Energy Recovery Inc. (ERII)
NASDAQ: ERII
· Real-Time Price · USD
15.77
-0.10 (-0.63%)
At close: Oct 03, 2025, 3:59 PM
14.56
-7.67%
After-hours: Oct 03, 2025, 07:26 PM EDT
ERII Gamma Exposure By Expiry
The total Gamma Exposure (GEX) for ERII across all expirations is 1,410.91 shares per 1% move, with 2,365.59 from calls and 954.68 from puts. The put-call GEX ratio of 0.40 shows call-heavy positioning, potentially creating volatility as market makers hedge by selling into strength and buying weakness.
ERII GEX Table
| Expiry Date | Call GEX | Put GEX | Net GEX | P/C GEX |
|---|---|---|---|---|
| Oct 17, 25 | 818.45 | -24.48 | 793.97 | 0.03 |
| Nov 21, 25 | 936.92 | -801.71 | 135.21 | 0.86 |
| Jan 16, 26 | 0 | 0 | 0 | n/a |
| Feb 20, 26 | 462.84 | -117.22 | 345.62 | 0.25 |
| May 15, 26 | 147.38 | -11.27 | 136.11 | 0.08 |