Brendan E. Krueger - 25 Feb 2026 Form 4 Insider Report for ANTERO RESOURCES Corp (AR)

Signature
/s/ Yvette K. Schultz, as attorney-in-fact for Brendan E. Krueger
Issuer symbol
AR
Transactions as of
25 Feb 2026
Net transactions value
-$1,418,828
Form type
4
Filing time
26 Feb 2026, 21:38:23 UTC
Previous filing
26 Feb 2026
Next filing
10 Mar 2026

Reporting Owners (1)

Name Relationship Address Signature Signature date CIK
Krueger Brendan E. Chief Financial Officer, Senior Vice President - Finance and Treasurer 1615 WYNKOOP STREET, DENVER /s/ Yvette K. Schultz, as attorney-in-fact for Brendan E. Krueger 26 Feb 2026 0001860656

Transactions Table

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Ownership Footnotes
transaction AR Common stock, par value $0.01 per share Award $0 +10,026 +3.4% $0.000000 305,943 25 Feb 2026 Direct F1, F2
transaction AR Common stock, par value $0.01 per share Award $0 +13,482 +4.4% $0.000000 319,425 25 Feb 2026 Direct F3, F4
transaction AR Common stock, par value $0.01 per share Award $0 +13,026 +4.1% $0.000000 332,451 25 Feb 2026 Direct F5, F6
transaction AR Common stock, par value $0.01 per share Award $0 +12,952 +3.9% $0.000000 345,403 25 Feb 2026 Direct F6, F7
transaction AR Common stock, par value $0.01 per share Options Exercise $0 +4,749 +1.4% $0.000000 350,152 25 Feb 2026 Direct F8, F9, F10
transaction AR Common stock, par value $0.01 per share Tax liability $1,418,828 -41,233 -12% $34.41 308,919 25 Feb 2026 Direct F10, F11

Derivative Securities (e.g., puts, calls, warrants, options, convertible securities)

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Underlying Class Amount Exercise Price Ownership Footnotes
transaction AR Common stock, par value $0.01 per share Options Exercise -4,749 -100% 0 25 Feb 2026 Common stock, par value $0.01 per share 4,749 Direct F8, F9
* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id Content
F1 On February 25, 2026, the Compensation Committee (the "Compensation Committee") of Antero Resources Corp. (the "Issuer") certified the Issuer's net debt to adjusted EBITDAX multiple over the third and final performance period, which ran from January 1, 2025 through December 31, 2025, at maximum performance levels, resulting in 33% of the performance share units ("PSUs") originally granted on October 19, 2022 that vest based on the Issuer's net debt to adjusted EBITDAX multiple becoming earned at 200% of the target amount granted. The service-based vesting requirements applicable to the PSUs originally granted on October 19, 2022 that vest based on the Issuer's net debt to adjusted EBITDAX multiple were satisfied as of December 31, 2025.
F2 Includes 78,389 shares of common stock of the Issuer ("Common Stock") subject to previously granted restricted stock unit awards ("RSUs") and 64,807 shares of Common Stock subject to previously granted PSUs, in each case, that remain subject to service-based vesting.
F3 On February 25, 2026, the Compensation Committee certified the Issuer's net debt to adjusted EBITDAX multiple over the third and final performance period, which ran from January 1, 2025 through December 31, 2025, at maximum performance levels, resulting in 33% of the PSUs originally granted on March 7, 2023 that vest based on the Issuer's net debt to adjusted EBITDAX multiple becoming earned at 200% of the target amount granted. The service-based vesting requirements applicable to the PSUs originally granted on March 7, 2023 that vest based on the Issuer's net debt to adjusted EBITDAX multiple were satisfied as of December 31, 2025.
F4 Includes 78,389 shares of Common Stock subject to previously granted RSUs and 39,156 shares of Common Stock subject to previously granted PSUs, in each case, that remain subject to service-based vesting.
F5 On February 25, 2026, the Compensation Committee certified the Issuer's net debt to adjusted EBITDAX multiple over the second performance period, which ran from January 1, 2025 through December 31, 2025, at maximum performance levels, resulting in 33% of the PSUs originally granted on March 7, 2024 that vest based on the Issuer's net debt to adjusted EBITDAX multiple becoming earned at 200% of the target amount granted. These PSUs remain outstanding and subject to service-based vesting requirements until December 31, 2026.
F6 Includes 78,389 shares of Common Stock subject to previously granted RSUs and 52,182 shares of Common Stock subject to previously granted PSUs, in each case, that remain subject to service-based vesting.
F7 On February 25, 2026, the Compensation Committee certified the Issuer's net debt to adjusted EBITDAX multiple over the first performance period, which ran from January 1, 2025 through December 31, 2025, at maximum performance levels, resulting in 33% of the PSUs originally granted on March 7, 2025 that vest based on the Issuer's net debt to adjusted EBITDAX multiple becoming earned at 200% of the target amount granted. The service-based vesting requirements applicable to the aforementioned tranche of PSUs originally granted on March 7, 2025 that vest based on the Issuer's net debt to adjusted EBITDAX multiple were satisfied as of December 31, 2025.
F8 On February 25, 2026, the Compensation Committee certified the Issuer's absolute total stockholder return ("TSR") performance over the third performance period, which ran from January 1, 2025 through December 31, 2025, resulting in 25% of the PSUs originally granted on October 19, 2022 that vest based on absolute TSR over such third performance period becoming earned at 99.2% of the target amount granted over such third performance period.
F9 On February 25, 2026, the Compensation Committee certified the Issuer's absolute total stockholder return TSR performance over the fourth and final performance period, which ran from January 1, 2023 through December 31, 2025, resulting in 25% of the PSUs originally granted on October 19, 2022 that vest based on absolute TSR over such fourth performance period becoming earned at 27.13% of the target amount granted over such fourth performance period.
F10 Includes 78,389 shares of Common Stock subject to previously granted RSUs and 44,662 shares of Common Stock subject to previously granted PSUs, in each case, that remain subject to service-based vesting.
F11 In connection with the vesting and settlement of the PSUs originally granted on October 19, 2022; March 7, 2023; and March 7, 2025 through the issuance of Common Stock pursuant to the Amended and Restated Antero Resources Corporation 2020 Long-Term Incentive Plan, the Issuer withheld Common Stock that would have otherwise been issued to the Reporting Person to satisfy their tax withholding obligations. The number of shares of Common Stock withheld was determined based on the closing price per share of Common Stock on February 25, 2026

Remarks:

Chief Financial Officer, Senior Vice President - Finance and Treasurer