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

 7/24/20  Zanotti Katherine S               4          Director²   1:5K   Exact Sciences Corp.              DONNELLEY FIN… File16/FA 
 7/24/20  Wyzga Michael S                   4          Director²   1:4K   Exact Sciences Corp.              DONNELLEY FIN… File16/FA 
 7/24/20  Slavitt Andrew M                  4          Director²   1:4K   Exact Sciences Corp.              DONNELLEY FIN… File16/FA 
 7/24/20  Sebelius Kathleen                 4          Director²   1:4K   Exact Sciences Corp.              DONNELLEY FIN… File16/FA 
 7/24/20  Lewis-Hall Freda C                4          Director²   1:4K   Exact Sciences Corp.              DONNELLEY FIN… File16/FA 
 7/24/20  Levangie Daniel J                 4          Director²   1:4K   Exact Sciences Corp.              DONNELLEY FIN… File16/FA 
 7/24/20  Jacquet Pierre                    4          Director²   1:4K   Exact Sciences Corp.              DONNELLEY FIN… File16/FA 
 7/24/20  Doyle James Edward                4          Director²   1:4K   Exact Sciences Corp.              DONNELLEY FIN… File16/FA 
 7/24/20  Casdin Eli                        4          Director²   1:5K   Exact Sciences Corp.              DONNELLEY FIN… File16/FA 
 7/24/20  Carey Thomas D.                   4          Director²   1:4K   Exact Sciences Corp.              DONNELLEY FIN… File16/FA 
 4/29/20  Exact Sciences Corp.              DEF 14A     7/23/20    1:3.3M                                   Toppan Merrill-FA        
 4/17/20  Exact Sciences Corp.              PRE 14A     7/23/20    1:3.2M                                   Toppan Merrill-FA        

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¹	Filing/Form Types:  -U
	4	Statement of Changes in Beneficial Ownership of Securities by an Insider — Form 4 { The Filer is an Insider² of the Issuer }.
	DEF 14A	Definitive Proxy Statement — Schedule 14A.
	PRE 14A	Preliminary Proxy Statement — Schedule 14A.
²	Insider:  The Filer is a Director, Officer, 10% Owner and/or Other “insider” of the Issuer.