[8-K] Cantor Equity Partners III, Inc. Reports Material Event

Rhea-AI Filing Summary

Cantor Equity Partners III, Inc. (CAEP) announced a board change. On October 23, 2025, director Natasha Cornstein resigned from the Board of Directors. She had served on the Audit Committee and the Compensation Committee. The company stated her resignation was not due to any dispute or disagreement with the company or on any matter relating to its operations, policies or practices.

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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

Date of Report (Date of earliest event reported): October 28, 2025 (October 23, 2025)

CANTOR EQUITY PARTNERS III, INC.

(Exact name of registrant as specified in its charter)

Cayman Islands		001-42716		98-1576549
(State or other jurisdiction of incorporation)		(Commission File Number)		(IRS Employer Identification No.)

110 East 59th Street

New York, NY 10022

(Address of principal executive offices, including zip code)

Registrant’s telephone number, including area code: (212) 938-5000

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:

☐	Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)
☐	Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)
☐	Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))
☐	Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))

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

Title of each class		Trading Symbol(s)		Name of each exchange on which registered
Class A ordinary shares, par value $0.0001 per share		CAEP		The Nasdaq Stock Market LLC

Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (§230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§240.12b-2 of this chapter).

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 5.02 Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers.

(b) Resignation of Directors.

On October 23, 2025, Natasha Cornstein resigned as a member of the Board of Directors (the “Board”) of Cantor Equity Partners III, Inc. (the “Company”). Prior to her resignation, Ms. Cornstein served as a member of each of the Audit Committee and Compensation Committee of the Company. Ms. Cornstein’s decision to resign from the Board was not due to any dispute or disagreement with the Company, or on any matter relating to the Company’s operations, policies or practices.

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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: October 28, 2025

	CANTOR EQUITY PARTNERS III, INC.
	By:	/s/ Brandon Lutnick
	Name:	Brandon Lutnick
	Title:	Chief Executive Officer

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FAQ

Which director resigned from CAEP’s board?

Natasha Cornstein resigned from the Board of Directors.

When did the CAEP director resignation occur?

The resignation occurred on October 23, 2025.

Which CAEP board committees did Natasha Cornstein serve on?

She served on the Audit Committee and the Compensation Committee.

Did the resignation involve a disagreement with CAEP?

No. The company stated it was not due to any dispute or disagreement on operations, policies, or practices.

What is CAEP’s trading symbol and exchange?

CAEP’s Class A ordinary shares trade under CAEP on The Nasdaq Stock Market LLC.

Who signed the report for CAEP?

The report was signed by Brandon Lutnick, Chief Executive Officer, dated October 28, 2025.