** Renewable energy storage provider Fluence Energy's shares FLNC.O slump 19.9% to $7.32 - on track for their steepest one-day percentage decline since February

** FLNC Q3 revenue of $602.5 mln misses analyst expectations of $760.7 mln, as per data compiled by LSEG

** "Delays in scaling our new manufacturing facilities in the U.S. resulted in lower-than-expected revenue for the quarter. We anticipate recovering this revenue in fiscal 2026 as these facilities reach their targeted production levels," says CEO Julian Nebreda

** While maintaining its FY25 revenue outlook of $2.6 bln-2.8 bln, co now expects results at the lower end of this range

** Including session's moves, stock is down 52.7% YTD vs the Nasdaq Composite's .IXIC 11.3% gain

(Reporting by Ragini Mathur in Bengaluru)

((Ragini.Mathur@thomsonreuters.com;))