** Battery energy storage systems maker NeoVolta's NEOV.O shares down 12.4% in premarket trading on Thurs to $2.26 after $25 mln follow-on priced

** Poway, California-based NEOV sells ~12.2 mln shares at $2.05

** Offering price is 20.5% discount to stock's last close

** Co, which has ~42.7 mln shares outstanding, intends to use net offering proceeds to fund joint venture obligations, for working capital and for general corporate purposes, per the prospectus

** Lake Street Capital Markets sole bookrunner

** NEOV shares fell 6.5% on Weds, extending YTD loss to 15%