Archer Aviation (ACHR) Options Chain

NYSE: ACHRIndustrialsAerospaceUSD

4.96+0.24 (+5.08%)

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

Expiration date

Expiration: Jan 21, 2028
Days to expiration: 468
Share price: $4.96
Put/call ratio (OI): 0.13
Put/call ratio (volume): 0.17
ATM implied volatility: 77.9%
Expected move: ±$4.37
Open interest (C / P): 137.38K / 17.74K

ACHR options summary

The ACHR options chain for the January 21, 2028 expiration lists 14 call and 14 put contracts, with 468 days until expiration. Open interest stands at 137,378 calls and 17,738 puts, a put/call ratio of 0.13, which is tilted bullish, with calls outnumbering puts. At-the-money implied volatility near the $5.00 strike is 77.9%, which implies the market expects a move of about ±$4.37 (88.2%) in Archer Aviation stock by expiration.

The most open interest sits at the $5.00 call (32.29K contracts) and the $5.00 put (4.27K contracts).

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

ACHR options chain · January 21, 2028

ACHR 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
946	102	123.0%	4.10	3.90	4.35	1.00	0.02	0.09	0.09	91.4%	25	381
1,452	1	97.3%	3.27	3.15	3.50	2.00	0.17	0.29	0.23	81.0%	5	448
4,732	15	88.3%	2.68	2.61	2.74	3.00	0.50	0.57	0.55	75.0%	4	3,680
4,064	176	87.5%	2.20	2.13	2.31	4.00	0.90	1.04	1.01	71.2%	24	1,598
ACHR $4.96
32,286	152	83.9%	1.82	1.76	1.84	5.00	1.51	1.68	1.61	71.9%	7	4,273
20,983	140	84.1%	1.30	1.26	1.34	7.00	2.85	3.05	3.00	66.7%	66	3,541
21,431	194	83.3%	0.87	0.79	0.87	10.00	5.40	5.55	5.70	64.1%	20	2,256
4,895	40	84.3%	0.65	0.62	0.70	12.00	7.20	7.35	7.53	60.5%	25	1,043
15,518	49	84.8%	0.47	0.45	0.50	15.00	10.05	10.25	10.28	59.0%	2	415
2,078	7	86.8%	0.37	0.36	0.48	17.00	11.05	11.35	12.31	—	1	93
8,697	207	84.9%	0.31	0.25	0.33	20.00	13.80	16.35	14.93	57.8%	1	1
1,631	2	89.2%	0.24	0.20	0.40	22.00	15.70	17.30	17.22	86.5%	1	2
1,959	7	94.6%	0.22	0.17	0.45	25.00	17.65	20.55	20.05	107.5%	1	7
16,706	7	88.2%	0.19	0.15	0.24	27.00	21.75	22.90	21.30	95.9%	3	0

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 ACHR put/call ratio?

For the January 21, 2028 expiration, the ACHR put/call ratio based on open interest is 0.13 (17,738 puts vs 137,378 calls), and 0.17 based on today's volume. A ratio above 1 means more puts than calls.

What is ACHR's implied volatility?

At-the-money implied volatility for ACHR options expiring January 21, 2028 is about 77.9%, an annualized estimate of how much the market expects Archer Aviation stock to move.

How many ACHR option expiration dates are there?

ACHR has 10 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.