0001306830-24-000130 4 1 20240515 20240517 20240517 GALANTE EDWARD G 0001199009 4 34 001-32410 24960342 C/O EXXON MOBIL CORP 5959 LAS COLINAS BLVD IRVING TX 75039-2298 Celanese Corp 0001306830 2820 08 Industrial Applications and Services 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 wk-form4_1715977902.xml FORM 4 X0508 4 2024-05-15 0 0001306830 Celanese Corp CE 0001199009 GALANTE EDWARD G C/O CELANESE CORPORATION 222 W. LAS COLINAS BLVD., SUITE 900N IRVING TX 75039 1 0 0 0 0 Common Stock 2024-05-15 4 A 0 1114 156.96 A 14887 D Annual grant of restricted stock units pursuant to the Company's Amended and Restated 2018 Global Incentive Plan. The restricted stock units vest in full on the one-year anniversary of the date of grant. /s/ Adam R. Santosuosso, Attorney-in-Fact for Edward G. Galante 2024-05-17