TABLE OF CONTENTS As filed with the Securities and Exchange Commission on November 18, 2025 Registration Number 333-290001 UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 AMENDMENT NO. 2 TO FORM S-1 REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933 Park Dental Partners, Inc. (Exact name of registrant as specified in its charter) 8090 (Primary Standard Industrial Classification Code Number) 93-2020683 (I.R.S. Employer Identification Number) Minnesota (State or Other Jurisdiction ...