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

Rhea-AI Filing Summary

Cantor Equity Partners IV, Inc. (CEPF) reported a Form 4 disclosing that on 10/06/2025 the reporting person closed a purchase that results in beneficial ownership of 900,000 Class A ordinary shares and 11,250,000 Class B ordinary shares, a total of 12,150,000 shares held indirectly through the Sponsor.

The filing states the voting shares of CFGM were acquired for $200,000. The Class B shares convert one-for-one into Class A shares at the time of the company's initial business combination (or earlier at holder option), per the registration statement. The reporting person is Chairman and CEO of the Sponsor entities and disclaims beneficial ownership beyond any pecuniary interest.

Positive

• Significant aligned ownership: reporting person indirectly holds 12,150,000 shares, aligning sponsor incentives with company outcomes
• Clear conversion mechanics: 11,250,000 Class B shares convert one-for-one into Class A at the initial business combination, providing a defined path to public share class parity

Negative

• Concentrated control risk: large indirect stake through Sponsor and related entities centralizes voting power
• Limited price transparency: aggregate purchase price of $200,000 may require context for valuation implications prior to the business combination

Insights

Corporate Governance Analyst

Large indirect ownership increases insider voting control and alignment with sponsor interests.

The transaction results in beneficial ownership of 12,150,000 total shares held by the Sponsor, giving the reporting person significant indirect voting influence through the Sponsor and related entities. Control flows through CFGM, CFLP and the Sponsor as described, with the reporting person serving as Chairman and CEO and trustee with decision-making control.

This structure concentrates voting power ahead of the company's initial business combination; investors should note the convertibility of 11,250,000 Class B shares into Class A on a one-for-one basis at the combination, which will affect share composition at that milestone.

Investor Relations Analyst

Transaction size and purchase price are factual but require context for investor impact.

The filing discloses an aggregate purchase price of $200,000 for the voting shares of CFGM that lead to the Sponsor's control of the disclosed shares. The Class B shares are founder-type shares convertible into Class A at the initial business combination, which is a material structural feature.

Near term, the key monitorable items are the timing of the initial business combination and any exercises/conversions affecting outstanding Class A share count; those events will change public float and voting dynamics.

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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hours per response:			0.5

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^*

Cantor EP Holdings I, LLC

(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 the Form 4 for Cantor Equity Partners IV (CEPF) disclose?

The Form 4 discloses beneficial ownership of 900,000 Class A and 11,250,000 Class B ordinary shares (total 12,150,000 shares) resulting from a purchase closed on 10/06/2025 with an aggregate purchase price of $200,000.

Who is the reporting person on the CEPF Form 4?

The reporting person is the Chairman and CEO of the Sponsor entities and trustee with decision-making control; the Form 4 is signed by Brandon Lutnick.

Do the Class B shares convert to Class A shares?

Yes. Per the registration statement referenced, the Class B ordinary shares convert one-for-one into Class A ordinary shares at the time of the initial business combination or earlier at the holder's option.

How was the Sponsor structure described in the filing?

The Sponsor is the record holder; CFLP is the Sponsor's sole member and CFGM is CFLP's managing general partner. The reporting person is Chairman/CEO of these entities and disclaims beneficial ownership beyond any pecuniary interest.

What investor events follow this filing?

Material events to monitor are the timing of the initial business combination and any conversions/exercises that change the Class A share count and public float.