Options Chain for ENERGY RECOVERY INC COM (ERII) - $9.55 as of 6/18/2026 4:44:44 PM EST
Calls
| Strike | Bid | Ask | Premium | Last Price | Change | %Chg | Premium to Strike Price Ratio | Volume | Open Interest | IV | Delta | Gamma | Theta | Last Trade | Last Updated |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2.50 | 6.20 | 7.80 | 7.00 | 6.70 | 0.00 | 0.00% | 2.80 | 0 | 2 | 6.09 | 1.00 | 0.00 | 0.00 | 6/17/2026 | 6/18/2026 3:59:55 PM EST |
| 5.00 | 3.90 | 5.20 | 4.55 | % | 0.91 | 0 | 0 | 3.04 | 1.00 | 0.00 | 0.00 | 6/18/2026 3:59:55 PM EST | |||
| 7.50 | 1.65 | 2.55 | 2.10 | 2.25 | 0.00 | 0.00% | 0.28 | 0 | 74 | 1.42 | 0.89 | 0.10 | -0.01 | 6/17/2026 | 6/18/2026 3:59:55 PM EST |
| 10.00 | 0.50 | 0.65 | 0.58 | 0.55 | +0.19 | +52.78% | 0.06 | 2,713 | 6,002 | 0.76 | 0.43 | 0.20 | -0.01 | 6/18/2026 | 6/18/2026 3:59:55 PM EST |
| 12.50 | 0.05 | 0.25 | 0.15 | 0.15 | +0.06 | +66.67% | 0.01 | 29 | 19 | 0.82 | 0.11 | 0.10 | -0.01 | 6/18/2026 | 6/18/2026 3:59:55 PM EST |
| 15.00 | 0.00 | 0.75 | 0.38 | 0.25 | 0.00 | 0.00% | 0.03 | 0 | 1 | 1.98 | 0.02 | 0.02 | 0.00 | 5/21/2026 | 6/18/2026 3:59:55 PM EST |
| 17.50 | 0.00 | 0.75 | 0.38 | % | 0.02 | 0 | 0 | 2.31 | 0.00 | 0.00 | 0.00 | 6/18/2026 3:59:55 PM EST |
Puts
| Strike | Bid | Ask | Premium | Last Price | Change | %Chg | Premium to Strike Price Ratio | Volume | Open Interest | IV | Delta | Gamma | Theta | Last Trade | Last Updated |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2.50 | 0.00 | 0.40 | 0.20 | % | 0.08 | 0 | 0 | 4.46 | 0.00 | 0.00 | 0.00 | 6/18/2026 3:59:55 PM EST | |||
| 5.00 | 0.00 | 0.25 | 0.13 | % | 0.03 | 0 | 0 | 2.02 | 0.00 | 0.00 | 0.00 | 6/18/2026 3:59:55 PM EST | |||
| 7.50 | 0.00 | 0.45 | 0.23 | 0.10 | -0.15 | -60.00% | 0.03 | 1 | 11 | 1.25 | -0.12 | 0.10 | -0.01 | 6/18/2026 | 6/18/2026 3:59:55 PM EST |
| 10.00 | 0.95 | 1.25 | 1.10 | 1.20 | -0.10 | -7.70% | 0.11 | 1 | 12 | 0.72 | -0.57 | 0.20 | -0.01 | 6/18/2026 | 6/18/2026 3:59:55 PM EST |
| 12.50 | 2.40 | 3.60 | 3.00 | % | 0.24 | 0 | 0 | 1.37 | -0.89 | 0.10 | -0.01 | 6/18/2026 3:59:55 PM EST | |||
| 15.00 | 4.90 | 6.00 | 5.45 | % | 0.36 | 0 | 0 | 1.67 | -0.98 | 0.02 | 0.00 | 6/18/2026 3:59:55 PM EST | |||
| 17.50 | 7.20 | 8.60 | 7.90 | % | 0.45 | 0 | 0 | 2.12 | -1.00 | 0.00 | 0.00 | 6/18/2026 3:59:55 PM EST |