Juan E. Monteverde, a partner at Faruqi & Faruqi, LLP, a leading national securities firm headquartered in New York City, is investigating the Board of Directors of Zoltek Companies, Inc. (“Zoltek” or the “Company”) (NasdaqGS: ZOLT) for potential breaches of fiduciary duties in connection with their conduct related to the sale of the Company to Toray Industries, Inc. in a cash deal valued at approximately $584 million. Under the terms of the proposed transaction, Zoltek’s stockholders will receive $16.75 for each share of Zoltek common stock they own. The deal is a mere 2 percent premium on Zolt’s closing price on Wednesday, September 25, 2013 and a significant discount on yesterday’s closing price of $18.51. Request more information now by clicking here: www.faruqilaw.com/ZOLT . There is no cost or obligation to you. The investigation focuses on whether Zoltek’s Board of Directors breached their fiduciary duties to the Company’s stockholders by failing to conduct an adequate and fair sales process prior to agreeing to this proposed transaction, whether and by how much this proposed transaction undervalues the Company to the detriment of Zoltek’s shareholders. Faruqi & Faruqi, LLP is a national law firm which represents investors and individuals in class action litigation. The firm is focused on providing exemplary legal services in complex litigation in the areas of securities, shareholder, antitrust and consumer litigation, throughout all phases of litigation. The firm has an experienced trial team which has achieved significant victories on behalf of the firm’s clients. If you own common stock in Zoltek and wish to obtain additional information and protect your investments free of charge, please visit us at www.faruqilaw.com/ZOLT or contact Juan E. Monteverde, Esq. either via e-mail at firstname.lastname@example.org or by telephone at (877) 247-4292 or (212) 983-9330. Attorney Advertising. (C) 2013 Faruqi & Faruqi, LLP. The law firm responsible for this advertisement is Faruqi & Faruqi, LLP ( www.faruqilaw.com). Prior results do not guarantee or predict a similar outcome with respect to any future matter. We are happy to discuss your particular case.