$ERII is one of biggest winner #stocks today. read more:

Energy Recovery, Inc. (symbol: ERII) was one of the biggest winners of the
trading day today (2016-12-13), gaining 6.98%. The number of shares that
changed hands was 838,100, or about 1.2 times the average daily volume in
the stock.
The closing price was $12.1, amounting to a market cap of $633,450,000,
about -27.41% off the highest price in the last 12 months. The stock has
been trading at a range between $5.28 and $16.67.
ERII is in the Industrial Machinery/Components industry, part of the
Technology sector. It first went public in 2008.