JAY IHLENFELD V. - 10 Mar 2026 Form 4 Insider Report for Celanese Corp (CE)

Role: Director
Signature: /s/ Christine Dryden, Attorney-in-Fact for Jay V. Ihlenfeld
Issuer symbol: CE
Transactions as of: 10 Mar 2026
Net transactions value: $0
Form type: 4
Filing time: 11 Mar 2026, 16:42:42 UTC
Previous filing: 13 Nov 2025
SEC: View on sec.gov

Reporting Owners (1)

Name	Relationship	Address	Signature	Signature date	CIK
IHLENFELD JAY V	Director	C/O CELANESE CORPORATION, 222 W. LAS COLINAS BLVD., SUITE 900N, IRVING	/s/ Christine Dryden, Attorney-in-Fact for Jay V. Ihlenfeld	11 Mar 2026	0001205395

Derivative Securities (e.g., puts, calls, warrants, options, convertible securities)

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Underlying Class	Amount	Exercise Price	Ownership	Footnotes
transaction	CE	Phantom Stock	Award		+6	+0.06%	$50.67^*	10,241	10 Mar 2026	Common Stock	6		Direct	F1, F2

* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id	Content
F1	Each share of phantom stock represents the right to receive one share of Common Stock.
F2	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.