Filed Pursuant to Rule 424(b)(3
Registration No. 333-210467
The information contained in this preliminary prospectus supplement is not complete and may be changed. A registration statement relating to these securities has been declared effective by the Securities and Exchange Commission. This preliminary prospectus supplement and the accompanying prospectus are not an offer to sell the shares and are not soliciting an offer to buy the shares in any jurisdiction where the offer or sale is not permitted.
Subject to Completion, Dated December 11, 2017
PRELIMINARY PROSPECTUS SUPPLEMENT
To Prospectus dated April 8, 2016
NCI Building Systems, Inc.
All of the shares of common stock of NCI Building Systems, Inc., which we refer to in this prospectus supplement as NCI or the Company, being offered hereby are being sold by the selling stockholders identified in this prospectus supplement. NCI will not receive any of the proceeds from the sale of the shares being sold by the selling stockholders. We have agreed to bear all the expenses in connection with the registration of these shares. The selling stockholders will pay any applicable underwriting fees, discounts or commission and certain transfer taxes.
The common stock of NCI is listed on the New York Stock Exchange (the NYSE) under the symbol NCS. The last reported sale price of the common stock on December 11, 2017 was $20.60 per share.
Investing in our common stock involves risks. See Risk Factors on page S-
of this prospectus supplement and page
of the accompanying prospectus to read about factors you should consider before buying shares of the common stock.
Neither the U.S. Securities and Exchange Commission (the SEC) nor any other regulatory