ANALOG DEVICES INC

Ticker: ADI CUSIP: 032654105 Class: COM

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

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

Q3 2018

Shares 455,452 Value ($000) $42,111 Avg Close $83.80 Range $78.18 - $87.84

Q2 2018

Shares 373,993 Value ($000) $35,873 Avg Close $81.92 Range $74.57 - $90.21

Q1 2018

Shares 402,398 Value ($000) $36,671 Avg Close $78.62 Range $69.80 - $84.83

Q4 2017

Shares 503,233 Value ($000) $44,803 Avg Close $76.11 Range $71.96 - $80.62

Period	Shares	Value ($000)	Average Close	Price Range
Q3 2018	455,452	$42,111	$83.80	$78.18 - $87.84
Q2 2018	373,993	$35,873	$81.92	$74.57 - $90.21
Q1 2018	402,398	$36,671	$78.62	$69.80 - $84.83
Q4 2017	503,233	$44,803	$76.11	$71.96 - $80.62