ECHELON CORP

CUSIP: 27874N105 Class: CMN

Rock Point Advisors, LLC's Holding History (CIK: 0001301540)

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

Q3 2015
Shares 704,929 Value ($000) $419 Avg Close — Range —
Q2 2015
Shares 689,866 Value ($000) $552 Avg Close — Range —
Q1 2015
Shares 699,336 Value ($000) $664 Avg Close — Range —
Q4 2014
Shares 658,516 Value ($000) $1,119 Avg Close — Range —
Q3 2014
Shares 685,686 Value ($000) $1,399 Avg Close — Range —
Q2 2014
Shares 721,711 Value ($000) $1,754 Avg Close — Range —
Q1 2014
Shares 710,351 Value ($000) $1,975 Avg Close — Range —
Q4 2013
Shares 773,456 Value ($000) $1,663 Avg Close — Range —
Q3 2013
Shares 766,221 Value ($000) $1,831 Avg Close — Range —
Q2 2013
Shares 730,901 Value ($000) $1,542 Avg Close — Range —