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Dyne Therapeutics Announces Pricing of $200.0 Million Public Offering of Common Stock

WALTHAM, Mass., June 30, 2025 (GLOBE NEWSWIRE) -- Dyne Therapeutics, Inc. (NASDAQ:DYN), a clinical-stage company focused on delivering functional improvement for people living with genetically driven neuromuscular diseases, today announced the pricing of an underwritten public offering of 24,242,425 shares of its common stock at a public offering price of $8.25 per share. The gross proceeds to Dyne from the offering, before deducting underwriting discounts and commissions and offering expenses payable by Dyne, are expected to be $200.0 million. All shares in the offering are being sold by Dyne. The offering is expected to close on or about July 2, 2025, subject to customary closing conditions. In addition, Dyne has granted the underwriters a 30-day option to purchase up to an additional 3,636,363 shares of its common stock at the public offering price, less the underwriting discounts and commissions.

Morgan Stanley, Jefferies, Stifel and Guggenheim Securities are acting as joint book-running managers for the offering. Jones is acting as co-manager for the offering.

The offering is being made pursuant to a shelf registration statement on Form S-3 that was previously filed with the Securities and Exchange Commission ("SEC") on March 5, 2024 and became automatically effective upon filing. This offering is being made only by means of a prospectus supplement and accompanying prospectus that form a part of the registration statement. A preliminary prospectus supplement relating to and describing the terms of the offering has been filed with the SEC and may be obtained for free by ...