ENERGY RECOVERY INC

Ticker: ERII CUSIP: 29270J100 Class: Common Stock

OPPENHEIMER & CO INC's Holding History (CIK: 0000822581)

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

Q4 2016

Shares 74,165 Value ($000) $768 Avg Close $12.01 Range $8.53 - $16.30

Q3 2016

Shares 59,975 Value ($000) $958 Avg Close $12.16 Range $8.35 - $16.67

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2016	74,165	$768	$12.01	$8.53 - $16.30
Q3 2016	59,975	$958	$12.16	$8.35 - $16.67