COST option chain Costco Wholesale Corporation

Expiration Cboe delayed options data · as of 09:35 UTC

Each row is one strike. The left half is the call, the right half the put. Bid/ask are what buyers and sellers currently quote; volume is contracts traded this session; open interest is standing contracts. The highlighted row sits closest to the stock price.

This expiration prices a move of about ±4.8% (939.89–1,034.55) · ATM IV 19.2% · P/C open interest 1.34

CALLS								Strike	PUTS
Bid	Ask	Vol	OIThe number of option contracts currently outstanding at a strike or expiration. High open interest shows where positions are concentrated.	IV	ΔModel sensitivity of an option's price to a $1 move in the stock; also used as a rough moneyness scale (a 25-delta option is well out of the money).	Γ	Θ		Bid	Ask	Vol	OI	IV	Δ	Γ	Θ
445.70	454.60		12	83.7%	1.00	0.0000	-0.002	540	0	1.90		89	87.1%	-0.00	0.0000	-0.002
426.30	434.65		3	79.2%	1.00	0.0000	-0.003	560	0	4.90		33	95.2%	-0.00	0.0000	-0.003
406.35	415.00		6	75.4%	1.00	0.0000	-0.003	580	0	4.90	1	242	92.0%	-0.00	0.0000	-0.003
386.45	394.30		7	65.4%	1.00	0.0000	-0.003	600	0	2.50	15	73	78.1%	-0.00	0.0000	-0.003
366.55	373.45		9		1.00	0.0000	-0.004	620	0	4.30		22	80.1%	-0.00	0.0000	-0.004
346.65	355.00		2	62.2%	1.00	0.0000	-0.004	640	0	0.4000	485	848	44.5%	-0.00	0.0000	-0.004
326.70	335.00		4	57.4%	1.00	0.0000	-0.005	660	0	0.4000	14	259	42.2%	-0.00	0.0000	-0.005
306.30	314.75		122	45.0%	1.00	0.0000	-0.006	680	0	0.5000	22	238	44.5%	-0.00	0.0000	-0.006
286.90	295.50		6	51.1%	1.00	0.0000	-0.007	700	0.0100	0.4200	6	463	37.5%	-0.00	0.0000	-0.007
266.45	273.90		14		1.00	0.0000	-0.009	720	0	4.90		96	57.6%	-0.00	0.0000	-0.009
246.55	255.05		26	35.9%	1.00	0.0001	-0.010	740	0	0.1500	50	860	34.2%	-0.00	0.0001	-0.010
242.10	250.75			42.9%	1.00	0.0001	-0.011	745	0	1.02	4	6	41.7%	-0.00	0.0001	-0.011
237.15	245.10			39.6%	1.00	0.0001	-0.011	750	0	4.35		106	51.4%	-0.00	0.0001	-0.011
232.15	240.65		1	41.4%	1.00	0.0001	-0.012	755	0	0.3400		36	34.9%	-0.00	0.0001	-0.012
226.80	235.65		2	40.6%	1.00	0.0001	-0.013	760	0	1.04		186	39.3%	-0.00	0.0001	-0.013
222.20	230.65			39.5%	1.00	0.0001	-0.013	765	0	1.06		107	38.5%	-0.00	0.0001	-0.013
217.25	225.65			38.7%	1.00	0.0001	-0.014	770	0	1.34		41	38.9%	-0.00	0.0001	-0.014
212.25	220.70			38.0%	1.00	0.0001	-0.015	775	0	4.35		18	46.3%	-0.00	0.0001	-0.015
207.30	215.95	1	37	37.2%	1.00	0.0001	-0.016	780	0.1000	0.3600		454	32.3%	-0.00	0.0001	-0.016
202.35	209.60			28.6%	0.99	0.0001	-0.017	785	0	1.11	2	6	35.4%	-0.00	0.0001	-0.017
197.35	206.00		31	35.7%	0.99	0.0002	-0.018	790	0	0.7400		61	32.6%	-0.01	0.0002	-0.018
192.40	201.00			34.9%	0.99	0.0002	-0.019	795	0	0.6400		31	31.2%	-0.01	0.0002	-0.019
187.00	194.75	1	48		0.99	0.0002	-0.021	800	0	0.5700		733	30.0%	-0.01	0.0002	-0.021
182.50	190.45		1	31.6%	0.99	0.0002	-0.022	805	0	0.7000		43	30.0%	-0.01	0.0002	-0.022
177.50	186.00		2	32.7%	0.99	0.0002	-0.024	810	0	0.8500		150	30.0%	-0.01	0.0002	-0.024
172.55	181.00		6	31.9%	0.99	0.0003	-0.026	815	0	0.7900		111	28.9%	-0.01	0.0003	-0.026
167.60	175.45		20	29.0%	0.99	0.0003	-0.028	820	0.1500	0.4200		375	26.9%	-0.01	0.0003	-0.028
162.65	169.80		7	24.5%	0.99	0.0004	-0.030	825	0	0.8600	4	157	27.7%	-0.01	0.0004	-0.031
157.75	164.85		2	24.6%	0.99	0.0004	-0.033	830	0	0.6000	14	333	25.6%	-0.01	0.0004	-0.033
152.80	159.95		1	24.5%	0.99	0.0004	-0.036	835	0.1000	0.8100	6	229	26.3%	-0.01	0.0004	-0.036
147.25	154.95		70		0.98	0.0005	-0.040	840	0.3500	0.5200	40	1,305	25.3%	-0.02	0.0005	-0.040
142.95	149.90	1	12	23.1%	0.98	0.0006	-0.044	845	0.2500	0.5800	35	1,022	24.4%	-0.02	0.0006	-0.044
138.05	145.20	1	17	23.9%	0.98	0.0006	-0.048	850	0.1400	0.6600	16	1,653	23.5%	-0.02	0.0006	-0.048
133.15	139.90		10	22.1%	0.98	0.0007	-0.053	855	0.0100	0.9700		167	23.4%	-0.02	0.0007	-0.053
129.55	135.00		67	25.7%	0.97	0.0008	-0.058	860	0.3300	0.8300	26	1,092	23.2%	-0.03	0.0008	-0.059
123.60	130.40		22	23.4%	0.97	0.0009	-0.064	865	0.4300	1.70	12	123	24.9%	-0.03	0.0009	-0.065
119.90	125.55		16	25.5%	0.97	0.0010	-0.071	870	0.6600	1.06	17	592	23.2%	-0.03	0.0010	-0.072
113.75	120.70		19	22.6%	0.96	0.0011	-0.079	875	0.7600	1.20	8	146	22.7%	-0.04	0.0012	-0.079
108.75	115.90		54	22.1%	0.96	0.0013	-0.087	880	1.02	1.35	63	696	22.7%	-0.04	0.0013	-0.088
104.00	110.05		39	19.8%	0.95	0.0014	-0.096	885	1.11	1.71	14	236	22.6%	-0.05	0.0015	-0.097
99.40	105.30	1	50	20.3%	0.94	0.0016	-0.106	890	1.52	1.93	10	349	22.7%	-0.06	0.0016	-0.107
95.70	101.65		49	23.2%	0.94	0.0018	-0.116	895	1.41	2.71	12	289	22.6%	-0.06	0.0018	-0.118
90.00	95.90	1	222	20.3%	0.93	0.0020	-0.128	900	1.85	2.81	106	651	22.3%	-0.07	0.0021	-0.130
86.40	92.35		53	22.6%	0.92	0.0023	-0.140	905	0.5900	2.83	3	136	19.8%	-0.08	0.0023	-0.142
80.65	87.80		121	21.3%	0.91	0.0025	-0.154	910	1.93	3.85	13	179	21.4%	-0.09	0.0026	-0.156
77.25	82.15	9	144	21.1%	0.89	0.0028	-0.168	915	3.00	3.85	18	130	21.4%	-0.11	0.0028	-0.170
73.40	78.00	17	336	21.7%	0.88	0.0031	-0.182	920	3.70	4.55	122	681	21.5%	-0.12	0.0031	-0.185
67.55	73.40	32	153	20.2%	0.86	0.0034	-0.197	925	4.00	5.55	56	326	21.5%	-0.14	0.0034	-0.200
63.10	69.15	1	225	20.0%	0.85	0.0037	-0.213	930	4.60	5.40	94	113	20.5%	-0.15	0.0038	-0.216
59.50	64.95	6	207	20.3%	0.83	0.0040	-0.229	935	5.50	6.20	53	146	20.5%	-0.17	0.0041	-0.232
55.70	60.25	1	290	20.1%	0.81	0.0043	-0.244	940	6.45	7.90	31	437	21.0%	-0.19	0.0044	-0.249
50.90	56.90	11	194	19.9%	0.79	0.0046	-0.260	945	7.25	9.25	38	82	20.8%	-0.22	0.0047	-0.264
47.60	53.05	11	451	20.1%	0.76	0.0050	-0.275	950	8.55	9.75	42	193	20.4%	-0.24	0.0050	-0.280
43.35	48.85	12	382	19.5%	0.74	0.0053	-0.289	955	9.05	11.35	16	97	20.1%	-0.27	0.0054	-0.295
42.10	45.05	15	440	20.5%	0.71	0.0055	-0.302	960	10.40	12.95	99	285	20.1%	-0.30	0.0057	-0.308
38.40	42.30	9	268	20.6%	0.68	0.0058	-0.314	965	11.35	14.60	25	25	19.7%	-0.32	0.0059	-0.321
33.10	38.80	10	379	19.5%	0.65	0.0060	-0.324	970	12.35	16.35	19	169	19.4%	-0.35	0.0062	-0.332
31.35	35.05	46	212	19.7%	0.62	0.0062	-0.333	975	15.65	18.45	13	27	20.2%	-0.39	0.0064	-0.341
29.50	31.40	48	880	19.9%	0.59	0.0064	-0.339	980	17.55	21.50	211	157	20.4%	-0.42	0.0065	-0.348
25.75	29.35	34	218	19.7%	0.56	0.0065	-0.343	985	17.50	22.05	72	12	18.7%	-0.45	0.0067	-0.352
23.65	26.75	40	351	19.9%	0.52	0.0066	-0.345	990	21.95	25.00	23	11	19.7%	-0.49	0.0067	-0.355
19.80	24.15	329	111	19.2%	0.49	0.0066	-0.345	995	24.45	27.30	198	12	19.5%	-0.52	0.0068	-0.355
19.15	21.55	683	1,526	19.7%	0.46	0.0066	-0.342	1,000	26.35	31.30	75	139	19.6%	-0.55	0.0068	-0.352
16.90	19.30	15	160	19.6%	0.43	0.0065	-0.337	1,005	30.20	33.60	18	54	19.7%	-0.59	0.0067	-0.347
14.85	18.20	60	308	19.9%	0.39	0.0064	-0.330	1,010	32.10	38.15	156	91	19.8%	-0.62	0.0066	-0.340
0	0				0.00	0.0000	0.000	1,015	0	0				0.00	0.0000	0.000
11.80	13.60	83	669	19.5%	0.33	0.0061	-0.309	1,020	38.80	43.40	42	144	19.1%	-0.68	0.0063	-0.318
0	0				0.00	0.0000	0.000	1,025	0	0				0.00	0.0000	0.000
0	0				0.00	0.0000	0.000	1,030	0	0				0.00	0.0000	0.000
0	0				0.00	0.0000	0.000	1,035	0	0				0.00	0.0000	0.000
5.75	8.60	297	586	19.1%	0.23	0.0050	-0.253	1,040	53.45	60.75	8	11	20.0%	-0.79	0.0051	-0.258
3.80	4.50	130	745	19.4%	0.14	0.0038	-0.191	1,060	70.25	75.95	5	6	18.6%	-0.87	0.0038	-0.190
2.08	2.61	25	412	19.8%	0.09	0.0026	-0.137	1,080	88.95	95.75		2	20.6%	-0.93	0.0027	-0.137
0.8300	1.48	102	481	19.7%	0.05	0.0018	-0.094	1,100	108.00	115.05			21.3%	-0.97	0.0018	-0.101
0.6000	1.14	85	197	21.3%	0.03	0.0011	-0.063	1,120	127.65	135.85		2	23.9%	-0.99	0.0010	-0.056
0.0900	0.6300	51	676	20.8%	0.02	0.0007	-0.043	1,140	147.60	156.00		2	26.4%	-1.00	0.0004	-0.019
0.0100	0.9900		435	24.0%	0.01	0.0005	-0.030	1,160	166.10	175.00				-1.00	0.0001	-0.004
0	1.08		107	26.5%	0.01	0.0003	-0.022	1,180	186.65	195.15			27.5%	-1.00	0.0000	-0.001
0	0.7800	2	286	27.4%	0.01	0.0002	-0.017	1,200	207.40	215.40			34.2%	-1.00	0.0000	0.000
0	0.9400	25	123	30.1%	0.00	0.0002	-0.014	1,220	227.40	235.15			35.8%	-1.00	0.0000	0.000
0	1.04		95	32.6%	0.00	0.0001	-0.011	1,240	246.95	256.00			38.0%	-1.00	0.0000	0.000
0	4.30		75	43.1%	0.00	0.0001	-0.009	1,260	266.15	275.10				-1.00	0.0000	0.000
0	4.90		38	46.4%	0.00	0.0001	-0.008	1,280	286.15	295.10				-1.00	0.0000	0.000
0	4.90		31	48.7%	0.00	0.0001	-0.007	1,300	306.15	315.10				-1.00	0.0000	0.000
0	4.90		9	50.9%	0.00	0.0000	-0.006	1,320	326.10	335.00				-1.00	0.0000	0.000
0	4.90		2	53.0%	0.00	0.0000	-0.005	1,340	346.10	355.00				-1.00	0.0000	0.000
0	4.90		4	55.1%	0.00	0.0000	-0.004	1,360	366.10	375.10				-1.00	0.0000	0.000
0	4.90		38	57.1%	0.00	0.0000	-0.004	1,380	386.10	395.10				-1.00	0.0000	0.000
0	4.90		113	59.1%	0.00	0.0000	-0.003	1,400	406.15	415.10				-1.00	0.0000	0.000
0	4.90		13	61.0%	0.00	0.0000	-0.003	1,420	426.15	435.10				-1.00	0.0000	0.000
0	0.0500		34	37.8%	0.00	0.0000	-0.003	1,440	446.25	455.10				-1.00	0.0000	0.000
0	0.0800		37	39.6%	0.00	0.0000	-0.002	1,460	466.15	475.10				-1.00	0.0000	0.000
0	0.2600		21	40.8%	0.00	0.0000	-0.002	1,480	486.30	495.10				-1.00	0.0000	0.000

Strikes shown: within ±50% of the underlying price. Intrinsic value = max(0, price − strike) for calls, max(0, strike − price) for puts; extrinsic = option price − intrinsic. Greeks and IV as computed by the exchange feed.

Volatility smile — Nov 20, 2026

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Implied volatility per strike for this expiration. Out-of-the-money puts usually price higher IV than calls — the skew.

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COST option chain Costco Wholesale Corporation

Volatility smile — Nov 20, 2026

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