| 401 | SANSOM J | Coleman County, TX | Oil & Gas Property | May 2021 |
| 402 | SANSOM PARK UNIT | Tarrant County, TX | Oil & Gas Property | Jun 2026 |
| 403 | SANSOM UNIT | Tarrant County, TX | Gas Property | Jun 2026 |
| 404 | SANSOM UNIT | Polk County, TX | Oil & Gas Property | Jun 2026 |
| 405 | SANSONE GLENNA GU | Parker County, TX | Oil & Gas Property | Jun 2026 |
| 406 | SANSONE-ROBERTSON (SA) | Parker County, TX | Oil & Gas Property | Jun 2026 |
| 407 | SANTA ANA | Hidalgo County, TX | Oil & Gas Property | Jun 2026 |
| 408 | SANTA ANN 1 | Milam County, TX | Oil Property | Dec 2024 |
| 409 | SANTA CRUZ REALTY ET AL UNIT | Frio County, TX | Oil & Gas Property | Jun 2026 |
| 410 | SANTA CRUZ-LA MUELA G PSA | Webb County, TX | Gas Property | May 2026 |
| 411 | SANTA CRUZ-SSS H UNIT | Webb County, TX | Gas Property | May 2026 |
| 412 | SANTA CRUZ-TEN MILE UNIT | Frio County, TX | Oil & Gas Property | Jun 2026 |
| 413 | SANTA ELENA | Webb County, TX | Oil & Gas Property | Jun 2026 |
| 414 | SANTA ELENA | Webb County, TX | Oil & Gas Property | Jun 2026 |
| 415 | SANTA FE | Gaines County, TX | Oil & Gas Property | Jun 2026 |
| 416 | SANTA FE | Ochiltree County, TX | Oil & Gas Property | Jun 2026 |
| 417 | SANTA FE | Polk County, TX | Oil & Gas Property | Jun 2026 |
| 418 | SANTA FE | Ochiltree County, TX | Oil & Gas Property | Jun 2026 |
| 419 | SANTA FE ANDOVER | Loving County, TX | Oil & Gas Property | Jan 2021 |
| 420 | SANTA FE BOULWARE UNIT | Schleicher County, TX | Oil & Gas Property | May 2026 |
| 421 | SANTA FE JULIAN PASTURE | Kenedy County, TX | Oil & Gas Property | May 2026 |
| 422 | SANTA FE RANCH | Hidalgo County, TX | Oil & Gas Property | Jun 2026 |
| 423 | SANTA FE RANCH JULIAN PAS | Kenedy County, TX | Oil & Gas Property | May 2024 |
| 424 | SANTA FE RANCH MULA PAST | Kenedy County, TX | Oil & Gas Property | Jul 2023 |
| 425 | SANTA MARIA | Zapata County, TX | Oil & Gas Property | Jun 2026 |
| 426 | SANTA MERCEDES | Waller County, TX | Oil Property | Jun 2020 |
| 427 | SANTA MIA 1H | Washington County, TX | Oil & Gas Property | May 2026 |
| 428 | SANTA ROSA 54-4-3 1H | Reeves County, TX | Oil & Gas Property | Jun 2026 |
| 429 | SANTA ROSA RANCH | Kenedy County, TX | Oil & Gas Property | Jun 2026 |
| 430 | SANTANA | Reeves County, TX | Oil & Gas Property | Jun 2026 |
| 431 | SANTANA | Howard County, TX | Oil & Gas Property | Jun 2026 |
| 432 | SANTANA UNIT | Gonzales County, TX | Oil & Gas Property | Jun 2026 |
| 433 | SANTELLAN UNIT A LAS | La Salle County, TX | Oil & Gas Property | Jun 2026 |
| 434 | SANTERRA | Duval County, TX | Oil Property | Mar 2026 |
| 435 | SANTORINI UNIT | Dawson County, TX | Oil & Gas Property | Jun 2026 |
| 436 | SANTOS | Webb County, TX | Oil & Gas Property | Jun 2026 |
| 437 | SANTOS-LEWIS GU | Matagorda County, TX | Oil & Gas Property | Jun 2026 |
| 438 | SANZENBACHER | Clay County, TX | Oil & Gas Property | Jun 2026 |
| 439 | SAPELE | Fayette County, TX | Oil & Gas Property | Jun 2026 |
| 440 | SAPP-WEAVER 33 | Terrell County, TX | Oil & Gas Property | Jul 2024 |
| 441 | SAPPHIRE | Lavaca County, TX | Oil & Gas Property | Jun 2026 |
| 442 | SAPPHIRE | Runnels County, TX | Oil & Gas Property | Feb 2026 |
| 443 | SAPPHIRE 102 | Upton County, TX | Oil & Gas Property | Jun 2026 |
| 444 | SAPPHIRE STATE C20-12 | Reeves County, TX | Oil & Gas Property | Jun 2026 |
| 445 | SARA ELIZABETH | Van Zandt County, TX | Oil & Gas Property | Feb 2015 |
| 446 | SARAH | Stonewall County, TX | Oil & Gas Property | Jun 2026 |
| 447 | SARAH | Upton County, TX | Oil & Gas Property | May 2026 |
| 448 | SARAH | Midland County, TX | Oil & Gas Property | May 2026 |
| 449 | SARAH | Carson County, TX | Oil & Gas Property | Sep 2025 |
| 450 | SARAH 27 | Upton County, TX | Oil & Gas Property | Oct 2025 |
| 451 | SARAH ANN | Midland County, TX | Oil & Gas Property | Jun 2026 |
| 452 | SARAH CONNOR | Martin County, TX | Oil & Gas Property | May 2026 |
| 453 | SARAH FERRARA E UNIT 1 | Robertson County, TX | Oil & Gas Property | May 2026 |
| 454 | SARAH HAYS 12-1S STATE | Ward County, TX | Oil & Gas Property | Jun 2026 |
| 455 | SARAH HODGES H | Panola County, TX | Gas Property | Jun 2026 |
| 456 | SARAH MCFADIN | Dimmit County, TX | Oil & Gas Property | Jun 2026 |
| 457 | SARAH S | Andrews County, TX | Oil & Gas Property | Jun 2026 |
| 458 | SARANDOS | Leon County, TX | Oil & Gas Property | Jun 2026 |
| 459 | SARATOGA | Washington County, TX | Oil & Gas Property | Jun 2026 |
| 460 | SARATOGA | Gaines County, TX | Oil & Gas Property | Jun 2026 |
| 461 | SARATOGA | Ward County, TX | Oil & Gas Property | Jun 2026 |
| 462 | SARATOGA | Glasscock County, TX | Oil & Gas Property | Jun 2026 |
| 463 | SARATOGA STATE 54-4-10 UNIT | Reeves County, TX | Oil & Gas Property | Jun 2026 |
| 464 | SARGE 17 1H | Reeves County, TX | Oil & Gas Property | May 2026 |
| 465 | SARGE 3HH | Panola County, TX | Gas Property | Jun 2026 |
| 466 | SARGE UNIT | Angelina County, TX | Gas Property | Jun 2012 |
| 467 | SARGENT | Gray County, TX | Oil & Gas Property | Jun 2026 |
| 468 | SARITA FIELD O | Kenedy County, TX | Oil & Gas Property | Jun 2026 |
| 469 | SARRIS | Grayson County, TX | Oil & Gas Property | Jun 2026 |
| 470 | SARTOR A GAS UNIT | Freestone County, TX | Oil & Gas Property | Jun 2026 |
| 471 | SARTOR GAS UNIT | Freestone County, TX | Oil & Gas Property | Jun 2026 |
| 472 | SASHA | Tarrant County, TX | Gas Property | Jun 2026 |
| 473 | SASI RANCH | Wood County, TX | Oil & Gas Property | Jun 2026 |
| 474 | SASQUATCH STATE 56-2-38 UNIT | Reeves County, TX | Oil & Gas Property | Jun 2026 |
| 475 | SASQUATCH UNIT 36-24 | Borden County, TX | Oil & Gas Property | Jun 2026 |
| 476 | SASS UNIT | Hood County, TX | Oil & Gas Property | Jun 2026 |
| 477 | SASSAFRAS 55-1-24 UNIT | Loving County, TX | Oil & Gas Property | Jun 2026 |
| 478 | SASSAFRAS UNIT EB | Burleson County, TX | Oil & Gas Property | May 2026 |
| 479 | SATCHMO UNIT | Somervell County, TX | Oil & Gas Property | Jun 2026 |
| 480 | SATER | Denton County, TX | Oil & Gas Property | Apr 2026 |
| 481 | SATNIN 37-36 | Howard County, TX | Oil & Gas Property | May 2026 |
| 482 | SATTERFIELD | Midland County, TX | Oil & Gas Property | Nov 2025 |
| 483 | SATTERFIELD | Wheeler County, TX | Gas Property | Aug 2025 |
| 484 | SATTERWHITE | Stephens County, TX | Oil & Gas Property | May 2026 |
| 485 | SATTERWHITE | Gregg County, TX | Oil & Gas Property | Jun 2026 |
| 486 | SATTERWHITE | Stephens County, TX | Oil & Gas Property | Jun 2026 |
| 487 | SATTERWHITE | Gregg County, TX | Oil & Gas Property | Jun 2026 |
| 488 | SATTERWHITE | Howard County, TX | Oil & Gas Property | Feb 2026 |
| 489 | SATURN | Brazos County, TX | Oil & Gas Property | May 2026 |
| 490 | SATURN ET 9 | Midland County, TX | Oil & Gas Property | Jun 2026 |
| 491 | SAU 1 | Reagan County, TX | Oil & Gas Property | Jun 2026 |
| 492 | SAU 19 | Reagan County, TX | Oil & Gas Property | Nov 2023 |
| 493 | SAU 2 | Reagan County, TX | Oil & Gas Property | Jun 2025 |
| 494 | SAU 2 | Reagan County, TX | Oil & Gas Property | Jun 2026 |
| 495 | SAU 3 | Reagan County, TX | Oil & Gas Property | Jun 2026 |
| 496 | SAU 4 | Reagan County, TX | Oil & Gas Property | Jun 2026 |
| 497 | SAU 6 | Reagan County, TX | Oil & Gas Property | Aug 2021 |
| 498 | SAU 6H-1 | Reagan County, TX | Oil & Gas Property | Apr 2019 |
| 499 | SAU 7 | Reagan County, TX | Oil & Gas Property | Nov 2020 |
| 500 | SAU 8 | Reagan County, TX | Oil & Gas Property | May 2023 |