The share price of Fluence Energy, Inc. (NASDAQ:FLNC) surged by 10.62% between September 9 and September 16, 2025, putting it among the Energy Stocks that Gained the Most This Week. Fluence Energy (FLNC): Among the Energy Stocks that Gained This Week Fluence Energy, Inc. (NASDAQ:FLNC) is a global market leader delivering intelligent energy storage and optimization software for renewables and storage. Fluence Energy, Inc. (NASDAQ:FLNC) gained following recent reports that the company is set to provide th ...