Energy Recovery (ERII) Options Chain
NASDAQ: ERIITechnologyIndustrial Machinery/ComponentsUSD
At close: Oct 9, 4:00 PM ET · Delayed 15 min
Expiration date
- Expiration
- May 21, 2027
- Days to expiration
- 223
- Share price
- $6.84
- Expected move
- ±$2.88
- Open interest (C / P)
- 0 / 6
ERII options summary
The ERII options chain for the May 21, 2027 expiration lists 0 call and 1 put contracts, with 223 days until expiration. At-the-money implied volatility near the $5.00 strike is 53.9%, which implies the market expects a move of about ±$2.88 (42.1%) in Energy Recovery stock by expiration.
Summary generated from market data by MetaCap's automated system. Methodology
ERII options chain · May 21, 2027
| Calls | Puts | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Last | Bid | Ask | Strike | Bid | Ask | Last | |||||
| — | — | — | 5.00 | 0.15 | 0.50 | 0.43 | |||||
In-the-money callsIn-the-money puts. IV = implied volatility, OI = open interest (contracts). Each contract covers 100 shares. Quotes delayed at least 15 minutes.
Frequently asked questions
What is ERII's implied volatility?
At-the-money implied volatility for ERII options expiring May 21, 2027 is about 53.9%, an annualized estimate of how much the market expects Energy Recovery stock to move.
How many ERII option expiration dates are there?
ERII has 5 listed expiration dates, from Oct 16, 2026 to Jan 19, 2029.
What does "in the money" mean?
A call is in the money when the strike price is below the current share price; a put is in the money when the strike is above it. In-the-money contracts have intrinsic value and are shaded in the table.