MTDR

Matador Resources Co

SEC CIK 1520006
$54.05 +16.8% · 90 days
90-day buys
$655.7K
9 open-market
90-day sells
$0
0 open-market
Net insider flow
+$655.7K
Net buying
Filings shown
63
Most recent
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At a glance

Over the last 90 days, insiders at MTDR have bought a net $655.7K of stock (9 open-market buys vs 0 sells).

Largest recent trade: Foran Joseph Wm, MTDR's CEO, spent $244.8K of their own money on 4,675 shares at $52, growing their stake 201%. Their tracked buys have a 95% win rate.

Most active filer: Stetson Glenn W, with 12 transactions among the recent filings shown.

Insider transaction history

Form 4 filings for MTDR, newest first
View on SEC EDGAR ↗
MTDR
Tax withholding Erman Bryan A · Co-President,CLO & Head of M&A · Tax withholding · filed Jan 8, 2026 ΔOwn −1.9%
−$64.4K
1,554 sh @ $41
MTDR
Buy Singleton Van H II · CoPresident-Land, A&D,Planning · Open-market purchase · filed Nov 10, 2025 ΔOwn +0.2%

Singleton Van H Ii, MTDR's President, spent $19.1K of their own money on 500 shares at $38.

+$19.1K
500 sh @ $38
MTDR
Buy Calvert Christopher P · EVP and COO · Open-market purchase · filed Nov 5, 2025 ΔOwn +6.7%

Calvert Christopher P, MTDR's COO, spent $98.6K of their own money on 2,500 shares at $39, growing their stake 7%.

+$98.6K
2,500 sh @ $39
MTDR
Buy Singleton Van H II · CoPresident-Land, A&D,Planning · Open-market purchase · filed Nov 5, 2025 ΔOwn +0.3%

Singleton Van H Ii, MTDR's President, spent $39.5K of their own money on 1,000 shares at $39.

+$39.5K
1,000 sh @ $39
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MTDR
Buy Elsener William Thomas · EVP, Reservoir Engineering · Open-market purchase · filed Nov 4, 2025 ΔOwn +0.5%

Elsener William Thomas, MTDR's EVP, spent $23.7K of their own money on 600 shares at $40, growing their stake 1%.

+$23.7K
600 sh @ $40
MTDR
Buy Stetson Glenn W★ 100% · EVP-Production · Open-market purchase · filed Nov 3, 2025 ΔOwn +0.7%

Stetson Glenn W, MTDR's EVP-Production, spent $28K of their own money on 700 shares at $40, growing their stake 1%. Their tracked buys have a 100% win rate.

+$28K
700 sh @ $40
MTDR
Buy Stetson Glenn W★ 100% · EVP-Production · Open-market purchase · filed Sep 16, 2025 ΔOwn +0.5%

Stetson Glenn W, MTDR's EVP-Production, spent $24.3K of their own money on 500 shares at $49, growing their stake 1%. Their tracked buys have a 100% win rate.

+$24.3K
500 sh @ $49
MTDR
Buy Calvert Christopher P · EVP and COO · Open-market purchase · filed Sep 15, 2025 ΔOwn +2.7%

Calvert Christopher P, MTDR's COO, spent $47.8K of their own money on 1,000 shares at $48, growing their stake 3%.

+$47.8K
1,000 sh @ $48
MTDR
Buy Elsener William Thomas · EVP, Reservoir Engineering · Open-market purchase · filed Sep 15, 2025 ΔOwn +0.5%

Elsener William Thomas, MTDR's EVP, spent $29.1K of their own money on 600 shares at $48, growing their stake 1%.

+$29.1K
600 sh @ $48
MTDR
Buy Calvert Christopher P · EVP and COO · Open-market purchase · filed May 5, 2025 ΔOwn +4.3%

Calvert Christopher P, MTDR's COO, spent $61.7K of their own money on 1,500 shares at $41, growing their stake 4%.

+$61.7K
1,500 sh @ $41
MTDR
Buy Singleton Van H II · President-Land, A&D, Planning · Open-market purchase · filed May 5, 2025 ΔOwn +0.3%

Singleton Van H Ii, MTDR's President, spent $40.7K of their own money on 1,000 shares at $41.

+$40.7K
1,000 sh @ $41
MTDR
Buy Elsener William Thomas · EVP, Reservoir Engineering · Open-market purchase · filed May 2, 2025 ΔOwn +0.7%

Elsener William Thomas, MTDR's EVP, spent $30.1K of their own money on 750 shares at $40, growing their stake 1%.

+$30.1K
750 sh @ $40
MTDR
Buy Stetson Glenn W★ 100% · EVP-Production · Open-market purchase · filed Apr 30, 2025 ΔOwn +1.1%

Stetson Glenn W, MTDR's EVP-Production, spent $41.5K of their own money on 1,000 shares at $42, growing their stake 1%. Their tracked buys have a 100% win rate.

+$41.5K
1,000 sh @ $42
MTDR
Buy Stetson Glenn W★ 100% · EVP-Production · Open-market purchase · filed Mar 18, 2025 ΔOwn +0.5%

Stetson Glenn W, MTDR's EVP-Production, spent $23.7K of their own money on 500 shares at $47, growing their stake 1%. Their tracked buys have a 100% win rate.

+$23.7K
500 sh @ $47
MTDR
Buy Elsener William Thomas · EVP, Reservoir Engineering · Open-market purchase · filed Mar 4, 2025 ΔOwn +0.6%

Elsener William Thomas, MTDR's EVP, spent $32K of their own money on 700 shares at $46, growing their stake 1%.

+$32K
700 sh @ $46
MTDR
Buy Calvert Christopher P · EVP and COO · Open-market purchase · filed Mar 4, 2025 ΔOwn +2.9%

Calvert Christopher P, MTDR's COO, spent $49.3K of their own money on 1,000 shares at $49, growing their stake 3%.

+$49.3K
1,000 sh @ $49
MTDR
Buy Elsener William Thomas · EVP, Reservoir Engineering · Open-market purchase · filed Feb 27, 2025 ΔOwn +0.9%

Elsener William Thomas, MTDR's EVP, spent $52.4K of their own money on 1,000 shares at $52, growing their stake 1%.

+$52.4K
1,000 sh @ $52
MTDR
Buy Singleton Van H II · President-Land, A&D, Planning · Open-market purchase · filed Feb 26, 2025 ΔOwn +0.3%

Singleton Van H Ii, MTDR's President, spent $52.7K of their own money on 1,000 shares at $53.

+$52.7K
1,000 sh @ $53
MTDR
Buy Singleton Van H II · President-Land, A&D, Planning · Open-market purchase · filed Feb 25, 2025 ΔOwn +0.7%

Singleton Van H Ii, MTDR's President, spent $106.4K of their own money on 2,000 shares at $53, growing their stake 1%.

+$106.4K
2,000 sh @ $53
MTDR
Buy Stetson Glenn W★ 100% · EVP-Production · Open-market purchase · filed Feb 24, 2025 ΔOwn +1.1%

Stetson Glenn W, MTDR's EVP-Production, spent $53.1K of their own money on 1,000 shares at $53, growing their stake 1%. Their tracked buys have a 100% win rate.

+$53.1K
1,000 sh @ $53
MTDR
Buy Calvert Christopher P · EVP and COO · Open-market purchase · filed Feb 24, 2025 ΔOwn +4.0%

Calvert Christopher P, MTDR's COO, spent $71.7K of their own money on 1,300 shares at $55, growing their stake 4%.

+$71.7K
1,300 sh @ $55
MTDR
Buy Elsener William Thomas · EVP, Reservoir Engineering · Open-market purchase · filed Dec 16, 2024 ΔOwn +0.8%

Elsener William Thomas, MTDR's EVP, spent $45.3K of their own money on 800 shares at $57, growing their stake 1%.

+$45.3K
800 sh @ $57
MTDR
Buy Stetson Glenn W★ 100% · EVP-Production · Open-market purchase · filed Nov 1, 2024 ΔOwn +1.2%

Stetson Glenn W, MTDR's EVP-Production, spent $51.3K of their own money on 1,000 shares at $51, growing their stake 1%. Their tracked buys have a 100% win rate.

+$51.3K
1,000 sh @ $51
MTDR
Buy Elsener William Thomas · EVP, Reservoir Engineering · Open-market purchase · filed Sep 12, 2024 ΔOwn +0.5%

Elsener William Thomas, MTDR's EVP, spent $24.7K of their own money on 500 shares at $49.

+$24.7K
500 sh @ $49
MTDR
Buy Calvert Christopher P · EVP and COO · Open-market purchase · filed Sep 11, 2024 ΔOwn +3.2%

Calvert Christopher P, MTDR's COO, spent $50.3K of their own money on 1,000 shares at $50, growing their stake 3%.

+$50.3K
1,000 sh @ $50
MTDR
Buy Singleton Van H II · President-Land, A&D, Planning · Open-market purchase · filed Sep 11, 2024 ΔOwn +0.4%

Singleton Van H Ii, MTDR's President, spent $50.1K of their own money on 1,000 shares at $50.

+$50.1K
1,000 sh @ $50
MTDR
Buy Calvert Christopher P · EVP and COO · Open-market purchase · filed Aug 20, 2024 ΔOwn +3.3%

Calvert Christopher P, MTDR's COO, spent $56.4K of their own money on 1,000 shares at $56, growing their stake 3%.

+$56.4K
1,000 sh @ $56
MTDR
Buy Elsener William Thomas · EVP, Reservoir Engineering · Open-market purchase · filed Mar 16, 2023 ΔOwn +0.5%

Elsener William Thomas, MTDR's EVP, spent $22.9K of their own money on 500 shares at $46, growing their stake 1%.

+$22.9K
500 sh @ $46
MTDR
Buy Singleton Van H II · EVP - Land · Open-market purchase · filed Mar 11, 2020 ΔOwn +20%

Singleton Van H Ii, MTDR's EVP - Land, spent $51.2K of their own money on 20,000 shares at $3, growing their stake 20%.

+$51.2K
20,000 sh @ $3
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About MTDR insider activity

This page tracks every recent Form 4 filed for Matador Resources Co with the U.S. Securities and Exchange Commission. Form 4 is the disclosure that company insiders — officers, directors, and holders of more than 10% of the stock — must file within two business days of buying or selling shares.

The summary above nets open-market purchases against open-market sales over the trailing 90 days. Open-market trades (codes P and S) tend to carry the most signal because they reflect a deliberate choice to put money in or take it out, as opposed to routine grants, option exercises, or tax-withholding events. Use the badges on each row to tell them apart, and always confirm details against the original filing before drawing conclusions.

Frequently asked questions

How often is MTDR insider data updated?

Continuously. We read from SEC EDGAR, so new Form 4 filings for Matador Resources Co usually appear here within minutes of being accepted by the SEC.

What does "net insider flow" mean?

It is the total dollar value of open-market insider purchases minus open-market sales over the last 90 days. A positive number (green) means insiders bought more than they sold; a negative number (red) means the reverse.

Why do some rows show grants or option exercises instead of buys?

Insiders receive stock through compensation as well as buying it outright. Form 4 captures all of these. We label each transaction by its SEC code so you can focus on open-market activity if you prefer.

Is this investment advice?

No. InsiderSource presents public filing data for informational purposes only. Insider activity is one of many factors to consider and is never a recommendation to buy or sell.