK 0001621224 · Director · 10% owner

WARBURG PINCUS & CO. · CIK 0000929408 · Director · 10% owner

WARBURG PINCUS LLC · CIK 0001162870 · 10% owner

KAYE CHARLES R · CIK 0001239318 · 10% owner

Landy Joseph P. · CIK 0001220638 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnote

Disclosed balance after: 1,445,774

F1 · kind: Effective November 27, 2017, WP X Partners (as defined below) and WP X O&G (as defined below) distributed an aggregate total of 10,103,226 shares of common stock, par value $0.01 per share ("Common Stock"), of Antero Resources Corporation (the "Issuer") to their partners on a pro rata basis in accordance with their respective ownership interests as determined in accordance with the applicable limited partnership agreements of such entities (the "Distribution"), with no consideration being paid in connection therewith.

F1 · price: Effective November 27, 2017, WP X Partners (as defined below) and WP X O&G (as defined below) distributed an aggregate total of 10,103,226 shares of common stock, par value $0.01 per share ("Common Stock"), of Antero Resources Corporation (the "Issuer") to their partners on a pro rata basis in accordance with their respective ownership interests as determined in accordance with the applicable limited partnership agreements of such entities (the "Distribution"), with no consideration being paid in connection therewith.

F2 · balance_after: This Form 4 is filed on behalf of (i) Warburg Pincus X Partners, L.P., a Delaware limited partnership ("WP X Partners"); and (ii) Warburg Pincus Private Equity X O&G, L.P., a Delaware limited partnership ("WP X O&G").

F3 · balance_after: Warburg Pincus X, L.P., a Delaware limited partnership ("WP X GP"), is the general partner of 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") and WP X O&G. Warburg Pincus X GP L.P., a Delaware limited partnership ("WP X GP LP"), is the general partner of WP X GP. WPP GP LLC, a Delaware limited liability company ("WPP GP"), is the general partner of WP X GP LP. 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 ("WP Partners GP"), is the general partner of WP Partners.

F4 · balance_after: Warburg Pincus & Co., a New York general partnership ("WP"), is the managing member of WP Partners GP. Warburg Pincus LLC, a New York limited liability company ("WP LLC"), is the manager of the WP X Funds and WP X O&G. Charles R. Kaye and Joseph P. Landy are each Managing General Partners of WP and Managing Members and Co-Chief Executive Officers of WP LLC and may be deemed to control the Warburg Pincus Reporting Persons (as defined below). Messrs. Kaye and Landy disclaim beneficial ownership of all shares held by the Warburg Pincus Reporting Persons. Each of Messrs. Kaye and Landy, together with the WP X Funds, WP X O&G, WP X GP, WP X GP LP, WPP GP, WP Partners, WP Partners GP, WP and WP LLC are collectively referred to herein as the "Warburg Pincus Reporting Persons".

F5 · balance_after: By reason of the provisions of Rule 16a-1 of the Securities Exchange Act of 1934, as amended (the "Exchange Act"), the Warburg Pincus Reporting Persons and certain affiliates may be deemed to be beneficial owners of 13,235,876 shares of Common Stock of the Issuer held collectively by the WP X Funds and 33,367,991 shares of Common Stock of the Issuer held by WP X O&G. The Warburg Pincus Reporting Persons and such affiliates disclaim beneficial ownership of such shares of Common Stock of the Issuer except to the extent of their direct pecuniary interest therein. The WP X Funds, WP X O&G, WP X GP, WP X GP LP, WPP GP, WP Partners, WP Partners GP, and WP are directors-by-deputization solely for purposes of Section 16 of the Exchange Act.

F6 · balance_after: Information with respect to each of the Warburg Pincus Reporting Persons is given solely by such Warburg Pincus Reporting Person, and no Warburg Pincus Reporting Person has responsibility for the accuracy or completeness of information supplied by another Warburg Pincus Reporting Person.

F7 · balance_after: Each of Charles R. Kaye and Joseph P. Landy serves as Managing General Partner of WP and Co-Chief Executive Officer and Managing Member of WP LLC. Therefore, the consummation of the Distribution altered the indirect beneficial ownership of the Reporting Persons in the shares of Common Stock. In addition to the 46,609,061 shares of Common Stock in which Charles R. Kaye may be deemed to have indirect beneficial ownership by virtue of his status as Managing General Partner of WP and Co-Chief Executive Officer and Managing Member of WP LLC, Mr. Kaye currently owns, directly and indirectly, 89,915 shares of Common Stock, all of which shares were received in the Distribution. In addition to the 46,609,061 shares of Common Stock in which Joseph P. Landy may be deemed to have indirect beneficial ownership by virtue of his status as Managing General Partner of WP and Co-Chief Executive Officer and Managing Member of WP LLC, Mr. Landy currently owns 565,799 shares of Common Stock.

F8 · ownership.nature: Common Stock of the Issuer is held directly by WP X Partners.

SEC source: 0001104659-17-070582 · a4.xml · nonDerivative · entry 1

Warburg Pincus Private Equity X O&G, L.P. · CIK 0001528258 · Director · 10% owner

Warburg Pincus X Partners, L.P. · CIK 0001451560 · Director · 10% owner

Warburg Pincus X, L.P. · CIK 0001414561 · Director · 10% owner

Warburg Pincus X GP L.P. · CIK 0001414564 · Director · 10% owner

WPP GP LLC · CIK 0001621874 · Director · 10% owner

Warburg Pincus Partners GP LLC · CIK 0001621224 · Director · 10% owner

WARBURG PINCUS & CO. · CIK 0000929408 · Director · 10% owner

WARBURG PINCUS LLC · CIK 0001162870 · 10% owner

KAYE CHARLES R · CIK 0001239318 · 10% owner

Landy Joseph P. · CIK 0001220638 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 33,367,991

F1 · kind: Effective November 27, 2017, WP X Partners (as defined below) and WP X O&G (as defined below) distributed an aggregate total of 10,103,226 shares of common stock, par value $0.01 per share ("Common Stock"), of Antero Resources Corporation (the "Issuer") to their partners on a pro rata basis in accordance with their respective ownership interests as determined in accordance with the applicable limited partnership agreements of such entities (the "Distribution"), with no consideration being paid in connection therewith.

F1 · price: Effective November 27, 2017, WP X Partners (as defined below) and WP X O&G (as defined below) distributed an aggregate total of 10,103,226 shares of common stock, par value $0.01 per share ("Common Stock"), of Antero Resources Corporation (the "Issuer") to their partners on a pro rata basis in accordance with their respective ownership interests as determined in accordance with the applicable limited partnership agreements of such entities (the "Distribution"), with no consideration being paid in connection therewith.

F2 · balance_after: This Form 4 is filed on behalf of (i) Warburg Pincus X Partners, L.P., a Delaware limited partnership ("WP X Partners"); and (ii) Warburg Pincus Private Equity X O&G, L.P., a Delaware limited partnership ("WP X O&G").

F3 · balance_after: Warburg Pincus X, L.P., a Delaware limited partnership ("WP X GP"), is the general partner of 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") and WP X O&G. Warburg Pincus X GP L.P., a Delaware limited partnership ("WP X GP LP"), is the general partner of WP X GP. WPP GP LLC, a Delaware limited liability company ("WPP GP"), is the general partner of WP X GP LP. 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 ("WP Partners GP"), is the general partner of WP Partners.

F4 · balance_after: Warburg Pincus & Co., a New York general partnership ("WP"), is the managing member of WP Partners GP. Warburg Pincus LLC, a New York limited liability company ("WP LLC"), is the manager of the WP X Funds and WP X O&G. Charles R. Kaye and Joseph P. Landy are each Managing General Partners of WP and Managing Members and Co-Chief Executive Officers of WP LLC and may be deemed to control the Warburg Pincus Reporting Persons (as defined below). Messrs. Kaye and Landy disclaim beneficial ownership of all shares held by the Warburg Pincus Reporting Persons. Each of Messrs. Kaye and Landy, together with the WP X Funds, WP X O&G, WP X GP, WP X GP LP, WPP GP, WP Partners, WP Partners GP, WP and WP LLC are collectively referred to herein as the "Warburg Pincus Reporting Persons".

F5 · balance_after: By reason of the provisions of Rule 16a-1 of the Securities Exchange Act of 1934, as amended (the "Exchange Act"), the Warburg Pincus Reporting Persons and certain affiliates may be deemed to be beneficial owners of 13,235,876 shares of Common Stock of the Issuer held collectively by the WP X Funds and 33,367,991 shares of Common Stock of the Issuer held by WP X O&G. The Warburg Pincus Reporting Persons and such affiliates disclaim beneficial ownership of such shares of Common Stock of the Issuer except to the extent of their direct pecuniary interest therein. The WP X Funds, WP X O&G, WP X GP, WP X GP LP, WPP GP, WP Partners, WP Partners GP, and WP are directors-by-deputization solely for purposes of Section 16 of the Exchange Act.

F6 · balance_after: Information with respect to each of the Warburg Pincus Reporting Persons is given solely by such Warburg Pincus Reporting Person, and no Warburg Pincus Reporting Person has responsibility for the accuracy or completeness of information supplied by another Warburg Pincus Reporting Person.

F7 · balance_after: Each of Charles R. Kaye and Joseph P. Landy serves as Managing General Partner of WP and Co-Chief Executive Officer and Managing Member of WP LLC. Therefore, the consummation of the Distribution altered the indirect beneficial ownership of the Reporting Persons in the shares of Common Stock. In addition to the 46,609,061 shares of Common Stock in which Charles R. Kaye may be deemed to have indirect beneficial ownership by virtue of his status as Managing General Partner of WP and Co-Chief Executive Officer and Managing Member of WP LLC, Mr. Kaye currently owns, directly and indirectly, 89,915 shares of Common Stock, all of which shares were received in the Distribution. In addition to the 46,609,061 shares of Common Stock in which Joseph P. Landy may be deemed to have indirect beneficial ownership by virtue of his status as Managing General Partner of WP and Co-Chief Executive Officer and Managing Member of WP LLC, Mr. Landy currently owns 565,799 shares of Common Stock.

SEC source: 0001104659-17-070756 · a4.xml · nonDerivative · entry 2

Levy James R. · CIK 0001535563 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnotes

Disclosed balance after: 46,609,061

F1 · kind: Effective November 27, 2017, WP X Partners (as defined below) and WP X O&G (as defined below) distributed an aggregate of 10,103,226 shares of common stock, par value $0.01 per share ("Common Stock"), of Antero Resources Corporation (the "Issuer") to their partners on a pro rata basis in accordance with their respective ownership interests as determined in accordance with the applicable limited partnership agreements of such entities (the "Distribution"), with no consideration being paid in connection therewith.

F1 · price: Effective November 27, 2017, WP X Partners (as defined below) and WP X O&G (as defined below) distributed an aggregate of 10,103,226 shares of common stock, par value $0.01 per share ("Common Stock"), of Antero Resources Corporation (the "Issuer") to their partners on a pro rata basis in accordance with their respective ownership interests as determined in accordance with the applicable limited partnership agreements of such entities (the "Distribution"), with no consideration being paid in connection therewith.

F1 · balance_after: Effective November 27, 2017, WP X Partners (as defined below) and WP X O&G (as defined below) distributed an aggregate of 10,103,226 shares of common stock, par value $0.01 per share ("Common Stock"), of Antero Resources Corporation (the "Issuer") to their partners on a pro rata basis in accordance with their respective ownership interests as determined in accordance with the applicable limited partnership agreements of such entities (the "Distribution"), with no consideration being paid in connection therewith.

F2 · balance_after: The Reporting Person is a Partner of Warburg Pincus & Co., a New York general partnership ("WP"), and a Member and Managing Director of Warburg Pincus LLC, a New York limited liability company ("WP LLC"). Following the Distribution, the Warburg Pincus Entities (as defined below), collectively own 46,609,061 shares of Common Stock of the Issuer.

F3 · balance_after: All shares of Common Stock of the Issuer indicated as indirectly owned by the Reporting Person are included because of his affiliation with the Warburg Pincus Entities, due to which Mr. Levy may be deemed to have an indirect pecuniary interest (within the meaning of Rule 16a-1 under the Securities and Exchange Act of 1934, as amended) in an indeterminate portion of the shares of Common Stock of the Issuer owned by the Warburg Pincus Entities. Mr. Levy disclaims beneficial ownership of all shares of Common Stock of the Issuer attributable to the Warburg Pincus Entities except to the extent of his direct pecuniary interest therein.

F2 · ownership.nature: The Reporting Person is a Partner of Warburg Pincus & Co., a New York general partnership ("WP"), and a Member and Managing Director of Warburg Pincus LLC, a New York limited liability company ("WP LLC"). Following the Distribution, the Warburg Pincus Entities (as defined below), collectively own 46,609,061 shares of Common Stock of the Issuer.

F3 · ownership.nature: All shares of Common Stock of the Issuer indicated as indirectly owned by the Reporting Person are included because of his affiliation with the Warburg Pincus Entities, due to which Mr. Levy may be deemed to have an indirect pecuniary interest (within the meaning of Rule 16a-1 under the Securities and Exchange Act of 1934, as amended) in an indeterminate portion of the shares of Common Stock of the Issuer owned by the Warburg Pincus Entities. Mr. Levy disclaims beneficial ownership of all shares of Common Stock of the Issuer attributable to the Warburg Pincus Entities except to the extent of his direct pecuniary interest therein.

F4 · ownership.nature: The Warburg Pincus funds are Warburg Pincus Private Equity VIII, L.P., a Delaware limited partnership ("WP VIII", and together with its two affiliated partnerships, Warburg Pincus Netherlands Private Equity VIII C.V. I, a company formed under the laws of the Netherlands ("WP VIII CV I"), and WP-WPVIII Investors, L.P., a Delaware limited partnership ("WP-WPVIII Investors"), collectively, the "WP VIII Funds"), Warburg Pincus Private Equity X, L.P., a Delaware limited partnership ("WP X"), Warburg Pincus X Partners, L.P., a Delaware limited partnership ("WP X Partners", and together with WP X, the "WP X Funds"), and Warburg Pincus Private Equity X O&G, L.P., a Delaware limited partnership ("WP X O&G"). WP-WPVIII Investors GP L.P., a Delaware limited partnership ("WP-WPVIII GP"), is the general partner of WP-WPVIII Investors. Warburg Pincus X, L.P., a Delaware limited partnership ("WP X GP"), is the general partner of each of the WP X Funds and WP X O&G.

F5 · ownership.nature: Warburg Pincus X GP L.P., a Delaware limited partnership ("WP X GP LP"), is the general partner of WP X GP. WPP GP LLC, a Delaware limited liability company ("WPP GP"), is the general partner of WP-WPVIII GP and WP X GP LP. Warburg Pincus Partners, L.P., a Delaware limited partnership ("WP Partners"), is (i) the managing member of WPP GP, and (ii) the general partner of WP VIII and WP VIII CV I. Warburg Pincus Partners GP LLC, a Delaware limited liability company ("WP Partners GP"), is the general partner of WP Partners. WP is the managing member of WP Partners GP. WP LLC is the manager of each of the WP VIII Funds, the WP X Funds and WP X O&G.

F6 · ownership.nature: Each of the WP VIII Funds, the WP X Funds, WP X O&G, WP-WPVIII GP, WP X GP, WP X GP LP, WPP GP, WP Partners, WP Partners GP, WP and WP LLC are collectively referred to herein as the "Warburg Pincus Entities."

SEC source: 0001104659-17-070756 · a4.xml · nonDerivative · entry 1

Levy James R. · CIK 0001535563 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 87,527

F1 · kind: Effective November 27, 2017, WP X Partners (as defined below) and WP X O&G (as defined below) distributed an aggregate of 10,103,226 shares of common stock, par value $0.01 per share ("Common Stock"), of Antero Resources Corporation (the "Issuer") to their partners on a pro rata basis in accordance with their respective ownership interests as determined in accordance with the applicable limited partnership agreements of such entities (the "Distribution"), with no consideration being paid in connection therewith.

F1 · price: Effective November 27, 2017, WP X Partners (as defined below) and WP X O&G (as defined below) distributed an aggregate of 10,103,226 shares of common stock, par value $0.01 per share ("Common Stock"), of Antero Resources Corporation (the "Issuer") to their partners on a pro rata basis in accordance with their respective ownership interests as determined in accordance with the applicable limited partnership agreements of such entities (the "Distribution"), with no consideration being paid in connection therewith.

F1 · balance_after: Effective November 27, 2017, WP X Partners (as defined below) and WP X O&G (as defined below) distributed an aggregate of 10,103,226 shares of common stock, par value $0.01 per share ("Common Stock"), of Antero Resources Corporation (the "Issuer") to their partners on a pro rata basis in accordance with their respective ownership interests as determined in accordance with the applicable limited partnership agreements of such entities (the "Distribution"), with no consideration being paid in connection therewith.

F7 · balance_after: In connection with the Distribution, an aggregate total of 14,617 shares of Common Stock of the Issuer were distributed to Mr. Levy in his personal capacity.

SEC source: 0001104659-17-070752 · a4.xml · nonDerivative · entry 2

KAGAN PETER · CIK 0001239315 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnotes

Disclosed balance after: 46,609,061

F1 · kind: Effective November 27, 2017, WP X Partners (as defined below) and WP X O&G (as defined below) distributed an aggregate of 10,103,226 shares of common stock, par value $0.01 per share ("Common Stock"), of Antero Resources Corporation (the "Issuer") to their partners on a pro rata basis in accordance with their respective ownership interests as determined in accordance with the applicable limited partnership agreements of such entities (the "Distribution"), with no consideration being paid in connection therewith.

F1 · price: Effective November 27, 2017, WP X Partners (as defined below) and WP X O&G (as defined below) distributed an aggregate of 10,103,226 shares of common stock, par value $0.01 per share ("Common Stock"), of Antero Resources Corporation (the "Issuer") to their partners on a pro rata basis in accordance with their respective ownership interests as determined in accordance with the applicable limited partnership agreements of such entities (the "Distribution"), with no consideration being paid in connection therewith.

F1 · balance_after: Effective November 27, 2017, WP X Partners (as defined below) and WP X O&G (as defined below) distributed an aggregate of 10,103,226 shares of common stock, par value $0.01 per share ("Common Stock"), of Antero Resources Corporation (the "Issuer") to their partners on a pro rata basis in accordance with their respective ownership interests as determined in accordance with the applicable limited partnership agreements of such entities (the "Distribution"), with no consideration being paid in connection therewith.

F2 · balance_after: The Reporting Person is a Partner of Warburg Pincus & Co., a New York general partnership ("WP"), and a Member and Managing Director of Warburg Pincus LLC, a New York limited liability company ("WP LLC"). Following the Distribution, the Warburg Pincus Entities (as defined below), collectively own 46,609,061 shares of Common Stock of the Issuer.

F3 · balance_after: All shares of Common Stock of the Issuer indicated as indirectly owned by the Reporting Person are included because of his affiliation with the Warburg Pincus Entities, due to which Mr. Kagan may be deemed to have an indirect pecuniary interest (within the meaning of Rule 16a-1 under the Securities and Exchange Act of 1934, as amended) in an indeterminate portion of the shares of Common Stock of the Issuer owned by the Warburg Pincus Entities. Mr. Kagan disclaims beneficial ownership of all shares of Common Stock of the Issuer attributable to the Warburg Pincus Entities except to the extent of his direct pecuniary interest therein.

F2 · ownership.nature: The Reporting Person is a Partner of Warburg Pincus & Co., a New York general partnership ("WP"), and a Member and Managing Director of Warburg Pincus LLC, a New York limited liability company ("WP LLC"). Following the Distribution, the Warburg Pincus Entities (as defined below), collectively own 46,609,061 shares of Common Stock of the Issuer.

F3 · ownership.nature: All shares of Common Stock of the Issuer indicated as indirectly owned by the Reporting Person are included because of his affiliation with the Warburg Pincus Entities, due to which Mr. Kagan may be deemed to have an indirect pecuniary interest (within the meaning of Rule 16a-1 under the Securities and Exchange Act of 1934, as amended) in an indeterminate portion of the shares of Common Stock of the Issuer owned by the Warburg Pincus Entities. Mr. Kagan disclaims beneficial ownership of all shares of Common Stock of the Issuer attributable to the Warburg Pincus Entities except to the extent of his direct pecuniary interest therein.

F4 · ownership.nature: The Warburg Pincus funds are Warburg Pincus Private Equity VIII, L.P., a Delaware limited partnership ("WP VIII", and together with its two affiliated partnerships, Warburg Pincus Netherlands Private Equity VIII C.V. I, a company formed under the laws of the Netherlands ("WP VIII CV I"), and WP-WPVIII Investors, L.P., a Delaware limited partnership ("WP-WPVIII Investors"), collectively, the "WP VIII Funds"), Warburg Pincus Private Equity X, L.P., a Delaware limited partnership ("WP X"), Warburg Pincus X Partners, L.P., a Delaware limited partnership ("WP X Partners", and together with WP X, the "WP X Funds"), and Warburg Pincus Private Equity X O&G, L.P., a Delaware limited partnership ("WP X O&G"). WP-WPVIII Investors GP L.P., a Delaware limited partnership ("WP-WPVIII GP"), is the general partner of WP-WPVIII Investors. Warburg Pincus X, L.P., a Delaware limited partnership ("WP X GP"), is the general partner of each of the WP X Funds and WP X O&G.

F5 · ownership.nature: Warburg Pincus X GP L.P., a Delaware limited partnership ("WP X GP LP"), is the general partner of WP X GP. WPP GP LLC, a Delaware limited liability company ("WPP GP"), is the general partner of WP-WPVIII GP and WP X GP LP. Warburg Pincus Partners, L.P., a Delaware limited partnership ("WP Partners"), is (i) the managing member of WPP GP, and (ii) the general partner of WP VIII and WP VIII CV I. Warburg Pincus Partners GP LLC, a Delaware limited liability company ("WP Partners GP"), is the general partner of WP Partners. WP is the managing member of WP Partners GP. WP LLC is the manager of each of the WP VIII Funds, the WP X Funds and WP X O&G.

F6 · ownership.nature: Each of the WP VIII Funds, the WP X Funds, WP X O&G, WP-WPVIII GP, WP X GP, WP X GP LP, WPP GP, WP Partners, WP Partners GP, WP and WP LLC are collectively referred to herein as the "Warburg Pincus Entities."

SEC source: 0001104659-17-070752 · a4.xml · nonDerivative · entry 1

KAGAN PETER · CIK 0001239315 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 343,522

F1 · kind: Effective November 27, 2017, WP X Partners (as defined below) and WP X O&G (as defined below) distributed an aggregate of 10,103,226 shares of common stock, par value $0.01 per share ("Common Stock"), of Antero Resources Corporation (the "Issuer") to their partners on a pro rata basis in accordance with their respective ownership interests as determined in accordance with the applicable limited partnership agreements of such entities (the "Distribution"), with no consideration being paid in connection therewith.

F1 · price: Effective November 27, 2017, WP X Partners (as defined below) and WP X O&G (as defined below) distributed an aggregate of 10,103,226 shares of common stock, par value $0.01 per share ("Common Stock"), of Antero Resources Corporation (the "Issuer") to their partners on a pro rata basis in accordance with their respective ownership interests as determined in accordance with the applicable limited partnership agreements of such entities (the "Distribution"), with no consideration being paid in connection therewith.

F1 · balance_after: Effective November 27, 2017, WP X Partners (as defined below) and WP X O&G (as defined below) distributed an aggregate of 10,103,226 shares of common stock, par value $0.01 per share ("Common Stock"), of Antero Resources Corporation (the "Issuer") to their partners on a pro rata basis in accordance with their respective ownership interests as determined in accordance with the applicable limited partnership agreements of such entities (the "Distribution"), with no consideration being paid in connection therewith.

F7 · balance_after: In connection with the Distribution, an aggregate total of 60,663 shares of Common Stock of the Issuer were distributed to Mr. Kagan in his personal capacity.

SEC source: 0001104659-18-008127 · a5.xml · nonDerivative · entry 1

RADY PAUL M · CIK 0001234637 · Director · See Remarks

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnote

Disclosed balance after: 5,283,106

F1 · kind: Effective November 27, 2017, Warburg Pincus X Partners, L.P. and Warburg Pincus Private Equity X OG, L.P. distributed an aggregate of 10,103,226 shares of common stock to their partners, including Salisbury Investment Holdings LLC ("Salisbury"), on a pro rata basis in accordance with their respective ownership interests as determined in accordance with the applicable limited partnership agreements of such entities, with no consideration being paid in connection therewith (the "Distribution").

F2 · balance_after: Includes 2,821,394 shares of common stock held by Salisbury, including the 588 shares of common stock received in the Distribution, and 2,461,712 shares of common stock held by Mockingbird Investment, LLC ("Mockingbird"). The Reporting Person owns a 95% limited liability company interest in Salisbury and his spouse owns the remaining 5%. The Reporting Person owns a 3.68% limited liability company interest in Mockingbird, and a trust under his control owns the remaining 96.32%. The Reporting Person disclaims beneficial ownership of all shares held by Salisbury and Mockingbird except to the extent of his pecuniary interest therein.

F2 · ownership.nature: Includes 2,821,394 shares of common stock held by Salisbury, including the 588 shares of common stock received in the Distribution, and 2,461,712 shares of common stock held by Mockingbird Investment, LLC ("Mockingbird"). The Reporting Person owns a 95% limited liability company interest in Salisbury and his spouse owns the remaining 5%. The Reporting Person owns a 3.68% limited liability company interest in Mockingbird, and a trust under his control owns the remaining 96.32%. The Reporting Person disclaims beneficial ownership of all shares held by Salisbury and Mockingbird except to the extent of his pecuniary interest therein.

SEC source: 0001104659-18-008124 · a5.xml · nonDerivative · entry 1

Warren Glen C Jr · CIK 0001375364 · Director · See Remarks

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 10,493,025

F1 · kind: Effective November 27, 2017, Warburg Pincus X Partners, L.P. and Warburg Pincus Private Equity X OG, L.P. distributed an aggregate of 10,103,226 shares of common stock to their partners, including Canton Investment Holdings LLC ("Canton"), on a pro rata basis in accordance with their respective ownership interests as determined in accordance with the applicable limited partnership agreements of such entities, with no consideration being paid in connection therewith (the "Distribution").

F2 · balance_after: Includes 3,847,839 shares of common stock held by Canton, including the 588 shares of common stock received in the Distribution. The Reporting Person is the sole member of Canton. The Reporting Person disclaims beneficial ownership of all shares held by Canton except to the extent of his pecuniary interest therein.

F3 · balance_after: Includes 143,920 shares of common stock that remain subject to vesting.

SEC source: 0001104659-17-069493 · a4.xml · nonDerivative · entry 1

Yoo K. Phil · CIK 0001587503 · See Remarks

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 84,063

F1 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $19.20 to $19.31, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth above.

F2 · balance_after: Includes 51,502 shares of common stock that remain subject to vesting.

SEC source: 0001104659-18-008126 · a5.xml · nonDerivative · entry 1

Kilstrom Kevin J. · CIK 0001586805 · See Remarks

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 142,839

F1 · balance_after: Includes 142,839 shares of common stock that remain subject to vesting

SEC source: 0001104659-17-068048 · a4.xml · nonDerivative · entry 1

Kilstrom Kevin J. · CIK 0001586805 · See Remarks

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 251,677

F1 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $19.8801 to $20.1800, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth above.

F2 · balance_after: Includes 142,839 shares of common stock that remain subject to vesting.

SEC source: 0001104659-17-063400 · a4.xml · nonDerivative · entry 1

Warren Glen C Jr · CIK 0001375364 · Director · See Remarks

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 10,492,437

F1 · shares: In connection with the vesting of shares of restricted stock units pursuant to the Antero Resources Corporation Long-Term Incentive Plan, the Issuer withheld shares that would otherwise have been issued to the Reporting Person to satisfy its tax withholding obligations. The number of shares withheld was determined based on the closing price per share on October 20, 2017.

F2 · balance_after: Includes 143,920 shares of common stock that remain subject to vesting.

F3 · balance_after: Includes 3,847,251 shares of common stock held by Canton Investment Holdings LLC ("Canton"). Mr. Warren is the sole member of Canton. Mr. Warren disclaims beneficial ownership of all shares held by Canton except to the extent of his pecuniary interest therein.

SEC source: 0001104659-17-063399 · a4.xml · nonDerivative · entry 1

RADY PAUL M · CIK 0001234637 · Director · See Remarks

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 11,100,794

F1 · shares: In connection with the vesting of shares of restricted stock units pursuant to the Antero Resources Corporation Long-Term Incentive Plan, the Issuer withheld shares that would otherwise have been issued to the Reporting Person to satisfy its tax withholding obligations. The number of shares withheld was determined based on the closing price per share on October 20, 2017.

F2 · balance_after: Includes 215,879 shares of common stock that remain subject to vesting.

SEC source: 0001104659-17-062395 · a4.xml · nonDerivative · entry 1

Kennedy Michael N. · CIK 0001477679 · Senior Vice President-Finance

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 202,064

F1 · shares: In connection with the vesting of shares of restricted stock pursuant to the Antero Resources Corporation Long-Term Incentive Plan, the Issuer withheld shares that would otherwise have been issued to the Reporting Person to satisfy its tax withholding obligations. The number of shares withheld was determined based on the closing price per share on October 13, 2017.

F2 · balance_after: Includes 137,083 shares of common stock that remain subject to vesting.

SEC source: 0001104659-17-061992 · a4.xml · nonDerivative · entry 1

CLARK ROBERT J · CIK 0000020769 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 31,344

SEC source: 0001104659-17-061998 · a4.xml · nonDerivative · entry 1

Levy James R. · CIK 0001535563 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 72,910

SEC source: 0001104659-17-061997 · a4.xml · nonDerivative · entry 1

Keenan W Howard JR · CIK 0001370287 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 137,171

SEC source: 0001104659-17-061995 · a4.xml · nonDerivative · entry 1

KAGAN PETER · CIK 0001239315 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 282,859

SEC source: 0001104659-17-061994 · a4.xml · nonDerivative · entry 1

Hardesty Benjamin A. · CIK 0001587768 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 29,677

SEC source: 0001104659-17-061993 · a4.xml · nonDerivative · entry 1

Connor Richard W. · CIK 0001587406 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 23,073

SEC source: 0001104659-17-049382 · a4.xml · nonDerivative · entry 1

Yoo K. Phil · CIK 0001587503 · See Remarks

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 94,928

F1 · kind: The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on June 21, 2016.

F2 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $20.45 to $20.67, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth above.

F3 · balance_after: Includes 51,502 shares of common stock that remain subject to vesting.

SEC source: 0001104659-17-044698 · a4.xml · nonDerivative · entry 1

CLARK ROBERT J · CIK 0000020769 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 27,626

SEC source: 0001104659-17-044704 · a4.xml · nonDerivative · entry 1

Levy James R. · CIK 0001535563 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 69,530

SEC source: 0001104659-17-044703 · a4.xml · nonDerivative · entry 1

Keenan W Howard JR · CIK 0001370287 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 134,713

SEC source: 0001104659-17-044702 · a4.xml · nonDerivative · entry 1

KAGAN PETER · CIK 0001239315 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 279,418

SEC source: 0001104659-17-044700 · a4.xml · nonDerivative · entry 1

Hardesty Benjamin A. · CIK 0001587768 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 27,219

SEC source: 0001104659-17-044699 · a4.xml · nonDerivative · entry 1

Connor Richard W. · CIK 0001587406 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 20,615

SEC source: 0001104659-17-039995 · a4.xml · nonDerivative · entry 1

McNeilly Ward D. · CIK 0001586800 · See Remarks

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 268,901

F1 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $22.0500 to $22.0550, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth above.

F2 · balance_after: Includes 133,342 shares of common stock that remain subject to vesting.

SEC source: 0001104659-18-008125 · a5.xml · nonDerivative · entry 1

KAGAN PETER · CIK 0001239315 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 339,683

SEC source: 0001104659-17-033765 · a4.xml · nonDerivative · entry 1

Warren Glen C Jr · CIK 0001375364 · Director · See Remarks

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 10,540,177

F1 · price: The price reported in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $20.83 to $21.17, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares purchased at each separate price within the range set forth above.

F2 · balance_after: Includes 246,409 shares of common stock that remain subject to vesting.

F3 · balance_after: Includes 3,847,251 shares of common stock held by Canton Investment Holdings LLC ("Canton"). Mr. Warren is the sole member of Canton. Mr. Warren disclaims beneficial ownership of all shares held by Canton except to the extent of his pecuniary interest therein.

SEC source: 0001104659-17-033764 · a4.xml · nonDerivative · entry 1

RADY PAUL M · CIK 0001234637 · Director · See remarks

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 11,172,368

F1 · price: The price reported in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $20.8750 to $21.2200, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares purchased at each separate price within the range set forth above.

F2 · balance_after: Includes 369,536 shares of common stock that remain subject to vesting.

SEC source: 0001104659-17-024267 · a4.xml · nonDerivative · entry 2

Kennedy Michael N. · CIK 0001477679 · Senior Vice President-Finance

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 203,811

F3 · shares: Common stock subject to a restricted stock unit award that vests in four equal installments on the first four anniversaries of the grant date so long as the Reporting Person remains continuously employed by the Issuer through each such anniversary date.

F2 · balance_after: Includes 126,157 shares of common stock subject to previously granted restricted stock unit awards that remain subject to vesting.

SEC source: 0001104659-17-024267 · a4.xml · nonDerivative · entry 1

Kennedy Michael N. · CIK 0001477679 · Senior Vice President-Finance

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 189,135

F1 · shares: In connection with the vesting of shares of restricted stock units pursuant to the Antero Resources Corporation Long-Term Incentive Plan, the Issuer withheld shares that would otherwise have been issued to the Reporting Person to satisfy its tax withholding obligations. The number of shares withheld was determined based on the closing price per share on April 13, 2017.

F2 · balance_after: Includes 126,157 shares of common stock subject to previously granted restricted stock unit awards that remain subject to vesting.

SEC source: 0001104659-17-024273 · a4.xml · nonDerivative · entry 2

Kilstrom Kevin J. · CIK 0001586805 · See Remarks

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 334,437

F3 · shares: Common stock subject to a restricted stock unit award that vests in four equal installments on the first four anniversaries of the grant date so long as the Reporting Person remains continuously employed by the Issuer through each such anniversary date.

F2 · balance_after: Includes 128,163 shares of common stock subject to previously granted restricted stock unit awards that remain subject to vesting.

SEC source: 0001104659-17-024273 · a4.xml · nonDerivative · entry 1

Kilstrom Kevin J. · CIK 0001586805 · See Remarks

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 319,761

F1 · shares: In connection with the vesting of shares of restricted stock units pursuant to the Antero Resources Corporation Long-Term Incentive Plan, the Issuer withheld shares that would otherwise have been issued to the Reporting Person to satisfy its tax withholding obligations. The number of shares withheld was determined based on the closing price per share on April 13, 2017.

F2 · balance_after: Includes 128,163 shares of common stock subject to previously granted restricted stock unit awards that remain subject to vesting.

SEC source: 0001104659-17-024272 · a4.xml · nonDerivative · entry 2

Yoo K. Phil · CIK 0001587503 · See Remarks

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 98,713

F3 · shares: Common stock subject to a restricted stock unit award that vests in four equal installments on the first four anniversaries of the grant date so long as the Reporting Person remains continuously employed by the Issuer through each such anniversary date.

F2 · balance_after: Includes 45,836 shares of common stock subject to previously granted restricted stock unit awards that remain subject to vesting.

SEC source: 0001104659-17-024272 · a4.xml · nonDerivative · entry 1

Yoo K. Phil · CIK 0001587503 · See Remarks

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 93,047

F1 · shares: In connection with the vesting of shares of restricted stock units pursuant to the Antero Resources Corporation Long-Term Incentive Plan, the Issuer withheld shares that would otherwise have been issued to the Reporting Person to satisfy its tax withholding obligations. The number of shares withheld was determined based on the closing price per share on April 13, 2017.

F2 · balance_after: Includes 45,836 shares of common stock subject to previously granted restricted stock unit awards that remain subject to vesting.

SEC source: 0001104659-17-024271 · a4.xml · nonDerivative · entry 2

Warren Glen C Jr · CIK 0001375364 · Director · See remarks

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 10,290,177

F4 · shares: Common stock subject to a restricted stock unit award that vests in four equal installments on the first four anniversaries of the grant date so long as the Reporting Person remains continuously employed by the Issuer through each such anniversary date.

F2 · balance_after: Includes 206,744 shares of common stock subject to previously granted restricted stock unit awards that remain subject to vesting.

F3 · balance_after: Includes 3,847,251 shares of common stock held by Canton Investment Holdings LLC ("Canton"). Mr. Warren is the sole member of Canton. Mr. Warren disclaims beneficial ownership of all shares held by Canton except to the extent of his pecuniary interest therein.

SEC source: 0001104659-17-024271 · a4.xml · nonDerivative · entry 1

Warren Glen C Jr · CIK 0001375364 · Director · See remarks

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 10,250,512

F1 · shares: In connection with the vesting of shares of restricted stock units pursuant to the Antero Resources Corporation Long-Term Incentive Plan, the Issuer withheld shares that would otherwise have been issued to the Reporting Person to satisfy its tax withholding obligations. The number of shares withheld was determined based on the closing price per share on April 13, 2017.

F2 · balance_after: Includes 206,744 shares of common stock subject to previously granted restricted stock unit awards that remain subject to vesting.

F3 · balance_after: Includes 3,847,251 shares of common stock held by Canton Investment Holdings LLC ("Canton"). Mr. Warren is the sole member of Canton. Mr. Warren disclaims beneficial ownership of all shares held by Canton except to the extent of his pecuniary interest therein.

SEC source: 0001104659-17-024270 · a4.xml · nonDerivative · entry 2

Schopp Alvyn A. · CIK 0001586799 · See Remarks

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,141,956

F3 · shares: Common stock subject to a restricted stock unit award that vests in four equal installments on the first four anniversaries of the grant date so long as the Reporting Person remains continuously employed by the Issuer through each such anniversary date.

F2 · balance_after: Includes 203,163 shares of common stock subject to previously granted restricted stock unit awards that remain subject to vesting.

SEC source: 0001104659-17-024270 · a4.xml · nonDerivative · entry 1

Schopp Alvyn A. · CIK 0001586799 · See Remarks

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,127,280

F1 · shares: In connection with the vesting of shares of restricted stock units pursuant to the Antero Resources Corporation Long-Term Incentive Plan, the Issuer withheld shares that would otherwise have been issued to the Reporting Person to satisfy its tax withholding obligations. The number of shares withheld was determined based on the closing price per share on April 13, 2017.

F2 · balance_after: Includes 203,163 shares of common stock subject to previously granted restricted stock unit awards that remain subject to vesting.

SEC source: 0001104659-17-024269 · a4.xml · nonDerivative · entry 2

RADY PAUL M · CIK 0001234637 · Director · See Remarks

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 10,672,368

F3 · shares: Common stock subject to a restricted stock unit award that vests in four equal installments on the first four anniversaries of the grant date so long as the Reporting Person remains continuously employed by the Issuer through each such anniversary date.

F2 · balance_after: Includes 310,039 shares of common stock subject to previously granted restricted stock unit awards that remain subject to vesting.

SEC source: 0001104659-17-024269 · a4.xml · nonDerivative · entry 1

RADY PAUL M · CIK 0001234637 · Director · See Remarks

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 10,612,871

F1 · shares: In connection with the vesting of shares of restricted stock units pursuant to the Antero Resources Corporation Long-Term Incentive Plan, the Issuer withheld shares that would otherwise have been issued to the Reporting Person to satisfy its tax withholding obligations. The number of shares withheld was determined based on the closing price per share on April 13, 2017.

F2 · balance_after: Includes 310,039 shares of common stock subject to previously granted restricted stock unit awards that remain subject to vesting.

SEC source: 0001104659-17-024268 · a4.xml · nonDerivative · entry 2

McNeilly Ward D. · CIK 0001586800 · See Remarks

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 292,901

F3 · shares: Common stock subject to a restricted stock unit award that vests in four equal installments on the first four anniversaries of the grant date so long as the Reporting Person remains continuously employed by the Issuer through each such anniversary date.

F2 · balance_after: Includes 118,666 shares of common stock subject to previously granted restricted stock unit awards that remain subject to vesting.

SEC source: 0001104659-17-024268 · a4.xml · nonDerivative · entry 1

McNeilly Ward D. · CIK 0001586800 · See Remarks

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 278,225

F1 · shares: In connection with the vesting of shares of restricted stock units pursuant to the Antero Resources Corporation Long-Term Incentive Plan, the Issuer withheld shares that would otherwise have been issued to the Reporting Person to satisfy its tax withholding obligations. The number of shares withheld was determined based on the closing price per share on April 13, 2017.

F2 · balance_after: Includes 118,666 shares of common stock subject to previously granted restricted stock unit awards that remain subject to vesting.

SEC source: 0001104659-17-023159 · a4.xml · nonDerivative · entry 1

CLARK ROBERT J · CIK 0000020769 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 24,073