MASSACHUSETTS FINANCIAL SERVICES CO /MA/
Position in MTDR — Matador Resources Co
CIK 912938
Boston, MA
Position in MTDR
as of Jun 30, 2026
· filed Aug 3, 2026
Position Value
$57,795,772
-$6,178,209 QoQ
Shares Held
1,161,024
+14.7% QoQ
Ownership
0.938%
of shares outstanding
% of Portfolio
0.02%
of 13F equity value
Holder Rank
#23
of 489 holders
Holding Since
Dec 2022
15 quarters on record
Voting authority
Sole 90%
Shared 10%
None 0%
Common Shares in MTDR Over Time
Shares Held
Position Value (USD)
Position in Oil & Gas E&P
Energy · as of Jun 30, 2026MASSACHUSETTS FINANCIAL SERVICES CO /MA/ holds $3,679,747,011 across 14 Oil & Gas E&P names. MTDR ranks #9 (1.6% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | COP |
Conocophillips
|
17,973,897 | $1,868,566,327 | |
| 2 | EOG |
Eog Resources Inc
|
3,884,982 | $503,998,712 | |
| 3 | PR |
Permian Resources Corp
|
15,241,771 | $280,601,003 | |
| 4 | FANG |
Diamondback Energy, Inc.
|
1,342,345 | $235,957,403 | |
| 5 | EXE |
EXPAND ENERGY Corp
|
2,520,895 | $229,880,413 | |
| 6 | AR |
ANTERO RESOURCES Corp
|
5,662,614 | $198,984,253 | |
| 7 | OVV |
Ovintiv Inc.
|
2,897,745 | $152,566,272 | |
| 8 | CNQ |
CANADIAN NATURAL RESOURCES Ltd
|
1,983,108 | $78,332,765 |
All Filings in MTDR
Export CSV
15 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-06-30 | $57,795,772 | 1,161,024 | Shares | Defined | 2026-08-03 | |
| 2026-03-31 | $63,973,981 | 1,012,567 | Shares | Sole | 2026-05-14 | |
| 2025-12-31 | $53,899,265 | 1,270,011 | Shares | Sole | 2026-01-22 | |
| 2025-09-30 | $54,246,458 | 1,207,355 | Shares | Sole | 2025-10-29 | |
| 2025-06-30 | $58,558,498 | 1,227,127 | Shares | Sole | 2025-08-08 | |
| 2025-03-31 | $71,132,655 | 1,392,301 | Shares | Sole | 2025-05-02 | |
| 2024-12-31 | $93,951,780 | 1,669,957 | Shares | Sole | 2025-02-12 | |
| 2024-09-30 | $69,731,569 | 1,410,999 | Shares | Sole | 2024-11-12 | |
| 2024-06-30 | $94,445,974 | 1,584,664 | Shares | Sole | 2024-08-09 | |
| 2024-03-31 | $111,576,341 | 1,671,055 | Shares | Sole | 2024-05-14 | |
| 2023-12-31 | $77,428,365 | 1,361,737 | Shares | Sole | 2024-02-08 | |
| 2023-09-30 | $75,794,114 | 1,274,279 | Shares | Sole | 2023-11-08 | |
| 2023-06-30 | $83,914,426 | 1,603,869 | Shares | Sole | 2023-08-09 | |
| 2023-03-31 | $51,975,476 | 1,090,776 | Shares | Sole | 2023-05-10 | |
| 2022-12-31 | $50,590,143 | 883,825 | Shares | Sole | 2023-02-13 | |
| No filing history on record for this holder in this stock. | ||||||