Vista Energy is trading 4.13% down at ARS 40,420 after Brent crude fell 2.39% to $105.06 on September 11, 2026, as reported plans for Iran-Gulf talks reduced immediate supply-disruption concerns.
- The decline appears sector-driven rather than company-specific.
- Broader U.S. markets are higher, with no new company announcement identified for September 11.
- The September 8 reserve update is not a same-day catalyst.