Aduro Clean Technologies (ADUR) Options Chain

NASDAQ: ADURIndustrialsMajor ChemicalsUSD

11.11-0.07 (-0.63%)

At close: Oct 9, 4:00 PM ET · Delayed 15 min

Expiration date

Expiration: Feb 19, 2027
Days to expiration: 131
Share price: $11.11
Put/call ratio (OI): 1.91
Put/call ratio (volume): 1.09
ATM implied volatility: 89.6%
Expected move: ±$5.96
Open interest (C / P): 217 / 414

ADUR options summary

The ADUR options chain for the February 19, 2027 expiration lists 8 call and 6 put contracts, with 131 days until expiration. Open interest stands at 217 calls and 414 puts, a put/call ratio of 1.91, which is more bearish, with puts outnumbering calls. At-the-money implied volatility near the $10.00 strike is 89.6%, which implies the market expects a move of about ±$5.96 (53.7%) in Aduro Clean Technologies stock by expiration.

The most open interest sits at the $15.00 call (73 contracts) and the $15.00 put (210 contracts).

Summary generated from market data by MetaCap's automated system. Methodology

ADUR options chain · February 19, 2027

ADUR calls and puts by strike price. Shaded cells are in the money.
Calls							Puts
OI	Vol	IV	Last	Bid	Ask	Strike	Bid	Ask	Last	IV	Vol	OI
—	—	—	—	—	—	5.00	0.00	2.20	0.25	189.7%	1	1
1	3	338.3%	7.64	6.50	10.10	7.50	0.15	1.30	0.57	94.2%	79	106
3	2	88.3%	6.43	2.20	3.40	10.00	1.10	2.40	1.52	90.8%	82	86
ADUR $11.11
60	60	86.3%	1.66	1.15	2.40	12.50	2.40	3.80	2.90	83.9%	1	3
73	50	85.6%	1.25	0.65	1.60	15.00	4.20	5.60	4.20	81.0%	1	210
18	4	86.9%	1.25	0.30	1.20	17.50	—	—	—	—	—	—
36	21	90.0%	0.40	0.05	1.05	20.00	8.50	10.10	8.28	82.3%	1	8
16	1	90.2%	0.55	0.00	0.75	22.50	—	—	—	—	—	—
10	10	113.1%	0.25	0.00	0.75	30.00	—	—	—	—	—	—

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 ADUR put/call ratio?

For the February 19, 2027 expiration, the ADUR put/call ratio based on open interest is 1.91 (414 puts vs 217 calls), and 1.09 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 February 19, 2027 is about 89.6%, 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.