MID-AMER APT CMNTYS INC

Ticker: MAA CUSIP: 59522J103 Class: Common Stock

EMERALD ADVISERS, LLC's Holding History (CIK: 0001015083)

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

Q3 2017

Shares 5,530 Value ($000) $591 Avg Close $78.62 Range $73.80 - $81.93

Q2 2017

Shares 6,252 Value ($000) $659 Avg Close $76.48 Range $71.51 - $82.47

Q1 2017

Shares 9,615 Value ($000) $978 Avg Close $72.80 Range $68.18 - $76.39

Q4 2016

Shares 9,615 Value ($000) $942 Avg Close $67.12 Range $61.53 - $71.84

Q3 2016

Shares 13,790 Value ($000) $1,296 Avg Close $72.11 Range $66.40 - $78.99

Q2 2016

Shares 31,278 Value ($000) $3,328 Avg Close $72.05 Range $67.91 - $76.60

Q1 2016

Shares 31,426 Value ($000) $3,212 Avg Close $66.03 Range $59.05 - $72.95

Q4 2015

Shares 31,426 Value ($000) $2,854 Avg Close $61.27 Range $57.15 - $65.50

Q3 2015

Shares 26,276 Value ($000) $2,151 Avg Close $55.13 Range $50.20 - $59.04

Q2 2015

Shares 26,552 Value ($000) $1,933 Avg Close $52.27 Range $50.35 - $54.24

Q1 2015

Shares 12,622 Value ($000) $968 Avg Close $52.52 Range $48.43 - $57.22

Period	Shares	Value ($000)	Average Close	Price Range
Q3 2017	5,530	$591	$78.62	$73.80 - $81.93
Q2 2017	6,252	$659	$76.48	$71.51 - $82.47
Q1 2017	9,615	$978	$72.80	$68.18 - $76.39
Q4 2016	9,615	$942	$67.12	$61.53 - $71.84
Q3 2016	13,790	$1,296	$72.11	$66.40 - $78.99
Q2 2016	31,278	$3,328	$72.05	$67.91 - $76.60
Q1 2016	31,426	$3,212	$66.03	$59.05 - $72.95
Q4 2015	31,426	$2,854	$61.27	$57.15 - $65.50
Q3 2015	26,276	$2,151	$55.13	$50.20 - $59.04
Q2 2015	26,552	$1,933	$52.27	$50.35 - $54.24
Q1 2015	12,622	$968	$52.52	$48.43 - $57.22