Fluence Energy, Inc. (FLNC) shares surged 29.06% in after-hours trading on Wednesday, following the release of the company's second-quarter fiscal 2026 financial results.

The energy storage company reported a narrowed quarterly loss of $0.16 per share, which beat the average analyst estimate of a $0.19 loss. While revenue of $464.9 million missed expectations, it represented a 7.7% year-over-year increase. Investor sentiment was significantly boosted by the company's announcement that it has signed master supply agreements with two major artificial-intelligence hyperscalers, with the first order expected soon.

Furthermore, the company reported that order intake more than doubled year-to-date to approximately $2 billion, driving its backlog to a record $5.6 billion. Management also reaffirmed its full-year fiscal 2026 guidance, signaling confidence in its performance outlook.