Casey's General Stores (CASY) Options Chain

NASDAQ: CASYConsumer DiscretionaryRetail-Auto Dealers and Gas StationsUSD

646.27+3.99 (+0.62%)

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

Expiration date

Expiration: May 21, 2027
Days to expiration: 223
Share price: $646.27
Put/call ratio (OI): 1.77
Put/call ratio (volume): 3.40
ATM implied volatility: 41.1%
Expected move: ±$207.46
Open interest (C / P): 137 / 243

CASY options summary

The CASY options chain for the May 21, 2027 expiration lists 24 call and 27 put contracts, with 223 days until expiration. Open interest stands at 137 calls and 243 puts, a put/call ratio of 1.77, which is more bearish, with puts outnumbering calls. At-the-money implied volatility near the $650.00 strike is 41.1%, which implies the market expects a move of about ±$207.46 (32.1%) in Casey's General Stores stock by expiration.

The most open interest sits at the $600.00 call (21 contracts) and the $610.00 put (127 contracts).

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

CASY options chain · May 21, 2027

CASY 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
—	—	—	—	—	—	370.00	0.00	4.20	2.17	45.2%	1	2
—	—	—	—	—	—	440.00	—	—	7.47	—	—	—
—	—	—	—	—	—	450.00	3.70	9.90	11.12	39.5%	—	5
2	1	51.1%	195.13	201.10	210.00	460.00	3.70	12.40	13.60	40.5%	2	2
—	—	—	—	—	—	470.00	6.00	12.60	14.39	38.8%	2	2
1	1	49.3%	178.88	184.00	193.20	480.00	6.80	15.30	16.10	39.5%	—	4
3	1	48.2%	127.80	177.00	184.70	490.00	8.00	16.30	16.59	38.4%	1	7
—	—	—	—	—	—	500.00	10.70	18.90	14.95	38.7%	1	17
4	7	45.9%	142.80	162.00	167.60	510.00	11.80	20.10	23.75	37.6%	4	6
—	—	—	—	—	—	520.00	16.80	23.00	23.40	37.8%	1	6
—	—	—	—	—	—	530.00	17.50	24.80	34.50	37.0%	1	2
15	6	44.5%	136.30	139.30	145.80	540.00	20.40	28.00	25.18	37.1%	4	1
3	2	44.2%	129.00	132.20	139.00	550.00	22.10	30.30	34.80	36.5%	1	3
—	—	—	—	—	—	560.00	26.10	33.00	30.95	36.0%	5	6
—	—	—	—	—	—	570.00	28.10	37.00	46.62	36.2%	1	0
4	1	42.8%	107.00	113.00	119.00	580.00	32.20	40.00	37.28	35.7%	4	21
6	3	43.2%	101.50	106.00	114.20	590.00	35.70	43.50	41.40	35.3%	1	1
21	2	42.7%	99.17	100.00	107.90	600.00	40.20	48.00	45.00	35.4%	2	18
—	—	—	81.41	—	—	610.00	43.50	51.40	58.30	34.8%	101	127
—	—	—	—	—	—	620.00	49.90	55.00	51.65	34.1%	1	4
9	2	41.0%	85.00	85.00	89.90	630.00	54.00	61.00	56.90	34.6%	1	2
3	1	41.9%	82.10	78.20	87.00	640.00	—	—	68.80	—	—	—
CASY $646.27
3	1	41.1%	73.84	75.00	81.00	650.00	—	—	—	—	—	—
4	3	41.0%	65.50	64.30	72.70	670.00	—	—	—	—	—	—
5	1	41.1%	64.00	60.00	69.00	680.00	—	—	—	—	—	—
2	1	40.1%	57.00	56.00	63.30	690.00	—	—	—	—	—	—
12	1	40.2%	55.70	53.50	60.00	700.00	90.80	99.00	115.32	32.8%	—	3
—	—	—	51.85	—	—	710.00	97.00	104.70	103.56	32.3%	1	1
—	—	—	—	—	—	720.00	105.30	111.00	154.72	31.9%	1	2
12	1	40.0%	40.90	39.00	47.20	740.00	—	—	—	—	—	—
20	1	39.2%	27.53	34.10	40.50	760.00	—	—	157.08	—	—	—
—	—	—	—	—	—	780.00	147.00	155.90	181.65	31.4%	—	1
1	—	39.7%	17.40	19.30	28.70	820.00	—	—	—	—	—	—
0	2	39.6%	16.64	16.00	25.20	840.00	—	—	—	—	—	—
7	2	37.9%	15.70	13.00	19.70	860.00	—	—	—	—	—	—
—	—	—	10.07	—	—	900.00	—	—	—	—	—	—

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 CASY put/call ratio?

For the May 21, 2027 expiration, the CASY put/call ratio based on open interest is 1.77 (243 puts vs 137 calls), and 3.40 based on today's volume. A ratio above 1 means more puts than calls.

What is CASY's implied volatility?

At-the-money implied volatility for CASY options expiring May 21, 2027 is about 41.1%, an annualized estimate of how much the market expects Casey's General Stores stock to move.

How many CASY option expiration dates are there?

CASY has 4 listed expiration dates, from Oct 16, 2026 to May 21, 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.