APOGEE ENTERPRISES INC

Ticker: APOG CUSIP: 037598109 Class: Common Stock

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

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

Q2 2018

Shares 6,890 Value ($000) $332 Avg Close $36.25 Range $31.35 - $41.31

Q2 2017

Shares 481,639 Value ($000) $27,376 Avg Close $45.73 Range $41.95 - $49.87

Q1 2017

Shares 486,888 Value ($000) $29,023 Avg Close $47.66 Range $44.46 - $50.77

Q4 2016

Shares 498,918 Value ($000) $26,722 Avg Close $38.46 Range $33.11 - $45.10

Q3 2016

Shares 506,112 Value ($000) $22,618 Avg Close $38.62 Range $34.94 - $40.85

Q2 2016

Shares 503,184 Value ($000) $23,323 Avg Close $35.83 Range $32.49 - $38.38

Q1 2016

Shares 420,840 Value ($000) $18,471 Avg Close $32.62 Range $27.71 - $37.48

Period	Shares	Value ($000)	Average Close	Price Range
Q2 2018	6,890	$332	$36.25	$31.35 - $41.31
Q2 2017	481,639	$27,376	$45.73	$41.95 - $49.87
Q1 2017	486,888	$29,023	$47.66	$44.46 - $50.77
Q4 2016	498,918	$26,722	$38.46	$33.11 - $45.10
Q3 2016	506,112	$22,618	$38.62	$34.94 - $40.85
Q2 2016	503,184	$23,323	$35.83	$32.49 - $38.38
Q1 2016	420,840	$18,471	$32.62	$27.71 - $37.48