Fuel Tech (FTEK) Options Chain
NASDAQ: FTEKIndustrialsPollution Control EquipmentUSD
At close: Oct 9, 4:00 PM ET · Delayed 15 min
Expiration date
- Expiration
- Dec 18, 2026
- Days to expiration
- 68
- Share price
- $1.65
- Put/call ratio (OI)
- 0.05
- Put/call ratio (volume)
- 0.13
- Expected move
- ±$0.6621
- Open interest (C / P)
- 1.50K / 70
FTEK options summary
The FTEK options chain for the December 18, 2026 expiration lists 3 call and 2 put contracts, with 68 days until expiration. Open interest stands at 1,503 calls and 70 puts, a put/call ratio of 0.05, which is tilted bullish, with calls outnumbering puts. At-the-money implied volatility near the $2.00 strike is 93.0%, which implies the market expects a move of about ±$0.6621 (40.1%) in Fuel Tech stock by expiration.
The most open interest sits at the $2.00 call (816 contracts) and the $2.00 put (69 contracts).
Summary generated from market data by MetaCap's automated system. Methodology
FTEK options chain · December 18, 2026
| Calls | Puts | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Last | Bid | Ask | Strike | Bid | Ask | Last | |||||
| 0.52 | 0.40 | 1.15 | 1.00 | — | — | — | |||||
| 0.20 | 0.05 | 0.35 | 2.00 | 0.15 | 0.75 | 0.75 | |||||
| 0.10 | 0.05 | 0.75 | 3.00 | — | — | — | |||||
| — | — | — | 5.00 | 2.75 | 4.00 | 3.50 | |||||
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 the FTEK put/call ratio?
For the December 18, 2026 expiration, the FTEK put/call ratio based on open interest is 0.05 (70 puts vs 1,503 calls), and 0.13 based on today's volume. A ratio above 1 means more puts than calls.
What is FTEK's implied volatility?
At-the-money implied volatility for FTEK options expiring December 18, 2026 is about 93.0%, an annualized estimate of how much the market expects Fuel Tech stock to move.
How many FTEK option expiration dates are there?
FTEK has 3 listed expiration dates, from Oct 16, 2026 to Mar 19, 2027.
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.