Form 6-K Wise Group plc For: Jul 21

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM 6-K

REPORT OF FOREIGN PRIVATE ISSUER

PURSUANT TO RULE 13a-16 OR 15d-16

UNDER THE SECURITIES EXCHANGE ACT OF 1934

For the month of July 2026

Commission File Number: 001-43229

Wise Group plc

(Translation of registrant’s name into English)

1st Floor, Worship Square

65 Clifton Street

London EC2A 4JE

United Kingdom

(Address of Principal Executive Office)

Indicate by check mark whether the registrant files or will file annual reports under cover of Form 20-F or Form 40-F:

Form 20-F ☒   Form 40-F ☐

INFORMATION CONTAINED IN THIS REPORT ON FORM 6-K

On July 21, 2026, Wise Group plc released, via the Regulatory News Service in London, an announcement regarding its share buyback program, which is furnished as Exhibit 99.1 to this Form 6-K.

EXHIBIT INDEX

SIGNATURES

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned, thereunto duly authorized.