Energy Recovery Inc. (ERII)
NASDAQ: ERII
· Real-Time Price · USD
15.77
-0.10 (-0.63%)
At close: Oct 03, 2025, 3:59 PM
15.77
0.00%
After-hours: Oct 03, 2025, 04:10 PM EDT
ERII Delta Exposure By Expiry
The total Delta Exposure (DEX) for ERII across all expirations shows 5,735.35 net shares that market makers must hedge, with 13,791.52 from calls and 8,056.17 from puts. The put-call delta ratio of 0.58 suggests neutral market maker positioning.
ERII DEX Table
| Expiry Date | Call Delta | Put Delta | Net Delta | P/C Delta |
|---|---|---|---|---|
| Oct 17, 25 | 2,689.82 | -3,607.76 | -917.94 | 1.34 |
| Nov 21, 25 | 7,046.14 | -4,032.19 | 3,013.95 | 0.57 |
| Jan 16, 26 | 0 | 0 | 0 | n/a |
| Feb 20, 26 | 3,207.3 | -361.25 | 2,846.05 | 0.11 |
| May 15, 26 | 848.26 | -54.97 | 793.29 | 0.06 |