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

  5/1/24  Parsons Corp.                     10-Q        3/31/24  100:13M                                    Donnelley … Solutions/FA 
  5/1/24  Parsons Corp.                     8-K:2,9      5/1/24    9:938K                                   Donnelley … Solutions/FA 
 4/22/24‡ Parsons Corp.                     8-K:5       4/16/24    8:211K                                   Donnelley … Solutions/FA 
 4/18/24  Lord Ellen M.                     4          Director²   1:4K   Parsons Corp.                     Donnelley … Solutions/FA 
 4/18/24  Holdsworth Mark Keith             4          Director²   1:4K   Parsons Corp.                     Donnelley … Solutions/FA 
 4/18/24  McDew Darren W                    4          Director²   1:4K   Parsons Corp.                     Donnelley … Solutions/FA 
 4/18/24  Ball George L.                    4          Director²   1:7K   Parsons Corp.                     Donnelley … Solutions/FA 
 4/18/24  Mitchell M Christian              4          Director²   1:4K   Parsons Corp.                     Donnelley … Solutions/FA 
 4/18/24  Vautrinot Suzanne M               4          Director²   1:4K   Parsons Corp.                     Donnelley … Solutions/FA 
 4/18/24  Long Letitia A                    4          Director²   1:4K   Parsons Corp.                     Donnelley … Solutions/FA 
 4/18/24  McMahon Harry T.                  4          Director²   1:4K   Parsons Corp.                     Donnelley … Solutions/FA 
 4/18/24  Leer Steven F                     4          Director²   1:4K   Parsons Corp.                     Donnelley … Solutions/FA 
 4/18/24  Wajsgras David C                  4          Director²   1:4K   Parsons Corp.                     Donnelley … Solutions/FA 
  4/2/24  Wajsgras David C                  4          Director²   1:4K   Parsons Corp.                     Donnelley … Solutions/FA 
  3/5/24  Balaguer Susan M.                 4          Officer²    1:8K   Parsons Corp.                     Donnelley … Solutions/FA 
  3/5/24  Ofilos Matthew                    4          Officer²    1:7K   Parsons Corp.                     Donnelley … Solutions/FA 
  3/5/24  Smith Carey A.                    4          Dir.,Off.²  1:11K  Parsons Corp.                     Donnelley … Solutions/FA 
  3/5/24  Kolloway Michael Richard          4          Officer²    1:9K   Parsons Corp.                     Donnelley … Solutions/FA 
  3/5/24  Parsons Corp.                     ARS        12/31/23    1:8.2M                                   Donnelley … Solutions/FA 
  3/5/24  Parsons Corp.                     DEF 14A     4/16/24    8:15M                                    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:
	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 }.
	10-Q	Quarterly Report — Form 10-Q.
	ARS	Annual Report to Security Holders.
	DEF 14A	Definitive Proxy Statement — Schedule 14A.
²	Insider:  The Filer is a Director, Officer, 10% Owner and/or Other “insider” of the Issuer.