Eos Energy Enterprises is trading 6.01% up now at $4.05 after investors responded to the company’s $87 million U.S. Department of Energy loan advance supporting its second Thorn Hill battery-production line. - The financing strengthens expansion and manufacturing-ramp expectations; the announcement was reported September 14, 2026. - Broader energy-sector strength, with XLE up 1.81% amid sharply higher oil prices, likely provided additional support. - The gain contrasts with weaker major indexes, reinforcing the company-specific catalyst.