COST - Options Database

COST

COSTCO WHSL CORP NEW

$917.70 +2.37%

(9/25 10:20) ◀

Friday, September 25, 2026 (10:25am)

▶

◀ 9/25 10:25

Option Volume

Detail

ℹ

Current (09/25 10:25am) 53,669

Calls: 30,576 (57%)

Puts: 23,093 (43%)

Prior (08/20) 18,020

Calls: 9,534 (53%)

Puts: 8,486 (47%)

Current vs Prior +197.83%

Calls: +220.70% (Calls)

Puts: +172.13% (Puts)

Prior 7-Day Total 274,444

Calls: 141,721 (52%)

Puts: 132,723 (48%)

Prior 7-Day Average 39,206

Calls: 20,245 (52%)

Puts: 18,960 (48%)

Current vs Prior 7-Day Avg +36.89%

Calls: +51.02%

Puts: +21.80%

Sentiment BULLISH

Dollar Volume

Detail

ℹ

Current (09/25 10:25am) $52.38M

Calls: $43.23M (83%)

Puts: $9.15M (17%)

Prior (08/20) $15.35M

Calls: $7.91M (52%)

Puts: $7.44M (48%)

Current vs Prior +241.21%

Calls: +446.31%

Puts: +23.01%

Prior 7-Day Total $488.13M

Calls: $290.60M (60%)

Puts: $197.53M (40%)

Prior 7-Day Average $69.73M

Calls: $41.51M (60%)

Puts: $28.22M (40%)

Current vs Prior 7-Day Avg -24.88%

Calls: +4.14%

Puts: -67.57%

Sentiment BULLISH

Put/Call Ratio

Detail

ℹ

Current (09/25 10:25am) 0.76

Prior (08/20) 0.89

Current vs Prior -15.15%

Prior 7-Day Average 0.91

Current vs Prior 7-Day Avg -16.92%

Sentiment NEUTRAL

Open Interest

Detail

ℹ

Current (09/25 10:25am) 323,996

Calls: 164,015 (51%)

Puts: 159,981 (49%)

Prior (08/20) 379,610

Calls: 173,558 (46%)

Puts: 206,052 (54%)

Current vs Prior -14.65%

Prior 7-Day Total 2,137,309

Calls: 1,066,700 (50%)

Puts: 1,070,609 (50%)

Prior 7-Day Average 305,329

Calls: 152,385 (50%)

Puts: 152,944 (50%)

Current vs Prior 7-Day Avg +6.11%

Sentiment BEARISH

Expected Move

Detail

ℹ

WKMO Expiry (09/25) | Next (10/02)Expiry (10/16) | Next (11/20)

Current 1.06% | 2.56%4.01% | 6.61%

Prior 3.12% | 4.21%5.15% | 7.39%

Current vs Prior -65.90% | -39.08%-22.15% | -10.52%

Prior 7-Day Avg 2.20% | 4.05%3.06% | 6.50%

Current vs 7-Day Avg -51.65% | -36.75%+30.79% | +1.68%

Prior 7-Day Eod 3.12% | 4.21%5.15% | 7.39%

Current vs 7-Day Eod -65.90% | -39.08%-22.15% | -10.52%

Sentiment BULLISHBULLISH

Relative Spread

Detail

ℹ

Expiry | Next

Current 24.38% | 19.34%

Calls: 30.59% | 18.94%

Puts: 18.18% | 19.74%

Prior 11.97% | 8.78%

Calls: 14.18% | 10.67%

Puts: 9.76% | 6.88%

Current vs Prior +103.68% | +120.27%

Prior 7-Day Avg 13.98% | 7.26%

Calls: 14.33% | 7.96%

Puts: 13.63% | 6.56%

Current vs 7-Day Avg +74.43% | +166.39%

Liquidity Expensive

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🤖 AI Insights

Strong bullish conviction with 83% of dollar volume in calls ($43.23M) vs puts ($9.15M). Massive premium surge with dollar volume up 241% vs prior. Unusually high activity with volume up 198% vs prior - elevated interest.

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

Sentiment Timeline (Today)

Time	Smart Money	Retail	Overall
10:25	BULLISH	BULLISH	BULLISH
10:20	BULLISH	BULLISH	BULLISH
10:15	BULLISH	BULLISH	BULLISH
10:10	BULLISH	BULLISH	BULLISH
10:05	BULLISH	BULLISH	BULLISH
10:00	BULLISH	BULLISH	BULLISH
09:55	BULLISH	BULLISH	BULLISH
09:50	BULLISH	BULLISH	BULLISH
09:45	BULLISH	BULLISH	BULLISH
09:40	BULLISH	BULLISH	BULLISH
09:35	BULLISH	BULLISH	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

🎯

Tightest Spreads

💰

Best Value <$1

📊

High Delta

⚖️

Ratio Spreads

🛡️

Covered Calls

Options with the tightest bid-ask spreads (<10%). Lower spreads = better fills and less slippage. Showing top 45 of results (avg 7.6%, best 3.4%)

CALLS (5)

Strike	Expiry	Bid	Ask	Mark	Spread	Vol	Delta	OI
$885.00	Oct 30	43.50	45.00	$44.25	3.4%	4	0.74	62
$740.00	Oct 16	176.50	184.30	$180.40	4.3%	--	1.00	32
$750.00	Oct 16	166.50	174.05	$170.28	4.4%	--	0.98	10
$815.00	Sep 25	101.50	107.00	$104.25	5.3%	2	1.00	2
$760.00	Oct 16	155.55	164.35	$159.95	5.5%	--	0.99	57

PUTS (5)

Strike	Expiry	Bid	Ask	Mark	Spread	Vol	Delta	OI
$1005.00	Sep 25	83.00	88.55	$85.78	6.5%	6	0.99	--
$985.00	Sep 25	64.00	68.60	$66.30	6.9%	12	1.00	--
$1040.00	Oct 16	117.95	126.65	$122.30	7.1%	5	1.00	--
$1030.00	Oct 23	108.00	116.70	$112.35	7.7%	2	0.92	--
$995.00	Oct 16	73.05	79.50	$76.28	8.5%	--	0.94	286

Affordable options under $1.00 per contract. Great for defined-risk strategies with minimal capital. 1 found (avg $0.06, cheapest $0.06)

CALLS (1)

Strike	Expiry	Bid	Ask	Mark	Spread	Vol	Delta	OI
$965.00	Sep 25	0.05	0.06	$0.06	16.7%	176	0.01	531

PUTS (0)

No puts meet the criteria

In-the-money options with delta >0.50. Higher probability of profit, lower leverage. 190 found (avg delta 0.79, highest 1.00)

CALLS (5)

Strike	Expiry	Bid	Ask	Mark	Spread	Vol	Delta	OI
$800.00	Sep 25	114.90	122.00	$118.45	6.0%	1	1.00	14
$815.00	Sep 25	101.50	107.00	$104.25	5.3%	2	1.00	2
$825.00	Sep 25	90.60	97.00	$93.80	6.8%	1	1.00	8
$830.00	Sep 25	85.80	91.55	$88.68	6.5%	1	1.00	7
$840.00	Sep 25	76.45	82.00	$79.22	7.0%	9	1.00	11

PUTS (5)

Strike	Expiry	Bid	Ask	Mark	Spread	Vol	Delta	OI
$945.00	Sep 25	23.45	29.70	$26.58	23.5%	6	1.00	83
$950.00	Sep 25	28.00	35.20	$31.60	22.8%	110	1.00	400
$955.00	Sep 25	33.00	38.65	$35.83	15.8%	1	1.00	28
$980.00	Sep 25	58.00	63.70	$60.85	9.4%	3	1.00	--
$985.00	Sep 25	64.00	68.60	$66.30	6.9%	12	1.00	--

Most actively traded options today. High liquidity = easy entry/exit. 516 active (total vol 46.8K, top 2.0K)

CALLS (5)

Strike	Expiry	Bid	Ask	Mark	Spread	Vol	Delta	OI
$925.00	Sep 25	1.35	1.90	$1.63	33.7%	2.0K	0.25	659
$920.00	Sep 25	3.00	3.55	$3.28	16.8%	1.9K	0.41	1.2K
$900.00	Sep 25	16.80	19.15	$17.98	13.1%	1.3K	0.95	1.2K
$930.00	Sep 25	0.70	0.88	$0.79	22.8%	952	0.14	871
$915.00	Sep 25	5.25	6.30	$5.78	18.2%	944	0.60	621

PUTS (5)

Strike	Expiry	Bid	Ask	Mark	Spread	Vol	Delta	OI
$870.00	Sep 25	0.02	0.05	$0.04	75.0%	1.2K	0.01	1.2K
$850.00	Sep 25	0.00	0.01	$0.01	100.0%	1.2K	0.00	2.4K
$860.00	Sep 25	0.01	0.05	$0.03	133.3%	995	0.00	1.6K
$900.00	Sep 25	0.20	0.32	$0.26	46.2%	986	0.05	1.2K
$740.00	Nov 6	0.00	1.73	$0.87	198.9%	902	0.02	--

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 125.6%, max 152.1%)

CALLS (5)

Strike	Near Exp	Far Exp	Near IV	Far IV	Back%	Vol	OI
$920.00	Sep 25	Nov 6	46.6%	18.5%	152.1%	1.9K	1.2K
$915.00	Sep 25	Nov 6	44.0%	17.8%	146.5%	947	626
$910.00	Sep 25	Nov 6	44.8%	18.3%	145.2%	666	669
$917.50	Sep 25	Oct 16	44.7%	18.7%	139.2%	327	205
$907.50	Sep 25	Oct 9	45.1%	19.7%	129.1%	149	211

PUTS (5)

Strike	Near Exp	Far Exp	Near IV	Far IV	Back%	Vol	OI
$920.00	Sep 25	Nov 6	46.6%	18.5%	152.1%	167	239
$915.00	Sep 25	Nov 6	44.0%	17.6%	149.2%	309	238
$910.00	Sep 25	Nov 6	44.8%	18.3%	145.2%	649	436
$917.50	Sep 25	Oct 16	44.7%	18.7%	139.2%	55	86
$907.50	Sep 25	Oct 2	45.1%	21.1%	114.1%	140	63

Bull call spreads & bear put spreads with the best risk/reward ratios. Pay a debit upfront, defined max loss. 327 found (best R:R 2.09, avg 8.28)

BULL CALL (5)

Buy	Sell	Expiry	Debit	Max Gain	Max Loss	POP	R:R	BE
$885.00	$890.00	Oct 30	$1.62	$3.38	$1.62	74%	2.09	$886.62
$940.00	$950.00	Nov 6	$2.18	$7.82	$2.18	38%	3.59	$942.18
$880.00	$885.00	Oct 23	$2.90	$2.10	$2.90	80%	0.72	$882.90
$935.00	$940.00	Oct 23	$0.77	$4.23	$0.77	37%	5.49	$935.77
$905.00	$907.50	Oct 2	$0.75	$1.75	$0.75	69%	2.33	$905.75

BEAR PUT (5)

Buy	Sell	Expiry	Debit	Max Gain	Max Loss	POP	R:R	BE
$910.00	$905.00	Nov 6	$1.20	$3.80	$1.20	44%	3.17	$908.80
$865.00	$860.00	Nov 6	$0.15	$4.85	$0.15	19%	32.33	$864.85
$870.00	$865.00	Oct 30	$0.12	$4.88	$0.12	18%	40.67	$869.88
$945.00	$940.00	Oct 23	$2.70	$2.30	$2.70	69%	0.85	$942.30
$927.50	$925.00	Sep 25	$1.35	$1.15	$1.35	81%	0.85	$926.15

Bear call spreads & bull put spreads collecting premium. Receive credit upfront, profit if stock stays in range. 260 found (best R:R 0.72, avg 0.29)

BEAR CALL (5)

Sell	Buy	Expiry	Credit	Max Gain	Max Loss	POP	R:R	BE
$1085.00	$1100.00	Oct 23	$2.02	$2.02	$12.98	94%	0.16	$1087.02
$995.00	$1000.00	Oct 9	$1.73	$1.73	$3.27	90%	0.53	$996.73
$1085.00	$1090.00	Oct 2	$1.28	$1.28	$3.72	94%	0.34	$1086.28
$1095.00	$1100.00	Oct 9	$1.11	$1.11	$3.89	96%	0.29	$1096.11
$1010.00	$1015.00	Oct 9	$1.31	$1.31	$3.69	91%	0.36	$1011.31

BULL PUT (5)

Sell	Buy	Expiry	Credit	Max Gain	Max Loss	POP	R:R	BE
$745.00	$740.00	Sep 25	$2.10	$2.10	$2.90	96%	0.72	$742.90
$780.00	$770.00	Sep 25	$2.12	$2.12	$7.88	95%	0.27	$777.88
$760.00	$750.00	Sep 25	$2.10	$2.10	$7.90	95%	0.27	$757.90
$780.00	$770.00	Oct 9	$2.04	$2.04	$7.96	95%	0.26	$777.96
$765.00	$760.00	Oct 16	$1.91	$1.91	$3.09	95%	0.62	$763.09

Same strike, different expirations. Sell near-term, buy far-term. Profits from time decay differential. 10 found (avg debit $6.68, cheapest $6.15)

CALLS (5)

Strike	Near Exp	Far Exp	Net Debit	Near IV	Far IV
$920.00	Sep 25	Oct 2	$7.07	46.6%	21.8%
$917.50	Sep 25	Oct 2	$7.63	44.7%	21.1%
$915.00	Sep 25	Oct 2	$7.02	44.0%	20.7%
$912.50	Sep 25	Oct 2	$7.00	43.0%	21.2%
$922.50	Sep 25	Oct 2	$7.60	45.0%	23.2%

PUTS (5)

Strike	Near Exp	Far Exp	Net Debit	Near IV	Far IV
$920.00	Sep 25	Oct 2	$6.15	46.6%	21.8%
$917.50	Sep 25	Oct 2	$6.25	44.7%	21.1%
$915.00	Sep 25	Oct 2	$6.05	44.0%	20.7%
$912.50	Sep 25	Oct 2	$6.23	43.0%	21.1%
$922.50	Sep 25	Oct 2	$5.82	45.0%	23.2%

Buy call + put at the same strike and expiry. Profits from large moves in either direction. 174 found (cheapest 0.92% of stock, avg 4.81%)

Strike	Expiry	Call$	Put$	Total	BE Low	BE High	Cost%
$917.50	Sep 25	$4.25	$4.20	$8.45	$909.05	$925.95	0.92%
$915.00	Sep 25	$5.78	$3.00	$8.78	$906.22	$923.78	0.96%
$920.00	Sep 25	$3.28	$5.50	$8.78	$911.22	$928.78	0.96%
$912.50	Sep 25	$7.28	$2.02	$9.30	$903.20	$921.80	1.01%
$922.50	Sep 25	$2.22	$7.23	$9.45	$913.05	$931.95	1.03%
$910.00	Sep 25	$8.82	$1.48	$10.30	$899.70	$920.30	1.12%
$925.00	Sep 25	$1.63	$8.98	$10.61	$914.39	$935.61	1.16%
$927.50	Sep 25	$1.17	$10.33	$11.50	$916.00	$939.00	1.25%
$907.50	Sep 25	$11.00	$0.95	$11.95	$895.55	$919.45	1.30%
$930.00	Sep 25	$0.79	$11.83	$12.62	$917.38	$942.62	1.38%

Buy OTM call + OTM put at different strikes. Cheaper than straddles, needs bigger move to profit. 175 found (cheapest 0.19% of stock, avg 2.51%)

Call K	Put K	Expiry	Call$	Put$	Total	BE Low	BE High
$930.00	$907.50	Sep 25	$0.79	$0.95	$1.74	$905.76	$931.74
$927.50	$907.50	Sep 25	$1.17	$0.95	$2.12	$905.38	$929.62
$930.00	$910.00	Sep 25	$0.79	$1.48	$2.27	$907.73	$932.27
$927.50	$910.00	Sep 25	$1.17	$1.48	$2.65	$907.35	$930.15
$925.00	$907.50	Sep 25	$1.63	$0.95	$2.58	$904.92	$927.58
$925.00	$910.00	Sep 25	$1.63	$1.48	$3.11	$906.89	$928.11
$930.00	$912.50	Sep 25	$0.79	$2.02	$2.81	$909.69	$932.81
$927.50	$912.50	Sep 25	$1.17	$2.02	$3.19	$909.31	$930.69
$922.50	$907.50	Sep 25	$2.22	$0.95	$3.17	$904.33	$925.67
$925.00	$912.50	Sep 25	$1.63	$2.02	$3.65	$908.85	$928.65

Sell OTM put spread + OTM call spread. Collect premium, profit if stock stays between breakevens. 385 found (best R:R 3.90, avg credit $1.71)

Put Spread	Call Spread	Expiry	Credit	Max Loss	POP	R:R	BE Low	BE High
760/765	940/945	Oct 16	$3.98	$1.02	62%	3.90	$761.02	$943.98
770/775	940/945	Oct 16	$3.87	$1.13	61%	3.42	$771.13	$943.87
750/755	940/945	Oct 16	$3.68	$1.32	62%	2.79	$751.32	$943.68
850/855	965/970	Oct 30	$3.65	$1.35	62%	2.70	$851.35	$968.65
760/765	950/955	Oct 16	$3.31	$1.69	69%	1.96	$761.69	$953.31
740/745	935/940	Sep 25	$2.32	$2.68	88%	0.87	$742.68	$937.32
850/855	945/950	Oct 30	$4.12	$0.88	51%	4.68	$850.88	$949.12
770/775	950/955	Oct 16	$3.20	$1.80	68%	1.78	$771.80	$953.20
740/745	930/935	Sep 25	$2.50	$2.50	81%	1.00	$742.50	$932.50
760/765	960/965	Oct 16	$2.74	$2.26	75%	1.21	$762.26	$962.74

Buy lower + upper strikes, sell 2x middle strike. Low cost, max profit at the middle strike at expiry. 266 found (best R:R 99.00, cheapest $0.05)

CALLS (5)

Low	Mid	High	Expiry	Debit	Max Gain	POP	R:R
$925.00	$930.00	$935.00	Oct 9	$0.05	$4.95	10%	99.00
$920.00	$925.00	$930.00	Oct 16	$0.07	$4.93	9%	70.43
$930.00	$935.00	$940.00	Oct 16	$0.07	$4.93	8%	70.43
$930.00	$935.00	$940.00	Sep 25	$0.18	$4.82	10%	26.78
$930.00	$935.00	$940.00	Oct 30	$0.10	$4.90	6%	49.00

PUTS (5)

Low	Mid	High	Expiry	Debit	Max Gain	POP	R:R
$890.00	$895.00	$900.00	Oct 16	$0.07	$4.93	8%	70.43
$915.00	$917.50	$920.00	Sep 25	$0.10	$2.40	18%	24.00
$880.00	$885.00	$890.00	Oct 9	$0.06	$4.94	7%	82.33
$885.00	$890.00	$895.00	Oct 23	$0.08	$4.92	7%	61.50
$912.50	$915.00	$917.50	Sep 25	$0.22	$2.28	19%	10.36

Buy 1 option, sell 2 at a different strike (1:2 ratio). Can be entered for a credit. Unlimited risk on naked leg. 358 found (best net $-19.84, 311 credits)

CALLS (5)

Buy K	Sell K	Ratio	Expiry	Net	Max Gain
$920.00	$940.00	1:2	Nov 6	-$6.68	$13.32
$1035.00	$1055.00	1:2	Oct 30	-$0.64	$19.36
$970.00	$985.00	1:2	Nov 6	-$2.22	$12.78
$1020.00	$1035.00	1:2	Oct 23	-$0.32	$14.68
$1065.00	$1070.00	1:2	Oct 2	-$0.11	$4.89

PUTS (5)

Buy K	Sell K	Ratio	Expiry	Net	Max Gain
$990.00	$960.00	1:2	Oct 30	-$19.84	$10.16
$950.00	$925.00	1:2	Nov 6	-$11.90	$13.10
$780.00	$760.00	1:2	Oct 30	-$0.31	$19.69
$860.00	$855.00	1:2	Oct 2	$0.00	$5.00
$895.00	$892.50	1:2	Sep 25	$0.00	$2.50

Sell OTM calls against 100 shares you own. Collect premium for income, capped upside at strike. Yield% = premium/stock price. 92 found (best yield 2.52%, avg 0.67%)

Strike	Expiry	Bid	Delta	OTM%	Yield%	If Called%	Vol	OI
$920.00	Nov 6	$23.15	0.49	0.2%	2.52%	2.77%	1	2
$950.00	Nov 6	$12.50	0.33	3.5%	1.36%	4.88%	3	1
$925.00	Oct 30	$19.40	0.47	0.8%	2.11%	2.91%	8	31
$940.00	Nov 6	$14.00	0.38	2.4%	1.53%	3.96%	1	1
$940.00	Oct 30	$13.45	0.37	2.4%	1.47%	3.90%	3	24
$930.00	Oct 30	$16.05	0.43	1.3%	1.75%	3.09%	6	27
$935.00	Oct 30	$14.35	0.40	1.9%	1.56%	3.45%	5	3
$920.00	Oct 30	$20.05	0.50	0.2%	2.18%	2.44%	7	21
$945.00	Oct 30	$11.10	0.34	3.0%	1.21%	4.18%	7	10
$920.00	Oct 23	$19.15	0.49	0.2%	2.09%	2.34%	61	69

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 30,576

Total Puts 23,093

Put/Call Ratio 0.76

Net Difference 7,483

Prior's Put/Call Breakdown

Total Calls 9,534

Total Puts 8,486

Put/Call Ratio 0.89

Net Difference 1,048

Prior 7-Day Put/Call Summary

Total Calls 141,721

Total Puts 132,723

Average Put/Call Ratio 0.91

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

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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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