Company: XXII
Filing Date: 2025-11-04
Form Type: 424B5
Source: 0001493152-25-020754
Chunk: 53

Company: 22nd Century Group, Inc.
Filing Date: 2025-11-04
Form: 424B5
Chunk 53
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 that any document incorporated by reference is accurate as of any date other than its filing date. You should not consider this prospectus to be an offer or solicitation relating to the securities in any jurisdiction in which such an offer or solicitation relating to the securities is not authorized. Furthermore, you should not consider this prospectus to be an offer or solicitation relating to the securities if the person making the offer or solicitation is not qualified to do so, or if it is unlawful for you to receive such an offer or solicitation.

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<div align='center'>LEGAL MATTERS</div>

The validity of the securities offered by this prospectus will be passed upon for us by Foley & Lardner LLP. The validity of the securities offered by this prospectus will be passed upon for any underwriters or agents by counsel named in the applicable prospectus supplement. The opinions of Foley & Lardner LLP and counsel for any underwriters or agents may be conditioned upon and may be subject to assumptions regarding future action required to be taken by us and any underwriters, dealers or agents in connection with the issuance of any securities. The opinions of Foley & Lardner LLP and counsel for any underwriters or agents may be subject to other conditions and assumptions, as indicated in the prospectus supplement.

<div align='center'>EXPERTS</div>

The consolidated financial statements incorporated in this Prospectus by reference to the Annual Report on Form 10-K for the year ended December 31, 2022 have been so incorporated in reliance on the report of Freed Maxick CPAs, P.C., an independent registered public accounting firm, given on the authority of said firm as experts in auditing and accounting.

The combined consolidated financial statements of GVB Biopharma, which appear in the Company’s Current Report on Form 8-K/A filed with the Securities and Exchange Commission on July 20, 2022, incorporated herein by reference have been so incorporated in reliance on the report of Armanino LLP, an independent registered public accounting firm.

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<div align='center'>Up to $25,000,000

Common Stock

PROSPECTUS SUPPLEMENT

Needham & Company

November 4, 2025</div>