ASTRONICS CORP

Ticker: ATRO CUSIP: 046433108 Class: Common Stock

FRONTIER CAPITAL MANAGEMENT CO LLC's Holding History (CIK: 0000351173)

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

Q2 2018

Shares 123,447 Value ($000) $4,440 Avg Close $30.98 Range $28.07 - $33.50

Q1 2018

Shares 125,603 Value ($000) $4,685 Avg Close $34.88 Range $30.07 - $41.84

Q4 2017

Shares 125,773 Value ($000) $5,216 Avg Close $31.64 Range $25.08 - $37.39

Q3 2017

Shares 128,222 Value ($000) $3,815 Avg Close $23.84 Range $20.26 - $26.80

Q2 2017

Shares 130,101 Value ($000) $3,964 Avg Close $26.14 Range $24.97 - $29.01

Q1 2017

Shares 131,300 Value ($000) $4,166 Avg Close $27.55 Range $24.31 - $30.54

Q4 2016

Shares 132,940 Value ($000) $4,499 Avg Close $30.81 Range $23.96 - $34.71

Q3 2016

Shares 114,482 Value ($000) $5,157 Avg Close $29.86 Range $23.28 - $33.44

Q2 2016

Shares 114,325 Value ($000) $3,802 Avg Close $26.85 Range $22.45 - $29.46

Period	Shares	Value ($000)	Average Close	Price Range
Q2 2018	123,447	$4,440	$30.98	$28.07 - $33.50
Q1 2018	125,603	$4,685	$34.88	$30.07 - $41.84
Q4 2017	125,773	$5,216	$31.64	$25.08 - $37.39
Q3 2017	128,222	$3,815	$23.84	$20.26 - $26.80
Q2 2017	130,101	$3,964	$26.14	$24.97 - $29.01
Q1 2017	131,300	$4,166	$27.55	$24.31 - $30.54
Q4 2016	132,940	$4,499	$30.81	$23.96 - $34.71
Q3 2016	114,482	$5,157	$29.86	$23.28 - $33.44
Q2 2016	114,325	$3,802	$26.85	$22.45 - $29.46