Case: 26-0760
26-0760
07/17/2026
Petition for Writ of Mandamus
IN RE PIONEER NATURAL RESOURCES USA, INC.
Appellate Briefs
| Date | Event Type | Description | Remarks | Document | ||||
|---|---|---|---|---|---|---|---|---|
| 07/17/2026 | Petition for Writ of Mandamus filed | Relator | Petition for Writ of Mandamus filed on behalf of Pioneer Natural Resources USA, Inc. |
|
Case Events
| Date | Event Type | Disposition | Remarks | Document | ||||
|---|---|---|---|---|---|---|---|---|
| 07/31/2026 | Miscellaneous motion disposed. See Remarks. | Filing granted | Motion for Leave to file Under Seal granted |
| ||||
| 07/24/2026 | Supreme Court of Texas Ordered Response | Court ordered response to petition for writ of mandamus due no later than August 24, 2026. |
| |||||
| 07/22/2026 | Case Record Filed | SEALED | Mandamus Record filed on behalf of Pioneer Natural Resources USA, Inc. | | |||||
| 07/21/2026 | Case forwarded to Court | | | |||||
| 07/17/2026 | Miscellaneous Motion | Motion for Leave to file Under Seal filed on behalf of Pioneer Natural Resources USA, Inc. | ||||||
| 07/17/2026 | Case Record Filed | Mandamus Record filed on behalf of Pioneer Natural Resources USA, Inc. | ||||||
| 07/17/2026 | Petition for Writ of Mandamus filed | Petition for Writ of Mandamus filed on behalf of Pioneer Natural Resources USA, Inc. |
|
Calendars
| Set Date | Calendar Type | Reason Set | Remarks |
|---|---|---|---|
| 07/21/2026 | Work-Up by Staff / Review by Justices | Under Review | |
| 08/24/2026 | Response | Court ordered response due |
Parties
| Party | PartyType | Representative |
|---|---|---|
| Axe Energy, LLC | Real Party in Interest | Alix Allison Mr. Robert C. Vartabedian Mr. Jeffrey Boyd Michael Thompson |
| Pony Oil Operating, LLC | Real Party in Interest | Alix Allison Mr. Robert C. Vartabedian Mr. Jeffrey Boyd Michael Thompson |
| Pioneer Natural Resources USA, Inc. | Relator | Patrick LeMasters Mr. Russell S. Post Mr. John Ellis Jr. Mr. Alex Benjamin Roberts Mr. Corey F. Wehmeyer Mr. Bennett Ostdiek |
| Seaton, Ronald | Respondent | |
| Merritt, John Paul | Real Party in Interest | Mr. Jeffrey Boyd Michael Thompson Alix Allison Mr. Robert C. Vartabedian |
| Pony Oil LLC | Real Party in Interest | Mr. Jeffrey Boyd Alix Allison Mr. Robert C. Vartabedian Michael Thompson |
Court of Appeals Information:
11-26-00131-CV
Denied
___ SW3d ___, 06-18-26
11th Court of Appeals
Honorable W. Bruce Williams
Trial Court Information
118th District Court
Martin
Honorable R. Shane Seaton
7738