[Form 4] Celanese Corp Insider Trading Activity

Rhea-AI Filing Summary

Celanese Corp (CE) reported an equity award to Chief Accounting Officer Aaron M. McGilvray. On 11/17/2025, he acquired 2,980 time-based restricted stock units (RSUs) of Celanese common stock at a price of $0 as a compensatory grant. Each RSU represents the right to receive one share of common stock if vesting conditions are met.

The RSUs will vest, subject to continued employment, in two equal installments of 50% on November 17, 2026 and November 17, 2027. Following this grant, McGilvray beneficially owns 10,319.378 shares directly and 798.8018 shares indirectly through a 401(k) plan.

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
Estimated average burden
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^*

McGilvray Aaron M

(Last) (First) (Middle)

222 W LAS COLINAS BLVD SUITE 900N

(Street)

IRVING TX 75039

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
Celanese Corp [ CE ]

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

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

3. Date of Earliest Transaction (Month/Day/Year)
11/17/2025

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
Common Stock	11/17/2025		A		2,980(1)	A	$0	10,319.378	D
Common Stock								798.8018	I	by 401(k) Plan

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

Explanation of Responses:

1. Time-based restricted stock units ("RSUs") granted pursuant to the Company's Amended and Restated 2018 Global Incentive Plan. Each RSU represents the right to receive one share of Common Stock. The RSUs will vest, subject to continued employment, with respect to 50% of the RSUs on each of November 17, 2026 and November 17, 2027.

Remarks:

	/s/ Adam R. Santosuosso, Attorney-in-Fact for Aaron M. McGilvray	11/19/2025
	** 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 Celanese Corp (CE) disclose in this Form 4 filing?

Celanese Corp reported that its Chief Accounting Officer, Aaron M. McGilvray, received 2,980 time-based restricted stock units (RSUs) of Celanese common stock on 11/17/2025 as part of an equity award.

Who is the reporting person in this Celanese (CE) Form 4 and what is their role?

The reporting person is Aaron M. McGilvray, who serves as Chief Accounting Officer of Celanese Corp.

How many RSUs did the Celanese (CE) executive receive and under what plan?

Aaron M. McGilvray received 2,980 RSUs granted under the Company’s Amended and Restated 2018 Global Incentive Plan.

When do the new Celanese (CE) RSUs vest for the Chief Accounting Officer?

The RSUs will vest, subject to continued employment, with 50% vesting on November 17, 2026 and the remaining 50% on November 17, 2027.

What does each Celanese (CE) RSU represent in this Form 4 filing?

Each RSU represents the right to receive one share of Celanese common stock, subject to the vesting schedule and continued employment conditions.

How many Celanese (CE) shares does the reporting person own after this transaction?

After the reported transaction, Aaron M. McGilvray beneficially owns 10,319.378 Celanese common shares directly and 798.8018 shares indirectly through a 401(k) Plan.