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

 5/11/10‡ Six Flags Entertainment Corp.     8-K:8,9     4/30/10    2:378K                                   Toppan Merrill/FA        
 5/10/10  Jaffer Rehan                      3          10% Owner²  1:12K  Six Flags Entertainment Corp.     DONNELLEY FIN… File16/FA 
          H Offshore Fund, Ltd.
          H Partners Capital, LLC
          H Partners Management, LLC
          H Partners, LP
 5/11/10‡ Pentwater Capital Management LP   SC 13D      5/10/10    2:182K Six Flags Entertainment Corp.     Toppan Merrill/FA        
          Lma SPC for & Behalf of Map 98 Segregated Portfolio³
          Oceana Master Fund Ltd.³
          Pentwater Equity Opportunities Master Fund Ltd.³
          Pentwater Growth Fund Ltd.³
 5/10/10  Nabi Usman                        3          Director²   1:6K   Six Flags Entertainment Corp.     DONNELLEY FIN… File16/FA 
 5/10/10  Van Dyke Steven A                 3          10% Owner²  1:8K   Six Flags Entertainment Corp.     Proskauer Rose LLP/FA    
          BHR Capital, LLC
          BHR Master Fund, Ltd.
 5/11/10‡ Bay Harbour Management LC         SC 13G      5/10/10    1:113K Six Flags Entertainment Corp.     Donnelley … Solutions/FA 
          BHR Capital LLC³
          BHR Master Fund, Ltd.³
          Steven A. Van Dyke³
 5/11/10‡ Altai Capital Management, L.P.    SC 13G      5/10/10    1:246K Six Flags Entertainment Corp.     Toppan Merrill/FA        
          Altai Capital Management, LLC³
          Altai Capital Master Fund, Ltd.³
          Rishi Bajaj³
          Steve Tesoriere³
 5/11/10‡ Jaffer Rehan                      SC 13D      5/10/10    1:125K Six Flags Entertainment Corp.     Donnelley … Solutions/FA 
          H Offshore Fund, Ltd.³
          H Partners Capital, LLC³
          H Partners Management, LLC³
          H Partners, LP³
 5/10/10  Roth Michael Anthony              SC 13G                 2:85K  Six Flags Entertainment Corp.     Broadridge Fin’l So… Inc 
          Brian J. Stark³
 5/10/10  Koppelman Charles                 3          Director²   1:3K   Six Flags Entertainment Corp.     DONNELLEY FIN… File16/FA 
 5/10/10  Murphy Daniel C                   3          Director²   1:5K   Six Flags Entertainment Corp.     DONNELLEY FIN… File16/FA 
 5/10/10  Luther Jon L                      3          Director²   1:4K   Six Flags Entertainment Corp.     DONNELLEY FIN… File16/FA 
 5/10/10  Cellar Kurt Matthew               3          Director²   1:4K   Six Flags Entertainment Corp.     DONNELLEY FIN… File16/FA 
 5/10/10  Baker John Wilson                 3          Director²   1:4K   Six Flags Entertainment Corp.     DONNELLEY FIN… File16/FA 
 5/10/10  Owens Stephen D                   3          Director²   1:4K   Six Flags Entertainment Corp.     DONNELLEY FIN… File16/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:
	3	Initial Statement of Beneficial Ownership of Securities by an Insider — Form 3 { 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 }.
	SC 13D	Statement of Acquisition of Beneficial Ownership by an “Active” Investor — Schedule 13D.
	SC 13G	Statement of Acquisition of Beneficial Ownership by a “Passive” Investor — Schedule 13G.
²	Insider:  The Filer is a Director, Officer, 10% Owner and/or Other “insider” of the Issuer.
³	Group Member:  A Registrant or non-Registrant party to this Filing made by a Group.