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ERII — Energy Recovery, Inc.

Nasdaq

Energy Recovery, Inc.

CompareBack to Screener
$6.77
+0.07(+1.04%)
O
6.81
H
6.83
L
6.71
V
618.15K
⏱️ End-of-day dataAs of Oct 2, 2026
OverviewStatisticsFinancialsHistorical DataOptionsDividend HistoryNewsChart
Underlying Price$6.77
Implied Volatility (IV)1.1%
Put / Call Ratio0.10
Total Options Volume1
Total Open Interest101
Selected Expiration2026-10-16

ERII

Options Calculator
Expiration
CALLSSTRIKEPUTS
CalculatorLastChg% ChgBidAskVolOIIVStrikeLastChg% ChgBidAskVolOIIVCalculator
$0.05+0.00-$0.00$0.20-810.5%$7.50ATM$0.75-0.21-$0.70$0.90190.6%

Open Interest & Max Pain

2026-10-16
Max Pain$5.00-26.1% vs price
Call Open Interest92
Put Open Interest9
Put / Call (Open Interest)0.10
CallsPutsPrice $6.77Max painTop of chart = 81 contracts
7.5

Max pain is the strike where the open options would be worth the least at expiration, i.e. where option buyers as a group would lose the most. The chart shows strikes within 20% of the price. Open interest is from the last end-of-day update.