Dyax Announces Proposed Public Offering of 7,000,000 Shares of Common Stock

BURLINGTON, Mass.--(BUSINESS WIRE)--

Dyax Corp. DYAX today announced that it is offering, subject to market and other conditions, to sell 7,000,000 shares of its common stock in a proposed underwritten public offering. Dyax intends to grant the underwriters a 30-day option to purchase up to an additional 1,050,000 shares of its common stock. All shares to be sold in the offering are being sold by Dyax.

BofA Merrill Lynch and Cowen and Company are acting as lead book-running managers and RBC Capital Markets, LLC is acting as joint book-running manager for the offering. Needham & Company and Wedbush PacGrow are acting as co-managers.

The offering is being made pursuant to an automatically effective shelf registration statement filed with the Securities and Exchange Commission (the "SEC") on November 14, 2014. A preliminary prospectus supplement relating to the offering will also be filed with the SEC and will form a part of the effective registration statement. Copies of the preliminary prospectus supplement and the accompanying prospectus may be obtained, when available, by sending a request to: BofA Merrill Lynch, 222 Broadway, New York, New York 10038, Attn: Prospectus Department, or email dg.prospectus_requests@baml.com; or Cowen and Company, LLC, c/o Broadridge Financial Services, Attention: Prospectus Department, 1155 Long Island Avenue, Edgewood, NY 11717, Telephone: 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, nor shall there be any sale of, these securities in any state or other jurisdiction in which such offer, solicitation or sale would be unlawful prior to the registration or qualification under the securities laws of any such state or jurisdiction.

Disclaimer

This press release contains forward-looking statements, including statements regarding Dyax's proposed offering of common stock, that involve a number of risks and uncertainties. Statements that are not historical facts are based on Dyax's current expectations, beliefs and assumptions regarding the market for its common stock. There can be no assurance regarding the completion, timing or size of the proposed offering. Important factors that could cause actual outcomes to differ materially from those indicated by these forward-looking statements include risks and uncertainties related to market conditions, the satisfaction of customary closing conditions related to the proposed public offering and others described in Dyax's most recent Annual Report on Form 10-K for the year ended December 31, 2014. Dyax cautions investors not to place undue reliance on the forward-looking statements contained in this release. These statements speak only as of the date of this release, and Dyax undertakes no obligations to update or revise these statements, except as may be required by law.

Dyax, the Dyax logo and KALBITOR are registered marks of Dyax Corp.