UNITED STATES
SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

Form 8-K

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

July 10, 2026
Date of Report (Date of earliest event reported)

Burtech Acquisition Corp II

(Exact name of Registrant as specified in its charter)

Registrant’s telephone number, including area code: (202) 790-8050

N/A
(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 (17 CFR §230.405) or Rule 12b-2 of the Securities Exchange Act of 1934 (17 CFR §240.12b-2).

Emerging growth company ☒

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. ☐

Item 8.01. Other Events.

On July 10, 2026, Burtech Acquisition Corp II (the “Company”), announced that, on or about July 14, 2026, the holders of the Company’s units (the “Units”) may elect to separately trade the ordinary shares and warrants included in the Units. Each Unit consists of one Class A ordinary share, par value $0.0001 per share (“Ordinary Share”) and one redeemable warrant (“warrant”). Each warrant entitles the holder thereof to purchase one Class A ordinary share at a price of $11.50 per share. Any Units not separated will continue to trade on The Nasdaq Global Market (“Nasdaq”) under the symbol “BRKHU.” Any underlying Ordinary Shares and warrants that are separated will trade on Nasdaq under the symbols “BRKH” and “BRKHW,” respectively. Holders of Units will need to have their brokers contact Continental Stock Transfer & Trust Company, the Company’s transfer agent, in order to separate the holders’ Units into Ordinary Shares and Rights.

A copy of the press release issued by the Company announcing the separate trading of the securities underlying the Units is attached hereto as Exhibit 99.1.

Item 9.01 Financial Statements and Exhibits.

(d) Exhibits

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 hereunto duly authorized.