Celanese SVP GC awarded stock, options

Duffie Ashley B reported acquisition or exercise transactions in this Form 4 filing.

Rhea-AI Filing Summary

Duffie Ashley B reported acquisition or exercise transactions in this Form 4 filing.

Celanese Corp senior vice president and general counsel Ashley B. Duffie reported equity awards that increase her stake in the company. She received a grant of 14,561 nonqualified stock options and 10,431 shares of common stock, both awarded at a stated price of $0.00 per share.

The options are time-based employee stock options granted under the company’s Amended and Restated 2018 Global Incentive Plan and vest in three installments of 33%, 33% and 34% beginning on February 15, 2027. The common stock award consists of time-based restricted stock units, each representing one share of common stock, vesting 33% on each of February 15, 2027 and February 15, 2028, and 34% on February 15, 2029, all subject to continued employment.

Insider Trade Summary

Grant/Award: 24,992 shares

Grant/Award 3 txns

Insider Duffie Ashley B

Role SVP & GC

Type	Security	Shares	Price	Value
Grant/Award	Nonqualified Stock Option (right to buy)	14,561	$0.00	$0.00
Grant/Award	Common Stock	10,431	$0.00	$0.00
holding	Common Stock	--	--	--

Holdings After Transaction: Nonqualified Stock Option (right to buy) — 14,561 contracts (Direct); Common Stock — 31,325 shares (Direct); Common Stock — 641.148 shares (Indirect, By 401(k) Plan)

Footnotes (3)

1. F1. Time-based restricted stock units ("RSUs") granted pursuant to the Company's Amended and Restated 2018 Global Incentive Plan (the "Plan"). Each RSU represents the right to receive one share of Common Stock. The RSUs will vest, subject to continued employment, with respect to 33% of the RSUs on each of February 15, 2027 and February 15, 2028, and with respect to 34% of the RSUs on February 15, 2029.
2. F2. Time-based employee stock options granted under the Plan.
3. F3. The options vest and become exercisable, subject to continued employment, in three annual installments of 33%, 33% and 34% beginning February 15, 2027.

FAQ

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

What equity awards did Celanese (CE) executive Ashley B. Duffie receive?

Ashley B. Duffie received 10,431 time-based restricted stock units and 14,561 nonqualified stock options. Both awards were granted at a stated price of $0.00 per share under Celanese’s Amended and Restated 2018 Global Incentive Plan, increasing her potential future ownership stake.

How do Ashley B. Duffie’s new restricted stock units in Celanese (CE) vest?

The 10,431 restricted stock units vest over three dates, subject to continued employment. Thirty-three percent vest on February 15, 2027, another 33% on February 15, 2028, and the remaining 34% on February 15, 2029, each RSU representing one share of Celanese common stock.

What are the vesting terms of Ashley B. Duffie’s new stock options in Celanese (CE)?

The 14,561 nonqualified stock options vest in three annual installments beginning February 15, 2027. They become exercisable 33% in the first year, 33% in the second year, and 34% in the third year, all contingent on Ashley B. Duffie’s continued employment with Celanese.

Under which plan were Ashley B. Duffie’s Celanese (CE) equity awards granted?

Both the restricted stock units and nonqualified stock options were granted under Celanese’s Amended and Restated 2018 Global Incentive Plan. This plan governs employee equity incentives, including time-based RSUs and stock options, aligning executive compensation with long-term shareholder interests and company performance.

Does the Form 4 show any Celanese (CE) share sales by Ashley B. Duffie?

The Form 4 reports only equity awards and holdings, not any share sales. It shows grants of restricted stock units and stock options, plus an indirect holding of 641.148 shares in a 401(k) plan, reflecting increased potential ownership rather than dispositions or open-market sales.

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

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Accepted by SEC EDGAR 03/03/2026 - 04:17 PM Learn about SEC filing dates

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^*

Duffie Ashley B

(Last) (First) (Middle)

C/O 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)
	SVP & GC

3. Date of Earliest Transaction (Month/Day/Year)
02/27/2026

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	02/27/2026		A		10,431(1)	A	$0	31,325	D
Common Stock								641.148	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
Nonqualified Stock Option (right to buy)(2)	$49.09	02/27/2026		A		14,561		(3)	02/26/2036	Common Stock	14,561	$0	14,561	D

Explanation of Responses:

1. Time-based restricted stock units ("RSUs") granted pursuant to the Company's Amended and Restated 2018 Global Incentive Plan (the "Plan"). Each RSU represents the right to receive one share of Common Stock. The RSUs will vest, subject to continued employment, with respect to 33% of the RSUs on each of February 15, 2027 and February 15, 2028, and with respect to 34% of the RSUs on February 15, 2029.

2. Time-based employee stock options granted under the Plan.

3. The options vest and become exercisable, subject to continued employment, in three annual installments of 33%, 33% and 34% beginning February 15, 2027.

Remarks:

	/s/ Christine Dryden, Attorney-in-Fact for Ashley B. Duffie	03/03/2026
	** 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 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.
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