AMENDMENT NO. 1 As filed with the U.S. Securities and Exchange Commission on May 3, 2024. Registration No. 333-278653 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 TO FORM S-1 REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933 Bowhead Specialty Holdings Inc. (Exact name of registrant as specified in its charter) (State or other jurisdiction of incorporation or organization) (Primary Standard Industrial Classification Code Number) Delaware 6331 87-1433334 (I.R.S. Employer Ident ...