COST - Options Database

COST

COSTCO WHSL CORP NEW

$918.41 +2.45%

(9/25 10:25) ◀

Friday, September 25, 2026 (10:30am)

▶ (9/25 10:35)

◀ 9/25 10:30 ▶

Option Volume

Detail

ℹ

Current (09/25 10:30am) 56,786

Calls: 31,950 (56%)

Puts: 24,836 (44%)

Prior (08/20) 19,149

Calls: 10,308 (54%)

Puts: 8,841 (46%)

Current vs Prior +196.55%

Calls: +209.95% (Calls)

Puts: +180.92% (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 +44.84%

Calls: +57.81%

Puts: +30.99%

Sentiment BULLISH

Dollar Volume

Detail

ℹ

Current (09/25 10:30am) $53.67M

Calls: $44.11M (82%)

Puts: $9.56M (18%)

Prior (08/20) $16.24M

Calls: $8.00M (49%)

Puts: $8.24M (51%)

Current vs Prior +230.51%

Calls: +451.58%

Puts: +16.04%

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 -23.03%

Calls: +6.25%

Puts: -66.10%

Sentiment BULLISH

Put/Call Ratio

Detail

ℹ

Current (09/25 10:30am) 0.78

Prior (08/20) 0.86

Current vs Prior -9.37%

Prior 7-Day Average 0.91

Current vs Prior 7-Day Avg -14.50%

Sentiment NEUTRAL

Open Interest

Detail

ℹ

Current (09/25 10:30am) 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 1.03% | 2.61%4.02% | 6.52%

Prior 3.12% | 4.21%5.15% | 7.39%

Current vs Prior -66.87% | -38.09%-21.95% | -11.75%

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

Current vs 7-Day Avg -53.03% | -35.72%+31.12% | +0.27%

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

Current vs 7-Day Eod -66.87% | -38.09%-21.95% | -11.75%

Sentiment BULLISHBULLISH

Relative Spread

Detail

ℹ

Expiry | Next

Current 21.93% | 16.11%

Calls: 26.97% | 17.33%

Puts: 16.90% | 14.88%

Prior 11.97% | 8.78%

Calls: 14.18% | 10.67%

Puts: 9.76% | 6.88%

Current vs Prior +83.21% | +83.49%

Prior 7-Day Avg 13.98% | 7.26%

Calls: 14.33% | 7.96%

Puts: 13.63% | 6.56%

Current vs 7-Day Avg +56.90% | +121.90%

Liquidity Expensive

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🤖 AI Insights

Strong bullish conviction with 82% of dollar volume in calls ($44.11M) vs puts ($9.56M). Massive premium surge with dollar volume up 231% vs prior. Unusually high activity with volume up 197% 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 BEARISH

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
10:30	BULLISH	BULLISH	BULLISH
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 48 of results (avg 7.8%, best 5.0%)

CALLS (5)

Strike	Expiry	Bid	Ask	Mark	Spread	Vol	Delta	OI
$740.00	Oct 16	176.00	185.00	$180.50	5.0%	--	1.00	32
$760.00	Oct 16	156.00	164.35	$160.18	5.2%	--	0.99	57
$750.00	Oct 16	166.00	175.00	$170.50	5.3%	--	0.99	10
$825.00	Sep 25	90.60	95.65	$93.13	5.4%	1	1.00	8
$900.00	Oct 16	28.95	30.60	$29.78	5.5%	201	0.68	460

PUTS (5)

Strike	Expiry	Bid	Ask	Mark	Spread	Vol	Delta	OI
$1040.00	Oct 16	118.25	126.00	$122.13	6.3%	5	1.00	--
$1005.00	Sep 25	84.25	89.80	$87.03	6.4%	6	1.00	--
$1030.00	Oct 23	108.45	116.00	$112.23	6.7%	2	0.91	--
$1000.00	Oct 16	78.85	85.90	$82.38	8.6%	1	0.93	130
$990.00	Oct 16	69.60	75.90	$72.75	8.7%	--	0.92	37

Affordable options under $1.00 per contract. Great for defined-risk strategies with minimal capital. 1 found (avg $0.98, cheapest $0.98)

CALLS (0)

No calls meet the criteria

PUTS (1)

Strike	Expiry	Bid	Ask	Mark	Spread	Vol	Delta	OI
$880.00	Oct 2	0.90	1.05	$0.98	15.3%	189	0.08	321

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	Oct 2	115.25	121.95	$118.60	5.6%	10	1.00	14
$820.00	Oct 2	95.00	102.40	$98.70	7.5%	2	1.00	4
$830.00	Oct 2	85.80	92.25	$89.03	7.2%	1	1.00	12
$835.00	Oct 2	80.50	86.80	$83.65	7.5%	2	1.00	3
$850.00	Oct 2	66.05	72.00	$69.03	8.6%	3	1.00	15

PUTS (5)

Strike	Expiry	Bid	Ask	Mark	Spread	Vol	Delta	OI
$945.00	Sep 25	24.65	30.75	$27.70	22.0%	6	1.00	83
$950.00	Sep 25	30.35	34.40	$32.38	12.5%	110	1.00	400
$955.00	Sep 25	33.85	40.65	$37.25	18.3%	1	1.00	28
$960.00	Sep 25	39.45	45.10	$42.28	13.4%	6	1.00	118
$965.00	Sep 25	43.95	51.00	$47.48	14.8%	--	1.00	12

Most actively traded options today. High liquidity = easy entry/exit. 519 active (total vol 49.2K, top 2.0K)

CALLS (5)

Strike	Expiry	Bid	Ask	Mark	Spread	Vol	Delta	OI
$925.00	Sep 25	1.51	1.94	$1.73	24.9%	2.0K	0.27	659
$920.00	Sep 25	3.00	3.70	$3.35	20.9%	1.9K	0.44	1.2K
$960.00	Oct 16	4.20	5.35	$4.78	24.1%	1.3K	0.19	1.1K
$900.00	Sep 25	16.30	19.55	$17.93	18.1%	1.3K	0.95	1.2K
$930.00	Sep 25	0.72	0.93	$0.83	25.3%	1.0K	0.15	871

PUTS (5)

Strike	Expiry	Bid	Ask	Mark	Spread	Vol	Delta	OI
$740.00	Nov 6	0.00	1.71	$0.86	198.8%	1.5K	0.02	--
$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
$900.00	Sep 25	0.20	0.27	$0.24	29.2%	1.0K	0.05	1.2K
$860.00	Sep 25	0.01	0.06	$0.03	166.7%	998	0.01	1.6K

Term structure inversion — near-term IV higher than far-term IV at the same strike. Signals expected near-term catalyst or volatility event. 16 strikes (avg 122.3%, max 139.9%)

CALLS (5)

Strike	Near Exp	Far Exp	Near IV	Far IV	Back%	Vol	OI
$915.00	Sep 25	Nov 6	43.8%	18.2%	139.9%	948	626
$910.00	Sep 25	Nov 6	43.8%	18.4%	137.7%	671	669
$920.00	Sep 25	Nov 6	44.1%	18.6%	137.3%	1.9K	1.2K
$917.50	Sep 25	Oct 16	42.7%	18.5%	130.4%	337	205
$912.50	Sep 25	Oct 9	43.7%	19.5%	124.4%	246	322

PUTS (5)

Strike	Near Exp	Far Exp	Near IV	Far IV	Back%	Vol	OI
$915.00	Sep 25	Nov 6	43.8%	18.2%	139.9%	340	238
$910.00	Sep 25	Nov 6	43.8%	18.4%	137.7%	656	436
$920.00	Sep 25	Nov 6	44.1%	18.6%	137.3%	182	239
$917.50	Sep 25	Oct 16	42.7%	18.5%	130.4%	64	86
$925.00	Sep 25	Nov 6	45.3%	21.8%	107.9%	22	190

Bull call spreads & bear put spreads with the best risk/reward ratios. Pay a debit upfront, defined max loss. 324 found (best R:R 3.93, avg 8.40)

BULL CALL (5)

Buy	Sell	Expiry	Debit	Max Gain	Max Loss	POP	R:R	BE
$940.00	$950.00	Nov 6	$2.03	$7.97	$2.03	38%	3.93	$942.03
$950.00	$955.00	Oct 30	$0.37	$4.63	$0.37	30%	12.51	$950.37
$940.00	$945.00	Oct 30	$0.80	$4.20	$0.80	37%	5.25	$940.80
$910.00	$912.50	Oct 9	$0.52	$1.98	$0.52	60%	3.81	$910.52
$935.00	$940.00	Oct 23	$0.90	$4.10	$0.90	38%	4.56	$935.90

BEAR PUT (5)

Buy	Sell	Expiry	Debit	Max Gain	Max Loss	POP	R:R	BE
$965.00	$960.00	Oct 16	$3.20	$1.80	$3.20	83%	0.56	$961.80
$915.00	$910.00	Oct 30	$1.50	$3.50	$1.50	47%	2.33	$913.50
$910.00	$905.00	Nov 6	$1.42	$3.58	$1.42	44%	2.52	$908.58
$890.00	$885.00	Nov 6	$0.85	$4.15	$0.85	31%	4.88	$889.15
$917.50	$915.00	Oct 16	$0.57	$1.93	$0.57	48%	3.39	$916.93

Bear call spreads & bull put spreads collecting premium. Receive credit upfront, profit if stock stays in range. 261 found (best R:R 0.27, avg 0.29)

BEAR CALL (5)

Sell	Buy	Expiry	Credit	Max Gain	Max Loss	POP	R:R	BE
$1085.00	$1100.00	Oct 23	$2.03	$2.03	$12.97	94%	0.16	$1087.03
$995.00	$1000.00	Oct 9	$1.73	$1.73	$3.27	90%	0.53	$996.73
$1095.00	$1100.00	Oct 9	$1.31	$1.31	$3.69	96%	0.36	$1096.31
$920.00	$940.00	Nov 6	$9.85	$9.85	$10.15	51%	0.97	$929.85
$920.00	$925.00	Oct 23	$3.57	$3.57	$1.43	50%	2.50	$923.57

BULL PUT (5)

Sell	Buy	Expiry	Credit	Max Gain	Max Loss	POP	R:R	BE
$760.00	$750.00	Sep 25	$2.12	$2.12	$7.88	95%	0.27	$757.88
$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
$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. 8 found (avg debit $7.00, cheapest $6.40)

CALLS (4)

Strike	Near Exp	Far Exp	Net Debit	Near IV	Far IV
$922.50	Sep 25	Oct 2	$6.69	44.9%	21.7%
$915.00	Sep 25	Oct 2	$7.35	43.8%	21.5%
$917.50	Sep 25	Oct 2	$7.38	42.7%	20.9%
$920.00	Sep 25	Oct 2	$7.33	44.1%	22.4%

PUTS (4)

Strike	Near Exp	Far Exp	Net Debit	Near IV	Far IV
$922.50	Sep 25	Oct 2	$6.40	44.9%	21.7%
$915.00	Sep 25	Oct 2	$6.92	43.8%	21.5%
$917.50	Sep 25	Oct 2	$6.85	42.7%	20.9%
$920.00	Sep 25	Oct 2	$7.07	44.1%	22.4%

Buy call + put at the same strike and expiry. Profits from large moves in either direction. 174 found (cheapest 0.88% of stock, avg 4.81%)

Strike	Expiry	Call$	Put$	Total	BE Low	BE High	Cost%
$917.50	Sep 25	$4.45	$3.60	$8.05	$909.45	$925.55	0.88%
$920.00	Sep 25	$3.35	$5.03	$8.38	$911.62	$928.38	0.91%
$915.00	Sep 25	$5.98	$2.65	$8.63	$906.37	$923.63	0.94%
$922.50	Sep 25	$2.46	$6.65	$9.11	$913.39	$931.61	0.99%
$912.50	Sep 25	$7.53	$1.82	$9.35	$903.15	$921.85	1.02%
$925.00	Sep 25	$1.73	$8.38	$10.11	$914.89	$935.11	1.10%
$910.00	Sep 25	$9.55	$1.20	$10.75	$899.25	$920.75	1.17%
$907.50	Sep 25	$11.27	$0.80	$12.07	$895.43	$919.57	1.31%
$927.50	Sep 25	$1.20	$10.95	$12.15	$915.35	$939.65	1.32%
$905.00	Sep 25	$13.13	$0.55	$13.68	$891.32	$918.68	1.49%

Buy OTM call + OTM put at different strikes. Cheaper than straddles, needs bigger move to profit. 175 found (cheapest 0.18% of stock, avg 2.56%)

Call K	Put K	Expiry	Call$	Put$	Total	BE Low	BE High
$930.00	$907.50	Sep 25	$0.83	$0.80	$1.63	$905.87	$931.63
$927.50	$907.50	Sep 25	$1.20	$0.80	$2.00	$905.50	$929.50
$930.00	$910.00	Sep 25	$0.83	$1.20	$2.03	$907.97	$932.03
$927.50	$910.00	Sep 25	$1.20	$1.20	$2.40	$907.60	$929.90
$925.00	$907.50	Sep 25	$1.73	$0.80	$2.53	$904.97	$927.53
$930.00	$912.50	Sep 25	$0.83	$1.82	$2.65	$909.85	$932.65
$925.00	$910.00	Sep 25	$1.73	$1.20	$2.93	$907.07	$927.93
$927.50	$912.50	Sep 25	$1.20	$1.82	$3.02	$909.48	$930.52
$925.00	$912.50	Sep 25	$1.73	$1.82	$3.55	$908.95	$928.55
$922.50	$907.50	Sep 25	$2.46	$0.80	$3.26	$904.24	$925.76

Sell OTM put spread + OTM call spread. Collect premium, profit if stock stays between breakevens. 396 found (best R:R 0.89, avg credit $1.70)

Put Spread	Call Spread	Expiry	Credit	Max Loss	POP	R:R	BE Low	BE High
740/745	1040/1045	Sep 25	$2.35	$2.65	94%	0.89	$742.65	$1042.35
740/745	940/945	Sep 25	$2.24	$2.76	91%	0.81	$742.76	$942.24
750/760	1040/1045	Sep 25	$2.37	$7.63	94%	0.31	$757.63	$1042.37
760/765	940/945	Oct 16	$3.66	$1.34	62%	2.73	$761.34	$943.66
770/780	1040/1045	Sep 25	$2.37	$7.63	93%	0.31	$777.63	$1042.37
750/755	940/945	Oct 16	$3.57	$1.43	62%	2.50	$751.43	$943.57
740/745	935/940	Sep 25	$2.26	$2.74	88%	0.82	$742.74	$937.26
760/765	955/960	Oct 16	$3.03	$1.97	72%	1.54	$761.97	$958.03
760/765	965/970	Oct 16	$2.73	$2.27	78%	1.20	$762.27	$967.73
770/775	940/945	Oct 16	$3.57	$1.43	61%	2.50	$771.43	$943.57

Buy lower + upper strikes, sell 2x middle strike. Low cost, max profit at the middle strike at expiry. 262 found (best R:R 99.00, cheapest $0.05)

CALLS (5)

Low	Mid	High	Expiry	Debit	Max Gain	POP	R:R
$935.00	$940.00	$945.00	Oct 2	$0.12	$4.88	10%	40.67
$945.00	$950.00	$955.00	Oct 2	$0.05	$4.95	7%	99.00
$920.00	$922.50	$925.00	Sep 25	$0.16	$2.34	17%	14.62
$917.50	$920.00	$922.50	Sep 25	$0.21	$2.29	19%	10.90
$890.00	$895.00	$900.00	Oct 30	$0.13	$4.87	7%	37.46

PUTS (5)

Low	Mid	High	Expiry	Debit	Max Gain	POP	R:R
$885.00	$890.00	$895.00	Oct 9	$0.05	$4.95	8%	99.00
$905.00	$910.00	$915.00	Oct 9	$0.14	$4.86	10%	34.71
$912.50	$915.00	$917.50	Sep 25	$0.12	$2.38	18%	19.83
$920.00	$922.50	$925.00	Sep 25	$0.11	$2.39	17%	21.73
$890.00	$895.00	$900.00	Nov 6	$0.08	$4.92	6%	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. 360 found (best net $-21.40, 315 credits)

CALLS (5)

Buy K	Sell K	Ratio	Expiry	Net	Max Gain
$920.00	$940.00	1:2	Nov 6	-$6.38	$13.62
$1035.00	$1055.00	1:2	Oct 30	-$0.64	$19.36
$1020.00	$1035.00	1:2	Oct 23	-$0.20	$14.80
$970.00	$985.00	1:2	Nov 6	-$2.22	$12.78
$1010.00	$1015.00	1:2	Oct 9	-$0.03	$4.97

PUTS (5)

Buy K	Sell K	Ratio	Expiry	Net	Max Gain
$990.00	$960.00	1:2	Oct 30	-$21.40	$8.60
$950.00	$925.00	1:2	Nov 6	-$11.35	$13.65
$780.00	$760.00	1:2	Oct 30	-$0.19	$19.81
$885.00	$880.00	1:2	Oct 2	-$0.27	$4.73
$760.00	$750.00	1:2	Oct 30	-$0.05	$9.95

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 0.68%)

Strike	Expiry	Bid	Delta	OTM%	Yield%	If Called%	Vol	OI
$920.00	Nov 6	$23.15	0.49	0.2%	2.52%	2.69%	1	2
$950.00	Nov 6	$12.50	0.33	3.4%	1.36%	4.80%	3	1
$940.00	Nov 6	$14.00	0.38	2.4%	1.52%	3.88%	1	1
$925.00	Oct 30	$18.90	0.47	0.7%	2.06%	2.78%	9	31
$935.00	Oct 30	$14.65	0.40	1.8%	1.60%	3.40%	6	3
$930.00	Oct 30	$16.05	0.43	1.3%	1.75%	3.01%	6	27
$940.00	Oct 30	$13.00	0.37	2.4%	1.42%	3.77%	3	24
$920.00	Oct 30	$20.05	0.49	0.2%	2.18%	2.36%	7	21
$920.00	Oct 23	$19.75	0.50	0.2%	2.15%	2.32%	61	69
$945.00	Oct 30	$11.10	0.34	2.9%	1.21%	4.10%	7	10

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 31,950

Total Puts 24,836

Put/Call Ratio 0.78

Net Difference 7,114

Prior's Put/Call Breakdown

Total Calls 10,308

Total Puts 8,841

Put/Call Ratio 0.86

Net Difference 1,467

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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