Stoke Therapeutics Announces Closing of Initial Public Offering and Full Exercise of Underwriters’ Option to Purchase Additional Shares

BEDFORD, Mass.–(BUSINESS WIRE)–Stoke Therapeutics, Inc. (Nasdaq: STOK), a biotechnology company that is pioneering a new way to treat the underlying cause of genetic diseases by precisely upregulating protein expression, today announced the closing of its initial public offering of 9,074,776 shares of its common stock at a price to the public of $18.00 per share, which includes 1,183,666 shares sold upon full exercise of the underwriters’ option to purchase additional shares of common stock. All of the shares were offered by Stoke. The shares began trading on The Nasdaq Global Select Market on June 19, 2019 under the symbol “STOK.” Stoke received gross proceeds, before deducting underwriting discounts and commissions and offering expenses, of approximately $163.3 million.

J.P. Morgan Securities LLC, Cowen and Company, LLC and Credit Suisse Securities (USA) LLC acted as joint book-running managers for the offering. Canaccord Genuity LLC acted as lead manager.

Important Information

A registration statement relating to these securities has been filed with the Securities and Exchange Commission and became effective on June 18, 2019. The offering was made only by means of a prospectus. A copy of the final prospectus relating to the offering may be obtained from J.P. Morgan Securities LLC, c/o Broadridge Financial Services, Attention: Prospectus Department, 1155 Long Island Avenue, Edgewood, New York 11717, or by telephone: (866) 803-9204, or by emailing prospectus-eq_fi@jpmchase.com; from Cowen and Company, LLC c/o Broadridge Financial Solutions, Attention: Prospectus Department, 1155 Long Island Avenue, Edgewood, New York 11717, or by telephone: (631) 592-5973, or by emailing PostSaleManualRequests@broadridge.com; or from Credit Suisse Securities (USA) LLC, Attention: Prospectus Department, Eleven Madison Avenue, 3rd floor, New York, NY 10010, or by telephone: (800) 221-1037, or by emailing usa.prospectus@credit-suisse.com.

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 jurisdiction in which such offer, solicitation, or sale would be unlawful prior to registration or qualification under the securities laws of any such state or jurisdiction.

About Stoke Therapeutics

Stoke Therapeutics, Inc. (Nasdaq: STOK), is a biotechnology company that is pioneering a new way to treat the underlying causes of severe genetic diseases by precisely upregulating protein expression to restore target proteins to near normal levels. Stoke aims to develop the first precision medicine platform to target the underlying cause of a broad spectrum of genetic diseases in which the patient has one healthy copy of a gene and one mutated copy that fails to produce a protein essential to health. These diseases, in which loss of approximately 50 percent of normal protein expression causes disease, are called autosomal dominant haploinsufficiencies. Stoke was launched with investments by Apple Tree Partners. Stoke is headquartered in Bedford, Massachusetts with offices in Cambridge, Massachusetts.

Contacts

Stoke Media & Investor Contact:

Dawn Kalmar

Vice President, Head of Corporate Affairs

dkalmar@stoketherapeutics.com

781-303-8302