As Of	Filer	Filing¹	For·On·As	Docs:Size	Issuer		Filing Agent

 2/23/24  Celanese Corp.                    10-K       12/31/23  169:20M                                                             
11/17/23  Ashland Inc.                      10-K        9/30/23  151:35M                                    Donnelley … Solutions/FA 
 5/10/23  Celanese Corp.                    S-8         5/10/23    5:137K                                                            
 3/31/23  Celanese Corp.                    S-3ASR      3/31/23    7:1.8M                                                            
          Celanese Acetate LLC
          Celanese Americas LLC
          Celanese Chemicals, Inc.
          Celanese Global Relocation LLC
          Celanese International Corp.
          Celanese Ltd.
          Celanese Sales U.S. Ltd.
          Celanese US Holdings LLC
          Celtran, Inc.
          Cna Holdings LLC
          KEP Americas Engineering Plastics, LLC
          Ticona Fortron Inc.
          Ticona LLC
          Ticona Polymers, Inc.
 2/24/23  Celanese Corp.                    10-K       12/31/22  170:22M                                                             
 1/26/23  Ihlenfeld Jay V                   4          Director²   2:7K   Ashland Inc.                      Computershare Inc.       
11/21/22  Ashland Inc.                      10-K        9/30/22  169:43M                                    Donnelley … Solutions/FA 
 2/10/22  Celanese Corp.                    10-K       12/31/21  171:21M                                                             
 1/25/22  Ihlenfeld Jay V                   4          Director²   2:7K   Ashland Inc.                      Computershare Inc.       
11/22/21  Ashland Inc.                      10-K        9/30/21  159:38M                                    Donnelley … Solutions/FA 
 2/19/21  Ashland Inc.                      S-8 POS     2/19/21    5:136K                                   ActiveDisclosure/FA      
 2/19/21  Ashland Inc.                      S-8         2/19/21    5:183K                                   ActiveDisclosure/FA      
 2/11/21  Celanese Corp.                    10-K       12/31/20  180:21M                                                             
11/23/20  Ashland Inc.                      10-K        9/30/20  154:37M                                    ActiveDisclosure/FA      
  3/6/18  Ihlenfeld Jay V                   4          Director²   2:9K   Celanese Corp.                    Celanese Corp.           
 1/27/17  Ihlenfeld Jay V                   3          Director²   2:7K   Ashland Inc.                      Computershare Inc.       
 4/28/14  Ihlenfeld Jay V                   4          Director²   2:9K   Celanese Corp.                    Celanese Corp.           
  3/1/12  Ihlenfeld Jay V                   3          Director²   2:17K  Celanese Corp.                    Broadridge Fin’l So… Inc 

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¹	Filing/Form Types:
	3	Initial Statement of Beneficial Ownership of Securities by an Insider — Form 3 { The Filer is an Insider² of the Issuer }.
	4	Statement of Changes in Beneficial Ownership of Securities by an Insider — Form 4 { The Filer is an Insider² of the Issuer }.
	10-K	Annual Report — Form 10-K.
	S-3ASR	Automatic Shelf Registration Statement by a Well-Known Issuer — Form S-3.
	S-8	Registration Statement – Securities for an Employee Benefit Plan — Form S-8.
	S-8 POS	Post-Effective Amendment of a Form S-8 Registration.
²	Insider:  The Filer is a Director, Officer, 10% Owner and/or Other “insider” of the Issuer.