LATHAM, N.Y., March 11, 2014 (GLOBE NEWSWIRE) -- Plug Power Inc. (Nasdaq:PLUG), a leader in providing clean, reliable energy solutions, today announced the completion of its previously announced underwritten registered offering of 3,902,440 shares of its common stock. The shares were sold at a price to the public of $5.74 per share for gross proceeds of approximately $22.4 million. The shares were placed with a single investor. Cowen and Company, LLC acted as the sole underwriter for the offering. Net proceeds, after underwriting discounts and commissions and other estimated fees and expenses payable by Plug Power were approximately $21.5 million. Plug Power intends to use the net proceeds of the offering for working capital and other general corporate purposes, including capital expenditures. The securities described above were offered by Plug Power Inc. pursuant to a shelf registration statement on Form S-3 (No. 333-173268) including a base prospectus, previously filed and declared effective by the Securities and Exchange Commission (SEC), as well as an additional registration statement on Form S-3 filed with the SEC on March 6, 2014 pursuant to Rule 462(b) of the Securities Act of 1933, as amended. A final prospectus supplement related to the offering was filed with the SEC on March 6, 2014 and is available on the SEC's website located at www.sec.gov. Electronic copies of the final prospectus supplement also may be obtained from Cowen and Company, LLC (c/o Broadridge Financial Services, 1155 Long Island Avenue, Edgewood, NY, 11717, Attn: Prospectus Department, Phone: 631-274-2806, Fax: 631-254-7140). This press release shall not constitute an offer to sell or the solicitation of an offer to buy these securities, nor shall there be any sale of these securities in any jurisdiction in which such offer, solicitation or sale would be unlawful prior to the registration or qualification under the securities laws of any such jurisdiction.