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person · Reporting owner

STEWART KENNETH L.

Disclosed activity across 1 company

Tapewire entity
24038
SEC CIK
0001698242

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Reported relationships

Latest disclosed role at each company.

CompanyLast reported asReport datePublished
Matador Resources CoMTDR · Entity 3681DirectorAugust 10, 2026August 12, 2026

Disclosed balances

About these balances

Latest available filing per company, not a reconstructed current portfolio. Matching sequences show the last reported balance with all source rows expandable; grouping alone does not establish account ownership. Do not add unresolved positions together. Filings may omit unchanged positions, and amendments may correct only part of an older disclosure. Jointly reported shares are not necessarily this owner's personal holdings.

Matador Resources Co

Report date August 10, 2026 · Filed August 12, 2026

Security / awardOwnership accountDisclosed shares / unitsDisclosure context
Common StockSEC Table I · non-derivativeDirect84,747 Reported balance After 2026-08-10 transaction · row 1
1 source row

Row 1 · 2026-08-10 · Gift · Disposed 9,400 · Balance 84,747

F1: In connection with family estate planning, Mr. Stewart made a gift of a total of 9,400 shares of Matador common stock to two trusts of which Mr. Stewart is not the trustee. The primary beneficiaries of these trusts are two of Mr. Stewart's adult daughters.

Filing footnotes · ownership attribution and instrument terms

F1: In connection with family estate planning, Mr. Stewart made a gift of a total of 9,400 shares of Matador common stock to two trusts of which Mr. Stewart is not the trustee. The primary beneficiaries of these trusts are two of Mr. Stewart's adult daughters.

Transaction history

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Purchases/sales include open-market and private transactions. Plan disclosure applies to the filing; individual rows may differ. “Not disclosed” is not “unplanned.”

The cutoff filters transaction history only. Company summaries and owner relationships show the latest available disclosures. Parser corrections can improve historical records.

Transaction dateCompanyActivity / securityShares / unitsReported priceReported valueDetails
August 10, 2026 Filed Aug 12, 2026 21:09 UTC Matador Resources Co MTDR · Entity 3681 GiftCommon Stock 9,400 $0.00 $0.00
Disclosure

SEC source: 0001698242-26-000007 · wk-form4_1786568944.xml · nonDerivative · entry 1

STEWART KENNETH L. · CIK 0001698242 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 84,747

F1 · shares: In connection with family estate planning, Mr. Stewart made a gift of a total of 9,400 shares of Matador common stock to two trusts of which Mr. Stewart is not the trustee. The primary beneficiaries of these trusts are two of Mr. Stewart's adult daughters.

Read SEC document
June 11, 2026 Filed Jun 15, 2026 22:42 UTC Matador Resources Co MTDR · Entity 3681 GrantCommon Stock 3,642 $0.00 $0.00
Disclosure

SEC source: 0001698242-26-000004 · wk-form4_1781563370.xml · nonDerivative · entry 1

STEWART KENNETH L. · CIK 0001698242 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 94,147

F1 · shares: Represents restricted stock units ("RSUs") granted to the reporting person on June 11, 2026. Such RSUs will vest, and an equal number of shares of common stock will be deliverable to the reporting person on June 11, 2027, or if sooner, immediately prior to the election of nominees for director at the 2027 annual meeting of shareholders of the Issuer.

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June 12, 2025 Filed Jun 16, 2025 23:05 UTC Matador Resources Co MTDR · Entity 3681 GrantCommon Stock 4,079 $0.00 $0.00
Disclosure

SEC source: 0001520006-25-000173 · wk-form4_1750115131.xml · nonDerivative · entry 1

STEWART KENNETH L. · CIK 0001698242 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 90,505

F1 · shares: Represents restricted stock units ("RSUs") granted to the reporting person on June 12, 2025. Such RSUs will vest, and an equal number of shares of common stock will be deliverable to the reporting person on June 12, 2026, or if sooner, immediately prior to the election of nominees for director at the 2026 annual meeting of shareholders of the Issuer.

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June 13, 2024 Filed Jun 17, 2024 22:09 UTC Matador Resources Co MTDR · Entity 3681 GrantCommon Stock 2,533 $0.00 $0.00
Disclosure

SEC source: 0001520006-24-000145 · wk-form4_1718662157.xml · nonDerivative · entry 1

STEWART KENNETH L. · CIK 0001698242 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 86,426

F1 · shares: Represents restricted stock units ("RSUs") granted to the reporting person on June 13, 2024. Such RSUs will vest, and an equal number of shares of common stock will be deliverable to the reporting person, on June 13, 2025, or if sooner, immediately prior to the election of the nominees for director at the 2025 annual meeting of shareholders of the Issuer.

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June 09, 2023 Filed Jun 13, 2023 23:16 UTC Matador Resources Co MTDR · Entity 3681 GrantCommon Stock 2,621 $0.00 $0.00
Disclosure

SEC source: 0001520006-23-000154 · wk-form4_1686698196.xml · nonDerivative · entry 1

STEWART KENNETH L. · CIK 0001698242 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 83,893

F1 · shares: Represents restricted stock units ("RSUs") granted to the reporting person on June 9, 2023. Such RSUs will vest, and an equal number of shares of common stock will be deliverable to the reporting person, on June 9, 2024, or if sooner, immediately prior to the election of the nominees for director at the 2024 annual meeting of shareholders of the Issuer.

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June 10, 2022 Filed Jun 13, 2022 21:16 UTC Matador Resources Co MTDR · Entity 3681 GrantCommon Stock 2,040 $0.00 $0.00
Disclosure

SEC source: 0001520006-22-000154 · wf-form4_165515495733187.xml · nonDerivative · entry 1

STEWART KENNETH L. · CIK 0001698242 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 81,272

F1 · shares: Represents restricted stock units ("RSUs") granted to the reporting person on June 10, 2022. Such RSUs will vest, and an equal number of shares of common stock will be deliverable to the reporting person, on June 10, 2023, or if sooner, immediately prior to the election of the nominees for director at the 2023 annual meeting of shareholders of the Issuer.

Read SEC document
June 04, 2021 Filed Jun 8, 2021 23:05 UTC Matador Resources Co MTDR · Entity 3681 GrantCommon Stock 4,043 $0.00 $0.00
Disclosure

SEC source: 0001520006-21-000148 · wf-form4_162319350078126.xml · nonDerivative · entry 1

STEWART KENNETH L. · CIK 0001698242 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 79,232

F1 · shares: Represents restricted stock units ("RSUs") granted to the reporting person on June 4, 2021. Such RSUs will vest, and an equal number of shares of common stock will be deliverable to the reporting person, on June 4, 2022, or if sooner, immediately prior to the election of the nominees for director at the 2022 annual meeting of shareholders of the Issuer.

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August 20, 2020 Filed Aug 24, 2020 12:39 UTC Matador Resources Co MTDR · Entity 3681 PurchaseCommon Stock 1,000 $9.81 $9,810.00
Disclosure

SEC source: 0001520006-20-000199 · wf-form4_159827278424566.xml · nonDerivative · entry 1

STEWART KENNETH L. · CIK 0001698242 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 75,189

Read SEC document
June 05, 2020 Filed Jun 9, 2020 23:22 UTC Matador Resources Co MTDR · Entity 3681 GrantCommon Stock 8,262 $0.00 $0.00
Disclosure

SEC source: 0001520006-20-000173 · wf-form4_159174492154520.xml · nonDerivative · entry 1

STEWART KENNETH L. · CIK 0001698242 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 74,189

F1 · shares: Represents restricted stock units ("RSUs") granted to the reporting person on June 5, 2020. Such RSUs will vest, and an equal number of shares of common stock will be deliverable to the reporting person, on June 5, 2021, or if sooner, immediately prior to the election of the nominees for director at the 2021 annual meeting of shareholders of the Issuer.

Read SEC document
March 09, 2020 Filed Mar 11, 2020 12:34 UTC Matador Resources Co MTDR · Entity 3681 PurchaseCommon Stock 10,000 $2.18 $21,800.00
Disclosure

SEC source: 0001520006-20-000082 · wf-form4_158393007018601.xml · nonDerivative · entry 1

STEWART KENNETH L. · CIK 0001698242 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 65,927

Read SEC document
March 03, 2020 Filed Mar 4, 2020 22:12 UTC Matador Resources Co MTDR · Entity 3681 PurchaseCommon Stock 10,000 $9.88 $98,800.00
Disclosure

SEC source: 0001520006-20-000047 · wf-form4_158335992331622.xml · nonDerivative · entry 1

STEWART KENNETH L. · CIK 0001698242 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 55,927

Read SEC document
June 06, 2019 Filed Jun 10, 2019 22:32 UTC Matador Resources Co MTDR · Entity 3681 GrantCommon Stock 8,395 $0.00 $0.00
Disclosure

SEC source: 0001520006-19-000103 · wf-form4_156020596207815.xml · nonDerivative · entry 1

STEWART KENNETH L. · CIK 0001698242 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 45,927

F1 · shares: Represents restricted stock units ("RSUs") granted to the reporting person on June 6, 2019. Such RSUs will vest, and an equal number of shares of common stock will be deliverable to the reporting person, on June 6, 2020, or if sooner, immediately prior to the election of the nominees for director at the 2020 annual meeting of shareholders of the Issuer.

Read SEC document
May 24, 2019 Filed May 29, 2019 12:31 UTC Matador Resources Co MTDR · Entity 3681 PurchaseCommon Stock 5,000 $17.76 $88,800.00
Disclosure

SEC source: 0001520006-19-000072 · wf-form4_155913308534929.xml · nonDerivative · entry 1

STEWART KENNETH L. · CIK 0001698242 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 37,532

Read SEC document
November 14, 2018 Filed Nov 16, 2018 02:08 UTC Matador Resources Co MTDR · Entity 3681 PurchaseCommon Stock 10,000 $24.40 $244,000.00
Disclosure

SEC source: 0001520006-18-000127 · wf-form4_154233408047574.xml · nonDerivative · entry 1

STEWART KENNETH L. · CIK 0001698242 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 32,532

Read SEC document
June 07, 2018 Filed Jun 12, 2018 01:43 UTC Matador Resources Co MTDR · Entity 3681 GrantCommon Stock 5,210 $0.00 $0.00
Disclosure

SEC source: 0001520006-18-000089 · wf-form4_152876776275723.xml · nonDerivative · entry 1

STEWART KENNETH L. · CIK 0001698242 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 22,532

F1 · shares: Represents restricted stock units granted to the reporting person on June 7, 2018. Such restricted stock units will vest immediately prior to the election of the nominees for director at the 2019 annual meeting of shareholders of the Issuer, or if such election has not occurred earlier, on September 30, 2019. Pursuant to the Issuer's Nonqualified Deferred Compensation Plan for Non-Employee Directors, the reporting person has deferred delivery of the vested restricted stock units to within 30 days of the earlier of (i) separation of service or (ii) a change in control ("the Delivery Date"). On the Delivery Date, such vested restricted stock units will be deliverable to the reporting person in an equal number of shares of common stock.

Read SEC document
June 01, 2017 Filed Jun 6, 2017 01:45 UTC Matador Resources Co MTDR · Entity 3681 GrantCommon Stock 5,923 $0.00 $0.00
Disclosure

SEC source: 0001520006-17-000159 · wf-form4_149671352353771.xml · nonDerivative · entry 1

STEWART KENNETH L. · CIK 0001698242 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 17,322

F1 · shares: Represents restricted stock units granted to the reporting person on June 1, 2017. Such restricted stock units will vest immediately prior to the election of the nominees for director at the 2018 annual meeting of shareholders of the Issuer, or if such election has not occurred earlier, on September 30, 2018. Pursuant to the Issuer's Nonqualified Deferred Compensation Plan for Non-Employee Directors, the reporting person has deferred delivery of the vested restricted stock units to within 30 days of the earlier of (i) separation of service or (ii) a change in control.

Read SEC document
April 11, 2017 Filed Apr 14, 2017 01:44 UTC Matador Resources Co MTDR · Entity 3681 GrantCommon Stock 1,399 $0.00 $0.00
Disclosure

SEC source: 0001520006-17-000125 · wf-form4_149213428372318.xml · nonDerivative · entry 1

STEWART KENNETH L. · CIK 0001698242 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 11,399

F1 · shares: Represents restricted stock units granted to the reporting person on April 11, 2017. Such restricted stock units will vest in equal annual installments on the first, second and third anniversaries of the date of grant. Delivery of the restricted stock units has been deferred by the reporting person to within 30 days of the earlier of (i) separation of service or (ii) a change in control.

Read SEC document
February 28, 2017 Filed Mar 2, 2017 21:28 UTC Matador Resources Co MTDR · Entity 3681 PurchaseCommon Stock 10,000 $24.23 $242,300.00
Disclosure

SEC source: 0001520006-17-000078 · wf-form4_148849007370174.xml · nonDerivative · entry 1

STEWART KENNETH L. · CIK 0001698242 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 10,000

F1 · price: The price reported is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $24.20 to $24.23 per share, inclusive. The reporting person shall provide to the Securities and Exchange Commission, the Issuer or any security holder of the Issuer, upon request, full information regarding the number of shares purchased at each separate price.

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Value uses the disclosed total when available, otherwise shares × reported transaction price. It is not an estimate of exercise cash cost or investment performance.