1、As filed with the Securities and Exchange Commission on August 4,2025Registration No.333-UNITED STATESSECURITIES AND EXCHANGE COMMISSIONWashington,D.C.20549 FORM S-1REGISTRATION STATEMENTUNDERTHE SECURITIES ACT OF 1933 Longeveron Inc.(Exact name of registrant as specified in its charter)Delaware 283

2、4 47-2174146(State or other jurisdiction ofincorporation or organization)(Primary Standard IndustrialClassification Code Number)(I.R.S.EmployerIdentification No.)1951 NW 7th Avenue,Suite 520Miami,Florida 33136Telephone:(305)909-0840(Address,including zip code,and telephone number,including area code

3、,of registrants principal executive offices)Wael HashadChief Executive OfficerLongeveron Inc.1951 NW 7th Avenue,Suite 520Miami,Florida 33136Telephone:(305)909-0840(Name,address,including zip code,and telephone number,including area code,of agent for service)With copies to:Jennifer Minter,Esq.Adam G.

4、Wicks,Esq.Buchanan Ingersoll&Rooney PCUnion Trust Building501 Grant Street,Suite 200Pittsburgh,PA 15219Telephone:(412)562-8800 Rick A.Werner,Esq.Jayun Koo,Esq.Haynes and Boone,LLP30 Rockefeller Plaza,26th FloorNew York,New York 10022(212)659-7300 Approximate date of commencement of proposed sale to

5、the public:As soon as practicable after this Registration Statement is declared effective.If any of the securities being registered on this Form are to be offered on a delayed or continuous basis pursuant to Rule 415 underthe Securities Act of 1933,check the following box.If this Form is filed to re

6、gister additional securities for an offering pursuant to Rule 462(b)under the Securities Act,please checkthe following box and list the Securities Act registration statement number of the earlier effective registration statement for thesame offering.If this Form is a post-effective amendment filed p