EXACT SCIENCES CORP

Ticker: EXAS CUSIP: 30063P105 Class: EQTY

Canton Hathaway, LLC's Holding History (CIK: 0001755785)

Note: Option positions (PUT/CALL) are excluded.

Q3 2021

Shares 2,000 Value ($000) $191 Avg Close $105.58 Range $89.65 - $125.60

Q2 2021

Shares 2,000 Value ($000) $249 Avg Close $119.35 Range $89.90 - $140.18

Q2 2020

Shares 1,550 Value ($000) $135 Avg Close $79.90 Range $53.66 - $92.91

Q1 2020

Shares 1,550 Value ($000) $90 Avg Close $81.19 Range $35.25 - $105.56

Period	Shares	Value ($000)	Average Close	Price Range
Q3 2021	2,000	$191	$105.58	$89.65 - $125.60
Q2 2021	2,000	$249	$119.35	$89.90 - $140.18
Q2 2020	1,550	$135	$79.90	$53.66 - $92.91
Q1 2020	1,550	$90	$81.19	$35.25 - $105.56