MOUNTAIN VIEW, Calif., Aug. 11, 2025 (GLOBE NEWSWIRE) -- Heartflow, Inc. (Heartflow) (Nasdaq: HTFL), a leader in AI technology for coronary artery disease (CAD), today announced the closing of its upsized initial public offering of 19,166,667 shares of its common stock at a public offering price of $19 per share, which includes 2,500,000 shares of common stock issued upon the exercise in full by the underwriters of their option to purchase additional shares. All of the shares of common stock were offered by Heartflow. The total gross proceeds from the offering, before deducting underwriting discounts and commissions and other offering expenses payable by Heartflow, were approximately $364.2 million. Heartflow’s common stock began trading on the Nasdaq Global Select Market on August 8, 2025 under the ticker symbol “HTFL.”

J.P. Morgan, Morgan Stanley and Piper Sandler acted as joint book-running managers for the offering. Stifel and Canaccord Genuity acted as co-managers for the offering.

A registration statement relating to the shares sold in this offering was filed with, and declared effective by, the U.S. Securities and Exchange Commission. The offering was made only by means of a prospectus, copies of which may be obtained from J.P. Morgan, c/o Broadridge Financial Solutions, 1155 Long Island Avenue, Edgewood, NY 11717, or by email at This email address is being protected from spambots. You need JavaScript enabled to view it. and This email address is being protected from spambots. You need JavaScript enabled to view it.; Morgan Stanley, 180 Varick Street, 2nd Floor, New York, NY 10014, Attention: Prospectus Department, or by email at This email address is being protected from spambots. You need JavaScript enabled to view it.; or Piper Sandler & Co., Attention: Prospectus Department, 350 North 5th Street, Suite 1300, Minneapolis, MN 55402, by telephone at (800) 747-3924 or by email at This email address is being protected from spambots. You need JavaScript enabled to view it..

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 Heartflow, Inc.

Heartflow is advancing coronary care by transforming coronary artery disease into a screenable, diagnosable, and manageable condition. Heartflow One is the only complete, non-invasive, precision coronary care platform providing patient insights throughout the guideline-directed CCTA pathway. The AI-driven platform — including Roadmap™ Analysis, FFR_CT Analysis and Plaque Analysis — is supported by the ACC/AHA Chest Pain Guideline and backed by more than 600 peer-reviewed publications. Heartflow has helped clinicians manage over 400,000 patients worldwide.

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