BIOVENTRIX(BVXX) - Prospectus(update)

As filed with the Securities and Exchange Commission on March 17, 2026. Registration No. 333-293418 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 AMENDMENT NO. 1 TO FORM S-1 REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933 BIOVENTRIX, INC. (I.R.S. Employer Identification No.) 120 Forbes Blvd., Suite 125 Mansfield, MA 02048 USA (925) 290-1000 (Address, Including Zip Code, and Telephone Number, Including Area Code, of Registrant's Principal Executive Offices) David Richmond Ch ...