COST - Options Database

COST

COSTCO WHSL CORP NEW

$982.73 -0.95%

$991.20 (+0.86%)🌙

as of 10/28 06:09 PM

(10/27 18:07) ◀

Wednesday, October 28, 2026 (6:09pm)

▶ (10/29 18:07)

◀ 10/28 18:09 ▶

Option Volume

Detail

ℹ

Current (10/28) 18,485

Calls: 10,470 (57%)

Puts: 8,015 (43%)

Prior (10/27) 25,973

Calls: 13,827 (53%)

Puts: 12,146 (47%)

Current vs Prior -28.83%

Calls: -24.28% (Calls)

Puts: -34.01% (Puts)

Prior 7-Day Total 224,370

Calls: 126,133 (56%)

Puts: 98,237 (44%)

Prior 7-Day Average 32,052

Calls: 18,019 (56%)

Puts: 14,033 (44%)

Current vs Prior 7-Day Avg -42.33%

Calls: -41.89%

Puts: -42.89%

Sentiment BULLISH

Dollar Volume

Detail

ℹ

Current (10/28) $78.02M

Calls: $67.50M (87%)

Puts: $10.52M (13%)

Prior (10/27) $33.34M

Calls: $22.07M (66%)

Puts: $11.26M (34%)

Current vs Prior +134.05%

Calls: +205.78%

Puts: -6.54%

Prior 7-Day Total $364.50M

Calls: $275.61M (76%)

Puts: $88.89M (24%)

Prior 7-Day Average $52.07M

Calls: $39.37M (76%)

Puts: $12.70M (24%)

Current vs Prior 7-Day Avg +49.84%

Calls: +71.43%

Puts: -17.12%

Sentiment BULLISH

Put/Call Ratio

Detail

ℹ

Current (10/28) 0.77

Prior (10/27) 0.88

Current vs Prior -12.85%

Prior 7-Day Average 0.78

Current vs Prior 7-Day Avg -2.29%

Sentiment NEUTRAL

Open Interest

Detail

ℹ

Current (10/28) 292,292

Calls: 143,507 (49%)

Puts: 148,785 (51%)

Prior (10/27) 285,676

Calls: 140,518 (49%)

Puts: 145,158 (51%)

Current vs Prior +2.32%

Prior 7-Day Total 2,025,105

Calls: 1,000,671 (49%)

Puts: 1,024,434 (51%)

Prior 7-Day Average 289,300

Calls: 142,953 (49%)

Puts: 146,347 (51%)

Current vs Prior 7-Day Avg +1.03%

Sentiment BULLISH

Expected Move

Detail

ℹ

WKMO Expiry (10/30) | Next (11/06)Expiry (11/20) | Next (12/18)

Current 1.48% | 2.69%4.21% | 6.93%

Prior 1.68% | 2.84%4.22% | 6.92%

Current vs Prior -11.83% | -5.13%-0.15% | +0.19%

Prior 7-Day Avg 1.79% | 2.92%4.61% | 7.12%

Current vs 7-Day Avg -17.27% | -7.77%-8.74% | -2.61%

Prior 7-Day Eod 1.68% | 2.84%4.22% | 6.92%

Current vs 7-Day Eod -11.83% | -5.13%-0.15% | +0.19%

Sentiment BULLISHBULLISH

Relative Spread

Detail

ℹ

Expiry | Next

Current 31.66% | 16.46%

Calls: 30.00% | 17.55%

Puts: 33.33% | 15.38%

Prior 31.66% | 16.46%

Calls: 30.00% | 17.55%

Puts: 33.33% | 15.38%

Current vs Prior +0.00% | +0.00%

Prior 7-Day Avg 31.66% | 16.46%

Calls: 30.00% | 17.55%

Puts: 33.33% | 15.38%

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

Liquidity Expensive

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🤖 AI Insights

Strong bullish conviction with 87% of dollar volume in calls ($67.50M) vs puts ($10.52M). Massive premium surge with dollar volume up 134% vs prior.

Smart Money BULLISH

Retail Flow BULLISH

Overall BULLISH

Dollar Volume

Option Volume

Put/Call Ratio

Open Interest

Expected Move

Current BULLISH

Prior BULLISH

7-Day Avg BULLISH

Current BULLISH

Prior NEUTRAL

7-Day Avg NEUTRAL

Current NEUTRAL

Prior NEUTRAL

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 53 of results (avg 7.0%, best 4.0%)

CALLS (5)

Strike	Expiry	Bid	Ask	Mark	Spread	Vol	Delta	OI
$885.00	Nov 20	97.75	102.00	$99.88	4.3%	--	1.00	34
$790.00	Nov 20	190.30	199.25	$194.78	4.6%	--	1.00	31
$890.00	Nov 20	92.90	97.50	$95.20	4.8%	--	1.00	42
$800.00	Nov 20	179.50	188.80	$184.15	5.1%	--	1.00	44
$820.00	Nov 20	160.45	168.80	$164.63	5.1%	--	1.00	20

PUTS (5)

Strike	Expiry	Bid	Ask	Mark	Spread	Vol	Delta	OI
$1140.00	Nov 6	155.15	161.55	$158.35	4.0%	2	0.98	--
$1040.00	Nov 20	58.00	62.00	$60.00	6.7%	--	0.86	35
$1050.00	Oct 30	65.20	71.00	$68.10	8.5%	2	0.99	1
$1050.00	Nov 27	66.80	73.05	$69.93	8.9%	1	0.86	2
$1020.00	Nov 6	37.90	41.45	$39.67	8.9%	2	0.86	26

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. 170 found (avg delta 0.85, highest 1.00)

CALLS (5)

Strike	Expiry	Bid	Ask	Mark	Spread	Vol	Delta	OI
$850.00	Oct 30	129.00	135.90	$132.45	5.2%	4	1.00	9
$870.00	Oct 30	109.00	115.90	$112.45	6.1%	--	1.00	25
$875.00	Oct 30	104.00	111.20	$107.60	6.7%	--	1.00	145
$880.00	Oct 30	100.25	105.90	$103.08	5.5%	--	1.00	12
$885.00	Oct 30	94.00	100.90	$97.45	7.1%	--	1.00	56

PUTS (5)

Strike	Expiry	Bid	Ask	Mark	Spread	Vol	Delta	OI
$985.00	Oct 30	5.80	9.40	$7.60	47.4%	87	1.00	231
$1050.00	Oct 30	65.20	71.00	$68.10	8.5%	2	0.99	1
$1030.00	Oct 30	45.20	51.75	$48.48	13.5%	2	0.98	6
$1140.00	Nov 6	155.15	161.55	$158.35	4.0%	2	0.98	--
$1025.00	Oct 30	40.25	46.05	$43.15	13.4%	2	0.98	3

Most actively traded options today. High liquidity = easy entry/exit. 412 active (total vol 11.5K, top 391)

CALLS (5)

Strike	Expiry	Bid	Ask	Mark	Spread	Vol	Delta	OI
$1060.00	Oct 30	0.00	0.23	$0.12	191.7%	391	0.01	527
$1000.00	Oct 30	0.63	1.23	$0.93	64.5%	357	0.14	520
$1060.00	Nov 6	0.05	0.37	$0.21	152.4%	270	0.02	272
$1160.00	Nov 6	0.00	0.01	$0.01	100.0%	250	0.00	48
$1005.00	Oct 30	0.20	0.79	$0.50	118.0%	188	0.08	310

PUTS (5)

Strike	Expiry	Bid	Ask	Mark	Spread	Vol	Delta	OI
$975.00	Oct 30	2.50	3.75	$3.13	39.9%	221	0.31	412
$915.00	Nov 20	1.63	2.59	$2.11	45.5%	211	0.09	122
$965.00	Oct 30	0.77	1.36	$1.07	55.1%	191	0.13	205
$925.00	Nov 20	2.28	3.65	$2.97	46.1%	184	0.12	379
$980.00	Oct 30	3.70	6.55	$5.13	55.6%	159	0.43	194

Term structure inversion — near-term IV higher than far-term IV at the same strike. Signals expected near-term catalyst or volatility event. 5 strikes (avg 14.2%, max 23.0%)

CALLS (1)

Strike	Near Exp	Far Exp	Near IV	Far IV	Back%	Vol	OI
$992.50	Oct 30	Nov 6	17.6%	17.0%	3.6%	47	59

PUTS (4)

Strike	Near Exp	Far Exp	Near IV	Far IV	Back%	Vol	OI
$980.00	Oct 30	Dec 4	22.1%	18.0%	23.0%	161	198
$975.00	Oct 30	Nov 27	21.7%	17.9%	21.2%	225	432
$970.00	Oct 30	Dec 4	22.0%	18.4%	19.7%	150	543
$992.50	Oct 30	Nov 6	17.6%	17.0%	3.6%	6	15

Bull call spreads & bear put spreads with the best risk/reward ratios. Pay a debit upfront, defined max loss. 246 found (best R:R 1.50, avg 11.25)

BULL CALL (5)

Buy	Sell	Expiry	Debit	Max Gain	Max Loss	POP	R:R	BE
$980.00	$985.00	Oct 30	$2.00	$3.00	$2.00	100%	1.50	$982.00
$965.00	$970.00	Oct 30	$3.32	$1.68	$3.32	100%	0.51	$968.32
$990.00	$1000.00	Dec 4	$2.87	$7.13	$2.87	48%	2.48	$992.87
$955.00	$960.00	Nov 13	$2.87	$2.13	$2.87	88%	0.74	$957.87
$965.00	$970.00	Nov 6	$3.32	$1.68	$3.32	100%	0.51	$968.32

BEAR PUT (5)

Buy	Sell	Expiry	Debit	Max Gain	Max Loss	POP	R:R	BE
$960.00	$955.00	Nov 20	$0.25	$4.75	$0.25	30%	19.00	$959.75
$985.00	$980.00	Oct 30	$2.47	$2.53	$2.47	100%	1.02	$982.53
$955.00	$950.00	Nov 27	$0.23	$4.77	$0.23	28%	20.74	$954.77
$987.50	$985.00	Oct 30	$1.10	$1.40	$1.10	70%	1.27	$986.40
$970.00	$965.00	Dec 4	$1.00	$4.00	$1.00	40%	4.00	$969.00

Bear call spreads & bull put spreads collecting premium. Receive credit upfront, profit if stock stays in range. 202 found (best R:R 1.03, avg 0.38)

BEAR CALL (5)

Sell	Buy	Expiry	Credit	Max Gain	Max Loss	POP	R:R	BE
$1140.00	$1150.00	Oct 30	$2.43	$2.43	$7.57	94%	0.32	$1142.43
$1120.00	$1130.00	Oct 30	$2.44	$2.44	$7.56	93%	0.32	$1122.44
$1070.00	$1080.00	Nov 27	$2.85	$2.85	$7.15	88%	0.40	$1072.85
$1075.00	$1080.00	Nov 13	$2.21	$2.21	$2.79	92%	0.79	$1077.21
$1070.00	$1075.00	Oct 30	$2.04	$2.04	$2.96	91%	0.69	$1072.04

BULL PUT (5)

Sell	Buy	Expiry	Credit	Max Gain	Max Loss	POP	R:R	BE
$795.00	$790.00	Oct 30	$2.54	$2.54	$2.46	96%	1.03	$792.46
$875.00	$870.00	Oct 30	$2.40	$2.40	$2.60	93%	0.92	$872.60
$835.00	$830.00	Nov 13	$2.32	$2.32	$2.68	95%	0.87	$832.68
$830.00	$825.00	Oct 30	$2.31	$2.31	$2.69	95%	0.86	$827.69
$815.00	$810.00	Nov 6	$2.20	$2.20	$2.80	95%	0.79	$812.80

Same strike, different expirations. Sell near-term, buy far-term. Profits from time decay differential. 4 found (avg debit $5.26, cheapest $5.20)

CALLS (2)

Strike	Near Exp	Far Exp	Net Debit	Near IV	Far IV
$992.50	Oct 30	Nov 6	$4.50	17.6%	17.0%
$990.00	Oct 30	Nov 6	$6.01	16.5%	19.1%

PUTS (2)

Strike	Near Exp	Far Exp	Net Debit	Near IV	Far IV
$980.00	Oct 30	Nov 6	$5.20	22.1%	18.2%
$975.00	Oct 30	Nov 6	$5.35	21.7%	18.9%

Buy call + put at the same strike and expiry. Profits from large moves in either direction. 146 found (cheapest 1.23% of stock, avg 4.72%)

Strike	Expiry	Call$	Put$	Total	BE Low	BE High	Cost%
$980.00	Oct 30	$6.95	$5.13	$12.08	$967.92	$992.08	1.23%
$987.50	Oct 30	$3.75	$8.70	$12.45	$975.05	$999.95	1.27%
$985.00	Oct 30	$4.95	$7.60	$12.55	$972.45	$997.55	1.28%
$990.00	Oct 30	$2.89	$10.23	$13.12	$976.88	$1003.12	1.34%
$975.00	Oct 30	$10.80	$3.13	$13.93	$961.07	$988.93	1.42%
$992.50	Oct 30	$2.15	$13.15	$15.30	$977.20	$1007.80	1.56%
$995.00	Oct 30	$1.62	$14.85	$16.47	$978.53	$1011.47	1.68%
$970.00	Oct 30	$14.93	$1.87	$16.80	$953.20	$986.80	1.71%
$997.50	Oct 30	$1.17	$17.13	$18.30	$979.20	$1015.80	1.86%
$965.00	Oct 30	$18.25	$1.07	$19.32	$945.68	$984.32	1.97%

Buy OTM call + OTM put at different strikes. Cheaper than straddles, needs bigger move to profit. 150 found (cheapest 0.16% of stock, avg 2.18%)

Call K	Put K	Expiry	Call$	Put$	Total	BE Low	BE High
$1000.00	$960.00	Oct 30	$0.93	$0.61	$1.54	$958.46	$1001.54
$997.50	$960.00	Oct 30	$1.17	$0.61	$1.78	$958.22	$999.28
$1000.00	$965.00	Oct 30	$0.93	$1.07	$2.00	$963.00	$1002.00
$997.50	$965.00	Oct 30	$1.17	$1.07	$2.24	$962.76	$999.74
$995.00	$960.00	Oct 30	$1.62	$0.61	$2.23	$957.77	$997.23
$1000.00	$970.00	Oct 30	$0.93	$1.87	$2.80	$967.20	$1002.80
$995.00	$965.00	Oct 30	$1.62	$1.07	$2.69	$962.31	$997.69
$997.50	$970.00	Oct 30	$1.17	$1.87	$3.04	$966.96	$1000.54
$995.00	$970.00	Oct 30	$1.62	$1.87	$3.49	$966.51	$998.49
$992.50	$960.00	Oct 30	$2.15	$0.61	$2.76	$957.24	$995.26

Sell OTM put spread + OTM call spread. Collect premium, profit if stock stays between breakevens. 349 found (best R:R 4.88, avg credit $1.77)

Put Spread	Call Spread	Expiry	Credit	Max Loss	POP	R:R	BE Low	BE High
830/835	1010/1015	Nov 13	$4.15	$0.85	68%	4.88	$830.85	$1014.15
790/795	1015/1020	Oct 30	$2.69	$2.31	92%	1.16	$792.31	$1017.69
790/795	1010/1015	Oct 30	$2.66	$2.34	90%	1.14	$792.34	$1012.66
925/930	1070/1075	Dec 4	$3.57	$1.43	70%	2.50	$926.43	$1073.57
790/795	1005/1008	Oct 30	$2.68	$2.32	88%	1.16	$792.32	$1007.68
810/815	1020/1025	Nov 6	$2.95	$2.05	82%	1.44	$812.05	$1022.95
800/805	1010/1015	Nov 27	$3.85	$1.15	64%	3.35	$801.15	$1013.85
870/875	1015/1020	Oct 30	$2.55	$2.45	89%	1.04	$872.45	$1017.55
825/830	1015/1020	Oct 30	$2.46	$2.54	91%	0.97	$827.54	$1017.46
810/815	1000/1002	Nov 6	$3.74	$1.26	65%	2.97	$811.26	$1003.74

Buy lower + upper strikes, sell 2x middle strike. Low cost, max profit at the middle strike at expiry. 235 found (best R:R 9.64, cheapest $0.05)

CALLS (5)

Low	Mid	High	Expiry	Debit	Max Gain	POP	R:R
$960.00	$970.00	$980.00	Nov 27	$0.17	$9.83	18%	57.82
$987.50	$990.00	$992.50	Oct 30	$0.12	$2.38	51%	19.83
$985.00	$987.50	$990.00	Oct 30	$0.34	$2.16	53%	6.35
$960.00	$965.00	$970.00	Nov 6	$0.11	$4.89	13%	44.45
$960.00	$965.00	$970.00	Nov 13	$0.19	$4.81	14%	25.32

PUTS (5)

Low	Mid	High	Expiry	Debit	Max Gain	POP	R:R
$975.00	$980.00	$985.00	Oct 30	$0.47	$4.53	69%	9.64
$1015.00	$1020.00	$1025.00	Nov 6	$0.06	$4.94	6%	82.33
$965.00	$970.00	$975.00	Nov 27	$0.12	$4.88	7%	40.67
$935.00	$940.00	$945.00	Nov 6	$0.08	$4.92	5%	61.50
$965.00	$970.00	$975.00	Oct 30	$0.46	$4.54	18%	9.87

Buy 1 option, sell 2 at a different strike (1:2 ratio). Can be entered for a credit. Unlimited risk on naked leg. 284 found (best net $-16.93, 241 credits)

CALLS (5)

Buy K	Sell K	Ratio	Expiry	Net	Max Gain
$980.00	$985.00	1:2	Oct 30	-$2.95	$2.05
$975.00	$980.00	1:2	Oct 30	-$3.10	$1.90
$1040.00	$1060.00	1:2	Dec 4	-$1.59	$18.41
$1100.00	$1120.00	1:2	Nov 20	-$0.16	$19.84
$1035.00	$1040.00	1:2	Nov 13	-$0.26	$4.74

PUTS (5)

Buy K	Sell K	Ratio	Expiry	Net	Max Gain
$1050.00	$1020.00	1:2	Nov 27	-$16.93	$13.07
$985.00	$980.00	1:2	Oct 30	-$2.66	$2.34
$920.00	$910.00	1:2	Dec 4	-$0.33	$9.67
$980.00	$975.00	1:2	Oct 30	-$1.13	$3.87
$975.00	$970.00	1:2	Oct 30	-$0.61	$4.39

Sell OTM calls against 100 shares you own. Collect premium for income, capped upside at strike. Yield% = premium/stock price. 85 found (best yield 1.73%, avg 0.55%)

Strike	Expiry	Bid	Delta	OTM%	Yield%	If Called%	Vol	OI
$1000.00	Dec 4	$17.00	0.42	1.8%	1.73%	3.49%	23	19
$990.00	Dec 4	$19.35	0.48	0.7%	1.97%	2.71%	5	39
$1010.00	Dec 4	$12.35	0.36	2.8%	1.26%	4.03%	1	13
$985.00	Nov 27	$20.15	0.51	0.2%	2.05%	2.28%	6	19
$990.00	Nov 27	$17.80	0.47	0.7%	1.81%	2.55%	35	213
$995.00	Nov 27	$15.40	0.43	1.2%	1.57%	2.82%	35	193
$1000.00	Nov 27	$13.60	0.40	1.8%	1.38%	3.14%	87	174
$1020.00	Dec 4	$9.55	0.29	3.8%	0.97%	4.76%	2	16
$1005.00	Nov 27	$11.75	0.36	2.3%	1.20%	3.46%	80	155
$990.00	Nov 20	$15.60	0.47	0.7%	1.59%	2.33%	52	345

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 10,470

Total Puts 8,015

Put/Call Ratio 0.77

Net Difference 2,455

Prior's Put/Call Breakdown

Total Calls 13,827

Total Puts 12,146

Put/Call Ratio 0.88

Net Difference 1,681

Prior 7-Day Put/Call Summary

Total Calls 126,133

Total Puts 98,237

Average Put/Call Ratio 0.78

Ratio Trend Falling

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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