0001306830-20-000218 4 1 20201110 20201113 20201113 WULFF JOHN K 0001257328 4 34 001-32410 201311748 C/O HERCULES INC 1313 NORTH MARKET STREET WILMINGTON DE 19894-0001 Celanese Corp 0001306830 2820 980420726 DE 1231 222 W. LAS COLINAS BLVD., SUITE 900N IRVING TX 75039-5421 972-443-4000 222 W. LAS COLINAS BLVD., SUITE 900N IRVING TX 75039-5421 Celanese CORP 20041102 Blackstone Crystal Holdings Capital Partners (Cayman) IV Ltd. 20041022 4 1 wf-form4_160530240282394.xml FORM 4 X0306 4 2020-11-10 0 0001306830 Celanese Corp CE 0001257328 WULFF JOHN K C/O CELANESE CORPORATION 222 W. LAS COLINAS BLVD., SUITE 900N IRVING TX 75039-5421 1 0 0 0 Phantom Stock 2020-11-10 4 A 0 97.265 127.88 A Common Stock 97.265 20159.032 D 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. /s/ Adam R. Santosuosso, Attorney-in-Fact for John K. Wulff 2020-11-13