Cartesian Growth Corp IV director files Form 3

Cartesian Growth Corp IV director Lu Yongchen has filed an initial Form 3, which is the baseline disclosure of insider ownership and status.

Accepted by SEC EDGAR 06/24/2026 - 09:01 PM EDT Learn about SEC filing dates

Rhea-AI Filing Summary

Cartesian Growth Corp IV director Lu Yongchen has filed an initial Form 3, which is the baseline disclosure of insider ownership and status. The filing does not report any insider purchases, sales, gifts, or other transactions in the company’s securities, and shows no derivative positions.

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What does Lu Yongchen’s Form 3 filing for Cartesian Growth Corp IV (CGCFU) show?

The Form 3 for Lu Yongchen reports his status as a director of Cartesian Growth Corp IV. It does not list any insider purchases, sales, gifts, or other transactions and shows no derivative positions in the company’s securities at this time.

Does the Cartesian Growth Corp IV (CGCFU) Form 3 show any insider buying or selling?

No, the Form 3 does not show any insider buying or selling. The transaction summary fields for purchases, sales, exercises, gifts, and tax withholdings all report zero counts and zero shares, indicating no reportable transactions in this filing.

What insider role is disclosed in this Cartesian Growth Corp IV (CGCFU) Form 3?

The filing identifies Lu Yongchen as a director of Cartesian Growth Corp IV. He is not listed as an officer or ten percent owner in the provided data, so this Form 3 establishes his reporting status primarily in his capacity as a board member.

Are there any derivative securities reported in Lu Yongchen’s Form 3 for Cartesian Growth Corp IV (CGCFU)?

No, the derivative section is empty in this Form 3. The derivativeSummary array contains no entries, and the derivativeTransactionCount in the transaction summary is zero, indicating no options, warrants, or other derivatives are reported in this filing.

What is the purpose of this Form 3 related to Cartesian Growth Corp IV (CGCFU)?

This Form 3 serves as an initial statement of beneficial ownership for director Lu Yongchen. It provides a baseline disclosure for future Form 4 or Form 5 updates, and in this case shows no reportable holdings, transactions, or derivative positions at the time of filing.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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SEC Form 3

FORM 3

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

INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES

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:			3235-0104
Estimated average burden
hours per response:			0.5

1. Name and Address of Reporting Person^*

Lu Yongchen

(Last) (First) (Middle)

505 FIFTH AVENUE, 15TH FLOOR

(Street)

NEW YORK NEW YORK 10017

(City) (State) (Zip)

UNITED STATES

(Country)

2. Date of Event Requiring Statement (Month/Day/Year)
06/24/2026

3. Issuer Name and Ticker or Trading Symbol
Cartesian Growth Corp IV [ CGCF ]

3a. Foreign Trading Symbol

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

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

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

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 Beneficially Owned
1. Title of Security (Instr. 4)	2. Amount of Securities Beneficially Owned (Instr. 4)	3. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	4. Nature of Indirect Beneficial Ownership (Instr. 5)

Table II - Derivative Securities Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 4)	2. Date Exercisable and Expiration Date (Month/Day/Year)		3. Title and Amount of Securities Underlying Derivative Security (Instr. 4)		4. Conversion or Exercise Price of Derivative Security	5. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	6. Nature of Indirect Beneficial Ownership (Instr. 5)
	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

Remarks:

The Reporting Person holds an economic interest in CGC IV Sponsor DirectorCo LLC ("DirectorCo") and a pecuniary interest in certain of the securities held by DirectorCo. The Reporting Person disclaims beneficial ownership of such securities except to the extent of his pecuniary interest therein. See Exhibit 24.1 - Power of Attorney

No securities are beneficially owned.

	/s/ Thomas Martin, Attorney-in-Fact	06/24/2026
	** 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 5 (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.
* Form 3: SEC 1473 (03-26)