Matador Resources Co (MTDR) Insider Trading & SEC Filings
Last SEC filing
Matador Resources Co (MTDR) has filed 19 SEC Form 4 insider transactions in the last 90 days, with the most recent on 2026-06-17. Insiders disclosed 10 open-market purchases totaling $681K. 4 Form 8-K material event filings were reported by MTDR in the last 90 days. 1 Form 144 notice of proposed sale was filed for MTDR stock. InsiderAlpha tracks every MTDR SEC filing - Form 4, Form 144, and 8-K - in real time, including Rule 10b5-1 plan detection.
About Matador Resources Co (MTDR)
Matador Resources Co trades under the ticker MTDR. InsiderAlpha tracks 63 primary SEC Form 4 filings from 19 reporting insiders for MTDR since 2024, sourced directly from SEC EDGAR.
| Sector | Energy insider trading |
|---|---|
| SIC classification | Crude Petroleum & Natural Gas (SIC 1311) |
| SEC CIK | 0001520006 |
90-Day SEC Filing Activity
| Insider purchases (90d) | 10 ($681K) |
|---|---|
| Form 4 filings (90d) | 19 |
| Form 8-K filings (90d) | 4 |
| Form 144 notices (90d) | 1 |
| Latest Form 4 filing | 2026-06-17 |
Recent MTDR Insider Transactions (Form 4)
| Date | Insider | Role | Transaction | Shares | Price | Value | Filing |
|---|---|---|---|---|---|---|---|
| Robert Gaines Baty | Director | P - Open-market purchase | 500 | $51.44 | $26K | SEC | |
| Paul W. Harvey | Director | A - Grant or award | 3.6K | $0.00 | - | SEC | |
| Kenneth L. Stewart | Director | A - Grant or award | 3.6K | $0.00 | - | SEC | |
| Reynald Baribault | Director | A - Grant or award | 3.6K | $0.00 | - | SEC | |
| Susan M. Ward | Director | A - Grant or award | 3.6K | $0.00 | - | SEC | |
| Robert Gaines Baty | Director | A - Grant or award | 3.6K | $0.00 | - | SEC | |
| William M. Byerley | Director | A - Grant or award | 3.6K | $0.00 | - | SEC | |
| Timothy E. Parker | Director | A - Grant or award | 3.6K | $0.00 | - | SEC | |
| Shelley F. Appel | Director | A - Grant or award | 3.6K | $0.00 | - | SEC | |
| Monika U. Ehrman | Director | A - Grant or award | 3.6K | $0.00 | - | SEC | |
| Joseph Wm Foran | Chairman and CEO | P - Open-market purchase | 2.0K | $53.07 | $106K | SEC | |
| Glenn W. Stetson | EVP and COO | P - Open-market purchase | 500 | $53.41 | $27K | SEC | |
| Monika U. Ehrman | Director | P - Open-market purchase | 362 | $55.28 | $20K | SEC | |
| Joseph Wm Foran | Chairman and CEO | P - Open-market purchase | 2.0K | $56.25 | $112K | SEC | |
| Christopher P. Calvert | EVP and CFO | P - Open-market purchase | 1.5K | $53.24 | $80K | SEC |
All transactions sourced from SEC EDGAR Form 4 filings for Matador Resources Co (MTDR). Updated in real time as new filings are submitted to the SEC.
Most-Active MTDR Insiders - Last 90 Days
| Insider | Form 4 filings | Total transaction value |
|---|---|---|
| Joseph Wm Foran | 4 | $489K |
| Benjamin T. Colodney | 4 | $42K |
| Monika U. Ehrman | 2 | $20K |
| Glenn W. Stetson | 2 | $54K |
| Robert Gaines Baty | 2 | $26K |
Recent MTDR Form 8-K Material Events
- - Item 1.01, 7.01, 9.01 [SEC]
- - Item 7.01, 9.01 [SEC]
- - Item 1.01, 2.03, 5.07, 9.01 [SEC]
- - Item 2.02, 7.01, 9.01 [SEC]
- - Item 5.02, 7.01, 9.01 · Leadership · neutral [SEC]
Matador Resources promoted Christopher P. Calvert to Executive Vice President and Chief Financial Officer and Glenn W. Stetson to Executive Vice President and Chief Operating Officer, effective April 21, 2026. Robert T. Macalik ceased serving as CFO on the same date. Both promoti
Recent MTDR Form 144 Notices of Proposed Sale
- - - [SEC]
Form 144 must be filed before insiders sell restricted or control stock above SEC thresholds. A cluster of Form 144 notices often precedes a wave of insider distribution.
Recent Insider Filings
- - Robert Gaines Baty (Director)
- - Susan M. Ward (Director)
- - Kenneth L. Stewart (Director)
- - Paul W. Harvey (Director)
- - Monika U. Ehrman (Director)
Form 4 Transaction Code Reference
SEC Form 4 transactions are reported with a one-letter code indicating the type of transaction. Common codes you'll see in MTDR insider filings:
| P | Open-market purchase by the insider |
|---|---|
| S | Open-market sale by the insider |
| A | Grant, award, or other acquisition from the issuer |
| M | Exercise or conversion of derivative security (e.g. options) |
| F | Payment of exercise price or tax liability via share withholding |
| G | Bona-fide gift of securities |
| D | Disposition to the issuer (e.g. share buyback participation) |
| J | Other acquisition or disposition |
| X | Exercise of in-the-money or at-the-money derivative security |
| C | Conversion of derivative security |
| V | Transaction voluntarily reported earlier than required |
MTDR Insider Trading - FAQ
- What is the latest insider trade for MTDR?
- Matador Resources Co (MTDR) had 19 insider filings in the last 90 days, with the most recent on 2026-06-17. InsiderAlpha tracks every Form 4, Form 144, and 8-K filing in real time.
- How many insiders are buying MTDR stock?
- 10 insider purchases of MTDR were filed in the last 90 days, totaling $681K.
- How many insiders are selling MTDR stock?
- 0 insider sales of MTDR were filed in the last 90 days.
- Where can I see MTDR SEC filings (Form 4, 10-K, 10-Q, 8-K)?
- This page tracks MTDR Form 4 insider transactions, Form 144 sale notices, and 8-K material event disclosures in one timeline. Annual 10-K and quarterly 10-Q reports live on the company's SEC EDGAR page.
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Learn More
- What is SEC Form 4?
- How to read insider buying signals
- Rule 10b5-1 trading plans explained
- The cluster buying signal
Open the live MTDR dashboard on InsiderAlpha for real-time alerts, charting, and full historical filing search.