CarMax (KMX) Options Chain

NYSE: KMXConsumer DiscretionaryRetail-Auto Dealers and Gas StationsUSD

52.61-1.18 (-2.19%)

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

Expiration date

Expiration: Jan 21, 2028
Days to expiration: 468
Share price: $52.61
Put/call ratio (OI): 0.56
Put/call ratio (volume): 0.58
ATM implied volatility: 47.7%
Expected move: ±$28.44
Open interest (C / P): 6.78K / 3.80K

KMX options summary

The KMX options chain for the January 21, 2028 expiration lists 26 call and 24 put contracts, with 468 days until expiration. Open interest stands at 6,784 calls and 3,799 puts, a put/call ratio of 0.56, which is tilted bullish, with calls outnumbering puts. At-the-money implied volatility near the $52.50 strike is 47.7%, which implies the market expects a move of about ±$28.44 (54.1%) in CarMax stock by expiration.

The most open interest sits at the $42.50 call (739 contracts) and the $25.00 put (916 contracts).

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

KMX options chain · January 21, 2028

KMX 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	1	228.5%	45.00	44.50	49.50	17.50	0.00	0.00	0.57	25.0%	20	0
35	1	79.6%	44.58	33.20	36.00	20.00	0.00	0.00	0.70	25.0%	2	0
38	1	181.2%	33.00	41.80	43.40	22.50	0.05	0.95	0.75	57.1%	2	260
0	2	—	38.05	0.00	0.00	25.00	0.10	3.20	0.95	60.0%	2	916
75	6	71.6%	40.45	27.50	29.80	27.50	1.30	4.70	4.30	66.8%	49	54
211	2	68.3%	28.36	25.50	27.80	30.00	1.70	2.90	1.90	54.0%	18	341
76	106	132.1%	29.45	33.30	35.20	32.50	1.15	3.90	2.27	50.1%	3	96
532	14	64.3%	25.85	22.00	24.10	35.00	2.70	4.20	2.63	51.1%	1	138
83	1	58.9%	30.10	19.20	22.30	37.50	2.60	3.30	4.00	44.5%	1	33
542	87	60.1%	21.93	18.50	20.70	40.00	2.50	4.50	3.23	46.2%	1	86
739	1	58.9%	18.30	17.10	19.10	42.50	0.00	0.00	5.40	3.1%	2	0
592	53	57.6%	19.68	15.60	17.70	45.00	5.70	7.40	5.50	49.6%	3	152
269	200	53.5%	21.90	13.20	16.10	47.50	5.70	8.40	6.09	48.2%	1	18
222	2	53.6%	15.80	12.40	14.80	50.00	8.00	8.40	8.17	42.0%	2	132
205	75	54.5%	14.45	12.00	13.60	52.50	8.00	9.60	8.10	41.0%	12	17
KMX $52.61
50	1	54.1%	13.70	11.20	12.40	55.00	8.90	12.00	10.50	44.7%	12	66
501	8	53.2%	12.19	10.20	11.30	57.50	11.60	12.40	10.75	39.6%	1	88
718	1	51.9%	9.90	9.10	10.20	60.00	13.40	14.00	13.55	39.1%	1	187
200	2	51.6%	10.40	8.20	9.50	62.50	14.60	15.70	14.21	38.8%	21	434
632	506	51.3%	8.20	7.50	8.70	65.00	16.30	17.30	16.70	37.7%	516	504
39	1	53.0%	8.85	4.90	7.90	67.50	18.00	20.10	18.45	41.5%	2	257
43	10	52.5%	7.50	4.10	7.20	70.00	30.50	35.00	31.10	87.0%	50	19
0	28	6.3%	10.00	0.00	0.00	75.00	—	—	—	—	—	—
300	10	50.9%	7.50	4.20	5.00	80.00	21.20	25.00	31.78	—	—	1
32	19	52.9%	8.80	2.95	4.70	85.00	—	—	—	—	—	—
648	102	50.0%	6.67	2.70	3.50	90.00	0.00	0.00	53.38	—	1	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 KMX put/call ratio?

For the January 21, 2028 expiration, the KMX put/call ratio based on open interest is 0.56 (3,799 puts vs 6,784 calls), and 0.58 based on today's volume. A ratio above 1 means more puts than calls.

What is KMX's implied volatility?

At-the-money implied volatility for KMX options expiring January 21, 2028 is about 47.7%, an annualized estimate of how much the market expects CarMax stock to move.

How many KMX option expiration dates are there?

KMX has 8 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.