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

 6/29/21‡ Acumen Pharmaceuticals, Inc.      CERT        6/29/21    1:335K                                   Nasdaq Stock Market LLC  
 6/28/21  Acumen Pharmaceuticals, Inc.      CORRESP¶    7/29/21    1:12K                                    Donnelley … Solutions/FA 
 6/28/21  Acumen Pharmaceuticals, Inc.      CORRESP¶    7/29/21    1:9K                                     Donnelley … Solutions/FA 
 6/28/21  Acumen Pharmaceuticals, Inc.      8-A12B                 1:15K                                    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:
	8-A12B	Registration Statement for a Class of Securities — Form 8-A.
	CERT	Certification by a Securities Exchange Approving a Listing — Form CERT.
	CORRESP	Comment-Response or Other Letter to the SEC.
	¶	This Filing contains a delayed-release Document.