Company: RNAC
Filing Date: 2025-01-08
Form Type: 424B7
Source: 0001140361-25-000634
Chunk: 2

Company: Cartesian Therapeutics, Inc.
Filing Date: 2025-01-08
Form: 424B7
Chunk 2
---
  5 |
| THE COMPANY                                          |     |  6 |
| THE OFFERING                                         |     |  7 |
| RISK FACTORS                                         |     |  9 |
| USE OF PROCEEDS                                      |     | 10 |
| DESCRIPTION OF CAPITAL STOCK                         |     | 11 |
| SELLING STOCKHOLDERS                                 |     | 18 |
| PLAN OF DISTRIBUTION                                 |     | 22 |
| LEGAL MATTERS                                        |     | 25 |
| EXPERTS                                              |     | 26 |

i

#### TABLE OF CONTENTS

### ABOUT THIS PROSPECTUS
This prospectus is part of a registration statement that we filed with the SEC using a “shelf” registration process. Under this shelf registration process, the Selling Stockholders may, from time to time, sell the securities described in this prospectus in one or more offerings.

This prospectus contains information that you should consider when making your investment decision. Neither we nor the Selling Stockholders have authorized anyone to provide you with information that is different from or in addition to the information contained in this prospectus or in any applicable prospectus supplement or in any related free writing prospectus prepared by or on behalf of us or to which we have referred you. Accordingly, neither we nor any Selling Stockholder takes any responsibility for, or can provide any assurance as to the reliability of, any information that others may give. The Selling Stockholders are offering to sell, and seeking offers to buy, our securities only in jurisdictions where it is lawful to do so. This prospectus and any accompanying prospectus supplement do not constitute an offer to sell or the solicitation of an offer to buy any securities other than the securities described in any accompanying prospectus supplement or an offer to sell or the solicitation of an offer to buy such securities in any circumstances in which such offer or solicitation is unlawful. You should assume that the information appearing in this prospectus, any prospectus supplement and any related free writing prospectus is accurate only as of their respective dates. Our business, financial condition, results of operations and prospects may have changed materially since those dates.

We may also provide a prospectus supplement or post-effective amendment to the registration statement to add information to, or update or change information contained in, this prospectus. You should read this prospectus and any applicable prospectus supplement or post-effective amendment to the registration statement together with the additional information to which we refer you in the section of this prospectus titled “ Where You