MATADOR RESOURCES CO (MTDR) Institutional Ownership Changes & 13F Activity
MATADOR RESOURCES CO (MTDR). Institutional ownership data tracks hedge funds, asset managers, and other institutional investors based on recent SEC Form 13F filings (Q1 2026). This page analyzes institutional buying and selling activity, new holdings, and sold-out positions in the latest reporting period. Notable filers include T. Rowe Price Investment Management, Inc., Driehaus Capital Management Llc, Millennium Management Llc, Wellington Management Group Llp, and Balyasny Asset Management L.P..
| Institution | Type | Change in shares | Change Position % | Shares | Reported stock balance | Portfolio quarter | Filing date |
|---|---|---|---|---|---|---|---|
| Neuberger Berman Group Llc | Buy | +1,661 | +7.1% | 25,153 | $1.59M | Q1 2026 | Oct 27, 2026 |
| M&T Bank Corp | Buy | +7,044 | +69.2% | 17,217 | $1.09M | Q1 2026 | Sep 04, 2026 |
| Dakota Wealth Management | Buy | +5,929 | — | 5,929 | $374.60K | Q1 2026 | Aug 26, 2026 |
| Wells Fargo & Company/Mn | Buy | +51,841 | +90.8% | 108,951 | $6.88M | Q1 2026 | Jul 08, 2026 |
| Norris Financial Group, Llc | Buy | +3,950 | — | 3,950 | $249.56K | Q1 2026 | May 20, 2026 |
| Cim Investment Management Inc | Buy | +4,181 | — | 4,181 | $264.16K | Q1 2026 | May 19, 2026 |
| Bank Of America Corp | Sell | -368,860 | -31.3% | 808,526 | $51.08M | Q1 2026 | May 18, 2026 |
| California State Teachers Retirement System | Buy | +21,651 | +19.4% | 133,468 | $8.43M | Q1 2026 | May 18, 2026 |
| South Dakota Investment Council | Sell | -21,563 | -6.8% | 294,267 | $18.59M | Q1 2026 | May 18, 2026 |
| Amundi | Buy | +7,699 | — | 7,699 | $486.42K | Q1 2026 | May 18, 2026 |
| Smith Group Asset Management, Llc | Buy | +5,515 | +78.2% | 12,571 | $794.24K | Q1 2026 | May 18, 2026 |
| Newedge Advisors, Llc | Sell | -894 | -5.0% | 17,075 | $21.24K | Q1 2026 | May 18, 2026 |
| Sunbelt Securities, Inc. | Buy | +269 | — | 269 | $17.00K | Q1 2026 | May 18, 2026 |
| Altshuler Shaham Ltd | Buy | +201 | +36.7% | 748 | $47.26K | Q1 2026 | May 18, 2026 |
| T. Rowe Price Investment Management, Inc. | Buy | +2,396,630 | +177.8% | 3,744,792 | $236.60M | Q1 2026 | May 15, 2026 |
| Driehaus Capital Management Llc | Buy | +1,189,054 | — | 1,189,054 | $75.12M | Q1 2026 | May 15, 2026 |
| Millennium Management Llc | Sell | -1,137,956 | -88.9% | 142,062 | $8.98M | Q1 2026 | May 15, 2026 |
| Wellington Management Group Llp | Buy | +590,319 | +17.3% | 3,996,501 | $252.50M | Q1 2026 | May 15, 2026 |
| Balyasny Asset Management L.P. | Sell | -522,546 | -94.5% | 30,310 | $1.91M | Q1 2026 | May 15, 2026 |
| State Street Corp | Buy | +515,702 | +11.2% | 5,133,566 | $324.34M | Q1 2026 | May 15, 2026 |
| Fearnley Asset Management As | Buy | +514,700 | — | 514,700 | $32.52M | Q1 2026 | May 15, 2026 |
| Aqr Capital Management Llc | Buy | +422,394 | +37.8% | 1,540,332 | $97.32M | Q1 2026 | May 15, 2026 |
| Squarepoint Ops Llc | Sell | -408,893 | -94.8% | 22,448 | $1.42M | Q1 2026 | May 15, 2026 |
| American Century Companies Inc | Buy | +400,992 | +22.1% | 2,215,459 | $139.97M | Q1 2026 | May 15, 2026 |
| Nomura Asset Management International Inc. | Buy | +338,684 | +33.7% | 1,344,877 | $84.97M | Q1 2026 | May 15, 2026 |
| Yaupon Capital Management Lp | Sell | -336,595 | -46.3% | 389,909 | $24.63M | Q1 2026 | May 15, 2026 |
| Adage Capital Partners Gp, L.L.C. | Sell | -330,000 | -9.8% | 3,035,997 | $191.81M | Q1 2026 | May 15, 2026 |
| Price T Rowe Associates Inc | Buy | +235,071 | +52.9% | 679,339 | $42.92M | Q1 2026 | May 15, 2026 |
| Sagefield Capital Lp | Sell | -230,217 | -20.6% | 887,071 | $56.05M | Q1 2026 | May 15, 2026 |
| Goldman Sachs Group Inc | Sell | -182,212 | -35.8% | 326,426 | $20.62M | Q1 2026 | May 15, 2026 |
Frequently asked questions about MTDR activity
Which institutional owners are buying MTDR?
Institutional owners buying MTDR include investors who have either initiated new positions or increased their existing holdings based on recent SEC 13F filings. The activity table above highlights which funds added shares in the latest reporting periods and how their positions changed over time.
What does "buy" mean in MTDR activity?
"Buy" means an investor increased their reported position in MTDR compared to the prior reporting period. This reflects growing exposure to MATADOR RESOURCES CO (MTDR) rather than necessarily a brand-new position (though new positions also appear as buys when prior quantity was zero).
Is institutional interest in MTDR increasing?
Institutional interest in MTDR can be assessed by comparing the number of tracked funds adding or increasing positions versus those trimming or exiting across the periods shown. A higher number of additions typically signals increasing participation among large filers, but it should be read alongside position sizes and the full table.
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