COST Options Chain, Calls & Puts

$920.65

+5.71(+0.62%)

O: 921.18
H: 921.18
L: 909.66
V: 2M

⏱️ End-of-day dataAs of Oct 2, 2026

Overview Statistics Financials Historical Data Options Dividend History News Chart

Underlying Price$920.65

Implied Volatility (IV)0.4%

Put / Call Ratio1.05

Total Options Volume8.5K

Total Open Interest20.4K

Selected Expiration2026-10-09

COST

Options Calculator

Expiration

CALLS									STRIKE	PUTS
Calculator	Last	Chg	% Chg	Bid	Ask	Vol	OI	IV	Strike	Last	Chg	% Chg	Bid	Ask	Vol	OI	IV	Calculator
	-	-	-	$102.65	$108.50	-	-	0.4%	$815.00	$0.10	+0.08	-	$0.01	$0.02	2	80	0.3%
	$94.40	-7.38	-	$97.65	$104.65	4	3	0.3%	$820.00	$0.05	-0.01	-	$0.00	$0.08	4	52	0.3%
	-	-	-	$92.65	$100.00	-	-	0.3%	$825.00	$0.07	+0.00	-	$0.00	$0.09	4	40	0.3%
	$88.38	+0.00	-	$87.65	$93.45	-	3	0.3%	$830.00	$0.06	+0.01	-	$0.00	$0.09	19	53	0.3%
	-	-	-	$82.65	$88.55	-	-	0.3%	$835.00	$0.06	+0.00	-	$0.00	$0.12	3	177	0.3%
	$75.00	-2.93	-	$77.75	$83.05	4	4	0.3%	$840.00	$0.02	-0.25	-	$0.00	$0.08	98	309	0.3%
	$69.33	-	-	$72.80	$80.20	1	-	0.3%	$845.00	$0.09	-0.11	-	$0.00	$0.11	5	57	0.2%
	$71.58	+0.00	-	$67.70	$73.25	-	6	0.2%	$850.00	$0.02	-0.08	-	$0.01	$0.30	57	133	0.2%
	$60.00	+0.00	-	$62.70	$68.70	-	5	0.2%	$855.00	$0.05	-0.39	-	$0.01	$0.15	27	77	0.2%
	$51.63	+0.00	-	$57.85	$63.20	-	1	0.2%	$860.00	$0.09	-0.02	-	$0.05	$0.13	213	214	0.2%
	$52.18	+8.36	-	$52.85	$58.70	1	5	0.2%	$865.00	$0.18	-0.12	-	$0.09	$0.23	123	98	0.2%
	$38.20	+0.00	-	$47.85	$55.05	-	12	0.2%	$870.00	$0.16	-0.27	-	$0.01	$0.21	160	160	0.2%
	$33.33	+0.00	-	$42.95	$48.65	-	2	0.2%	$875.00	$0.32	-0.29	-	$0.24	$0.58	233	344	0.2%
	$39.10	+0.90	-	$38.10	$44.85	7	14	0.2%	$880.00	$0.41	-0.52	-	$0.35	$0.47	453	303	0.2%
	$30.62	-7.19	-	$33.75	$40.30	40	10	0.2%	$885.00	$0.69	-0.51	-	$0.53	$0.86	339	323	0.2%
	$30.50	+0.40	-	$29.40	$35.00	11	61	0.2%	$890.00	$0.88	-0.96	-	$0.86	$1.09	440	257	0.2%
	$28.75	-0.80	-	$26.50	$33.60	2	2	0.2%	$892.50	$1.53	-0.87	-	$0.55	$1.68	13	28	0.2%
	$21.82	-4.43	-	$24.60	$31.75	14	51	0.2%	$895.00	$1.49	-1.29	-	$1.34	$1.67	101	351	0.2%
	$20.98	-10.64	-	$22.00	$27.00	6	5	0.2%	$897.50	$2.54	-0.78	-	$1.62	$2.25	199	164	0.2%
	$24.10	+1.70	-	$20.70	$24.80	33	117	0.2%	$900.00	$2.35	-1.66	-	$2.00	$2.49	470	444	0.2%
	$14.55	-8.90	-	$18.70	$23.80	2	44	0.2%	$902.50	$2.80	-1.74	-	$2.28	$2.96	44	89	0.2%
	$19.10	+0.61	-	$17.60	$21.60	17	115	0.2%	$905.00	$3.19	-2.70	-	$3.00	$3.55	171	288	0.2%
	$14.95	+0.45	-	$14.95	$19.45	7	5	0.2%	$907.50	$3.81	-2.79	-	$3.70	$4.30	19	24	0.2%
	$14.63	+0.35	-	$14.20	$17.25	161	122	0.2%	$910.00	$4.54	-3.51	-	$4.35	$5.05	123	215	0.2%
	$14.45	+1.30	-	$13.60	$15.10	58	21	0.2%	$912.50	$5.29	-3.39	-	$5.15	$5.95	47	23	0.2%
	$13.00	+0.67	-	$12.25	$14.00	192	320	0.2%	$915.00	$6.45	-3.60	-	$6.05	$6.65	161	156	0.2%
	$11.00	+1.21	-	$11.00	$12.00	99	51	0.2%	$917.50	$8.50	-2.25	-	$6.75	$7.95	94	34	0.2%
	$10.07	+0.87	-	$9.45	$10.35	285	226	0.2%	$920.00ATM	$8.60	-2.65	-	$8.00	$10.25	187	201	0.2%
	$8.60	+0.10	-	$8.40	$9.65	78	11	0.2%	$922.50ATM	$10.05	-3.60	-	$9.00	$11.15	14	23	0.2%
	$7.60	+0.75	-	$7.30	$8.05	461	279	0.2%	$925.00	$10.95	-3.30	-	$10.35	$11.90	40	159	0.2%
	$6.00	-0.37	-	$6.25	$8.25	233	12	0.2%	$927.50	$14.45	-1.70	-	$11.70	$14.90	3	14	0.2%
	$5.60	+0.30	-	$4.60	$6.25	335	475	0.2%	$930.00	$14.30	-1.75	-	$12.90	$15.80	20	189	0.2%
	$4.05	-0.15	-	$3.80	$4.20	169	336	0.2%	$935.00	$24.15	+2.62	-	$15.05	$20.50	5	15	0.2%
	$2.78	-0.02	-	$2.65	$2.97	286	214	0.2%	$940.00	$31.59	+0.00	-	$20.35	$23.75	-	17	0.2%
	$2.09	-0.25	-	$1.80	$2.05	254	487	0.2%	$945.00	$31.05	+0.00	-	$22.35	$29.50	-	26	0.2%
	$1.30	-0.20	-	$1.14	$1.59	222	611	0.2%	$950.00	$34.53	+0.00	-	$27.30	$33.95	-	12	0.2%
	$0.74	-0.35	-	$0.66	$0.90	120	189	0.2%	$955.00	$32.35	+0.00	-	$33.15	$38.60	-	7	0.2%
	$0.63	-0.05	-	$0.35	$0.66	76	278	0.2%	$960.00	$44.80	+6.60	-	$37.25	$43.35	1	9	0.2%
	$0.34	-0.19	-	$0.25	$0.55	32	109	0.2%	$965.00	$45.70	+0.00	-	$42.60	$48.20	-	-	0.2%
	$0.13	-0.20	-	$0.14	$0.49	242	157	0.2%	$970.00	$73.41	+0.00	-	$47.65	$53.15	-	-	0.2%
	$0.20	-0.03	-	$0.14	$0.26	51	77	0.2%	$975.00	$40.15	+0.00	-	$51.80	$58.05	-	-	0.2%
	$0.15	-0.05	-	$0.09	$0.37	48	117	0.2%	$980.00	$64.58	+0.00	-	$55.85	$63.05	-	-	0.2%
	$0.11	-0.09	-	$0.08	$0.11	14	84	0.2%	$985.00	-	-	-	$61.40	$68.50	-	-	0.2%
	$0.13	+0.01	-	$0.02	$0.17	10	203	0.2%	$990.00	$53.85	+0.00	-	$66.00	$73.05	-	-	0.2%
	$0.05	-0.12	-	$0.00	$0.10	20	36	0.2%	$995.00	$93.65	+0.00	-	$71.85	$78.05	-	-	0.2%
	$0.08	-0.04	-	$0.05	$0.08	73	251	0.2%	$1,000.00	-	-	-	$75.85	$83.05	-	-	0.2%
	$0.12	-0.02	-	$0.00	$0.12	3	26	0.3%	$1,005.00	$100.80	+0.00	-	$82.05	$88.05	-	-	0.2%
	$0.07	-0.01	-	$0.02	$0.12	7	54	0.3%	$1,010.00	$105.70	+0.00	-	$85.85	$93.05	-	-	0.2%
	$0.06	-0.02	-	$0.01	$0.11	2	55	0.3%	$1,015.00	$101.05	+0.00	-	$90.85	$98.05	-	-	0.2%
	$0.04	-0.02	-	$0.01	$0.11	4	73	0.3%	$1,020.00	$104.35	+0.00	-	$95.85	$103.05	-	-	0.2%
	$0.06	+0.00	-	$0.00	$0.15	-	46	0.3%	$1,025.00	-	-	-	$100.85	$108.05	-	-	0.2%
	$0.12	-0.28	-	$0.01	$0.11	1	77	0.3%	$1,030.00	-	-	-	$105.85	$113.05	-	-	0.2%

Open Interest & Max Pain

2026-10-09

Max Pain$915.00-0.6% vs price

Call Open Interest10.0K

Put Open Interest10.5K

Put / Call (Open Interest)1.05

CallsPutsPrice $920.65Max painTop of chart = 611 contracts

845

865

885

897.5

907.5

Max pain $915

917.5

927.5

945

965

985

Max pain is the strike where the open options would be worth the least at expiration, i.e. where option buyers as a group would lose the most. The chart shows strikes within 20% of the price. Open interest is from the last end-of-day update.

Market Indices

Sector Heatmap

COST — Costco Wholesale Corp

COST

Open Interest & Max Pain