Energy Recovery Inc. (ERII)
NASDAQ: ERII
· Real-Time Price · USD
14.32
-0.21 (-1.45%)
At close: Sep 12, 2025, 10:45 AM
ERII Open Interest Chart
Open interest breakdown by expiration date for ERII
options contracts. Displaying data for 4
active expiration dates with future expiry.
Total open interest across all expiries is
3,181
contracts, with 2,486
call contracts and
695 put contracts.
Open Interest Table
| Expiry Date | Call OI | Put OI | P/C OI |
|---|---|---|---|
| Sep 19, 2025 | 1,252 | 56 | 0.04 |
| Oct 17, 2025 | 184 | 112 | 0.61 |
| Nov 21, 2025 | 748 | 474 | 0.63 |
| Feb 20, 2026 | 302 | 53 | 0.18 |