Alcoa (AA) Options Chain

NYSE: AAIndustrialsAluminumUSD

42.20-0.63 (-1.47%)

At close: Oct 9, 4:01 PM ET · Delayed 15 min

Expiration date

Expiration: Sep 17, 2027
Days to expiration: 341
Share price: $42.20
Put/call ratio (OI): 3.51
Put/call ratio (volume): 1.29
ATM implied volatility: 49.0%
Expected move: ±$19.98
Open interest (C / P): 370 / 1.30K

AA options summary

The AA options chain for the September 17, 2027 expiration lists 10 call and 8 put contracts, with 341 days until expiration. Open interest stands at 370 calls and 1,297 puts, a put/call ratio of 3.51, which is more bearish, with puts outnumbering calls. At-the-money implied volatility near the $40.00 strike is 49.0%, which implies the market expects a move of about ±$19.98 (47.4%) in Alcoa stock by expiration.

The most open interest sits at the $50.00 call (95 contracts) and the $35.00 put (754 contracts).

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

AA options chain · September 17, 2027

AA 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	64.0%	24.80	18.60	20.15	25.00	0.72	0.97	0.84	48.1%	3	70
—	—	—	—	—	—	30.00	1.47	2.03	1.67	46.4%	21	128
0	—	51.2%	11.65	11.15	12.20	35.00	3.10	3.60	3.18	44.6%	6	754
23	12	53.9%	10.41	8.10	9.60	40.00	5.20	5.90	5.25	44.1%	1	31
AA $42.20
53	2	50.2%	7.00	6.55	7.55	45.00	7.90	8.70	8.38	43.2%	1	197
95	1	50.4%	5.60	5.20	5.80	50.00	11.00	12.00	8.70	42.3%	2	50
23	1	51.5%	4.38	3.80	5.10	55.00	14.55	15.70	15.20	41.4%	1	66
52	4	51.3%	3.30	3.00	3.45	60.00	18.10	19.70	17.77	40.0%	1	1
94	1	52.2%	2.68	2.10	2.83	65.00	—	—	—	—	—	—
17	2	50.1%	1.89	1.53	2.43	70.00	—	—	—	—	—	—
11	3	52.4%	1.81	1.18	1.79	75.00	—	—	—	—	—	—

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 AA put/call ratio?

For the September 17, 2027 expiration, the AA put/call ratio based on open interest is 3.51 (1,297 puts vs 370 calls), and 1.29 based on today's volume. A ratio above 1 means more puts than calls.

What is AA's implied volatility?

At-the-money implied volatility for AA options expiring September 17, 2027 is about 49.0%, an annualized estimate of how much the market expects Alcoa stock to move.

How many AA option expiration dates are there?

AA has 14 listed expiration dates, from Oct 16, 2026 to Jan 19, 2029.

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.