COST - Options Database

COST

COSTCO WHSL CORP NEW

$893.74 -0.84%

$894.35 (+0.07%)🌙

as of 09/16 06:01 PM

(9/15 18:01) ◀

Wednesday, September 16, 2026 (6:01pm)

▶ (9/17 15:05)

◀ 9/16 18:01 ▶

Option Volume

Detail

ℹ

Current (09/16) 33,868

Calls: 19,029 (56%)

Puts: 14,839 (44%)

Prior (09/15) 31,295

Calls: 15,696 (50%)

Puts: 15,599 (50%)

Current vs Prior +8.22%

Calls: +21.23% (Calls)

Puts: -4.87% (Puts)

Prior 7-Day Total 283,545

Calls: 138,975 (49%)

Puts: 144,570 (51%)

Prior 7-Day Average 40,506

Calls: 19,853 (49%)

Puts: 20,652 (51%)

Current vs Prior 7-Day Avg -16.39%

Calls: -4.15%

Puts: -28.15%

Sentiment BULLISH

Dollar Volume

Detail

ℹ

Current (09/16) $67.86M

Calls: $48.75M (72%)

Puts: $19.11M (28%)

Prior (09/15) $85.61M

Calls: $54.07M (63%)

Puts: $31.55M (37%)

Current vs Prior -20.73%

Calls: -9.84%

Puts: -39.41%

Prior 7-Day Total $413.85M

Calls: $227.49M (55%)

Puts: $186.36M (45%)

Prior 7-Day Average $59.12M

Calls: $32.50M (55%)

Puts: $26.62M (45%)

Current vs Prior 7-Day Avg +14.78%

Calls: +50.00%

Puts: -28.21%

Sentiment BULLISH

Put/Call Ratio

Detail

ℹ

Current (09/16) 0.78

Prior (09/15) 0.99

Current vs Prior -21.53%

Prior 7-Day Average 1.05

Current vs Prior 7-Day Avg -25.53%

Sentiment NEUTRAL

Open Interest

Detail

ℹ

Current (09/16) 318,880

Calls: 156,459 (49%)

Puts: 162,421 (51%)

Prior (09/15) 311,239

Calls: 151,957 (49%)

Puts: 159,282 (51%)

Current vs Prior +2.46%

Prior 7-Day Total 2,272,237

Calls: 1,108,671 (49%)

Puts: 1,163,566 (51%)

Prior 7-Day Average 324,605

Calls: 158,381 (49%)

Puts: 166,223 (51%)

Current vs Prior 7-Day Avg -1.76%

Sentiment BULLISH

Expected Move

Detail

ℹ

WKMO Expiry (09/18) | Next (09/25)Expiry (09/18) | Next (10/16)

Current 1.67% | 4.01%1.67% | 5.91%

Prior 1.89% | 4.17%1.89% | 6.09%

Current vs Prior -11.96% | -3.89%-11.96% | -2.92%

Prior 7-Day Avg 1.83% | 3.47%2.57% | 6.28%

Current vs 7-Day Avg -8.77% | +15.60%-34.98% | -5.93%

Prior 7-Day Eod 1.89% | 4.17%1.89% | 6.09%

Current vs 7-Day Eod -11.96% | -3.89%-11.96% | -2.92%

Sentiment BULLISHBULLISH

Relative Spread

Detail

ℹ

Expiry | Next

Current 13.79% | 7.21%

Calls: 19.92% | 9.81%

Puts: 7.65% | 4.62%

Prior 13.79% | 7.21%

Calls: 19.92% | 9.81%

Puts: 7.65% | 4.62%

Current vs Prior +0.00% | +0.00%

Prior 7-Day Avg 20.64% | 8.02%

Calls: 17.53% | 7.22%

Puts: 23.74% | 8.81%

Current vs 7-Day Avg -33.17% | -10.05%

Liquidity Expensive

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Moderately bullish flow with 72% call dollar volume ($48.75M). P/C ratio dropping 22% - sentiment shifting bullish.

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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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 132 of results (avg 7.3%, best 3.0%)

CALLS (5)

Strike	Expiry	Bid	Ask	Mark	Spread	Vol	Delta	OI
$750.00	Sep 18	143.05	147.35	$145.20	3.0%	--	0.99	11
$720.00	Sep 18	172.20	177.40	$174.80	3.0%	--	0.93	29
$740.00	Sep 18	151.85	157.40	$154.63	3.6%	--	1.00	29
$765.00	Sep 18	127.00	132.35	$129.68	4.1%	52	0.92	--
$770.00	Sep 18	122.15	127.40	$124.78	4.2%	2	0.91	2

PUTS (5)

Strike	Expiry	Bid	Ask	Mark	Spread	Vol	Delta	OI
$960.00	Sep 18	64.40	67.20	$65.80	4.3%	--	1.00	31
$900.00	Oct 23	27.70	29.10	$28.40	4.9%	77	0.51	160
$1010.00	Oct 23	113.85	119.80	$116.82	5.1%	2	0.92	--
$1000.00	Oct 16	104.15	109.85	$107.00	5.3%	2	0.92	157
$1020.00	Sep 18	122.55	129.30	$125.93	5.4%	--	1.00	17

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. 195 found (avg delta 0.79, highest 1.00)

CALLS (5)

Strike	Expiry	Bid	Ask	Mark	Spread	Vol	Delta	OI
$760.00	Sep 18	130.35	138.80	$134.57	6.3%	52	1.00	24
$780.00	Sep 18	112.15	117.90	$115.03	5.0%	--	1.00	53
$740.00	Sep 18	151.85	157.40	$154.63	3.6%	--	1.00	29
$820.00	Sep 18	71.90	76.65	$74.28	6.4%	--	1.00	39
$830.00	Sep 18	62.60	67.45	$65.03	7.5%	--	0.99	21

PUTS (5)

Strike	Expiry	Bid	Ask	Mark	Spread	Vol	Delta	OI
$935.00	Sep 18	38.95	44.10	$41.53	12.4%	28	1.00	321
$937.50	Sep 18	39.90	45.55	$42.72	13.2%	20	1.00	68
$940.00	Sep 18	43.35	48.55	$45.95	11.3%	27	1.00	446
$942.50	Sep 18	46.55	52.20	$49.38	11.4%	1	1.00	35
$945.00	Sep 18	47.00	54.70	$50.85	15.1%	--	1.00	103

Most actively traded options today. High liquidity = easy entry/exit. 501 active (total vol 23.9K, top 814)

CALLS (5)

Strike	Expiry	Bid	Ask	Mark	Spread	Vol	Delta	OI
$920.00	Sep 18	0.38	0.60	$0.49	44.9%	814	0.07	644
$910.00	Sep 18	1.15	1.45	$1.30	23.1%	708	0.16	410
$945.00	Sep 18	0.01	0.09	$0.05	160.0%	487	0.01	2.0K
$950.00	Sep 18	0.05	0.14	$0.10	90.0%	426	0.01	2.3K
$920.00	Sep 25	7.30	7.85	$7.57	7.3%	368	0.29	403

PUTS (5)

Strike	Expiry	Bid	Ask	Mark	Spread	Vol	Delta	OI
$895.00	Sep 18	6.10	6.75	$6.43	10.1%	645	0.52	1.0K
$885.00	Sep 18	1.95	2.55	$2.25	26.7%	497	0.26	888
$890.00	Sep 18	3.45	4.20	$3.83	19.6%	497	0.38	1.4K
$870.00	Sep 18	0.39	0.51	$0.45	26.7%	474	0.06	1.2K
$760.00	Oct 16	0.32	0.58	$0.45	57.8%	417	0.02	784

Term structure inversion — near-term IV higher than far-term IV at the same strike. Signals expected near-term catalyst or volatility event. 6 strikes (avg 6.9%, max 9.6%)

CALLS (3)

Strike	Near Exp	Far Exp	Near IV	Far IV	Back%	Vol	OI
$880.00	Sep 18	Oct 30	22.8%	20.8%	9.6%	26	64
$895.00	Sep 18	Oct 30	23.7%	21.8%	8.3%	132	52
$890.00	Sep 18	Oct 30	21.8%	21.3%	2.3%	28	131

PUTS (3)

Strike	Near Exp	Far Exp	Near IV	Far IV	Back%	Vol	OI
$880.00	Sep 18	Oct 30	22.8%	20.8%	9.6%	380	1.4K
$895.00	Sep 18	Oct 30	23.7%	21.8%	8.3%	654	1.0K
$885.00	Sep 18	Oct 30	22.0%	21.3%	3.4%	498	890

Bull call spreads & bear put spreads with the best risk/reward ratios. Pay a debit upfront, defined max loss. 357 found (best R:R 1.58, avg 8.26)

BULL CALL (5)

Buy	Sell	Expiry	Debit	Max Gain	Max Loss	POP	R:R	BE
$880.00	$885.00	Sep 18	$2.93	$2.07	$2.93	83%	0.71	$882.93
$945.00	$950.00	Oct 30	$0.28	$4.72	$0.28	27%	16.86	$945.28
$885.00	$890.00	Oct 23	$1.88	$3.12	$1.88	58%	1.66	$886.88
$870.00	$875.00	Oct 16	$2.40	$2.60	$2.40	67%	1.08	$872.40
$905.00	$907.50	Sep 25	$0.18	$2.32	$0.18	41%	12.89	$905.18

BEAR PUT (5)

Buy	Sell	Expiry	Debit	Max Gain	Max Loss	POP	R:R	BE
$927.50	$925.00	Sep 18	$0.97	$1.53	$0.97	97%	1.58	$926.53
$880.00	$875.00	Oct 30	$0.53	$4.47	$0.53	40%	8.43	$879.47
$937.50	$935.00	Sep 18	$1.19	$1.31	$1.19	100%	1.10	$936.31
$922.50	$920.00	Sep 25	$0.58	$1.92	$0.58	73%	3.31	$921.92
$945.00	$942.50	Sep 18	$1.47	$1.03	$1.47	100%	0.70	$943.53

Bear call spreads & bull put spreads collecting premium. Receive credit upfront, profit if stock stays in range. 294 found (best R:R 5.76, avg 0.36)

BEAR CALL (5)

Sell	Buy	Expiry	Credit	Max Gain	Max Loss	POP	R:R	BE
$1055.00	$1060.00	Sep 25	$2.28	$2.28	$2.72	94%	0.84	$1057.28
$1045.00	$1050.00	Oct 16	$2.08	$2.08	$2.92	93%	0.71	$1047.08
$1065.00	$1070.00	Oct 16	$1.52	$1.52	$3.48	95%	0.44	$1066.52
$1065.00	$1070.00	Oct 2	$1.45	$1.45	$3.55	93%	0.41	$1066.45
$1040.00	$1050.00	Oct 9	$1.65	$1.65	$8.35	92%	0.20	$1041.65

BULL PUT (5)

Sell	Buy	Expiry	Credit	Max Gain	Max Loss	POP	R:R	BE
$765.00	$760.00	Sep 18	$4.26	$4.26	$0.74	92%	5.76	$760.74
$755.00	$750.00	Sep 18	$4.15	$4.15	$0.85	92%	4.88	$750.85
$785.00	$780.00	Sep 18	$2.61	$2.61	$2.39	93%	1.09	$782.39
$745.00	$740.00	Oct 9	$2.42	$2.42	$2.58	94%	0.94	$742.58
$745.00	$740.00	Oct 23	$2.23	$2.23	$2.77	94%	0.81	$742.77

Same strike, different expirations. Sell near-term, buy far-term. Profits from time decay differential. 6 found (avg debit $11.14, cheapest $10.70)

CALLS (3)

Strike	Near Exp	Far Exp	Net Debit	Near IV	Far IV
$895.00	Sep 18	Sep 25	$11.82	23.7%	30.3%
$900.00	Sep 18	Sep 25	$11.15	23.2%	30.9%
$890.00	Sep 18	Sep 25	$11.37	21.8%	30.3%

PUTS (3)

Strike	Near Exp	Far Exp	Net Debit	Near IV	Far IV
$895.00	Sep 18	Sep 25	$10.70	23.7%	30.3%
$900.00	Sep 18	Sep 25	$10.95	23.2%	30.9%
$890.00	Sep 18	Sep 25	$10.87	21.8%	30.3%

Buy call + put at the same strike and expiry. Profits from large moves in either direction. 154 found (cheapest 1.35% of stock, avg 5.85%)

Strike	Expiry	Call$	Put$	Total	BE Low	BE High	Cost%
$895.00	Sep 18	$5.68	$6.43	$12.11	$882.89	$907.11	1.35%
$890.00	Sep 18	$8.48	$3.83	$12.31	$877.69	$902.31	1.38%
$900.00	Sep 18	$3.53	$9.05	$12.58	$887.42	$912.58	1.41%
$885.00	Sep 18	$11.30	$2.25	$13.55	$871.45	$898.55	1.52%
$905.00	Sep 18	$2.30	$12.75	$15.05	$889.95	$920.05	1.68%
$880.00	Sep 18	$14.23	$1.33	$15.56	$864.44	$895.56	1.74%
$910.00	Sep 18	$1.30	$17.00	$18.30	$891.70	$928.30	2.05%
$875.00	Sep 18	$20.30	$0.73	$21.03	$853.97	$896.03	2.35%
$915.00	Sep 18	$0.81	$21.75	$22.56	$892.44	$937.56	2.52%
$917.50	Sep 18	$0.65	$23.42	$24.07	$893.43	$941.57	2.69%

Buy OTM call + OTM put at different strikes. Cheaper than straddles, needs bigger move to profit. 175 found (cheapest 0.17% of stock, avg 3.58%)

Call K	Put K	Expiry	Call$	Put$	Total	BE Low	BE High
$915.00	$875.00	Sep 18	$0.81	$0.73	$1.54	$873.46	$916.54
$910.00	$875.00	Sep 18	$1.30	$0.73	$2.03	$872.97	$912.03
$915.00	$880.00	Sep 18	$0.81	$1.33	$2.14	$877.86	$917.14
$910.00	$880.00	Sep 18	$1.30	$1.33	$2.63	$877.37	$912.63
$905.00	$875.00	Sep 18	$2.30	$0.73	$3.03	$871.97	$908.03
$915.00	$885.00	Sep 18	$0.81	$2.25	$3.06	$881.94	$918.06
$910.00	$885.00	Sep 18	$1.30	$2.25	$3.55	$881.45	$913.55
$905.00	$880.00	Sep 18	$2.30	$1.33	$3.63	$876.37	$908.63
$905.00	$885.00	Sep 18	$2.30	$2.25	$4.55	$880.45	$909.55
$915.00	$775.00	Sep 18	$0.81	$4.28	$5.09	$769.91	$920.09

Sell OTM put spread + OTM call spread. Collect premium, profit if stock stays between breakevens. 318 found (best R:R 7.33, avg credit $1.75)

Put Spread	Call Spread	Expiry	Credit	Max Loss	POP	R:R	BE Low	BE High
760/765	942/945	Sep 18	$4.40	$0.60	89%	7.33	$760.60	$946.90
760/765	930/935	Sep 18	$4.39	$0.61	88%	7.20	$760.61	$934.39
750/755	942/945	Sep 18	$4.29	$0.71	90%	6.04	$750.71	$946.79
750/755	930/935	Sep 18	$4.28	$0.72	89%	5.94	$750.72	$934.28
760/765	925/928	Sep 18	$4.36	$0.64	87%	6.81	$760.64	$929.36
760/765	920/922	Sep 18	$4.42	$0.58	85%	7.62	$760.58	$924.42
750/755	925/928	Sep 18	$4.25	$0.75	87%	5.67	$750.75	$929.25
750/755	920/922	Sep 18	$4.31	$0.69	85%	6.25	$750.69	$924.31
760/765	918/920	Sep 18	$4.42	$0.58	83%	7.62	$760.58	$921.92
760/765	910/915	Sep 18	$4.75	$0.25	76%	19.00	$760.25	$914.75

Buy lower + upper strikes, sell 2x middle strike. Low cost, max profit at the middle strike at expiry. 255 found (best R:R 44.45, cheapest $0.05)

CALLS (5)

Low	Mid	High	Expiry	Debit	Max Gain	POP	R:R
$880.00	$885.00	$890.00	Sep 18	$0.11	$4.89	22%	44.45
$900.00	$905.00	$910.00	Sep 18	$0.23	$4.77	19%	20.74
$890.00	$895.00	$900.00	Oct 2	$0.06	$4.94	8%	82.33
$905.00	$910.00	$915.00	Oct 2	$0.05	$4.95	7%	99.00
$890.00	$895.00	$900.00	Sep 18	$0.65	$4.35	27%	6.69

PUTS (5)

Low	Mid	High	Expiry	Debit	Max Gain	POP	R:R
$875.00	$880.00	$885.00	Sep 18	$0.32	$4.68	16%	14.63
$920.00	$925.00	$930.00	Oct 9	$0.06	$4.94	6%	82.33
$845.00	$850.00	$855.00	Oct 16	$0.05	$4.95	5%	99.00
$885.00	$890.00	$895.00	Oct 16	$0.12	$4.88	7%	40.67
$900.00	$905.00	$910.00	Oct 2	$0.15	$4.85	7%	32.33

Buy 1 option, sell 2 at a different strike (1:2 ratio). Can be entered for a credit. Unlimited risk on naked leg. 312 found (best net $-7.18, 271 credits)

CALLS (5)

Buy K	Sell K	Ratio	Expiry	Net	Max Gain
$750.00	$800.00	1:2	Sep 25	-$44.16	$5.84
$895.00	$900.00	1:2	Sep 18	-$1.38	$3.62
$905.00	$910.00	1:2	Sep 18	-$0.30	$4.70
$900.00	$905.00	1:2	Sep 18	-$1.07	$3.93
$910.00	$915.00	1:2	Sep 18	-$0.32	$4.68

PUTS (5)

Buy K	Sell K	Ratio	Expiry	Net	Max Gain
$1010.00	$950.00	1:2	Oct 23	-$7.18	$52.82
$895.00	$890.00	1:2	Sep 18	-$1.23	$3.77
$890.00	$885.00	1:2	Sep 18	-$0.67	$4.33
$885.00	$880.00	1:2	Sep 18	-$0.41	$4.59
$880.00	$875.00	1:2	Sep 18	-$0.13	$4.87

Sell OTM calls against 100 shares you own. Collect premium for income, capped upside at strike. Yield% = premium/stock price. 150 found (best yield 2.50%, avg 0.86%)

Strike	Expiry	Bid	Delta	OTM%	Yield%	If Called%	Vol	OI
$910.00	Oct 30	$22.30	0.43	1.8%	2.50%	4.31%	60	3
$905.00	Oct 30	$23.80	0.46	1.3%	2.66%	3.92%	19	16
$900.00	Oct 30	$25.10	0.48	0.7%	2.81%	3.51%	18	6
$900.00	Oct 23	$25.00	0.49	0.7%	2.80%	3.50%	82	109
$895.00	Oct 30	$27.40	0.50	0.1%	3.07%	3.21%	9	1
$895.00	Oct 23	$27.30	0.51	0.1%	3.05%	3.20%	11	31
$915.00	Oct 30	$18.95	0.41	2.4%	2.12%	4.50%	1	5
$905.00	Oct 23	$22.05	0.46	1.3%	2.47%	3.73%	45	32
$910.00	Oct 23	$20.20	0.43	1.8%	2.26%	4.08%	74	56
$925.00	Oct 30	$15.95	0.36	3.5%	1.78%	5.28%	1	3

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 19,029

Total Puts 14,839

Put/Call Ratio 0.78

Net Difference 4,190

Prior's Put/Call Breakdown

Total Calls 15,696

Total Puts 15,599

Put/Call Ratio 0.99

Net Difference 97

Prior 7-Day Put/Call Summary

Total Calls 138,975

Total Puts 144,570

Average Put/Call Ratio 1.05

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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