Catherine P. Lego - 13 Feb 2026 Form 4 Insider Report for Churchill Capital Corp X/Cayman (CCCX)

Reporting relationship: Director
Issuer ticker: CCCX
Reported as of: 13 Feb 2026
Net transaction value: $0
SEC form: 4
Accepted by SEC: 18 Feb 2026, 08:50:42 UTC
Prior SEC filing: 16 Dec 2025
Next SEC filing: 14 Apr 2026
Source filing: View source filing
Reporting owner signature: /s/ Jason D. Hall, Attorney-in-Fact

Key filing fact

Catherine P. Lego filed Form 4 for Churchill Capital Corp X/Cayman (CCCX) on 18 Feb 2026.

Key facts

This page summarizes Catherine P. Lego's Form 4 filing for Churchill Capital Corp X/Cayman (CCCX).
2 reported transactions and 0 derivative rows are listed below.
Accepted by SEC: 18 Feb 2026, 08:50.

Change

Previous filing in this sequence was filed on 16 Dec 2025.
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

Filed on Form 4

Ownership activity is grounded in SEC Form 4 disclosures.

View source filing

Reporting Owners (1)

CIK 0001291570 Primary reporting owner

Lego Catherine P

Relationship: Director
Address: C/O INFLEQTION, INC., 1315 WEST CENTURY DRIVE, SUITE 150, LOUISVILLE
Signature: /s/ Jason D. Hall, Attorney-in-Fact
Signature date: 18 Feb 2026

Reported non-derivative transactions

Shares, units, or other non-derivative securities reported in this filing.

CCCX transaction

Common Stock

Award

Transaction value
Shares: +477,680
Change %
Price
Shares after: 477,680
Date: 13 Feb 2026
Ownership: Direct
Footnotes: F1, F2

CCCX transaction

Common Stock

Award

Transaction value
Shares: +82,801
Change %
Price
Shares after: 82,801
Date: 13 Feb 2026
Ownership: See footnote
Footnotes: F1, F3, F4

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

Additional SEC filing notes

Filing notes and footnotes

Explanation of responses 4 footnotes

Footnote F1

Received pursuant to the Agreement and Plan of Merger and Reorganization, dated as of September 8, 2025, by and among Churchill Capital Corp X, a Delaware corporation now known as Infleqtion, Inc. ("Acquiror"), AH Merger Sub I, Inc., a direct, wholly-owned Subsidiary of Acquiror ("Merger Sub I"), AH Merger Sub II, LLC, a direct, wholly-owned Subsidiary of Acquiror ("Merger Sub II" and together with Merger Sub I, "Merger Subs") and ColdQuanta, Inc. (the "Company") pursuant to which (a) Merger Sub I was merged with and into the Company, and the Company continued as the surviving corporation and immediately thereafter, (b) the Company merged with and into Merger Sub II, and Merger Sub II became the surviving company and continued in existence as a wholly-owned subsidiary of Acquiror (collectively, the "Mergers"). In connection with the Mergers, Acquiror changed its name to Infleqtion, Inc. (the "Issuer").

Footnote F2

103,739 of the shares are subject to the Issuer's right of repurchase. Such shares vest 1/36 per month until fully vested on December 10, 2026, subject to the continuous service of the Reporting Person as of each such date.

Footnote F3

Represents shares of common stock of the Issuer issued upon conversion of the Company's Series C-1 preferred stock pursuant to the Mergers.

Footnote F4

Held directly by Lego Holdings, LP. Ms. Lego may be deemed to beneficially own shares held by Lego Holdings, LP by virtue of her voting power and investment power over such shares.