HealthCor Partners Management LP bought HTFL

Footnotes

Each share of Series C preferred stock automatically converted into approximately 0.5764 shares of Heartflow, Inc.'s ("Heartflow") common stock immediately prior to the closing of Heartflow's initial public offering. These shares are reported on Table II herein on an as-converted basis.; HealthCor Partners Fund, L.P. ("HCP Fund") is a private investment partnership which is the direct beneficial owner of the securities reported herein. The shares held by HCP Fund may be deemed to be beneficially owned by HealthCor Partners L.P. ("HCPLP"), its general partner, and by HealthCor Partners GP, LLC ("HCPGP"), the general partner of HCPLP. Each of HCPLP and HCPGP hereby disclaims any beneficial ownership of shares held by HCP Fund except to the extent of any pecuniary interest therein; HealthCor Partners Management, L.P. is the investment manager for each of HCP Fund, HCPH Fund, and HCPCIV and has voting and investment discretion with respect to such entities' securities reported herein. HealthCor Partners Management, L.P. hereby disclaims any beneficial ownership of shares held by HCP Fund, HCPH Fund, and HCPCIV except to the extent of any pecuiary interest therein.