WAYFAIR INC

Ticker: W CUSIP: 94419L101 Class: EQTY

WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC's Holding History (CIK: 0001644956)

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

Q1 2020

Shares 3,855 Value ($000) $206 Avg Close $76.53 Range $21.70 - $112.53

Q4 2019

Shares 953,542 Value ($000) $86,172 Avg Close $93.29 Range $78.61 - $120.43

Q3 2019

Shares 1,078,483 Value ($000) $120,920 Avg Close $127.96 Range $106.04 - $154.41

Q2 2019

Shares 730,161 Value ($000) $106,604 Avg Close $150.39 Range $135.21 - $166.40

Q1 2019

Shares 750,968 Value ($000) $111,481 Avg Close $130.45 Range $84.27 - $173.72

Q4 2018

Shares 126,346 Value ($000) $11,381 Avg Close $105.23 Range $76.60 - $149.85

Q3 2018

Shares 169,942 Value ($000) $25,095 Avg Close $127.20 Range $107.00 - $151.20

Q3 2015

Shares 15,492 Value ($000) $543 Avg Close $38.36 Range $31.17 - $56.84

Period	Shares	Value ($000)	Average Close	Price Range
Q1 2020	3,855	$206	$76.53	$21.70 - $112.53
Q4 2019	953,542	$86,172	$93.29	$78.61 - $120.43
Q3 2019	1,078,483	$120,920	$127.96	$106.04 - $154.41
Q2 2019	730,161	$106,604	$150.39	$135.21 - $166.40
Q1 2019	750,968	$111,481	$130.45	$84.27 - $173.72
Q4 2018	126,346	$11,381	$105.23	$76.60 - $149.85
Q3 2018	169,942	$25,095	$127.20	$107.00 - $151.20
Q3 2015	15,492	$543	$38.36	$31.17 - $56.84