UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM 8-K

CURRENT REPORT

Pursuant to Section 13 or Section 15(d) of the Securities Exchange Act of 1934

Date of Report (Date of earliest event reported): January 30, 2023

BlueRiver Acquisition Corp.

(Exact name of registrant as specified in its charter)

Registrant’s telephone number, including area code: (210) 832 3305

Not Applicable

(Former name or former address, if changed since last report)

Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions:

Securities registered pursuant to Section 12(b) of the Act:

Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 or Rule 12b-2 of the Securities Exchange Act of 1934.

Emerging growth company  x

If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act.  ¨

As previously disclosed in its definitive proxy statement dated as of January 13, 2023 (the “Definitive Proxy Statement”), BlueRiver Acquisition Corp. (the “Company”) will be holding an extraordinary general meeting of its shareholders on January 31, 2023 (the “Special Meeting”) to consider and vote upon the Extension Proposal (as defined in the Definitive Proxy Statement) and, if necessary, the Adjournment Proposal (as defined in the Definitive Proxy Statement).

As of January 30, 2023, a total of 26,738,255 of the Company’s Class A ordinary shares were presented for redemption in connection with the Special Meeting.

Forward-Looking Statements

This Current Report on Form 8-K (the “Report”) includes forward-looking statements that involve risks and uncertainties. Forward-looking statements are statements that are not historical facts. Such forward-looking statements are subject to risks and uncertainties, which could cause actual results to differ from the forward-looking statements. These forward-looking statements and factors that may cause such differences include, without limitation, the risks and uncertainties indicated from time to time in the Company’s filings with the Securities and Exchange Commission (“SEC”). Readers are cautioned not to place undue reliance upon any forward-looking statements, which speak only as of the date made. The Company expressly disclaims any obligations or undertaking to release publicly any updates or revisions to any forward-looking statements contained herein to reflect any change in the Company’s expectations with respect thereto or any change in events, conditions or circumstances on which any statement is based.

Participants in the Solicitation

The Company and its directors, executive officers, other members of management and employees, under SEC rules, may be deemed to be participants in the solicitation of proxies from the securityholders of the Company in favor of the approval of the Extension Proposal. Investors and security holders may obtain more detailed information regarding the names, affiliations and interests of the Company’s directors and officers in the definitive proxy statement dated January 13, 2023 (the “Proxy Statement”), which may be obtained free of charge from the sources indicated below.

No Offer or Solicitation

This Report shall not constitute a solicitation of a proxy, consent or authorization with respect to any securities. This communication shall also not constitute an offer to sell or the solicitation of an offer to buy any securities, nor shall there be any sale of securities in any states or jurisdictions in which such offer, solicitation or sale would be unlawful prior to registration or qualification under the securities laws of any such jurisdiction. No offering of securities shall be made except by means of a prospectus meeting the requirements of Section 10 of the Securities Act or an exemption therefrom.

Additional Information and Where to Find It

The Company urges investors, shareholders and other interested persons to read the Proxy Statement as well as other documents filed by the Company with the SEC, because these documents will contain important information about the Company and the Extension Proposal. Shareholders may obtain copies of the Proxy Statement, without charge, at the SEC’s website at www.sec.gov or by directing a request to the Company’s proxy solicitor, Okapi Partners, at 1212 Avenue of the Americas, 17th Floor, New York, NY 10036, Toll-Free (855) 208-8903 or (212) 297-0720, Email: info@okapipartners.com.

SIGNATURE

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 hereunto duly authorized.

Dated: January 30, 2023