X0202 SCHEDULE 13G 0001816307 XXXXXXXX LIVE Class A Common Stock 03/31/2026 0002099656 Helix Acquisition Corp. III G4444S107 200 Clarendon Street 52nd Floor Boston MA 02116 Rule 13d-1(b) SilverArc Capital Management, LLC DE 0.00 1208986.00 0.00 1208986.00 1208986.00 N 6.8 IA Devesh S. Gandhi X1 0.00 1208986.00 0.00 1208986.00 1208986.00 N 6.8 IN Helix Acquisition Corp. III 200 Clarendon Street, 52nd Floor, Boston, MA 02116 SilverArc Capital Management, LLC ("SilverArc") and Devesh Gandhi ("Gandhi" and together with SilverArc, the "Reporting Persons") 20 Park Plaza, Suite 620 Boston, MA 02116 SilverArc is a Delaware limited liability company. Gandhi is a citizen of the United States. N IA HC 1208986 6.8 0 1208986 0 1208986 Y N As of the date of this Report, SilverArc Capital Management, LLC ("SilverArc"), an investment adviser registered under Section 203 of the Investment Advisers Act of 1940, is deemed to be the beneficial owner of 1,208,986 shares, or 6.81% of the Common Stock believed to be outstanding, as a result of acting as investment adviser to various clients. Gandhi is the Sole Member of SilverArc and as such is deemed to be the beneficial owner of 1,208,986 shares, or 6.81% of the Common Stock believed to be outstanding. SilverArc Capital Alpha Fund I, L.P., a Delaware limited partnership for which SilverArc acts as an investment adviser, may be deemed to beneficially own 26,985 of these 1,208,986 shares, which equates to 0.15% of the Common Stock believed to be outstanding. SilverArc Capital Alpha Fund II, L.P., a Delaware limited partnership for which SilverArc acts as an investment adviser, may be deemed to beneficially own 677,921 of these 1,208,986 shares, which equates to 3.82% of the Common Stock believed to be outstanding. Squarepoint Diversified Partners Fund Limited, a Cayman Island exempted company for which SilverArc acts as investment adviser, may be deemed to beneficially own 256,137 of these 1,208,986 shares, which equates to 1.44% of the Common Stock believed to be outstanding. Atom Master Fund L.P., a Cayman Islands exempted limited partnership for which SilverArc acts as investment adviser, may be deemed to beneficially own 151,895 of these 1,208,986 shares, which equates to 0.86% of the Common Stock believed to be outstanding. Map 243 Segregated Portfolio, a Cayman Islands segregated portfolio company for which SilverArc acts as investment adviser, may be deemed to beneficially own 96,048 shares of these 1,208,986 shares, which equates to 0.54% of the Common Stock believed to be outstanding. Y Y Y N By signing below I certify that, to the best of my knowledge and belief, the securities referred to above were acquired and are held in the ordinary course of business and were not acquired and are not held for the purpose of or with the effect of changing or influencing the control of the issuer of the securities and were not acquired and are not held in connection with or as a participant in any transaction having that purpose or effect, other than activities solely in connection with a nomination under ?? 240.14a-11. SilverArc Capital Management, LLC Devesh S. Gandhi 05/13/2026 Devesh S. Gandhi Devesh S. Gandhi 05/13/2026