Form 4 Filing for Riley Wayne Joseph

This filing details a stock option grant to Riley Wayne Joseph, a director at Heartflow, Inc. The grant, dated June 16, 2026, includes 16,075 stock options for Common Stock at a price of $32.05 per share. The options will vest in full on the earlier of the day prior to Heartflow's annual meeting of shareholders in 2027 or the first anniversary of the grant date, provided continued service. The options are exercisable until June 16, 2036. Mr. Joseph has directly acquired these options.