[Form 4] Cantor Equity Partners IV, Inc. Insider Trading Activity

Rhea-AI Filing Summary

On 10/06/2025, Brandon Lutnick completed the purchase of the voting shares of CF Group Management, Inc., acquiring control through trusts he serves as trustee for a stated aggregate purchase price of $200,000. As a result, Lutnick may be deemed to beneficially own 900,000 Class A ordinary shares and 11,250,000 Class B ordinary shares of Cantor Equity Partners IV, Inc. (CEPF). The filing notes the Class B shares convert one-for-one into Class A shares at the time of the company's initial business combination or at the holder's option. The report also explains the ownership chain: CF Group Management is manager of Cantor Fitzgerald, L.P., which is sole member of the Sponsor that holds the shares, and Lutnick disclaims beneficial ownership beyond his pecuniary interest.

Positive

• Acquisition completed on 10/06/2025 for $200,000, establishing clear control of voting shares
• Beneficial ownership recorded as 900,000 Class A and 11,250,000 Class B ordinary shares
• Class B shares convertible one-for-one into Class A shares at initial business combination, providing path to common-share alignment

Negative

• High concentration of founder-class shares controlled through the Sponsor and trusts could limit public voting influence
• Disclaimer of beneficial ownership for amounts beyond pecuniary interest creates ambiguity about actual economic stake

Insights

Corporate Governance Specialist

TL;DR: A trustee-acquired voting stake consolidates decision control over the Sponsor and founder shares.

The filing documents that the reporting person closed acquisition of the voting shares of CF Group Management, Inc. on 10/06/2025, giving him control via trusts and potential beneficial ownership of 900,000 Class A and 11,250,000 Class B shares. This creates a clear governance link between the reporting person and the Sponsor that holds the founder shares.

Key dependencies and risks include the reported disclaimer that he disclaims beneficial ownership of securities held by the Sponsor in excess of any pecuniary interest; that language may affect how voting influence is interpreted for regulatory or investor scrutiny. Watch for filings around the initial business combination when Class B shares may convert to Class A.

Equity Structure Analyst

TL;DR: Founder-class shares convertible one-for-one could materially change public float at business combination.

The report notes 11,250,000 Class B shares that convert one-for-one into Class A ordinary shares at the time of an initial business combination or at holder option. If conversion occurs, the effective Class A share count held or controlled by the Sponsor would increase by that amount.

Investors should note the conversion mechanics and the Sponsor ownership chain; conversion timing (initial business combination) is the concrete trigger disclosed. Changes in conversion or ownership will affect voting and dilution outcomes when the Company moves toward the business combination milestone.

SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

OMB APPROVAL

OMB Number:			3235-0287
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Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

Lutnick Brandon

(Last) (First) (Middle)

C/O CANTOR EQUITY PARTNERS IV, INC.

110 EAST 59TH STREET

(Street)

NEW YORK NY 10022

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
Cantor Equity Partners IV, Inc. [ CEPF ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

X	Director	X	10% Owner
X	Officer (give title below)		Other (specify below)
	Chairman and CEO

3. Date of Earliest Transaction (Month/Day/Year)
10/06/2025

4. If Amendment, Date of Original Filed (Month/Day/Year)

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price
Class A ordinary shares	10/06/2025		P		900,000	A	(1)	900,000	I	Seefootnote(3)

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares
Class B ordinary shares	(2)	10/06/2025		P		11,250,000		(2)	(2)	Class A ordinary shares	11,250,000	(1)	11,250,000	I	Seefootnote(3)

Explanation of Responses:

1. On October 6, 2025, the reporting person, through trusts for which he is trustee with decision making control, closed the purchase of all of the voting shares of CF Group Management, Inc. ("CFGM"), which is the managing general partner of Cantor Fitzgerald, L.P. ("CFLP"), from Howard W. Lutnick. CFLP is the sole member of Cantor EP Holdings IV, LLC (the "Sponsor"). The Sponsor is the direct owner of 900,000 Class A ordinary shares of Cantor Equity Partners IV, Inc. (the "Company"), par value $0.0001 per share (the "Class A Ordinary Shares"), and 11,250,000 Class B ordinary shares of the Company, par value $0.0001 per share (the "Class B Ordinary Shares"). Following the closing of the transaction, the reporting person may be deemed to have beneficial ownership of the 900,000 Class A Ordinary Shares and 11,250,000 Class B Ordinary Shares held by the Sponsor. The aggregate purchase price of the voting shares of CFGM was $200,000.

2. As described in the Company's registration statement on Form S-1 (File No. 333-288768) under the heading "Description of Securities--Founder Shares", the Class B ordinary shares will automatically convert into Class A ordinary shares at the time of the Company's initial business combination, or at any time and from time to time at the option of the holder, on a one-for-one basis, subject to adjustment for share sub-divisions, share dividends, reorganizations, recapitalizations and the like, and certain anti-dilution rights.

3. The Sponsor is the record holder of the shares reported herein. CFLP is the sole member of the Sponsor. CFGM is the managing general partner of CFLP. The reporting person is the Chairman and Chief Executive Officer of the Sponsor, CFLP and CFGM and also the trustee with decision making control of trusts that hold all of the voting shares of CFGM. The reporting person disclaims beneficial ownership of all securities held by the Sponsor in excess of his pecuniary interest, if any, and this report shall not be deemed an admission that he was the beneficial owner of, or had pecuniary interest in, any such excess securities for purposes of Section 16 of the Securities Exchange Act of 1934, as amended, or for any other purpose.

	/s/ Brandon Lutnick	10/06/2025
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.

FAQ

What did Brandon Lutnick acquire according to the Form 4 for CEPF?

The Form 4 reports that Brandon Lutnick closed the purchase of the voting shares of CF Group Management and may be deemed to beneficially own 900,000 Class A and 11,250,000 Class B ordinary shares of CEPF.

How much was paid for the voting shares reported in CEPF's Form 4?

The aggregate purchase price reported for the voting shares of CF Group Management was $200,000.

Do the Class B shares reported in the Form 4 convert to Class A shares for CEPF?

Yes. The filing states the Class B ordinary shares convert one-for-one into Class A ordinary shares at the time of the Company's initial business combination or at the holder's option.

When did the transaction reported on the CEPF Form 4 occur?

The transaction date shown on the Form 4 is 10/06/2025.

Does the reporting person claim full beneficial ownership of the Sponsor's shares?

The reporting person disclaims beneficial ownership of any securities held by the Sponsor in excess of his pecuniary interest, as stated in the filing.