AMERESCO INC

Ticker: AMRC CUSIP: 02361E108 Class: Common Stock

Aperio Group, LLC's Holding History (CIK: 0001364615)

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

Q4 2020

Shares 15,432 Value ($000) $806 Avg Close $43.09 Range $32.42 - $54.79

Q3 2020

Shares 13,139 Value ($000) $439 Avg Close $30.27 Range $26.82 - $35.04

Q2 2020

Shares 11,600 Value ($000) $322 Avg Close $20.16 Range $15.35 - $27.99

Q2 2019

Shares 402 Value ($000) $6 Avg Close $15.31 Range $13.63 - $16.70

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2020	15,432	$806	$43.09	$32.42 - $54.79
Q3 2020	13,139	$439	$30.27	$26.82 - $35.04
Q2 2020	11,600	$322	$20.16	$15.35 - $27.99
Q2 2019	402	$6	$15.31	$13.63 - $16.70