CECO Environmental (CECO) Options Chain
NASDAQ: CECOIndustrialsPollution 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
- $65.82
- Put/call ratio (OI)
- 0.28
- Put/call ratio (volume)
- 0.14
- Expected move
- ±$21.05
- Open interest (C / P)
- 234 / 66
CECO options summary
The CECO options chain for the December 18, 2026 expiration lists 18 call and 7 put contracts, with 68 days until expiration. Open interest stands at 234 calls and 66 puts, a put/call ratio of 0.28, which is tilted bullish, with calls outnumbering puts. At-the-money implied volatility near the $65.00 strike is 74.1%, which implies the market expects a move of about ±$21.05 (32.0%) in CECO Environmental stock by expiration.
The most open interest sits at the $80.00 call (81 contracts) and the $65.00 put (40 contracts).
Summary generated from market data by MetaCap's automated system. Methodology
CECO options chain · December 18, 2026
| Calls | Puts | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Last | Bid | Ask | Strike | Bid | Ask | Last | |||||
| — | — | — | 40.00 | 0.00 | 0.00 | 1.30 | |||||
| — | — | — | 45.00 | 0.00 | 0.00 | 1.50 | |||||
| — | — | — | 50.00 | 0.05 | 3.80 | 1.20 | |||||
| 22.10 | 0.00 | 0.00 | 55.00 | 1.60 | 4.40 | 2.25 | |||||
| — | — | — | 60.00 | 3.30 | 6.90 | 5.30 | |||||
| 8.80 | 7.30 | 11.30 | 65.00 | 5.70 | 9.20 | 6.97 | |||||
| 7.00 | 6.00 | 9.00 | 70.00 | — | — | — | |||||
| 13.00 | 3.00 | 7.40 | 75.00 | — | — | — | |||||
| 6.30 | 3.00 | 4.70 | 80.00 | — | — | — | |||||
| 4.30 | 2.45 | 4.30 | 85.00 | 16.10 | 19.00 | 23.20 | |||||
| 2.06 | 0.80 | 3.60 | 90.00 | — | — | — | |||||
| 12.30 | 2.75 | 6.70 | 95.00 | — | — | — | |||||
| 4.95 | 0.00 | 3.20 | 100.00 | — | — | — | |||||
| 2.00 | 0.00 | 2.75 | 105.00 | — | — | — | |||||
| 2.18 | 1.45 | 3.90 | 110.00 | — | — | — | |||||
| 1.29 | 0.00 | 2.85 | 115.00 | — | — | — | |||||
| 2.25 | 0.00 | 0.00 | 120.00 | — | — | — | |||||
| 1.85 | 0.00 | 0.00 | 125.00 | — | — | — | |||||
| 7.40 | 0.20 | 4.40 | 130.00 | — | — | — | |||||
| 1.70 | 0.00 | 0.00 | 135.00 | — | — | — | |||||
| 1.60 | 0.00 | 0.00 | 140.00 | — | — | — | |||||
| 1.30 | 0.00 | 0.00 | 145.00 | — | — | — | |||||
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 CECO put/call ratio?
For the December 18, 2026 expiration, the CECO put/call ratio based on open interest is 0.28 (66 puts vs 234 calls), and 0.14 based on today's volume. A ratio above 1 means more puts than calls.
What is CECO's implied volatility?
At-the-money implied volatility for CECO options expiring December 18, 2026 is about 74.1%, an annualized estimate of how much the market expects CECO Environmental stock to move.
How many CECO option expiration dates are there?
CECO has 8 listed expiration dates, from Oct 16, 2026 to Jun 17, 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.