CE Form 4: Director reports 7.84 phantom shares; total 10,235.059

Rhea-AI Filing Summary

Celanese (CE) director Jay V. Ihlenfeld filed a Form 4 reporting an acquisition of 7.84 shares of phantom stock on 11/12/2025 (Code A). Following this transaction, he beneficially owns 10,235.059 derivative securities, held directly.

Each phantom share represents the right to receive one share of common stock. The reported phantom stock reflects dividend equivalents on compensation deferred under the company’s 2008 Deferred Compensation Plan and becomes payable in common shares after the director’s service ends, as provided in the plan.

Insider Trade Summary

1 transaction reported

Mixed 1 txn

Insider IHLENFELD JAY V

Role Director

Type	Security	Shares	Price	Value
Grant/Award	Phantom Stock	7.84	$39.12	$306.70

Holdings After Transaction: Phantom Stock — 10,235.059 shares (Direct)

Footnotes (1)

1. Each share of phantom stock represents the right to receive one share of Common Stock. The reported phantom stock represents dividend equivalents on compensation deferred under the Company's 2008 Deferred Compensation Plan (the "Plan"). The shares of phantom stock become payable in shares of Common Stock, as provided in the Plan, following the termination of the reporting person's service as a director of the Company.

Form 4 Insider Transactions: What Each Field Means →

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^*

IHLENFELD JAY V

(Last) (First) (Middle)

C/O CELANESE CORPORATION

222 W. LAS COLINAS BLVD., SUITE 900N

(Street)

IRVING TX 75039-5421

(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)

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

3. Date of Earliest Transaction (Month/Day/Year)
11/12/2025

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

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
Phantom Stock	(1)	11/12/2025		A		7.84		(2)	(2)	Common Stock	7.84	$39.12	10,235.059	D

Explanation of Responses:

1. Each share of phantom stock represents the right to receive one share of Common Stock.

2. The reported phantom stock represents dividend equivalents on compensation deferred under the Company's 2008 Deferred Compensation Plan (the "Plan"). The shares of phantom stock become payable in shares of Common Stock, as provided in the Plan, following the termination of the reporting person's service as a director of the Company.

Remarks:

	/s/ Christine Dryden, Attorney-in-Fact for Jay V. Ihlenfeld	11/13/2025
	** 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 (CE) insider Jay V. Ihlenfeld report on Form 4?

He reported acquiring 7.84 shares of phantom stock on 11/12/2025 (Code A).

How many derivative securities does the CE director own after the transaction?

He beneficially owns 10,235.059 derivative securities, held directly.

What is phantom stock in this context?

Each phantom share represents the right to receive one share of common stock at settlement.

Why were the phantom shares credited to the director?

They represent dividend equivalents on compensation deferred under the 2008 Deferred Compensation Plan.

When do the phantom shares settle into CE common stock?

They become payable in common shares following the end of the director’s service, as provided in the plan.

What price is listed for the derivative security?

The filing lists a price of $39.12 for the derivative security.