Aduro Clean Technologies (ADUR) Options Chain
NASDAQ: ADURIndustrialsMajor ChemicalsUSD
At close: Oct 9, 4:00 PM ET · Delayed 15 min
Expiration date
- Expiration
- Nov 20, 2026
- Days to expiration
- 40
- Share price
- $11.11
- Put/call ratio (OI)
- 3.65
- Put/call ratio (volume)
- 3.60
- Expected move
- ±$3.35
- Open interest (C / P)
- 225 / 821
ADUR options summary
The ADUR options chain for the November 20, 2026 expiration lists 4 call and 3 put contracts, with 40 days until expiration. Open interest stands at 225 calls and 821 puts, a put/call ratio of 3.65, which is more bearish, with puts outnumbering calls. At-the-money implied volatility near the $10.00 strike is 91.0%, which implies the market expects a move of about ±$3.35 (30.1%) in Aduro Clean Technologies stock by expiration.
The most open interest sits at the $15.00 call (170 contracts) and the $10.00 put (390 contracts).
Summary generated from market data by MetaCap's automated system. Methodology
ADUR options chain · November 20, 2026
| Calls | Puts | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Last | Bid | Ask | Strike | Bid | Ask | Last | |||||
| 1.65 | — | — | 10.00 | 0.60 | 1.00 | 0.66 | |||||
| 0.67 | 0.50 | 0.85 | 12.50 | 1.75 | 2.55 | 2.02 | |||||
| 0.28 | 0.15 | 0.35 | 15.00 | 3.50 | 4.80 | 4.20 | |||||
| 0.30 | 0.00 | 0.25 | 17.50 | — | — | — | |||||
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 ADUR put/call ratio?
For the November 20, 2026 expiration, the ADUR put/call ratio based on open interest is 3.65 (821 puts vs 225 calls), and 3.60 based on today's volume. A ratio above 1 means more puts than calls.
What is ADUR's implied volatility?
At-the-money implied volatility for ADUR options expiring November 20, 2026 is about 91.0%, an annualized estimate of how much the market expects Aduro Clean Technologies stock to move.
How many ADUR option expiration dates are there?
ADUR has 8 listed expiration dates, from Oct 16, 2026 to Dec 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.