** Shares of energy storage firm Eos Energy Enterprises EOSE.O fall 3.8% to $5.86 premarket

** EOSE announces pricing of registered direct offering of 13.7 million shares and 6 million warrants to alternative investment firm Hudson Bay Capital Management at $5.48 apiece

** Offering priced at 10% discount to stock's last close; proceeds expected to be roughly $75 million, excluding any future exercise of warrants

** Proceeds will be used to fund EOSE's investment in Frontier Power USA, a long-duration energy storage development and investment platform

** Separately, Hudson Bay has also committed to invest $50 million directly into FPUSA

** EOSE had 339.5 million outstanding shares as of March 31, per prospectus

** Three of 10 brokerages rate the stock "buy" or higher and seven "hold"; median PT $8 - data compiled by LSEG

** As of last close, EOSE stock down 46.9% YTD