Montauk Renewables is trading 11.92% up at ZAc 4197.00, likely reflecting broader energy-sector strength amid elevated crude prices and geopolitical tensions.
- It rose 5.84% on September 8, 2026.
- No clear company-specific announcement was identified for the September 9 move.
- The latest substantial company news was its August 5 second-quarter update, which reported improved revenue and profitability and reaffirmed 2026 guidance.