The share price of Greenfire Resources Ltd. (NYSE:GFR) fell by 6.02% between September 18 and September 25, 2025, putting it among the Energy Stocks that Lost the Most This Week. Greenfire Resources (GFR) Falls Following Rating Downgrade Greenfire Resources Ltd. (NYSE:GFR) is an oil sands producer that is actively developing its long-life and low-decline thermal oil assets in the Athabasca region of Alberta, Canada. Greenfire Resources Ltd. (NYSE:GFR) took a hit after BMO Capital analyst Tariq Saad down ...