MTDR Institutional Ownership & Shareholders
MATADOR RESOURCES CO (MTDR) is currently held by 488 institutional investors tracked by InsiderSet, with a combined reported market value of approximately $5.95B based on the latest available SEC Form 13F filings for the quarter ended June 30, 2026.
Blackrock, Inc. is currently the largest disclosed institutional shareholder of MTDR tracked by InsiderSet, reporting ownership valued at approximately $573.94M in its June 30, 2026 SEC Form 13F filing. Based on current market prices and the latest disclosed share count, the position is now estimated to be worth approximately $701.91M, representing an estimated gain of +22.30% since the filing period.
The top 10 institutional shareholders tracked on this page collectively account for approximately 47% of the total disclosed MTDR value among the investors covered in this analysis. Major shareholders include Blackrock, Inc., Vanguard Portfolio Management Llc, Dimensional Fund Advisors Lp, and several other long-term asset managers with concentrated positions in MATADOR RESOURCES CO (MTDR).
This page ranks the largest institutional MTDR shareholders using publicly disclosed SEC Form 13F data, including reported values, estimated current holding values, portfolio allocation percentages, ownership concentration metrics, and historical holding changes across major hedge funds and investment firms.
Institutional Holders
488
Total Reported Value
$5.95B
Largest Holder
Blackrock, Inc.
Largest Position
$573.94M
Insider Transactions (90d)
8
Latest Filing Quarter
Q2 2026
New Institutional Positions
55
Funds Exiting Positions
0
| Name | Investor/Manager | Portfolio % | Quantity | Reported Balance | Current Estimated Value | Gain/loss Since Filing | Estimated Portfolio Performance |
|---|---|---|---|---|---|---|---|
| Blackrock, Inc. | 0.01% | 11,529,447 | $573,935,871 | $701,912,733 | +$127,976,862 | +22.30% | |
| Vanguard Portfolio Management Llc | 0.02% | 8,132,644 | $404,843,018 | $495,115,367 | +$90,272,349 | +22.30% | |
| Dimensional Fund Advisors Lp | 0.06% | 7,087,531 | $352,815,533 | $431,488,887 | +$78,673,354 | +22.30% | |
| State Street Corp | 0.01% | 5,241,643 | $260,928,062 | $319,111,226 | +$58,183,164 | +22.30% | |
| Vanguard Capital Management Llc | 0.01% | 5,102,110 | $253,983,036 | $310,616,457 | +$56,633,421 | +22.30% | |
| Alliancebernstein L.P. | 0.07% | 3,205,864 | $202,546,488 | $195,173,000 | -$7,373,488 | -3.64% | |
| Lsv Asset Management | 0.36% | 4,023,693 | $200,299,000 | $244,962,430 | +$44,663,430 | +22.30% | |
| Wellington Management Group Llp | 0.03% | 3,995,579 | $198,899,924 | $243,250,850 | +$44,350,926 | +22.30% | |
| T. Rowe Price Investment Management, Inc. | 0.12% | 3,731,487 | $185,754,000 | $227,172,929 | +$41,418,929 | +22.30% | |
| Adage Capital Partners Gp, L.L.C. | 0.22% | 3,181,013 | $158,350,827 | $193,660,071 | +$35,309,244 | +22.30% | |
| Morgan Stanley | 0.01% | 2,919,921 | $145,353,774 | $177,764,790 | +$32,411,016 | +22.30% | |
| American Century Companies Inc | 0.06% | 2,755,452 | $137,166,438 | $167,751,918 | +$30,585,480 | +22.30% | |
| Geode Capital Management, Llc | 0.01% | 2,365,794 | $117,805,952 | $144,029,539 | +$26,223,587 | +22.26% | |
| Aqr Capital Management Llc | 0.02% | 1,428,172 | $71,094,392 | $86,947,111 | +$15,852,719 | +22.30% | |
| Gw&K Investment Management, Llc | 0.54% | 1,377,394 | $68,567,000 | $83,855,747 | +$15,288,747 | +22.30% | |
| Beck Mack & Oliver Llc | 1.32% | 1,358,125 | $67,607,469 | $82,682,650 | +$15,075,181 | +22.30% | |
| Silvercrest Asset Management Group Llc | 0.43% | 1,326,893 | $66,052,901 | $80,781,246 | +$14,728,345 | +22.30% | |
| Victory Capital Management Inc | 0.04% | 1,298,571 | $64,642,864 | $79,057,002 | +$14,414,138 | +22.30% | |
| Cibc Bancorp Usa Inc. | 0.08% | 1,287,421 | $64,087,818 | $78,378,190 | +$14,290,372 | +22.30% | |
| Charles Schwab Investment Management Inc | 0.01% | 1,281,771 | $63,806,560 | $78,034,218 | +$14,227,658 | +22.30% | |
| Copeland Capital Management, Llc | 1.44% | 1,210,557 | $62,440,565 | $73,698,710 | +$11,258,145 | +18.03% | |
| Invesco Ltd. | 0.00% | 1,247,813 | $62,116,130 | $75,966,855 | +$13,850,725 | +22.30% | |
| Massachusetts Financial Services Co | 0.02% | 1,161,024 | $60,161,930 | $70,683,141 | +$10,521,211 | +17.49% | |
| Clearbridge Investments, Llc | 0.05% | 1,148,992 | $57,196,846 | $69,950,633 | +$12,753,787 | +22.30% | |
| Bank Of New York Mellon Corp | 0.01% | 1,128,184 | $56,160,975 | $68,683,842 | +$12,522,867 | +22.30% | |
| Ubs Group Ag | 0.01% | 1,126,474 | $56,075,876 | $68,579,737 | +$12,503,861 | +22.30% | |
| Nomura Asset Management International Inc. | 0.08% | 1,114,543 | $55,482,000 | $67,853,378 | +$12,371,378 | +22.30% | |
| Thrivent Financial For Lutherans | 0.09% | 1,093,961 | $54,458,000 | $66,600,346 | +$12,142,346 | +22.30% | |
| Northern Trust Corp | 0.01% | 1,033,821 | $51,463,610 | $62,939,022 | +$11,475,412 | +22.30% | |
| Marshall Wace, Llp | 0.04% | 891,834 | $44,395,498 | $54,294,854 | +$9,899,356 | +22.30% | |
| Nuveen, Llc | 0.01% | 882,261 | $43,918,954 | $53,712,050 | +$9,793,096 | +22.30% | |
| First Trust Advisors Lp | 0.02% | 853,425 | $42,483,496 | $51,956,514 | +$9,473,018 | +22.30% | |
| Bank Of America Corp | 0.00% | 847,418 | $42,184,469 | $51,590,808 | +$9,406,339 | +22.30% | |
| Value Holdings Management Co. Llc | 6.94% | 834,308 | $41,532,000 | $50,792,671 | +$9,260,671 | +22.30% | |
| Driehaus Capital Management Llc | 0.24% | 828,648 | $41,250,097 | $50,448,090 | +$9,197,993 | +22.30% | |
| Fisher Asset Management, Llc | 0.01% | 795,511 | $39,600,551 | $48,430,710 | +$8,830,159 | +22.30% | |
| Qube Research & Technologies Ltd | 0.04% | 765,922 | $38,127,597 | $46,629,331 | +$8,501,734 | +22.30% | |
| Champlain Investment Partners, Llc | 0.95% | 742,683 | $36,970,760 | $45,214,541 | +$8,243,781 | +22.30% | |
| Vanguard Fiduciary Trust Co | 0.01% | 736,643 | $36,670,089 | $44,846,826 | +$8,176,737 | +22.30% | |
| Sagefield Capital Lp | 2.58% | 697,686 | $34,730,809 | $42,475,124 | +$7,744,315 | +22.30% | |
| Frontier Capital Management Co Llc | 0.30% | 652,633 | $32,488,071 | $39,732,297 | +$7,244,226 | +22.30% | |
| Segall Bryant & Hamill, Llc | 0.36% | 609,182 | $30,325,080 | $37,087,000 | +$6,761,920 | +22.30% | |
| Jpmorgan Chase & Co | 0.00% | 581,555 | $29,192,848 | $35,405,068 | +$6,212,220 | +21.28% | |
| Price T Rowe Associates Inc | 0.00% | 563,367 | $28,046,000 | $34,297,783 | +$6,251,783 | +22.29% | |
| Hodges Capital Management Inc. | 1.78% | 541,359 | $26,948,847 | $32,957,936 | +$6,009,089 | +22.30% | |
| Goldman Sachs Group Inc | 0.00% | 530,632 | $26,414,842 | $32,304,876 | +$5,890,034 | +22.30% | |
| Fearnley Asset Management As | 9.23% | 515,700 | $25,671,546 | $31,395,816 | +$5,724,270 | +22.30% | |
| Allspring Global Investments Holdings, Llc | 0.04% | 513,923 | $25,202,784 | $31,287,632 | +$6,084,848 | +24.14% | |
| Conestoga Capital Advisors, Llc | 0.55% | 503,990 | $25,088,622 | $30,682,911 | +$5,594,289 | +22.30% | |
| William Blair Investment Management, Llc | 0.07% | 492,596 | $24,521,429 | $29,989,244 | +$5,467,815 | +22.30% |
Frequently asked questions about MTDR
Who are the largest institutional holders of MTDR?
The largest institutional holders of MTDR reported in the latest SEC Form 13F filings include Blackrock, Inc., Vanguard Portfolio Management Llc, Dimensional Fund Advisors Lp, State Street Corp, and Vanguard Capital Management Llc. InsiderSet ranks institutional holders by their latest reported MTDR position.
What is MTDR institutional ownership?
This page tracks MTDR positions reported by institutional investment managers through SEC Form 13F. MATADOR RESOURCES CO (MTDR) institutional ownership on InsiderSet reflects disclosed 13F holdings among the managers we analyze, not every shareholder of the stock.
How many institutions own MTDR?
InsiderSet currently tracks 488 institutional managers reporting MTDR holdings in the latest available 13F data. This count reflects institutions included in the SEC Form 13F filings analyzed by InsiderSet and should not be interpreted as the total number of MTDR shareholders.
How much MTDR stock do institutions own?
Institutional investment managers disclosed approximately $5.95B in MTDR holdings for Q2 2026. This figure is reported 13F value as of the filing period, not necessarily today's market value.
When was MTDR institutional ownership last updated?
The latest MTDR institutional ownership data on InsiderSet is based on SEC Form 13F filings for the quarter ended June 30, 2026. Form 13F filings are generally reported after the quarter ends, so the holdings shown represent the latest publicly disclosed positions rather than real-time institutional holdings.
Are institutional MTDR holdings real-time?
No. Form 13F data is not real-time. It represents positions reported by institutional investment managers as of the end of the reporting quarter. An institution may have changed its MTDR position after the reporting date.
Are institutions buying or selling MTDR?
Institutional buying and selling can be analyzed by comparing MTDR positions across consecutive 13F reporting periods. InsiderSet's MTDR Ownership Changes page shows institutions that increased, reduced, initiated, or exited positions based on reported 13F holdings. View MTDR ownership changes.
How has MTDR institutional ownership changed over time?
InsiderSet tracks MTDR institutional holdings across multiple 13F reporting periods, allowing investors to compare institutional holder counts, reported value, and reported shares over time.