A.O. Smith (AOS) Options Chain

NYSE: AOSConsumer DiscretionaryConsumer Electronics/AppliancesUSD

56.79+0.23 (+0.41%)

Market open · Delayed 15 min · as of Oct 9, 11:53 AM ET

Expiration date

Expiration: Oct 16, 2026
Days to expiration: 7
Share price: $56.80
Put/call ratio (OI): 0.67
Put/call ratio (volume): 2.55
ATM implied volatility: 35.9%
Expected move: ±$2.83
Open interest (C / P): 3.28K / 2.19K

AOS options summary

The AOS options chain for the October 16, 2026 expiration lists 11 call and 8 put contracts, with 7 days until expiration. Open interest stands at 3,278 calls and 2,195 puts, a put/call ratio of 0.67, which is tilted bullish, with calls outnumbering puts. At-the-money implied volatility near the $55.00 strike is 35.9%, which implies the market expects a move of about ±$2.83 (5.0%) in A.O. Smith stock by expiration.

The most open interest sits at the $55.00 call (1.62K contracts) and the $60.00 put (1.70K contracts).

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

AOS options chain · October 16, 2026

AOS 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
2	2	229.3%	24.70	16.30	19.80	40.00	—	—	—	—	—	—
—	—	—	—	—	—	45.00	0.00	0.75	0.03	118.1%	1	10
11	10	54.5%	8.51	6.00	7.80	50.00	0.00	0.60	0.17	70.6%	1	66
1,618	3	41.5%	0.90	1.45	2.45	55.00	0.20	0.35	0.35	30.4%	9	322
AOS $56.80
654	1	23.4%	0.10	0.00	0.05	60.00	3.10	3.70	3.35	46.9%	46	1,697
521	8	64.1%	0.08	0.00	0.40	65.00	0.00	0.00	4.00	—	1	0
140	1	103.0%	0.05	0.00	0.75	70.00	0.00	0.00	7.55	—	12	0
156	1	127.0%	0.30	0.00	0.75	75.00	16.60	19.40	16.95	174.0%	2	0
115	2	120.3%	0.30	0.00	0.25	80.00	21.60	24.60	21.93	208.8%	2	100
0	1	50.0%	0.10	0.00	0.00	85.00	—	—	—	—	—	—
61	—	202.5%	0.30	0.00	1.15	90.00	—	—	—	—	—	—
0	—	50.0%	1.01	0.00	0.00	100.00	—	—	—	—	—	—

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 AOS put/call ratio?

For the October 16, 2026 expiration, the AOS put/call ratio based on open interest is 0.67 (2,195 puts vs 3,278 calls), and 2.55 based on today's volume. A ratio above 1 means more puts than calls.

What is AOS's implied volatility?

At-the-money implied volatility for AOS options expiring October 16, 2026 is about 35.9%, an annualized estimate of how much the market expects A.O. Smith stock to move.

How many AOS option expiration dates are there?

AOS has 4 listed expiration dates, from Oct 16, 2026 to Apr 16, 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.