ERII (Energy Recovery, Inc.)
Expected Move & Straddle Price History
The expected move for ERII is derived from at-the-money straddle pricing — the market's implied one-standard-deviation move through the next 30 days. Comparing it to realized moves reveals when options are pricing in too much (premium-selling regime) vs too little (premium-buying regime).
Market data may be delayed, incomplete, or inaccurate. Not a recommendation to buy, sell, or hold any security. Verify quotes with your broker before trading. See Terms §17.
Current ERII Expected Move
30-Day Straddle
$1.18
7-Day Straddle
$1.18
Avg IV
1.4%
IV Rank
68%
Implied one-standard-deviation move through the next 30 days. Compare to ERII's realized
move over the same window to gauge whether options are pricing in too much (premium-selling regime)
or too little (premium-buying regime). The
Expected Move Tracker ranks every symbol by
this measure.
ERII Straddle Price — Last 60 Days
| Date | 30D Straddle | 7D Straddle | Avg IV | IV Rank |
|---|---|---|---|---|
| 20260925 | $1.18 | $1.18 | 1.4% | 68% |
| 20260924 | $1.00 | $1.00 | 1.1% | 48% |
| 20260923 | $0.90 | $0.90 | 1.4% | 67% |
| 20260922 | $0.88 | $0.88 | 1.0% | 41% |
| 20260921 | $0.85 | $0.85 | 1.1% | 46% |
| 20260918 | $1.02 | $0.95 | 1.2% | 54% |
| 20260917 | $0.88 | $1.70 | 1.1% | 50% |
| 20260916 | $0.95 | $0.50 | 0.8% | 27% |
| 20260915 | $0.82 | $0.60 | 0.9% | 35% |
| 20260914 | $0.97 | $0.65 | 1.0% | 42% |
| 20260911 | $0.88 | $0.43 | 1.1% | 48% |
| 20260910 | $0.72 | $0.43 | 1.0% | 43% |
| 20260909 | $0.85 | $0.32 | 1.1% | 41% |
| 20260908 | $0.88 | $0.45 | 0.6% | 12% |
| 20260904 | $0.97 | $0.50 | 0.9% | 26% |
| 20260903 | $2.12 | $0.62 | 0.8% | 23% |
| 20260902 | $0.70 | $0.70 | 1.7% | 68% |
| 20260901 | $0.65 | $0.65 | 0.8% | 21% |
| 20260831 | $0.68 | $0.68 | 1.4% | 53% |
| 20260828 | $0.82 | $0.82 | 1.6% | 61% |
| 20260827 | $0.90 | $0.90 | 1.1% | 37% |
| 20260826 | $0.93 | $0.93 | 0.9% | 29% |
| 20260825 | $0.88 | $0.88 | 0.7% | 18% |
| 20260824 | $0.95 | $0.95 | 0.3% | 0% |
| 20260821 | $0.92 | $0.58 | 0.5% | 0% |
| 20260820 | $1.00 | $0.42 | 0.7% | 0% |
| 20260819 | $1.15 | $0.50 | 0.9% | 6% |
| 20260818 | $1.18 | $0.55 | 0.8% | 0% |
| 20260817 | $1.30 | $0.78 | 1.1% | 21% |
| 20260814 | $0.98 | $3.27 | 1.2% | 25% |
| 20260813 | $1.02 | $0.68 | 1.0% | 15% |
| 20260812 | $1.08 | $0.60 | 0.8% | 0% |
| 20260811 | $1.23 | $0.68 | 1.1% | 20% |
| 20260810 | $2.10 | $2.27 | 1.7% | 55% |
| 20260806 | $2.08 | $1.72 | 1.0% | 13% |
| 20260805 | $1.80 | $1.80 | 1.8% | 65% |
| 20260804 | $1.80 | $1.80 | 1.7% | 60% |
| 20260803 | $1.98 | $1.98 | 1.9% | 69% |
| 20260731 | $1.75 | $1.75 | 1.5% | 47% |
| 20260730 | $1.57 | $1.57 | 1.8% | 61% |
| 20260729 | $1.18 | $1.18 | 1.6% | 48% |
| 20260728 | $1.80 | $1.80 | 1.5% | 47% |
| 20260727 | $2.00 | $2.00 | 1.5% | 45% |
| 20260724 | $1.83 | $1.83 | 1.5% | 43% |
| 20260723 | $1.70 | $1.70 | 1.3% | 34% |
| 20260722 | $1.48 | $1.48 | 1.2% | 23% |
| 20260721 | $1.90 | $1.90 | 1.4% | 35% |
| 20260720 | $1.57 | $1.57 | 1.3% | 30% |
| 20260716 | $2.23 | $1.45 | 1.4% | 37% |
| 20260715 | $2.05 | $1.00 | 1.3% | 28% |
| 20260714 | $2.05 | $1.40 | 1.1% | 20% |
| 20260713 | $2.30 | $1.65 | 1.2% | 25% |
| 20260710 | $2.20 | $1.48 | 1.1% | 20% |
| 20260709 | $2.35 | $1.32 | 1.3% | 28% |
| 20260708 | $2.10 | $1.65 | 1.3% | 34% |
| 20260707 | $2.40 | $1.32 | 1.3% | 34% |
| 20260706 | $2.45 | $1.12 | 1.3% | 31% |
| 20260702 | $1.50 | $1.50 | 1.5% | 47% |
| 20260701 | $1.32 | $1.32 | 1.3% | 32% |