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ERIIhistorical intraday data

ListedEnergy Recovery, Inc.Nasdaq

Energy Recovery, Inc. (ERII) is a common stock listed on Nasdaq. ERII has 4,617 trading days on file, from July 2, 2008 to November 9, 2026, with 16,207,727 trades. There are 1,073,656 1-minute bars on file.

On file

First day
2008-07-02
Last day
2026-11-09
Trading days
4,617
Trades
16,207,727
1-minute bars
1,073,656
Bars, about
16 MB
Trades, about
224 MB
Quotes, about
344 MB

Sizes are approximate: this ticker’s share of the Parquet files.

Trading history

Trades per calendar year. Busiest year: 2026, with 2,417,819 trades over 214 trading days.

Symbols get reused, so the history under ERII is not always one company.

Sample rows

ERII1-minute bars, 2026-11-09, Eastern Time
ERII 1-minute bars. Time is Eastern Time, prices are in USD.
Time (ET)OpenHighLowCloseVolumeTrades
09:307.267.297.267.27511,034.8130882
09:317.37.347.2957.346,337.58498551
09:327.337.3377.3157.322,83121
09:337.327.3257.37.3257,65016
09:347.34727.34727.317.316,693.125251

ERII by year

YearTrading days on fileTrades
2008127159,302
2009252340,562
2010252398,239
2011252338,584
2012250205,099
2013252348,439
2014252471,652
2015252500,490
2016252994,015
2017251783,238
2018251635,858
2019252474,311
2020253602,442
20212521,094,981
20222511,379,182
20232501,510,937
20242521,613,757
20252501,938,820
20262142,417,819