COST - Options Database

COST

COSTCO WHSL CORP NEW

$954.63 -0.50%

$953.43 (-0.13%)🌙

as of 10/13 06:01 PM

(10/12 18:00) ◀

Tuesday, October 13, 2026 (6:01pm)

▶ (10/14 18:01)

◀ 10/13 18:01 ▶

Option Volume

Detail

ℹ

Current (10/13) 21,707

Calls: 9,396 (43%)

Puts: 12,311 (57%)

Prior (10/12) 27,706

Calls: 16,617 (60%)

Puts: 11,089 (40%)

Current vs Prior -21.65%

Calls: -43.46% (Calls)

Puts: +11.02% (Puts)

Prior 7-Day Total 240,449

Calls: 134,977 (56%)

Puts: 105,472 (44%)

Prior 7-Day Average 34,349

Calls: 19,282 (56%)

Puts: 15,067 (44%)

Current vs Prior 7-Day Avg -36.81%

Calls: -51.27%

Puts: -18.29%

Sentiment BEARISH

Dollar Volume

Detail

ℹ

Current (10/13) $20.89M

Calls: $12.86M (62%)

Puts: $8.04M (38%)

Prior (10/12) $38.75M

Calls: $27.51M (71%)

Puts: $11.25M (29%)

Current vs Prior -46.08%

Calls: -53.26%

Puts: -28.53%

Prior 7-Day Total $306.10M

Calls: $209.07M (68%)

Puts: $97.03M (32%)

Prior 7-Day Average $43.73M

Calls: $29.87M (68%)

Puts: $13.86M (32%)

Current vs Prior 7-Day Avg -52.22%

Calls: -56.95%

Puts: -42.01%

Sentiment BULLISH

Put/Call Ratio

Detail

ℹ

Current (10/13) 1.31

Prior (10/12) 0.67

Current vs Prior +96.34%

Prior 7-Day Average 0.78

Current vs Prior 7-Day Avg +68.18%

Sentiment BEARISH

Open Interest

Detail

ℹ

Current (10/13) 288,853

Calls: 152,109 (53%)

Puts: 136,744 (47%)

Prior (10/12) 281,455

Calls: 147,952 (53%)

Puts: 133,503 (47%)

Current vs Prior +2.63%

Prior 7-Day Total 2,056,136

Calls: 1,084,046 (53%)

Puts: 972,090 (47%)

Prior 7-Day Average 293,733

Calls: 154,863 (53%)

Puts: 138,870 (47%)

Current vs Prior 7-Day Avg -1.66%

Sentiment BEARISH

Expected Move

Detail

ℹ

WKMO Expiry (10/16) | Next (10/23)Expiry (10/16) | Next (11/20)

Current 1.63% | 2.67%1.63% | 5.26%

Prior 1.73% | 2.60%1.73% | 5.18%

Current vs Prior -6.20% | +2.52%-6.20% | +1.47%

Prior 7-Day Avg 1.68% | 2.71%2.73% | 5.78%

Current vs 7-Day Avg -3.38% | -1.63%-40.39% | -9.04%

Prior 7-Day Eod 1.73% | 2.60%1.73% | 5.18%

Current vs 7-Day Eod -6.20% | +2.52%-6.20% | +1.47%

Sentiment BULLISHBULLISH

Relative Spread

Detail

ℹ

Expiry | Next

Current 21.30% | 23.53%

Calls: 21.78% | 11.48%

Puts: 20.83% | 35.58%

Prior 21.30% | 23.53%

Calls: 21.78% | 11.48%

Puts: 20.83% | 35.58%

Current vs Prior +0.00% | +0.00%

Prior 7-Day Avg 21.30% | 23.53%

Calls: 21.78% | 11.48%

Puts: 20.83% | 35.58%

Current vs 7-Day Avg +0.00% | +0.00%

Liquidity Expensive

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Moderately bullish flow with 62% call dollar volume ($12.86M). Bearish P/C ratio of 1.31 indicates protective positioning. P/C ratio rising 96% - increased hedging/bearish positioning.

Smart Money BULLISH

Retail Flow BEARISH

Overall BEARISH

Dollar Volume

Option Volume

Put/Call Ratio

Open Interest

Expected Move

Current BULLISH

Prior BULLISH

7-Day Avg BULLISH

Current BEARISH

Prior BULLISH

7-Day Avg NEUTRAL

Current BEARISH

Prior BULLISH

7-Day Avg NEUTRAL

Current NEUTRAL

Prior NEUTRAL

7-Day Avg NEUTRAL

Current BEARISH

Prior BULLISH

7-Day Avg BULLISH

📈 Options Analysis

🎯 Tightest Spreads

💰 Best Value Under $1

📊 High Delta (ITM)

🔥 High Volume

⏰ Backwardation

📈 Debit Spreads

📉 Credit Spreads

📅 Calendar Spreads

⚡ Straddles

🔀 Strangles

🦅 Iron Condors

🦋 Butterflies

⚖️ Ratio Spreads

🛡️ Covered Calls

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Tightest Spreads

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Best Value <$1

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High Delta

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Ratio Spreads

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Covered Calls

Options with the tightest bid-ask spreads (<10%). Lower spreads = better fills and less slippage. Showing top 59 of results (avg 7.7%, best 3.8%)

CALLS (5)

Strike	Expiry	Bid	Ask	Mark	Spread	Vol	Delta	OI
$820.00	Oct 16	132.45	137.55	$135.00	3.8%	1	1.00	30
$780.00	Nov 20	173.80	180.85	$177.33	4.0%	--	1.00	37
$800.00	Nov 20	153.70	161.00	$157.35	4.6%	--	1.00	51
$790.00	Nov 20	163.10	170.90	$167.00	4.7%	--	1.00	31
$800.00	Oct 16	150.55	158.75	$154.65	5.3%	--	1.00	31

PUTS (5)

Strike	Expiry	Bid	Ask	Mark	Spread	Vol	Delta	OI
$1140.00	Nov 20	182.05	189.40	$185.73	4.0%	2	0.99	2
$1120.00	Nov 20	162.35	169.75	$166.05	4.5%	2	0.99	2
$1100.00	Nov 20	141.70	148.95	$145.32	5.0%	2	0.97	--
$855.00	Nov 20	1.21	1.30	$1.25	7.2%	27	0.05	187
$1000.00	Nov 20	48.50	52.95	$50.73	8.8%	1	0.77	141

Affordable options under $1.00 per contract. Great for defined-risk strategies with minimal capital. -- found (avg $--, cheapest $--)

No options available for this category

In-the-money options with delta >0.50. Higher probability of profit, lower leverage. 164 found (avg delta 0.80, highest 1.00)

CALLS (5)

Strike	Expiry	Bid	Ask	Mark	Spread	Vol	Delta	OI
$800.00	Oct 16	150.55	158.75	$154.65	5.3%	--	1.00	31
$820.00	Oct 16	132.45	137.55	$135.00	3.8%	1	1.00	30
$830.00	Oct 16	120.60	128.80	$124.70	6.6%	--	1.00	12
$840.00	Oct 16	110.60	118.80	$114.70	7.1%	--	1.00	16
$850.00	Oct 16	101.00	108.30	$104.65	7.0%	--	1.00	38

PUTS (5)

Strike	Expiry	Bid	Ask	Mark	Spread	Vol	Delta	OI
$1140.00	Nov 20	182.05	189.40	$185.73	4.0%	2	0.99	2
$1120.00	Nov 20	162.35	169.75	$166.05	4.5%	2	0.99	2
$1100.00	Nov 20	141.70	148.95	$145.32	5.0%	2	0.97	--
$990.00	Oct 16	31.75	38.25	$35.00	18.6%	2	0.96	6
$985.00	Oct 16	26.90	34.60	$30.75	25.0%	--	0.94	11

Most actively traded options today. High liquidity = easy entry/exit. 477 active (total vol 15.6K, top 908)

CALLS (5)

Strike	Expiry	Bid	Ask	Mark	Spread	Vol	Delta	OI
$1000.00	Oct 16	0.10	0.19	$0.15	60.0%	897	0.02	2.1K
$980.00	Oct 16	0.62	0.76	$0.69	20.3%	388	0.08	675
$960.00	Oct 16	4.10	5.00	$4.55	19.8%	312	0.38	1.5K
$970.00	Oct 16	1.80	2.02	$1.91	11.5%	303	0.20	1.0K
$975.00	Oct 16	1.06	1.33	$1.20	22.5%	225	0.13	654

PUTS (5)

Strike	Expiry	Bid	Ask	Mark	Spread	Vol	Delta	OI
$765.00	Oct 16	0.01	0.03	$0.02	100.0%	908	0.00	24
$860.00	Nov 20	1.44	1.58	$1.51	9.3%	692	0.06	836
$960.00	Oct 23	12.65	14.55	$13.60	14.0%	388	0.57	22
$935.00	Oct 16	1.00	1.59	$1.30	45.4%	287	0.14	810
$775.00	Oct 16	0.01	0.03	$0.02	100.0%	270	0.00	91

Term structure inversion — near-term IV higher than far-term IV at the same strike. Signals expected near-term catalyst or volatility event. 18 strikes (avg 12.5%, max 23.4%)

CALLS (5)

Strike	Near Exp	Far Exp	Near IV	Far IV	Back%	Vol	OI
$945.00	Oct 16	Nov 20	21.0%	17.0%	23.4%	80	713
$950.00	Oct 16	Nov 20	20.3%	17.0%	19.2%	154	1.5K
$955.00	Oct 16	Nov 20	21.1%	17.8%	18.4%	78	937
$940.00	Oct 16	Nov 27	20.8%	17.8%	17.1%	120	834
$970.00	Oct 16	Nov 27	20.7%	18.6%	10.9%	304	1.0K

PUTS (5)

Strike	Near Exp	Far Exp	Near IV	Far IV	Back%	Vol	OI
$955.00	Oct 16	Nov 27	21.1%	17.3%	21.7%	31	179
$950.00	Oct 16	Nov 20	20.3%	17.0%	19.2%	122	608
$940.00	Oct 16	Nov 27	20.8%	17.8%	17.1%	155	576
$947.50	Oct 16	Oct 23	20.1%	17.2%	17.0%	93	41
$937.50	Oct 16	Oct 23	21.3%	18.7%	13.7%	34	42

Bull call spreads & bear put spreads with the best risk/reward ratios. Pay a debit upfront, defined max loss. 271 found (best R:R 1.09, avg 9.46)

BULL CALL (5)

Buy	Sell	Expiry	Debit	Max Gain	Max Loss	POP	R:R	BE
$930.00	$940.00	Nov 13	$4.78	$5.22	$4.78	70%	1.09	$934.78
$975.00	$980.00	Nov 6	$0.22	$4.78	$0.22	34%	21.73	$975.22
$935.00	$940.00	Nov 6	$1.90	$3.10	$1.90	68%	1.63	$936.90
$910.00	$915.00	Nov 20	$2.60	$2.40	$2.60	80%	0.92	$912.60
$1010.00	$1020.00	Nov 27	$0.55	$9.45	$0.55	19%	17.18	$1010.55

BEAR PUT (5)

Buy	Sell	Expiry	Debit	Max Gain	Max Loss	POP	R:R	BE
$845.00	$800.00	Nov 27	$0.56	$44.44	$0.56	7%	79.36	$844.44
$900.00	$890.00	Nov 27	$0.22	$9.78	$0.22	18%	44.45	$899.78
$955.00	$945.00	Nov 27	$3.20	$6.80	$3.20	49%	2.13	$951.80
$930.00	$925.00	Nov 6	$0.30	$4.70	$0.30	29%	15.67	$929.70
$955.00	$952.50	Oct 30	$0.28	$2.22	$0.28	49%	7.93	$954.72

Bear call spreads & bull put spreads collecting premium. Receive credit upfront, profit if stock stays in range. 225 found (best R:R 1.48, avg 0.39)

BEAR CALL (5)

Sell	Buy	Expiry	Credit	Max Gain	Max Loss	POP	R:R	BE
$1045.00	$1050.00	Oct 30	$2.13	$2.13	$2.87	92%	0.74	$1047.13
$960.00	$970.00	Nov 27	$6.12	$6.12	$3.88	52%	1.58	$966.12
$980.00	$985.00	Nov 6	$2.83	$2.83	$2.17	68%	1.30	$982.83
$955.00	$960.00	Nov 6	$3.64	$3.64	$1.36	50%	2.68	$958.64
$965.00	$970.00	Nov 20	$3.28	$3.28	$1.72	56%	1.91	$968.28

BULL PUT (5)

Sell	Buy	Expiry	Credit	Max Gain	Max Loss	POP	R:R	BE
$855.00	$850.00	Oct 30	$2.98	$2.98	$2.02	91%	1.48	$852.02
$845.00	$840.00	Nov 6	$2.90	$2.90	$2.10	92%	1.38	$842.10
$840.00	$835.00	Nov 13	$2.71	$2.71	$2.29	92%	1.18	$837.29
$890.00	$885.00	Oct 23	$2.81	$2.81	$2.19	88%	1.28	$887.19
$875.00	$870.00	Oct 30	$2.48	$2.48	$2.52	90%	0.98	$872.52

Same strike, different expirations. Sell near-term, buy far-term. Profits from time decay differential. 12 found (avg debit $4.57, cheapest $4.53)

CALLS (5)

Strike	Near Exp	Far Exp	Net Debit	Near IV	Far IV
$955.00	Oct 16	Oct 23	$5.10	21.1%	18.0%
$950.00	Oct 16	Oct 23	$5.43	20.3%	17.9%
$957.50	Oct 16	Oct 23	$4.95	21.5%	19.7%
$952.50	Oct 16	Oct 23	$5.43	19.6%	18.3%
$960.00	Oct 16	Oct 23	$5.08	20.2%	19.4%

PUTS (5)

Strike	Near Exp	Far Exp	Net Debit	Near IV	Far IV
$955.00	Oct 16	Oct 23	$4.53	21.1%	18.0%
$947.50	Oct 16	Oct 23	$3.78	20.1%	17.2%
$950.00	Oct 16	Oct 23	$4.31	20.3%	17.9%
$957.50	Oct 16	Oct 23	$4.08	21.5%	19.7%
$952.50	Oct 16	Oct 23	$4.84	19.6%	18.3%

Buy call + put at the same strike and expiry. Profits from large moves in either direction. 144 found (cheapest 1.46% of stock, avg 5.17%)

Strike	Expiry	Call$	Put$	Total	BE Low	BE High	Cost%
$960.00	Oct 16	$4.55	$9.35	$13.90	$946.10	$973.90	1.46%
$955.00	Oct 16	$7.00	$7.07	$14.07	$940.93	$969.07	1.47%
$952.50	Oct 16	$8.45	$5.68	$14.13	$938.37	$966.63	1.48%
$957.50	Oct 16	$6.00	$8.35	$14.35	$943.15	$971.85	1.50%
$950.00	Oct 16	$9.80	$4.82	$14.62	$935.38	$964.62	1.53%
$965.00	Oct 16	$3.00	$13.15	$16.15	$948.85	$981.15	1.69%
$945.00	Oct 16	$13.50	$3.33	$16.83	$928.17	$961.83	1.76%
$942.50	Oct 16	$14.58	$2.55	$17.13	$925.37	$959.63	1.79%
$970.00	Oct 16	$1.91	$16.52	$18.43	$951.57	$988.43	1.93%
$940.00	Oct 16	$16.55	$2.02	$18.57	$921.43	$958.57	1.95%

Buy OTM call + OTM put at different strikes. Cheaper than straddles, needs bigger move to profit. 175 found (cheapest 0.47% of stock, avg 2.52%)

Call K	Put K	Expiry	Call$	Put$	Total	BE Low	BE High
$970.00	$942.50	Oct 16	$1.91	$2.55	$4.46	$938.04	$974.46
$965.00	$942.50	Oct 16	$3.00	$2.55	$5.55	$936.95	$970.55
$970.00	$945.00	Oct 16	$1.91	$3.33	$5.24	$939.76	$975.24
$965.00	$945.00	Oct 16	$3.00	$3.33	$6.33	$938.67	$971.33
$970.00	$947.50	Oct 16	$1.91	$3.85	$5.76	$941.74	$975.76
$965.00	$947.50	Oct 16	$3.00	$3.85	$6.85	$940.65	$971.85
$960.00	$942.50	Oct 16	$4.55	$2.55	$7.10	$935.40	$967.10
$970.00	$950.00	Oct 16	$1.91	$4.82	$6.73	$943.27	$976.73
$960.00	$945.00	Oct 16	$4.55	$3.33	$7.88	$937.12	$967.88
$960.00	$947.50	Oct 16	$4.55	$3.85	$8.40	$939.10	$968.40

Sell OTM put spread + OTM call spread. Collect premium, profit if stock stays between breakevens. 371 found (best R:R 16.24, avg credit $1.81)

Put Spread	Call Spread	Expiry	Credit	Max Loss	POP	R:R	BE Low	BE High
900/902	995/1000	Oct 23	$4.71	$0.29	74%	16.24	$897.79	$999.71
900/902	985/990	Oct 23	$4.72	$0.28	68%	16.86	$897.78	$989.72
900/902	990/995	Oct 23	$4.40	$0.60	72%	7.33	$898.10	$994.40
835/840	985/990	Nov 13	$4.83	$0.17	62%	28.41	$835.17	$989.83
795/800	980/985	Nov 6	$4.77	$0.23	63%	20.74	$795.23	$984.77
900/902	980/985	Oct 23	$4.57	$0.43	65%	10.63	$897.93	$984.57
850/855	985/990	Oct 30	$4.31	$0.69	69%	6.25	$850.69	$989.31
850/855	990/995	Oct 30	$4.03	$0.97	74%	4.15	$850.97	$994.03
850/855	1000/1005	Oct 30	$3.80	$1.20	78%	3.17	$851.20	$1003.80
895/898	995/1000	Oct 23	$3.86	$1.14	76%	3.39	$893.64	$998.86

Buy lower + upper strikes, sell 2x middle strike. Low cost, max profit at the middle strike at expiry. 228 found (best R:R 124.00, cheapest $0.05)

CALLS (5)

Low	Mid	High	Expiry	Debit	Max Gain	POP	R:R
$1020.00	$1040.00	$1060.00	Nov 20	$0.82	$19.18	10%	23.39
$920.00	$925.00	$930.00	Nov 6	$0.07	$4.93	7%	70.43
$930.00	$935.00	$940.00	Oct 16	$0.18	$4.82	11%	26.78
$970.00	$975.00	$980.00	Oct 16	$0.20	$4.80	11%	24.00
$910.00	$915.00	$920.00	Nov 6	$0.07	$4.93	6%	70.43

PUTS (5)

Low	Mid	High	Expiry	Debit	Max Gain	POP	R:R
$900.00	$910.00	$920.00	Nov 27	$0.08	$9.92	9%	124.00
$960.00	$965.00	$970.00	Oct 23	$0.25	$4.75	14%	19.00
$910.00	$915.00	$920.00	Nov 6	$0.05	$4.95	6%	99.00
$955.00	$960.00	$965.00	Nov 6	$0.18	$4.82	8%	26.78
$905.00	$910.00	$915.00	Nov 13	$0.11	$4.89	5%	44.45

Buy 1 option, sell 2 at a different strike (1:2 ratio). Can be entered for a credit. Unlimited risk on naked leg. 333 found (best net $-27.34, 299 credits)

CALLS (5)

Buy K	Sell K	Ratio	Expiry	Net	Max Gain
$820.00	$870.00	1:2	Nov 6	-$38.13	$11.87
$1020.00	$1040.00	1:2	Nov 20	-$0.48	$19.52
$1020.00	$1035.00	1:2	Nov 13	-$0.07	$14.93
$1040.00	$1060.00	1:2	Nov 20	-$0.16	$19.84
$1060.00	$1080.00	1:2	Nov 20	-$0.26	$19.74

PUTS (5)

Buy K	Sell K	Ratio	Expiry	Net	Max Gain
$1100.00	$1040.00	1:2	Nov 20	-$27.34	$32.66
$1000.00	$970.00	1:2	Oct 30	-$0.78	$29.22
$870.00	$845.00	1:2	Nov 27	-$0.39	$24.61
$845.00	$800.00	1:2	Nov 27	-$1.59	$43.41
$912.50	$910.00	1:2	Oct 23	$0.00	$2.50

Sell OTM calls against 100 shares you own. Collect premium for income, capped upside at strike. Yield% = premium/stock price. 86 found (best yield 2.46%, avg 0.68%)

Strike	Expiry	Bid	Delta	OTM%	Yield%	If Called%	Vol	OI
$955.00	Nov 20	$23.50	0.49	0.0%	2.46%	2.50%	8	397
$960.00	Nov 20	$21.05	0.47	0.6%	2.21%	2.77%	219	324
$960.00	Nov 27	$20.70	0.48	0.6%	2.17%	2.73%	3	4
$965.00	Nov 20	$18.30	0.44	1.1%	1.92%	3.00%	192	124
$975.00	Nov 20	$14.70	0.37	2.1%	1.54%	3.67%	10	235
$970.00	Nov 27	$15.60	0.42	1.6%	1.63%	3.24%	1	32
$970.00	Nov 20	$15.55	0.40	1.6%	1.63%	3.24%	20	361
$980.00	Nov 20	$12.15	0.34	2.7%	1.27%	3.93%	22	925
$965.00	Nov 13	$16.05	0.44	1.1%	1.68%	2.77%	1	59
$970.00	Nov 13	$14.00	0.40	1.6%	1.47%	3.08%	2	72

Current 5-Minute Volume Snapshots

Time (HH:MM)	Total Volume	Call Volume	Put Volume	Volume Change
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Prior's 5-Minute Volume Snapshots

Time (HH:MM)	Total Volume	Call Volume	Put Volume	Volume Change
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Current Put/Call Breakdown

Total Calls 9,396

Total Puts 12,311

Put/Call Ratio 1.31

Net Difference -2,915

Prior's Put/Call Breakdown

Total Calls 16,617

Total Puts 11,089

Put/Call Ratio 0.67

Net Difference 5,528

Prior 7-Day Put/Call Summary

Total Calls 134,977

Total Puts 105,472

Average Put/Call Ratio 0.78

Ratio Trend Rising

Daily Put/Call History (Last 7 Days)

Date	Calls	Puts	Ratio	Net Diff
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Upcoming Earnings - 2 Weeks Prior

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Upcoming Earnings - 1 Week Prior

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Earnings This Week

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Earnings - Day Before / Day After

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Options Activity Around Earnings

Ticker	Earnings Date	Days Away	Call Volume	Put Volume	IV Rank
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Option Volume

Dollar Volume

Put/Call Ratio

Open Interest

Expected Move

Relative Spread

🤖 AI Insights

📈 Options Analysis

Current 5-Minute Volume Snapshots

Prior's 5-Minute Volume Snapshots

Current Put/Call Breakdown

Prior's Put/Call Breakdown

Prior 7-Day Put/Call Summary

Daily Put/Call History (Last 7 Days)

Upcoming Earnings - 2 Weeks Prior

Upcoming Earnings - 1 Week Prior

Earnings This Week

Earnings - Day Before / Day After

Options Activity Around Earnings

Chart Title

Price — Past 7 Days

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