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

 3/14/22‡ Plug Power Inc.                   10-K/A     12/31/20  132:53M                                    Toppan Merrill Bridge/FA 
 5/14/21  Plug Power Inc.                   10-K       12/31/20  138:42M                                    Toppan Merrill Bridge/FA 
  3/2/21  Plug Power Inc.                   NT 10-K    12/31/20    1:27K                                    Toppan Merrill/FA        
 2/16/21  McNamee George C                  5          Director²   1:5K   Plug Power Inc.                   Toppan Merrill/FA        
  1/5/21  Plug Power Inc.                   8-K:8      12/31/20   10:185K                                   Toppan Merrill/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
	5	Annual Statement of Changes in Beneficial Ownership of Securities by an Insider — Form 5 { 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-K	Annual Report — Form 10-K.
	NT 10-K	Notice of a Late Filing of a Form 10-K Annual Report — Form 12b-25.
	/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.