HBM Healthcare Investments (Cayman) Ltd. Reports 5.7% Ownership in Immuneering Corp

HBM Healthcare Investments (Cayman) Ltd. has reported a 5.7% ownership in Immuneering Corp, holding 3,646,304 shares of Class A Common Stock as of September 30, 2025. The shares are held solely by HBM Healthcare Investments (Cayman) Ltd., with no shared voting or dispositive power. The filing indicates that the shares were not acquired for the purpose of influencing the control of the issuer. The voting and investment power over these shares is exercised by the board of directors of HBM Healthcare Investments (Cayman) Ltd., which includes Jean-Marc LeSieur, Richard H. Coles, Sophia Harris, Dr. Andreas Wicki, Mark Kronenfeld, M.D., and Richard Paul Woodhouse. The filing was made under Rule 13d-1(c) and was signed by Jean-Marc LeSieur, Managing Director, on October 3, 2025.