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.”