COST - Options Database

COST

COSTCO WHSL CORP NEW

$934.08 -0.72%

(7/17 18:03) ◀

Monday, July 20, 2026 (3:05pm)

▶ (7/20 18:02)

◀ 7/20 15:05 ▶

Option Volume

Detail

ℹ

Current (07/20 3:05pm) 36,981

Calls: 15,962 (43%)

Puts: 21,019 (57%)

Prior (07/17) 52,064

Calls: 27,265 (52%)

Puts: 24,799 (48%)

Current vs Prior -28.97%

Calls: -41.46% (Calls)

Puts: -15.24% (Puts)

Prior 7-Day Total 286,186

Calls: 139,574 (49%)

Puts: 146,612 (51%)

Prior 7-Day Average 40,883

Calls: 19,939 (49%)

Puts: 20,944 (51%)

Current vs Prior 7-Day Avg -9.55%

Calls: -19.95%

Puts: +0.36%

Sentiment BEARISH

Dollar Volume

Detail

ℹ

Current (07/20 3:05pm) $15.88M

Calls: $7.01M (44%)

Puts: $8.88M (56%)

Prior (07/17) $27.73M

Calls: $16.82M (61%)

Puts: $10.91M (39%)

Current vs Prior -42.72%

Calls: -58.35%

Puts: -18.61%

Prior 7-Day Total $194.24M

Calls: $116.34M (60%)

Puts: $77.90M (40%)

Prior 7-Day Average $27.75M

Calls: $16.62M (60%)

Puts: $11.13M (40%)

Current vs Prior 7-Day Avg -42.76%

Calls: -57.84%

Puts: -20.23%

Sentiment BEARISH

Put/Call Ratio

Detail

ℹ

Current (07/20 3:05pm) 1.32

Prior (07/17) 0.91

Current vs Prior +44.78%

Prior 7-Day Average 1.06

Current vs Prior 7-Day Avg +24.43%

Sentiment BEARISH

Open Interest

Detail

ℹ

Current (07/20 3:05pm) 284,983

Calls: 139,646 (49%)

Puts: 145,337 (51%)

Prior (07/17) 341,808

Calls: 169,376 (50%)

Puts: 172,432 (50%)

Current vs Prior -16.62%

Prior 7-Day Total 2,158,696

Calls: 1,075,876 (50%)

Puts: 1,082,820 (50%)

Prior 7-Day Average 308,385

Calls: 153,696 (50%)

Puts: 154,688 (50%)

Current vs Prior 7-Day Avg -7.59%

Sentiment BULLISH

Expected Move

Detail

ℹ

WKMO Expiry (07/24) | Next (07/31)Expiry (08/21) | Next (09/18)

Current 2.25% | 3.36%5.61% | 7.53%

Prior 1.41% | 2.82%1.41% | 5.83%

Current vs Prior +59.75% | +18.90%+298.84% | +29.16%

Prior 7-Day Avg 1.75% | 3.08%2.40% | 6.22%

Current vs 7-Day Avg +28.66% | +8.86%+133.83% | +21.18%

Prior 7-Day Eod 1.41% | 2.82%0.69% | 6.05%

Current vs 7-Day Eod +59.75% | +18.90%+712.95% | +24.53%

Sentiment BEARISHBEARISH

Relative Spread

Detail

ℹ

Expiry | Next

Current 12.13% | 18.16%

Calls: 8.15% | 16.42%

Puts: 16.11% | 19.90%

Prior 21.90% | 12.44%

Calls: 21.58% | 11.29%

Puts: 22.22% | 13.59%

Current vs Prior -44.61% | +45.98%

Prior 7-Day Avg 27.54% | 13.89%

Calls: 28.64% | 16.44%

Puts: 26.44% | 11.34%

Current vs 7-Day Avg -55.95% | +30.77%

Liquidity Expensive

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🤖 AI Insights

Bearish P/C ratio of 1.32 indicates protective positioning. P/C ratio rising 45% - increased hedging/bearish positioning. Declining open interest (down 17%) indicates positions being closed.

Smart Money BEARISH

Retail Flow BEARISH

Overall BEARISH

Dollar Volume

Option Volume

Put/Call Ratio

Open Interest

Expected Move

Current BEARISH

Prior BULLISH

7-Day Avg BULLISH

Current BEARISH

Prior NEUTRAL

7-Day Avg NEUTRAL

Current BEARISH

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
15:05	BEARISH	BEARISH	BEARISH
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

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High Delta

⚖️

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 102 of results (avg 7.3%, best 3.5%)

CALLS (5)

Strike	Expiry	Bid	Ask	Mark	Spread	Vol	Delta	OI
$750.00	Jul 24	180.60	187.00	$183.80	3.5%	--	1.00	42
$760.00	Jul 24	170.25	177.00	$173.63	3.9%	--	1.00	105
$800.00	Aug 21	132.60	138.00	$135.30	4.0%	1	1.00	82
$780.00	Jul 24	150.65	157.20	$153.93	4.3%	--	1.00	45
$765.00	Aug 21	166.80	174.15	$170.48	4.3%	--	1.00	10

PUTS (5)

Strike	Expiry	Bid	Ask	Mark	Spread	Vol	Delta	OI
$1060.00	Aug 21	124.50	130.45	$127.48	4.7%	2	0.94	30
$985.00	Aug 21	57.05	59.90	$58.47	4.9%	--	0.76	161
$980.00	Aug 21	52.80	55.60	$54.20	5.2%	4	0.74	254
$1010.00	Aug 21	78.30	82.55	$80.43	5.3%	--	0.86	14
$975.00	Aug 21	48.95	51.80	$50.38	5.7%	2	0.72	169

Affordable options under $1.00 per contract. Great for defined-risk strategies with minimal capital. 1 found (avg $0.66, cheapest $0.66)

CALLS (1)

Strike	Expiry	Bid	Ask	Mark	Spread	Vol	Delta	OI
$980.00	Jul 24	0.61	0.70	$0.66	13.6%	2.6K	0.06	553

PUTS (0)

No puts meet the criteria

In-the-money options with delta >0.50. Higher probability of profit, lower leverage. 178 found (avg delta 0.77, highest 1.00)

CALLS (5)

Strike	Expiry	Bid	Ask	Mark	Spread	Vol	Delta	OI
$750.00	Jul 24	180.60	187.00	$183.80	3.5%	--	1.00	42
$760.00	Jul 24	170.25	177.00	$173.63	3.9%	--	1.00	105
$780.00	Jul 24	150.65	157.20	$153.93	4.3%	--	1.00	45
$795.00	Jul 24	135.70	142.20	$138.95	4.7%	--	1.00	18
$800.00	Jul 24	130.00	137.20	$133.60	5.4%	--	1.00	35

PUTS (5)

Strike	Expiry	Bid	Ask	Mark	Spread	Vol	Delta	OI
$1000.00	Jul 24	64.20	70.50	$67.35	9.4%	5	0.98	14
$995.00	Jul 24	59.25	65.65	$62.45	10.2%	--	0.97	20
$1020.00	Jul 31	84.40	91.15	$87.78	7.7%	--	0.96	10
$990.00	Jul 24	55.15	61.25	$58.20	10.5%	19	0.96	35
$985.00	Jul 24	49.45	55.85	$52.65	12.2%	4	0.96	27

Most actively traded options today. High liquidity = easy entry/exit. 440 active (total vol 20.8K, top 2.6K)

CALLS (5)

Strike	Expiry	Bid	Ask	Mark	Spread	Vol	Delta	OI
$980.00	Jul 24	0.61	0.70	$0.66	13.6%	2.6K	0.06	553
$1000.00	Jul 24	0.16	0.30	$0.23	60.9%	717	0.02	495
$975.00	Jul 24	0.80	1.00	$0.90	22.2%	700	0.07	183
$960.00	Aug 7	8.75	10.80	$9.78	21.0%	360	0.31	213
$1070.00	Jul 31	0.01	0.43	$0.22	190.9%	276	0.01	30

PUTS (5)

Strike	Expiry	Bid	Ask	Mark	Spread	Vol	Delta	OI
$750.00	Jul 31	0.01	0.23	$0.12	183.3%	514	0.01	589
$795.00	Jul 24	0.01	0.10	$0.06	150.0%	499	0.00	225
$930.00	Jul 31	12.20	13.85	$13.02	12.7%	450	0.46	139
$910.00	Jul 24	1.88	2.49	$2.19	27.9%	344	0.17	745
$770.00	Jul 24	0.01	0.13	$0.07	171.4%	313	0.00	278

Term structure inversion — near-term IV higher than far-term IV at the same strike. Signals expected near-term catalyst or volatility event. 120 strikes (avg 41.0%, max 133.4%)

CALLS (5)

Strike	Near Exp	Far Exp	Near IV	Far IV	Back%	Vol	OI
$780.00	Jul 24	Aug 21	62.5%	29.1%	114.6%	1	66
$800.00	Jul 24	Aug 21	53.9%	26.9%	99.9%	1	117
$795.00	Jul 24	Aug 21	56.4%	28.4%	98.8%	--	37
$1080.00	Jul 24	Aug 21	52.5%	27.6%	90.0%	34	645
$820.00	Jul 24	Aug 21	46.9%	25.0%	87.6%	--	29

PUTS (5)

Strike	Near Exp	Far Exp	Near IV	Far IV	Back%	Vol	OI
$770.00	Jul 24	Aug 28	68.2%	29.2%	133.4%	313	410
$780.00	Jul 24	Aug 21	62.5%	29.1%	114.6%	139	727
$790.00	Jul 24	Aug 28	58.4%	27.4%	113.4%	211	472
$795.00	Jul 24	Aug 28	56.4%	27.1%	108.4%	499	246
$785.00	Jul 24	Aug 28	57.8%	27.9%	107.3%	71	370

Bull call spreads & bear put spreads with the best risk/reward ratios. Pay a debit upfront, defined max loss. 319 found (best R:R 82.33, avg 9.47)

BULL CALL (5)

Buy	Sell	Expiry	Debit	Max Gain	Max Loss	R:R	BE
$1100.00	$1120.00	Aug 21	$0.24	$19.76	$0.24	82.33	$1100.24
$1085.00	$1100.00	Aug 21	$0.23	$14.77	$0.23	64.22	$1085.23
$1020.00	$1025.00	Jul 31	$0.11	$4.89	$0.11	44.45	$1020.11
$1075.00	$1080.00	Aug 14	$0.14	$4.86	$0.14	34.71	$1075.14
$1035.00	$1040.00	Aug 14	$0.15	$4.85	$0.15	32.33	$1035.15

BEAR PUT (5)

Buy	Sell	Expiry	Debit	Max Gain	Max Loss	R:R	BE
$785.00	$770.00	Aug 28	$0.20	$14.80	$0.20	74.00	$784.80
$760.00	$750.00	Aug 7	$0.14	$9.86	$0.14	70.43	$759.86
$860.00	$855.00	Jul 24	$0.10	$4.90	$0.10	49.00	$859.90
$785.00	$780.00	Aug 7	$0.11	$4.89	$0.11	44.45	$784.89
$825.00	$820.00	Aug 7	$0.11	$4.89	$0.11	44.45	$824.89

Bear call spreads & bull put spreads collecting premium. Receive credit upfront, profit if stock stays in range. 425 found (best R:R 299.00, avg 4.48)

BEAR CALL (5)

Sell	Buy	Expiry	Credit	Max Gain	Max Loss	R:R	BE
$760.00	$805.00	Aug 7	$44.85	$44.85	$0.15	299.00	$804.85
$805.00	$840.00	Aug 7	$34.72	$34.72	$0.28	124.00	$839.72
$810.00	$820.00	Jul 31	$9.88	$9.88	$0.12	82.33	$819.88
$765.00	$780.00	Aug 21	$14.80	$14.80	$0.20	74.00	$779.80
$760.00	$780.00	Jul 24	$19.70	$19.70	$0.30	65.67	$779.70

BULL PUT (5)

Sell	Buy	Expiry	Credit	Max Gain	Max Loss	R:R	BE
$1020.00	$1010.00	Aug 21	$9.85	$9.85	$0.15	65.67	$1010.15
$1050.00	$1040.00	Aug 21	$9.85	$9.85	$0.15	65.67	$1040.15
$970.00	$965.00	Jul 24	$4.90	$4.90	$0.10	49.00	$965.10
$1000.00	$995.00	Jul 24	$4.90	$4.90	$0.10	49.00	$995.10
$1015.00	$1010.00	Aug 14	$4.87	$4.87	$0.13	37.46	$1010.13

Same strike, different expirations. Sell near-term, buy far-term. Profits from time decay differential. 114 found (avg debit $2.31, cheapest $0.05)

CALLS (5)

Strike	Near Exp	Far Exp	Net Debit	Near IV	Far IV
$1115.00	Jul 24	Jul 31	$0.07	57.7%	39.2%
$1120.00	Jul 24	Jul 31	$0.08	56.9%	40.0%
$1080.00	Jul 24	Jul 31	$0.09	52.5%	35.0%
$1095.00	Jul 24	Jul 31	$0.11	52.4%	37.2%
$1100.00	Jul 24	Jul 31	$0.13	53.8%	38.7%

PUTS (5)

Strike	Near Exp	Far Exp	Net Debit	Near IV	Far IV
$790.00	Jul 24	Jul 31	$0.05	58.4%	37.8%
$810.00	Jul 24	Jul 31	$0.05	49.9%	32.3%
$815.00	Jul 24	Jul 31	$0.05	48.4%	31.6%
$820.00	Jul 24	Jul 31	$0.07	46.9%	30.8%
$750.00	Jul 24	Jul 31	$0.08	72.6%	49.1%

Buy call + put at the same strike and expiry. Profits from large moves in either direction. 176 found (cheapest 2.07% of stock, avg 6.90%)

Strike	Expiry	Call$	Put$	Total	BE Low	BE High	Cost%
$927.50	Jul 24	$12.48	$6.88	$19.36	$908.14	$946.86	2.07%
$935.00	Jul 24	$8.90	$10.55	$19.45	$915.55	$954.45	2.08%
$930.00	Jul 24	$11.75	$8.03	$19.78	$910.22	$949.78	2.12%
$932.50	Jul 24	$10.43	$9.45	$19.88	$912.62	$952.38	2.13%
$925.00	Jul 24	$14.08	$5.90	$19.98	$905.02	$944.98	2.14%
$940.00	Jul 24	$6.90	$13.55	$20.45	$919.55	$960.45	2.19%
$922.50	Jul 24	$15.78	$5.13	$20.91	$901.59	$943.41	2.24%
$942.50	Jul 24	$5.88	$15.75	$21.63	$920.87	$964.13	2.32%
$920.00	Jul 24	$17.65	$4.40	$22.05	$897.95	$942.05	2.36%
$945.00	Jul 24	$5.38	$17.55	$22.93	$922.07	$967.93	2.45%

Buy OTM call + OTM put at different strikes. Cheaper than straddles, needs bigger move to profit. 150 found (cheapest 1.02% of stock, avg 3.32%)

Call K	Put K	Expiry	Call$	Put$	Total	BE Low	BE High
$947.50	$922.50	Jul 24	$4.40	$5.13	$9.53	$912.97	$957.03
$947.50	$925.00	Jul 24	$4.40	$5.90	$10.30	$914.70	$957.80
$945.00	$922.50	Jul 24	$5.38	$5.13	$10.51	$911.99	$955.51
$942.50	$922.50	Jul 24	$5.88	$5.13	$11.01	$911.49	$953.51
$945.00	$925.00	Jul 24	$5.38	$5.90	$11.28	$913.72	$956.28
$947.50	$927.50	Jul 24	$4.40	$6.88	$11.28	$916.22	$958.78
$942.50	$925.00	Jul 24	$5.88	$5.90	$11.78	$913.22	$954.28
$940.00	$922.50	Jul 24	$6.90	$5.13	$12.03	$910.47	$952.03
$945.00	$927.50	Jul 24	$5.38	$6.88	$12.26	$915.24	$957.26
$947.50	$930.00	Jul 24	$4.40	$8.03	$12.43	$917.57	$959.93

Sell OTM put spread + OTM call spread. Collect premium, profit if stock stays between breakevens. 327 found (best R:R 365.67, avg credit $6.28)

Put Spread	Call Spread	Expiry	Credit	Max Loss	R:R	BE Low	BE High
800/805	820/875	Jul 31	$54.85	$0.15	365.67	$750.15	$874.85
750/760	805/840	Aug 7	$34.86	$0.14	249.00	$725.14	$839.86
780/785	805/840	Aug 7	$34.83	$0.17	204.88	$750.17	$839.83
820/825	830/840	Aug 21	$9.90	$0.10	99.00	$815.10	$839.90
770/775	830/840	Aug 21	$9.88	$0.12	82.33	$765.12	$839.88
770/775	805/820	Aug 21	$14.81	$0.19	77.95	$760.19	$819.81
815/820	830/840	Aug 21	$9.84	$0.16	61.50	$810.16	$839.84
770/775	780/795	Aug 21	$14.74	$0.26	56.69	$760.26	$794.74
770/775	820/830	Aug 21	$9.81	$0.19	51.63	$765.19	$829.81
755/760	805/820	Aug 21	$14.71	$0.29	50.72	$745.29	$819.71

Buy lower + upper strikes, sell 2x middle strike. Low cost, max profit at the middle strike at expiry. 249 found (best R:R 99.00, cheapest $0.05)

CALLS (5)

Low	Mid	High	Expiry	Debit	Max Gain	R:R
$1030.00	$1035.00	$1040.00	Jul 24	$0.05	$4.95	99.00
$1040.00	$1045.00	$1050.00	Jul 24	$0.05	$4.95	99.00
$995.00	$1000.00	$1005.00	Jul 31	$0.05	$4.95	99.00
$1110.00	$1115.00	$1120.00	Jul 31	$0.06	$4.94	82.33
$1085.00	$1090.00	$1095.00	Aug 7	$0.06	$4.94	82.33

PUTS (5)

Low	Mid	High	Expiry	Debit	Max Gain	R:R
$780.00	$785.00	$790.00	Jul 24	$0.06	$4.94	82.33
$800.00	$805.00	$810.00	Jul 24	$0.06	$4.94	82.33
$820.00	$825.00	$830.00	Jul 24	$0.06	$4.94	82.33
$840.00	$845.00	$850.00	Jul 31	$0.06	$4.94	82.33
$850.00	$855.00	$860.00	Jul 31	$0.06	$4.94	82.33

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 $-5.85, 294 credits)

CALLS (5)

Buy K	Sell K	Ratio	Expiry	Net	Max Gain
$820.00	$875.00	1:2	Jul 31	-$5.85	$49.15
$1065.00	$1100.00	1:2	Aug 28	-$4.12	$30.88
$1100.00	$1120.00	1:2	Aug 21	-$0.42	$19.58
$1085.00	$1100.00	1:2	Aug 21	-$0.67	$14.33
$870.00	$900.00	1:2	Aug 7	-$16.23	$13.77

PUTS (5)

Buy K	Sell K	Ratio	Expiry	Net	Max Gain
$830.00	$800.00	1:2	Aug 28	-$0.26	$29.74
$1010.00	$975.00	1:2	Aug 14	-$19.17	$15.83
$785.00	$770.00	1:2	Aug 28	-$0.45	$14.55
$760.00	$750.00	1:2	Jul 24	-$0.02	$9.98
$770.00	$760.00	1:2	Jul 24	-$0.05	$9.95

Sell OTM calls against 100 shares you own. Collect premium for income, capped upside at strike. Yield% = premium/stock price. 132 found (best yield 2.95%, avg 0.72%)

Strike	Expiry	Bid	Delta	OTM%	Yield%	If Called%	Vol	OI
$935.00	Aug 28	$27.55	0.51	0.1%	2.95%	3.05%	2	7
$940.00	Aug 28	$25.50	0.48	0.6%	2.73%	3.36%	4	9
$935.00	Aug 21	$25.00	0.50	0.1%	2.68%	2.77%	38	73
$945.00	Aug 28	$23.25	0.46	1.2%	2.49%	3.66%	5	61
$940.00	Aug 21	$22.40	0.47	0.6%	2.40%	3.03%	103	289
$935.00	Aug 14	$21.70	0.50	0.1%	2.32%	2.42%	2	113
$950.00	Aug 28	$21.15	0.43	1.7%	2.26%	3.97%	2	32
$945.00	Aug 21	$19.95	0.44	1.2%	2.14%	3.30%	7	70
$940.00	Aug 14	$19.50	0.47	0.6%	2.09%	2.72%	--	36
$947.50	Aug 21	$19.15	0.43	1.4%	2.05%	3.49%	1	--

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 15,962

Total Puts 21,019

Put/Call Ratio 1.32

Net Difference -5,057

Prior's Put/Call Breakdown

Total Calls 27,265

Total Puts 24,799

Put/Call Ratio 0.91

Net Difference 2,466

Prior 7-Day Put/Call Summary

Total Calls 139,574

Total Puts 146,612

Average Put/Call Ratio 1.06

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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