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

 9/30/22‡ ADTRAN Holdings, Inc.             8-K/A:5,9   7/15/22   15:11M                                    Donnelley … Solutions/FA 
 7/19/22  Protiva Brian                     4          Dir.,Off.²  1:6K   ADTRAN Holdings, Inc.             DONNELLEY FIN… File16/FA 
 7/18/22  Theodosopoulos Nikos              3          Director²   2:9K   ADTRAN Holdings, Inc.             DONNELLEY FIN… File16/FA 
 7/18/22  Protiva Brian                     3          Dir.,Off.²  2:9K   ADTRAN Holdings, Inc.             DONNELLEY FIN… File16/FA 
 7/18/22  Hey Johanna                       3          Director²   2:8K   ADTRAN Holdings, Inc.             DONNELLEY FIN… File16/FA 
 7/15/22  Stanton Thomas R                  4          Dir.,Off.²  1:4K   ADTRAN Holdings, Inc.             ADTRAN Holdings, Inc.    
 7/15/22  ADTRAN Holdings, Inc.             8-K:2,5,9   7/15/22   11:321K                                   Donnelley … Solutions/FA 

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‡	A non-Insider-Ownership Filing that was accepted after the SEC “closed” at 5:30:00pm ET.  The legal “Filed As Of” date may be the next, or another, day.
¹	Filing/Form Types:  -K
	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 }.
	8-K	Current Report — Form 8-K { Item 1: Business & Operations;  2: Financial Info;  3: Securities & Trading;  4: Accountants & Accounting;  5: Governance & Management;  6: Asset-Backed Securities;  7: Disclosures;  8: Events;  9: Financials }.
	/A	Amendment to, or Amended version of, a previous Filing of this Type.
²	Insider:  The Filer is a Director, Officer, 10% Owner and/or Other “insider” of the Issuer.