Michael Stuart Klein - 30 Jul 2026 Form 3 Insider Report for Churchill Capital Corp XIII

Reporting relationship: Chief Executive Officer, President and Chairman of the Board of Directors, Director, 10%+ Owner
Issuer ticker: N/A
Reported as of: 30 Jul 2026
Net transaction value: $0
SEC form: 3
Accepted by SEC: 30 Jul 2026, 21:42:59 UTC
Prior SEC filing: 02 Jul 2026
Next SEC filing: 05 Aug 2026
Source filing: View source filing
Reporting owner signature: /s/ Michael Klein

Key filing fact

Michael Stuart Klein filed Form 3 for Churchill Capital Corp XIII on 30 Jul 2026.

Key facts

This page summarizes Michael Stuart Klein's Form 3 filing for Churchill Capital Corp XIII.
0 reported transactions and 3 derivative rows are listed below.
Accepted by SEC: 30 Jul 2026, 21:42.

Change

Previous filing in this sequence was filed on 02 Jul 2026.
Current net transaction value: $0.

Research use

This tells you what this filing adds before you inspect full transaction and derivative tables.
You can trace every row back to the original SEC filing document.

Evidence

Official SEC source

Ownership activity is grounded in SEC Form 3 disclosures.

View source filing

Reporting Owners (3)

CIK 0001327392 Primary reporting owner

Klein Michael Stuart

Relationship: Chief Executive Officer, President and Chairman of the Board of Directors, Director, 10%+ Owner
Address: 640 FIFTH AVENUE, 14TH FLOOR, NEW YORK
Signature: /s/ Michael Klein
Signature date: 30 Jul 2026

CIK 0002124749

CHURCHILL SPONSOR XIII LLC

Relationship: 10%+ Owner
Address: 640 FIFTH AVENUE, 14TH FLOOR, NEW YORK
Signature: M. Klein Associates, Inc., By: /s/ Lee Jay Taragin, Name: Lee Jay Taragin, Title: Authorized Person
Signature date: 30 Jul 2026

CIK 0001751504

M. Klein Associates, Inc.

Relationship: 10%+ Owner
Address: 640 FIFTH AVENUE, 14TH FLOOR, NEW YORK
Signature: Churchill Sponsor XIII LLC, By: M. Klein Associates, Inc., its manager, By: /s/ Lee Jay Taragin, Name: Lee Jay Taragin, Title: Authorized Person:
Signature date: 30 Jul 2026

Reported derivative securities

Options, warrants, convertible securities, or similar derivative positions disclosed in the filing.

No ticker holding Derivative

Class B Ordinary Shares, par value $0.0001 per share

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after
Date: 30 Jul 2026
Ownership: See Footnotes
Underlying class: Class A Ordinary Shares, par value $0.0001 per share
Underlying amount: 13,800,000
Exercise price
Footnotes: F1, F2

No ticker holding Derivative

Class B Ordinary Shares, par value $0.0001 per share

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after
Date: 30 Jul 2026
Ownership: See Footnotes
Underlying class: Class A Ordinary Shares, par value $0.0001 per share
Underlying amount: 13,800,000
Exercise price
Footnotes: F1, F2

No ticker holding Derivative

Class B Ordinary Shares, par value $0.0001 per share

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after
Date: 30 Jul 2026
Ownership: See Footnotes
Underlying class: Class A Ordinary Shares, par value $0.0001 per share
Underlying amount: 13,800,000
Exercise price
Footnotes: F1, F2

^* marks a reported price that did not pass the local price check.

Additional SEC filing notes

Filing notes and footnotes

Explanation of responses 2 footnotes

Footnote F1

The reported shares of Churchill Capital Corp XIII (the "Issuer") are directly held by Churchill Sponsor XIII LLC (the "Sponsor") and include up to 1,800,000 Class B ordinary shares that are subject to forfeiture if the underwriters of the Issuer's initial public offering do not exercise in full an option granted to them to cover over-allotments. Pursuant to the Issuer's Amended and Restated Memorandum And Articles of Association, the Class B ordinary shares will automatically convert into the Class A ordinary shares, par value $0.0001 per share, of the Issuer at the time of the Issuer's initial business combination on a one-for-one basis, or at any time prior to the Issuer's initial business combination, at the option of the holder, subject to adjustment as described under the heading "Description of Securities--Founder Shares" in the Issuer's registration statement on Form S-1 (File No. 333-297472). The Class B ordinary shares have no expiration date.

Footnote F2

Michael Klein is the controlling stockholder of M. Klein Associates, Inc., which is the managing member of the Sponsor.

SEC remarks

Chief Executive Officer, President and Chairman of the Board of Directors