EXACT SCIENCES CORP

Ticker: EXAS CUSIP: 30063P105 Class: EQTY

WAFRA INC.'s Holding History (CIK: 0000920440)

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

Q2 2018

Shares 174,339 Value ($000) $10,424 Avg Close $53.82 Range $37.36 - $71.60

Q1 2018

Shares 174,339 Value ($000) $7,031 Avg Close $48.78 Range $38.88 - $57.84

Q4 2017

Shares 59,180 Value ($000) $3,109 Avg Close $53.39 Range $45.20 - $63.60

Q3 2017

Shares 137,477 Value ($000) $6,478 Avg Close $40.25 Range $34.39 - $47.56

Q2 2017

Shares 137,477 Value ($000) $4,863 Avg Close $30.87 Range $22.18 - $38.92

Period	Shares	Value ($000)	Average Close	Price Range
Q2 2018	174,339	$10,424	$53.82	$37.36 - $71.60
Q1 2018	174,339	$7,031	$48.78	$38.88 - $57.84
Q4 2017	59,180	$3,109	$53.39	$45.20 - $63.60
Q3 2017	137,477	$6,478	$40.25	$34.39 - $47.56
Q2 2017	137,477	$4,863	$30.87	$22.18 - $38.92