Elsener William Thomas, EVP of Reservoir Engineering at Matador Resources ($MTDR), made three open market purchases totaling eighty-three thousand dollars in the last year. His most recent buy occurred on October 31, 2025. These purchases rank him 2,567th among nearly 5,000 insiders, below the average of 1.5 million dollars per buyer and 3.3 transactions. He reported no open market sales.
| Transaction Date | Company | Ticker | Insider Name | Title | Transaction Type | Security | Shares | Price | Shares Owned Following | Total Shares Outstanding | % of Owned | % of Outstanding |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Feb. 17, 2026 | Matador Resources Co | $MTDR | Elsener William Thomas | EVP, Reservoir Engineering | A | Phantom Units | 27000 | $0.00 | 27,000.0000 | 125,764,000 | 9999.99% | 0.02% |
| Feb. 14, 2026 | Matador Resources Co | $MTDR | Elsener William Thomas | EVP, Reservoir Engineering | M | Phantom Units | 6000 | $0.00 | 12,000.0000 | 125,764,000 | 33.33% | 0.00% |
| Feb. 14, 2026 | Matador Resources Co | $MTDR | Elsener William Thomas | EVP, Reservoir Engineering | M | Phantom Units | 5000 | $0.00 | 5,000.0000 | 125,764,000 | 50.00% | 0.00% |
| Feb. 16, 2026 | Matador Resources Co | $MTDR | Elsener William Thomas | EVP, Reservoir Engineering | F | Common Stock | 1050 | $47.80 | 113,730.0000 | 125,764,000 | 0.91% | 0.00% |
| Jan. 6, 2026 | Matador Resources Co | $MTDR | Elsener William Thomas | EVP, Reservoir Engineering | A | Common Stock | 3480 | $0.00 | 116,334.0000 | 125,764,000 | 3.08% | 0.00% |
| Jan. 6, 2026 | Matador Resources Co | $MTDR | Elsener William Thomas | EVP, Reservoir Engineering | F | Common Stock | 1554 | $41.41 | 114,780.0000 | 125,764,000 | 1.34% | 0.00% |
| Oct. 31, 2025 | Matador Resources Co | $MTDR | Elsener William Thomas | EVP, Reservoir Engineering | P | Common Stock | 600 | $39.51 | 112,669.0000 | 125,764,000 | 0.54% | 0.00% |
| Sept. 11, 2025 | Matador Resources Co | $MTDR | Elsener William Thomas | EVP, Reservoir Engineering | P | Common Stock | 600 | $48.46 | 112,069.0000 | 125,416,000 | 0.54% | 0.00% |
| May 1, 2025 | Matador Resources Co | $MTDR | Elsener William Thomas | EVP, Reservoir Engineering | P | Common Stock | 750 | $40.10 | 111,197.0000 | 125,329,000 | 0.68% | 0.00% |
| March 4, 2025 | Matador Resources Co | $MTDR | Elsener William Thomas | EVP, Reservoir Engineering | P | Common Stock | 700 | $45.67 | 110,447.0000 | 125,101,000 | 0.64% | 0.00% |
| Feb. 26, 2025 | Matador Resources Co | $MTDR | Elsener William Thomas | EVP, Reservoir Engineering | P | Common Stock | 1000 | $52.40 | 109,747.0000 | 125,101,000 | 0.92% | 0.00% |
| Feb. 14, 2025 | Matador Resources Co | $MTDR | Elsener William Thomas | EVP, Reservoir Engineering | M | Phantom Units | 5000 | $0.00 | 10,000.0000 | 125,101,000 | 33.33% | 0.00% |
| Feb. 16, 2025 | Matador Resources Co | $MTDR | Elsener William Thomas | EVP, Reservoir Engineering | F | Common Stock | 1050 | $57.19 | 110,274.0000 | 125,101,000 | 0.94% | 0.00% |
| Feb. 17, 2025 | Matador Resources Co | $MTDR | Elsener William Thomas | EVP, Reservoir Engineering | F | Common Stock | 1527 | $57.19 | 108,747.0000 | 125,101,000 | 1.38% | 0.00% |
| Feb. 14, 2025 | Matador Resources Co | $MTDR | Elsener William Thomas | EVP, Reservoir Engineering | A | Phantom Units | 18000 | $0.00 | 18,000.0000 | 125,101,000 | 9999.99% | 0.01% |
| Jan. 7, 2025 | Matador Resources Co | $MTDR | Elsener William Thomas | EVP, Reservoir Engineering | A | Common Stock | 13711 | $0.00 | 116,876.0000 | 125,101,000 | 13.29% | 0.01% |
| Jan. 7, 2025 | Matador Resources Co | $MTDR | Elsener William Thomas | EVP, Reservoir Engineering | F | Common Stock | 5552 | $58.35 | 111,324.0000 | 125,101,000 | 4.75% | 0.00% |
| Dec. 13, 2024 | Matador Resources Co | $MTDR | Elsener William Thomas | EVP, Reservoir Engineering | P | Common Stock | 800 | $56.60 | 102,964.0000 | 124,895,000 | 0.78% | 0.00% |
| Sept. 10, 2024 | Matador Resources Co | $MTDR | Elsener William Thomas | EVP, Reservoir Engineering | P | Common Stock | 500 | $49.47 | 102,164.0000 | 124,886,000 | 0.49% | 0.00% |
| June 4, 2024 | Matador Resources Co | $MTDR | Elsener William Thomas | EVP, Reservoir Engineering | F | Common Stock | 1640 | $59.21 | 101,438.0000 | 124,835,000 | 1.59% | 0.00% |
| Feb. 17, 2024 | Matador Resources Co | $MTDR | Elsener William Thomas | EVP, Reservoir Engineering | F | Common Stock | 1527 | $59.33 | 103,078.0000 | 119,478,000 | 1.46% | 0.00% |
| Feb. 16, 2024 | Matador Resources Co | $MTDR | Elsener William Thomas | EVP, Reservoir Engineering | F | Common Stock | 1050 | $58.98 | 104,605.0000 | 119,478,000 | 0.99% | 0.00% |
| Feb. 14, 2024 | Matador Resources Co | $MTDR | Elsener William Thomas | EVP, Reservoir Engineering | A | Phantom Units | 15000 | $0.00 | 15,000.0000 | 119,478,000 | 9999.99% | 0.01% |
| Feb. 6, 2024 | Matador Resources Co | $MTDR | Elsener William Thomas | EVP, Reservoir Engineering | M | Common Stock | 4548 | $29.68 | 109,076.0000 | 119,478,000 | 4.35% | 0.00% |
| Feb. 6, 2024 | Matador Resources Co | $MTDR | Elsener William Thomas | EVP, Reservoir Engineering | F | Common Stock | 3421 | $53.74 | 105,655.0000 | 119,478,000 | 3.14% | 0.00% |
| Feb. 6, 2024 | Matador Resources Co | $MTDR | Elsener William Thomas | EVP, Reservoir Engineering | M | Employee Stock Option | 4548 | $0.00 | 0.0000 | 119,478,000 | 100.00% | 0.00% |
| Dec. 31, 2023 | Matador Resources Co | $MTDR | Elsener William Thomas | EVP, Reservoir Engineering | A | Common Stock | 22250 | $0.00 | 113,284.0000 | 118,953,000 | 24.44% | 0.02% |
| Dec. 31, 2023 | Matador Resources Co | $MTDR | Elsener William Thomas | EVP, Reservoir Engineering | F | Common Stock | 8756 | $56.86 | 104,528.0000 | 118,953,000 | 7.73% | 0.01% |