6-K

UNITEDSTATES

SECURITIESAND EXCHANGE COMMISSION

Washington,D.C. 20549

FORM6-K

REPORTOF FOREIGN PRIVATE ISSUER

PURSUANTTO RULE 13a-16 OR 15d-16

UNDERTHE SECURITIES EXCHANGE ACT OF 1934

Forthe month of July 2026

CommissionFile Number: 001-42557

RedCloudHoldings plc

(Registrant’sName)

50Liverpool Street,

London,EC2M 7PY, United Kingdom

(Addressof Principal Executive Offices)

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

Form 20-F ☒ Form 40-F ☐

Submissionof Matters to a Vote of Security Holders.

On June 30, 2026, RedCloud Holdings plc (the “Company”) completed its general meeting of shareholders (the “GeneralMeeting”). As of the record date of May 22, 2026 (the “Record Date”), 62,038,019 ordinary shares, par value £0.002 per share (the “Ordinary Shares”), were issued and outstanding and entitled to vote at the General Meeting. The number of Ordinary Shares present or represented by valid proxy at the General Meeting was 20,678,527 Ordinary Shares, representing a quorum. The following actions were taken at the General Meeting:

ProposalNo. 1: Reappointment of Justin Floyd as a Director

The first proposal was the approval of the reappointment of Justin Floyd as a director to serve on the board of directors of the Company (the “Board of Directors”). The vote on the proposal was as follows:

Proposal No. 1 was approved by a majority of Ordinary Shares present in person or by proxy at the General Meeting.

ProposalNo. 2: Reappointment of Hans Kunz as a Director

The second proposal was the approval of the reappointment of Hans Kunz as a director to serve on the Board of Directors of the Company. The vote on the proposal was as follows:

Proposal No. 2 was approved by a majority of Ordinary Shares present in person or by proxy at the General Meeting.

ProposalNo. 3: Reappointment of Nikolaus Senn as a Director

The third proposal was the approval of the reappointment of Nikolaus Senn as a director to serve on the Board of Directors. The vote on the proposal was as follows:

Proposal No. 3 was approved by a majority of Ordinary Shares present in person or by proxy at the General Meeting.

ProposalNo. 4: Reappointment of Soumaya Hamzaoui as a Director

The fourth proposal was the approval of the reappointment of Soumaya Hamzaoui as a director to serve on the Board of Directors. The vote on the proposal was as follows:

Proposal No. 4 was approved by a majority of Ordinary Shares present in person or by proxy at the General Meeting.

ProposalNo. 5: Reappointment of David Bolocan as a Director

The fifth proposal was the approval of the reappointment of David Bolocan as a director to serve on the Board of Directors. The vote on the proposal was as follows:

Proposal No. 5 was approved by a majority of Ordinary Shares present in person or by proxy at the General Meeting.

ProposalNo. 6: Reappointment of Prem Parameswaran as a Director

The sixth proposal was the approval of the reappointment of Prem Parameswaran as a director to serve on the Board of Directors. The vote on the proposal was as follows:

Proposal No. 6 was approved by a majority of Ordinary Shares present in person or by proxy at the General Meeting.

ProposalNo. 7: Reappointment of Auditor

The seventh proposal was the approval of the reappointment of PKF Littlejohn LLP to serve as the auditor of the Company. The vote on the proposal was as follows:

Proposal No. 7 was approved by a majority of Ordinary Shares present in person or by proxy at the General Meeting.

ProposalNo. 8: Adoption of Financial Statements

The eighth proposal was the approval of the annual report and financial statements (the “Financial Statements”) of the Company for the financial year ended December 31, 2025. The vote on the proposal was as follows:

Proposal No. 8 was approved by a majority of Ordinary Shares present in person or by proxy at the General Meeting.

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.

Date: July 10, 2026