Quanex Building Products (NX) Options Chain

NYSE: NXIndustrialsMetal FabricationsUSD

18.29-0.25 (-1.35%)

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

Expiration date

Expiration: Dec 18, 2026
Days to expiration: 68
Share price: $18.29
Put/call ratio (OI): 1.18
Put/call ratio (volume): 0.57
ATM implied volatility: 61.4%
Expected move: ±$4.85
Open interest (C / P): 90 / 106

NX options summary

The NX options chain for the December 18, 2026 expiration lists 7 call and 7 put contracts, with 68 days until expiration. Open interest stands at 90 calls and 106 puts, a put/call ratio of 1.18, which is fairly balanced between calls and puts. At-the-money implied volatility near the $17.50 strike is 61.4%, which implies the market expects a move of about ±$4.85 (26.5%) in Quanex Building Products stock by expiration.

The most open interest sits at the $22.50 call (48 contracts) and the $15.00 put (86 contracts).

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

NX options chain · December 18, 2026

NX 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
0	1	383.6%	18.80	14.90	17.70	2.50	0.00	2.15	0.05	516.0%	2	0
0	1	246.3%	16.25	12.40	15.20	5.00	0.00	0.95	0.05	241.2%	—	1
—	—	—	—	—	—	10.00	0.00	1.75	0.40	153.9%	—	1
—	—	—	—	—	—	12.50	0.00	2.85	1.80	138.7%	—	2
—	—	—	—	—	—	15.00	0.00	2.00	0.46	79.5%	1	86
24	1	64.8%	5.50	1.65	3.20	17.50	0.95	1.90	0.77	57.9%	4	8
NX $18.29
13	3	57.7%	3.14	0.70	1.65	20.00	2.00	3.40	1.40	51.7%	1	8
48	6	54.3%	0.70	0.05	0.95	22.50	—	—	—	—	—	—
3	1	63.4%	0.85	0.00	0.75	25.00	—	—	—	—	—	—
2	1	122.1%	0.40	0.00	2.30	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 NX put/call ratio?

For the December 18, 2026 expiration, the NX put/call ratio based on open interest is 1.18 (106 puts vs 90 calls), and 0.57 based on today's volume. A ratio above 1 means more puts than calls.

What is NX's implied volatility?

At-the-money implied volatility for NX options expiring December 18, 2026 is about 61.4%, an annualized estimate of how much the market expects Quanex Building Products stock to move.

How many NX option expiration dates are there?

NX 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.