COST - Options Database

COST

COSTCO WHSL CORP NEW

$924.59 +0.18%

$923.65 (-0.10%)🌙

as of 09/29 06:01 PM

(9/28 02:41) ◀

Tuesday, September 29, 2026 (6:01pm)

▶ (9/30 23:31)

◀ 9/29 18:01 ▶

Option Volume

Detail

ℹ

Current (09/29) 26,213

Calls: 15,314 (58%)

Puts: 10,899 (42%)

Prior (09/28) 40,454

Calls: 23,831 (59%)

Puts: 16,623 (41%)

Current vs Prior -35.20%

Calls: -35.74% (Calls)

Puts: -34.43% (Puts)

Prior 7-Day Total 416,716

Calls: 225,549 (54%)

Puts: 191,167 (46%)

Prior 7-Day Average 59,530

Calls: 32,221 (54%)

Puts: 27,309 (46%)

Current vs Prior 7-Day Avg -55.97%

Calls: -52.47%

Puts: -60.09%

Sentiment BULLISH

Dollar Volume

Detail

ℹ

Current (09/29) $36.45M

Calls: $24.34M (67%)

Puts: $12.11M (33%)

Prior (09/28) $49.56M

Calls: $33.12M (67%)

Puts: $16.44M (33%)

Current vs Prior -26.45%

Calls: -26.52%

Puts: -26.30%

Prior 7-Day Total $551.91M

Calls: $333.68M (60%)

Puts: $218.22M (40%)

Prior 7-Day Average $78.84M

Calls: $47.67M (60%)

Puts: $31.17M (40%)

Current vs Prior 7-Day Avg -53.77%

Calls: -48.94%

Puts: -61.14%

Sentiment BULLISH

Put/Call Ratio

Detail

ℹ

Current (09/29) 0.71

Prior (09/28) 0.70

Current vs Prior +2.03%

Prior 7-Day Average 0.84

Current vs Prior 7-Day Avg -15.74%

Sentiment NEUTRAL

Open Interest

Detail

ℹ

Current (09/29) 283,751

Calls: 147,493 (52%)

Puts: 136,258 (48%)

Prior (09/28) 160,307

Calls: 84,218 (53%)

Puts: 76,089 (47%)

Current vs Prior +77.00%

Prior 7-Day Total 2,023,886

Calls: 1,017,785 (50%)

Puts: 1,006,101 (50%)

Prior 7-Day Average 289,126

Calls: 145,397 (50%)

Puts: 143,728 (50%)

Current vs Prior 7-Day Avg -1.86%

Sentiment BEARISH

Expected Move

Detail

ℹ

WKMO Expiry (10/02) | Next (10/09)Expiry (10/16) | Next (11/20)

Current 1.61% | 2.87%3.64% | 6.31%

Prior 1.99% | 3.22%3.67% | 6.36%

Current vs Prior -18.80% | -10.93%-0.92% | -0.83%

Prior 7-Day Avg 2.48% | 3.88%3.10% | 6.38%

Current vs 7-Day Avg -34.90% | -26.15%+17.23% | -1.15%

Prior 7-Day Eod 1.99% | 3.22%3.67% | 6.36%

Current vs 7-Day Eod -18.80% | -10.93%-0.92% | -0.83%

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 21.14% | 12.13%

Calls: 21.05% | 9.15%

Puts: 21.23% | 15.10%

Current vs 7-Day Avg +0.75% | +94.05%

Liquidity Expensive

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🤖 AI Insights

Moderately bullish flow with 67% call dollar volume ($24.34M). Rising open interest (up 77%) indicates new positions being established.

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 BULLISH

7-Day Avg NEUTRAL

Current NEUTRAL

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 28 of results (avg 7.7%, best 4.5%)

CALLS (5)

Strike	Expiry	Bid	Ask	Mark	Spread	Vol	Delta	OI
$750.00	Oct 16	171.90	179.80	$175.85	4.5%	--	0.94	10
$740.00	Oct 16	181.55	189.90	$185.73	4.5%	--	1.00	32
$800.00	Oct 16	123.20	129.00	$126.10	4.6%	--	1.00	30
$760.00	Oct 16	162.00	169.80	$165.90	4.7%	--	1.00	57
$790.00	Oct 9	131.35	139.30	$135.32	5.9%	2	1.00	--

PUTS (4)

Strike	Expiry	Bid	Ask	Mark	Spread	Vol	Delta	OI
$1015.00	Nov 6	88.35	95.35	$91.85	7.6%	--	0.92	11
$1035.00	Oct 16	106.40	114.85	$110.63	7.6%	1	0.98	1
$955.00	Oct 23	33.90	36.85	$35.38	8.3%	26	0.71	2
$945.00	Oct 2	21.00	23.00	$22.00	9.1%	9	0.88	64

Affordable options under $1.00 per contract. Great for defined-risk strategies with minimal capital. 1 found (avg $0.75, cheapest $0.75)

CALLS (0)

No calls meet the criteria

PUTS (1)

Strike	Expiry	Bid	Ask	Mark	Spread	Vol	Delta	OI
$900.00	Oct 2	0.70	0.80	$0.75	13.3%	243	0.09	785

In-the-money options with delta >0.50. Higher probability of profit, lower leverage. 159 found (avg delta 0.79, highest 1.00)

CALLS (5)

Strike	Expiry	Bid	Ask	Mark	Spread	Vol	Delta	OI
$790.00	Oct 9	131.35	139.30	$135.32	5.9%	2	1.00	--
$810.00	Oct 9	111.40	119.40	$115.40	6.9%	2	1.00	2
$740.00	Oct 16	181.55	189.90	$185.73	4.5%	--	1.00	32
$760.00	Oct 16	162.00	169.80	$165.90	4.7%	--	1.00	57
$800.00	Oct 16	123.20	129.00	$126.10	4.6%	--	1.00	30

PUTS (5)

Strike	Expiry	Bid	Ask	Mark	Spread	Vol	Delta	OI
$970.00	Oct 2	41.75	49.85	$45.80	17.7%	--	1.00	13
$1035.00	Oct 16	106.40	114.85	$110.63	7.6%	1	0.98	1
$960.00	Oct 2	33.15	38.95	$36.05	16.1%	4	0.98	38
$955.00	Oct 2	28.40	33.60	$31.00	16.8%	6	0.96	78
$1000.00	Oct 16	71.70	80.00	$75.85	10.9%	--	0.96	129

Most actively traded options today. High liquidity = easy entry/exit. 472 active (total vol 17.4K, top 761)

CALLS (5)

Strike	Expiry	Bid	Ask	Mark	Spread	Vol	Delta	OI
$1050.00	Oct 16	0.10	0.23	$0.17	76.5%	761	0.01	502
$1055.00	Oct 16	0.01	0.42	$0.22	186.4%	742	0.01	127
$950.00	Oct 2	0.65	0.80	$0.73	20.5%	592	0.09	1.2K
$1000.00	Oct 16	0.63	0.85	$0.74	29.7%	485	0.04	1.9K
$930.00	Oct 2	4.50	5.05	$4.78	11.5%	446	0.39	547

PUTS (5)

Strike	Expiry	Bid	Ask	Mark	Spread	Vol	Delta	OI
$845.00	Oct 2	0.01	0.31	$0.16	187.5%	470	0.01	362
$800.00	Oct 2	0.00	0.05	$0.03	166.7%	322	0.00	931
$890.00	Oct 2	0.16	0.30	$0.23	60.9%	291	0.03	681
$900.00	Oct 2	0.70	0.80	$0.75	13.3%	243	0.09	785
$895.00	Oct 2	0.35	0.55	$0.45	44.4%	204	0.06	592

Term structure inversion — near-term IV higher than far-term IV at the same strike. Signals expected near-term catalyst or volatility event. 17 strikes (avg 15.0%, max 27.7%)

CALLS (5)

Strike	Near Exp	Far Exp	Near IV	Far IV	Back%	Vol	OI
$912.50	Oct 2	Oct 9	22.7%	17.7%	27.7%	2	51
$907.50	Oct 2	Oct 9	22.1%	17.5%	26.3%	7	93
$910.00	Oct 2	Nov 6	22.3%	18.6%	20.3%	75	208
$920.00	Oct 2	Nov 6	21.9%	18.5%	18.5%	182	706
$917.50	Oct 2	Oct 16	21.7%	18.6%	16.1%	34	109

PUTS (5)

Strike	Near Exp	Far Exp	Near IV	Far IV	Back%	Vol	OI
$907.50	Oct 2	Oct 9	22.1%	17.5%	26.3%	52	100
$910.00	Oct 2	Nov 6	22.3%	18.6%	20.3%	108	474
$920.00	Oct 2	Nov 6	21.9%	18.5%	18.5%	106	413
$917.50	Oct 2	Oct 16	21.7%	18.6%	16.1%	63	84
$915.00	Oct 2	Nov 6	21.3%	18.4%	15.5%	129	141

Bull call spreads & bear put spreads with the best risk/reward ratios. Pay a debit upfront, defined max loss. 264 found (best R:R 0.70, avg 9.19)

BULL CALL (5)

Buy	Sell	Expiry	Debit	Max Gain	Max Loss	POP	R:R	BE
$880.00	$885.00	Oct 23	$2.94	$2.06	$2.94	85%	0.70	$882.94
$965.00	$970.00	Nov 6	$0.33	$4.67	$0.33	26%	14.15	$965.33
$935.00	$940.00	Oct 30	$1.17	$3.83	$1.17	43%	3.27	$936.17
$940.00	$945.00	Oct 30	$1.20	$3.80	$1.20	40%	3.17	$941.20
$950.00	$955.00	Oct 9	$0.29	$4.71	$0.29	20%	16.24	$950.29

BEAR PUT (5)

Buy	Sell	Expiry	Debit	Max Gain	Max Loss	POP	R:R	BE
$930.00	$925.00	Oct 16	$1.80	$3.20	$1.80	55%	1.78	$928.20
$935.00	$930.00	Oct 9	$2.25	$2.75	$2.25	64%	1.22	$932.75
$880.00	$875.00	Nov 6	$0.27	$4.73	$0.27	21%	17.52	$879.73
$920.00	$917.50	Oct 16	$0.58	$1.92	$0.58	45%	3.31	$919.42
$930.00	$927.50	Oct 2	$0.95	$1.55	$0.95	61%	1.63	$929.05

Bear call spreads & bull put spreads collecting premium. Receive credit upfront, profit if stock stays in range. 215 found (best R:R 0.31, avg 0.31)

BEAR CALL (5)

Sell	Buy	Expiry	Credit	Max Gain	Max Loss	POP	R:R	BE
$1065.00	$1070.00	Oct 2	$2.20	$2.20	$2.80	94%	0.79	$1067.20
$1035.00	$1040.00	Oct 2	$2.09	$2.09	$2.91	93%	0.72	$1037.09
$1095.00	$1100.00	Oct 30	$2.02	$2.02	$2.98	94%	0.68	$1097.02
$1045.00	$1050.00	Oct 23	$2.03	$2.03	$2.97	93%	0.68	$1047.03
$1065.00	$1070.00	Oct 23	$1.99	$1.99	$3.01	94%	0.66	$1066.99

BULL PUT (5)

Sell	Buy	Expiry	Credit	Max Gain	Max Loss	POP	R:R	BE
$770.00	$760.00	Oct 2	$2.35	$2.35	$7.65	95%	0.31	$767.65
$745.00	$740.00	Oct 16	$2.05	$2.05	$2.95	96%	0.69	$742.95
$745.00	$740.00	Oct 9	$2.00	$2.00	$3.00	96%	0.67	$743.00
$745.00	$740.00	Oct 2	$1.96	$1.96	$3.04	95%	0.64	$743.04
$805.00	$800.00	Oct 30	$1.92	$1.92	$3.08	94%	0.62	$803.08

Same strike, different expirations. Sell near-term, buy far-term. Profits from time decay differential. 8 found (avg debit $4.61, cheapest $4.00)

CALLS (4)

Strike	Near Exp	Far Exp	Net Debit	Near IV	Far IV
$920.00	Oct 2	Oct 9	$4.28	21.9%	17.6%
$917.50	Oct 2	Oct 9	$4.53	21.7%	18.1%
$930.00	Oct 2	Oct 9	$4.57	20.9%	20.1%
$925.00	Oct 2	Oct 9	$4.67	20.4%	20.4%

PUTS (4)

Strike	Near Exp	Far Exp	Net Debit	Near IV	Far IV
$920.00	Oct 2	Oct 9	$4.00	21.9%	17.6%
$917.50	Oct 2	Oct 9	$4.20	21.7%	18.1%
$930.00	Oct 2	Oct 9	$5.23	20.9%	20.1%
$925.00	Oct 2	Oct 9	$5.40	20.4%	20.4%

Buy call + put at the same strike and expiry. Profits from large moves in either direction. 143 found (cheapest 1.49% of stock, avg 4.68%)

Strike	Expiry	Call$	Put$	Total	BE Low	BE High	Cost%
$925.00	Oct 2	$7.13	$6.68	$13.81	$911.19	$938.81	1.49%
$922.50	Oct 2	$8.23	$5.73	$13.96	$908.54	$936.46	1.51%
$927.50	Oct 2	$5.70	$8.90	$14.60	$912.90	$942.10	1.58%
$930.00	Oct 2	$4.78	$9.85	$14.63	$915.37	$944.63	1.58%
$920.00	Oct 2	$10.15	$4.93	$15.08	$904.92	$935.08	1.63%
$917.50	Oct 2	$11.55	$3.95	$15.50	$902.00	$933.00	1.68%
$915.00	Oct 2	$12.75	$3.05	$15.80	$899.20	$930.80	1.71%
$935.00	Oct 2	$3.10	$13.15	$16.25	$918.75	$951.25	1.76%
$912.50	Oct 2	$15.03	$2.76	$17.79	$894.71	$930.29	1.92%
$910.00	Oct 2	$16.95	$2.11	$19.06	$890.94	$929.06	2.06%

Buy OTM call + OTM put at different strikes. Cheaper than straddles, needs bigger move to profit. 150 found (cheapest 0.45% of stock, avg 2.41%)

Call K	Put K	Expiry	Call$	Put$	Total	BE Low	BE High
$945.00	$915.00	Oct 2	$1.10	$3.05	$4.15	$910.85	$949.15
$940.00	$915.00	Oct 2	$1.97	$3.05	$5.02	$909.98	$945.02
$935.00	$915.00	Oct 2	$3.10	$3.05	$6.15	$908.85	$941.15
$945.00	$917.50	Oct 2	$1.10	$3.95	$5.05	$912.45	$950.05
$940.00	$917.50	Oct 2	$1.97	$3.95	$5.92	$911.58	$945.92
$935.00	$917.50	Oct 2	$3.10	$3.95	$7.05	$910.45	$942.05
$945.00	$920.00	Oct 2	$1.10	$4.93	$6.03	$913.97	$951.03
$940.00	$920.00	Oct 2	$1.97	$4.93	$6.90	$913.10	$946.90
$930.00	$915.00	Oct 2	$4.78	$3.05	$7.83	$907.17	$937.83
$935.00	$920.00	Oct 2	$3.10	$4.93	$8.03	$911.97	$943.03

Sell OTM put spread + OTM call spread. Collect premium, profit if stock stays between breakevens. 360 found (best R:R 2.14, avg credit $1.52)

Put Spread	Call Spread	Expiry	Credit	Max Loss	POP	R:R	BE Low	BE High
740/745	955/960	Oct 9	$3.41	$1.59	78%	2.14	$741.59	$958.41
740/745	945/950	Oct 9	$3.48	$1.52	70%	2.29	$741.52	$948.48
745/750	955/960	Oct 23	$3.50	$1.50	68%	2.33	$746.50	$958.50
740/745	960/965	Oct 16	$3.05	$1.95	76%	1.56	$741.95	$963.05
760/770	1015/1020	Oct 2	$2.50	$7.50	93%	0.33	$767.50	$1017.50
740/745	1015/1020	Oct 2	$2.11	$2.89	94%	0.73	$742.89	$1017.11
740/745	965/970	Oct 16	$2.80	$2.20	80%	1.27	$742.20	$967.80
740/745	955/960	Oct 16	$3.15	$1.85	72%	1.70	$741.85	$958.15
820/825	955/960	Oct 23	$3.42	$1.58	67%	2.16	$821.58	$958.42
740/745	970/975	Oct 9	$2.33	$2.67	88%	0.87	$742.67	$972.33

Buy lower + upper strikes, sell 2x middle strike. Low cost, max profit at the middle strike at expiry. 235 found (best R:R 40.67, cheapest $0.05)

CALLS (5)

Low	Mid	High	Expiry	Debit	Max Gain	POP	R:R
$930.00	$935.00	$940.00	Oct 9	$0.12	$4.88	12%	40.67
$920.00	$925.00	$930.00	Oct 9	$0.18	$4.82	14%	26.78
$935.00	$940.00	$945.00	Oct 2	$0.26	$4.74	16%	18.23
$955.00	$960.00	$965.00	Oct 16	$0.10	$4.90	7%	49.00
$950.00	$955.00	$960.00	Oct 2	$0.05	$4.95	5%	99.00

PUTS (5)

Low	Mid	High	Expiry	Debit	Max Gain	POP	R:R
$905.00	$910.00	$915.00	Nov 6	$0.08	$4.92	7%	61.50
$910.00	$915.00	$920.00	Oct 30	$0.11	$4.89	8%	44.45
$915.00	$917.50	$920.00	Oct 2	$0.08	$2.42	11%	30.25
$880.00	$885.00	$890.00	Oct 30	$0.08	$4.92	5%	61.50
$875.00	$880.00	$885.00	Oct 23	$0.08	$4.92	5%	61.50

Buy 1 option, sell 2 at a different strike (1:2 ratio). Can be entered for a credit. Unlimited risk on naked leg. 337 found (best net $-12.53, 296 credits)

CALLS (5)

Buy K	Sell K	Ratio	Expiry	Net	Max Gain
$940.00	$945.00	1:2	Oct 2	-$0.23	$4.77
$955.00	$960.00	1:2	Oct 9	-$0.36	$4.64
$935.00	$940.00	1:2	Oct 2	-$0.84	$4.16
$930.00	$935.00	1:2	Oct 2	-$1.42	$3.58
$1005.00	$1020.00	1:2	Oct 30	-$0.68	$14.32

PUTS (5)

Buy K	Sell K	Ratio	Expiry	Net	Max Gain
$995.00	$960.00	1:2	Oct 30	-$12.53	$22.47
$820.00	$800.00	1:2	Nov 6	-$0.19	$19.81
$790.00	$770.00	1:2	Nov 6	-$0.08	$19.92
$790.00	$770.00	1:2	Oct 30	-$0.10	$19.90
$770.00	$740.00	1:2	Nov 6	-$0.10	$29.90

Sell OTM calls against 100 shares you own. Collect premium for income, capped upside at strike. Yield% = premium/stock price. 86 found (best yield 2.48%, avg 0.68%)

Strike	Expiry	Bid	Delta	OTM%	Yield%	If Called%	Vol	OI
$925.00	Nov 6	$22.90	0.50	0.0%	2.48%	2.52%	15	15
$935.00	Nov 6	$18.30	0.44	1.1%	1.98%	3.11%	11	1
$930.00	Nov 6	$20.20	0.47	0.6%	2.18%	2.77%	12	17
$945.00	Nov 6	$14.40	0.38	2.2%	1.56%	3.76%	1	10
$940.00	Nov 6	$15.70	0.41	1.7%	1.70%	3.36%	4	122
$950.00	Nov 6	$13.05	0.35	2.8%	1.41%	4.16%	6	98
$925.00	Oct 30	$20.35	0.50	0.0%	2.20%	2.25%	17	87
$960.00	Nov 6	$9.90	0.30	3.8%	1.07%	4.90%	1	29
$930.00	Oct 30	$17.65	0.47	0.6%	1.91%	2.49%	6	75
$940.00	Oct 30	$13.75	0.40	1.7%	1.49%	3.15%	30	150

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 15,314

Total Puts 10,899

Put/Call Ratio 0.71

Net Difference 4,415

Prior's Put/Call Breakdown

Total Calls 23,831

Total Puts 16,623

Put/Call Ratio 0.70

Net Difference 7,208

Prior 7-Day Put/Call Summary

Total Calls 225,549

Total Puts 191,167

Average Put/Call Ratio 0.84

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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