COST - Options Database

COST

COSTCO WHSL CORP NEW

$943.01 -0.26%

(8/28 18:01) ◀

Monday, August 31, 2026 (3:05pm)

▶ (8/31 18:01)

◀ 8/31 15:05 ▶

Option Volume

Detail

ℹ

Current (08/31 3:05pm) 28,368

Calls: 15,515 (55%)

Puts: 12,853 (45%)

Prior (08/28) 38,137

Calls: 22,485 (59%)

Puts: 15,652 (41%)

Current vs Prior -25.62%

Calls: -31.00% (Calls)

Puts: -17.88% (Puts)

Prior 7-Day Total 257,721

Calls: 137,386 (53%)

Puts: 120,335 (47%)

Prior 7-Day Average 36,817

Calls: 19,626 (53%)

Puts: 17,190 (47%)

Current vs Prior 7-Day Avg -22.95%

Calls: -20.95%

Puts: -25.23%

Sentiment BULLISH

Dollar Volume

Detail

ℹ

Current (08/31 3:05pm) $43.55M

Calls: $19.08M (44%)

Puts: $24.47M (56%)

Prior (08/28) $51.35M

Calls: $33.97M (66%)

Puts: $17.39M (34%)

Current vs Prior -15.20%

Calls: -43.82%

Puts: +40.71%

Prior 7-Day Total $310.01M

Calls: $131.64M (42%)

Puts: $178.38M (58%)

Prior 7-Day Average $44.29M

Calls: $18.81M (42%)

Puts: $25.48M (58%)

Current vs Prior 7-Day Avg -1.67%

Calls: +1.48%

Puts: -3.99%

Sentiment BEARISH

Put/Call Ratio

Detail

ℹ

Current (08/31 3:05pm) 0.83

Prior (08/28) 0.70

Current vs Prior +19.01%

Prior 7-Day Average 0.88

Current vs Prior 7-Day Avg -5.88%

Sentiment NEUTRAL

Open Interest

Detail

ℹ

Current (08/31 3:05pm) 312,837

Calls: 150,844 (48%)

Puts: 161,993 (52%)

Prior (08/28) 364,212

Calls: 174,337 (48%)

Puts: 189,875 (52%)

Current vs Prior -14.11%

Prior 7-Day Total 2,514,645

Calls: 1,174,927 (47%)

Puts: 1,339,718 (53%)

Prior 7-Day Average 359,235

Calls: 167,846 (47%)

Puts: 191,388 (53%)

Current vs Prior 7-Day Avg -12.92%

Sentiment BULLISH

Expected Move

Detail

ℹ

WKMO Expiry (09/04) | Next (09/11)Expiry (09/18) | Next (10/16)

Current 1.97% | 2.81%3.67% | 6.81%

Prior 1.03% | 2.54%4.00% | 6.98%

Current vs Prior +92.25% | +10.95%-8.24% | -2.37%

Prior 7-Day Avg 1.36% | 2.73%2.86% | 6.17%

Current vs 7-Day Avg +44.60% | +2.96%+28.27% | +10.37%

Prior 7-Day Eod 1.03% | 2.54%3.78% | 7.04%

Current vs 7-Day Eod +92.25% | +10.95%-2.99% | -3.28%

Sentiment BEARISHBULLISH

Relative Spread

Detail

ℹ

Expiry | Next

Current 11.82% | 11.05%

Calls: 11.76% | 12.70%

Puts: 11.89% | 9.41%

Prior 17.14% | 6.66%

Calls: 18.75% | 8.03%

Puts: 15.53% | 5.29%

Current vs Prior -31.04% | +65.92%

Prior 7-Day Avg 24.59% | 13.75%

Calls: 24.50% | 13.20%

Puts: 24.68% | 14.31%

Current vs 7-Day Avg -51.93% | -19.65%

Liquidity Expensive

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🤖 AI Insights

Market showing bullish sentiment based on options flow analysis.

Smart Money BEARISH

Retail Flow BULLISH

Overall BULLISH

Dollar Volume

Option Volume

Put/Call Ratio

Open Interest

Expected Move

Current BEARISH

Prior BULLISH

7-Day Avg BEARISH

Current NEUTRAL

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

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📉 Credit Spreads

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⚡ Straddles

🔀 Strangles

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⚖️ 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 140 of results (avg 7.3%, best 2.9%)

CALLS (5)

Strike	Expiry	Bid	Ask	Mark	Spread	Vol	Delta	OI
$760.00	Sep 18	181.65	187.00	$184.33	2.9%	--	1.00	25
$780.00	Sep 18	161.70	167.05	$164.38	3.3%	--	1.00	46
$800.00	Sep 18	141.90	147.75	$144.82	4.0%	--	1.00	96
$900.00	Sep 25	52.05	54.40	$53.22	4.4%	4	0.79	24
$830.00	Sep 18	112.00	117.30	$114.65	4.6%	--	1.00	20

PUTS (5)

Strike	Expiry	Bid	Ask	Mark	Spread	Vol	Delta	OI
$960.00	Sep 18	24.40	25.50	$24.95	4.4%	6	0.64	326
$940.00	Oct 2	22.60	23.75	$23.18	5.0%	13	0.47	94
$1040.00	Sep 18	94.95	100.20	$97.58	5.4%	--	0.97	10
$945.00	Sep 18	16.15	17.05	$16.60	5.4%	7	0.51	224
$940.00	Sep 25	20.50	21.65	$21.08	5.5%	48	0.47	131

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. 154 found (avg delta 0.76, highest 1.00)

CALLS (5)

Strike	Expiry	Bid	Ask	Mark	Spread	Vol	Delta	OI
$760.00	Sep 18	181.65	187.00	$184.33	2.9%	--	1.00	25
$780.00	Sep 18	161.70	167.05	$164.38	3.3%	--	1.00	46
$800.00	Sep 18	141.90	147.75	$144.82	4.0%	--	1.00	96
$820.00	Sep 18	121.00	127.85	$124.43	5.5%	--	1.00	41
$830.00	Sep 18	112.00	117.30	$114.65	4.6%	--	1.00	20

PUTS (5)

Strike	Expiry	Bid	Ask	Mark	Spread	Vol	Delta	OI
$1040.00	Sep 18	94.95	100.20	$97.58	5.4%	--	0.97	10
$990.00	Sep 4	44.80	50.75	$47.78	12.5%	--	0.96	53
$985.00	Sep 4	39.35	44.85	$42.10	13.1%	--	0.96	39
$1020.00	Sep 18	74.25	80.30	$77.28	7.8%	--	0.94	81
$980.00	Sep 4	35.05	40.15	$37.60	13.6%	--	0.94	40

Most actively traded options today. High liquidity = easy entry/exit. 408 active (total vol 15.7K, top 1.2K)

CALLS (5)

Strike	Expiry	Bid	Ask	Mark	Spread	Vol	Delta	OI
$965.00	Sep 4	1.95	2.12	$2.04	8.3%	1.2K	0.17	240
$975.00	Sep 4	0.80	1.02	$0.91	24.2%	322	0.09	220
$980.00	Sep 4	0.48	0.68	$0.58	34.5%	220	0.06	904
$950.00	Sep 4	5.40	6.50	$5.95	18.5%	213	0.39	342
$1000.00	Sep 4	0.12	0.17	$0.15	33.3%	212	0.02	640

PUTS (5)

Strike	Expiry	Bid	Ask	Mark	Spread	Vol	Delta	OI
$910.00	Sep 4	0.58	0.77	$0.68	27.9%	370	0.07	627
$915.00	Sep 4	0.89	1.22	$1.06	31.1%	276	0.10	638
$910.00	Sep 18	4.40	5.00	$4.70	12.8%	248	0.20	1.9K
$760.00	Sep 25	0.00	0.39	$0.20	195.0%	238	0.01	47
$930.00	Sep 4	3.25	3.70	$3.48	12.9%	236	0.26	1.0K

Term structure inversion — near-term IV higher than far-term IV at the same strike. Signals expected near-term catalyst or volatility event. 14 strikes (avg 7.4%, max 13.8%)

CALLS (5)

Strike	Near Exp	Far Exp	Near IV	Far IV	Back%	Vol	OI
$937.50	Sep 4	Sep 18	21.6%	19.0%	13.8%	2	62
$942.50	Sep 4	Sep 18	21.3%	19.1%	11.4%	34	62
$962.50	Sep 4	Sep 18	22.1%	20.6%	7.3%	163	152
$947.50	Sep 4	Sep 18	22.5%	20.9%	7.2%	63	73
$957.50	Sep 4	Sep 18	22.0%	20.8%	5.4%	28	185

PUTS (5)

Strike	Near Exp	Far Exp	Near IV	Far IV	Back%	Vol	OI
$937.50	Sep 4	Sep 18	21.6%	19.0%	13.8%	50	128
$942.50	Sep 4	Sep 18	21.3%	19.1%	11.4%	23	68
$962.50	Sep 4	Sep 18	22.1%	20.6%	7.3%	--	77
$947.50	Sep 4	Sep 18	22.5%	20.9%	7.2%	22	73
$957.50	Sep 4	Sep 18	22.0%	20.8%	5.4%	2	32

Bull call spreads & bear put spreads with the best risk/reward ratios. Pay a debit upfront, defined max loss. 294 found (best R:R 0.93, avg 10.70)

BULL CALL (5)

Buy	Sell	Expiry	Debit	Max Gain	Max Loss	POP	R:R	BE
$895.00	$900.00	Oct 9	$2.59	$2.41	$2.59	78%	0.93	$897.59
$930.00	$935.00	Sep 18	$2.22	$2.78	$2.22	64%	1.25	$932.22
$910.00	$915.00	Oct 2	$2.87	$2.13	$2.87	71%	0.74	$912.87
$1000.00	$1005.00	Oct 2	$0.41	$4.59	$0.41	22%	11.20	$1000.41
$1010.00	$1015.00	Oct 2	$0.25	$4.75	$0.25	18%	19.00	$1010.25

BEAR PUT (5)

Buy	Sell	Expiry	Debit	Max Gain	Max Loss	POP	R:R	BE
$950.00	$945.00	Oct 2	$1.78	$3.22	$1.78	52%	1.81	$948.22
$967.50	$965.00	Sep 4	$1.45	$1.05	$1.45	86%	0.72	$966.05
$975.00	$970.00	Oct 2	$2.62	$2.38	$2.62	66%	0.91	$972.38
$960.00	$957.50	Sep 18	$1.07	$1.43	$1.07	64%	1.34	$958.93
$950.00	$947.50	Sep 11	$0.89	$1.61	$0.89	58%	1.81	$949.11

Bear call spreads & bull put spreads collecting premium. Receive credit upfront, profit if stock stays in range. 238 found (best R:R 0.73, avg 0.30)

BEAR CALL (5)

Sell	Buy	Expiry	Credit	Max Gain	Max Loss	POP	R:R	BE
$1120.00	$1125.00	Sep 11	$0.69	$0.69	$4.31	97%	0.16	$1120.69
$1030.00	$1035.00	Sep 25	$0.96	$0.96	$4.04	89%	0.24	$1030.96
$945.00	$947.50	Sep 11	$1.67	$1.67	$0.83	51%	2.01	$946.67
$990.00	$995.00	Oct 2	$1.72	$1.72	$3.28	73%	0.52	$991.72
$1005.00	$1010.00	Oct 2	$1.37	$1.37	$3.63	79%	0.38	$1006.37

BULL PUT (5)

Sell	Buy	Expiry	Credit	Max Gain	Max Loss	POP	R:R	BE
$770.00	$760.00	Sep 4	$4.22	$4.22	$5.78	93%	0.73	$765.78
$795.00	$790.00	Sep 4	$3.69	$3.69	$1.31	92%	2.82	$791.31
$815.00	$810.00	Sep 4	$0.92	$0.92	$4.08	97%	0.23	$814.08
$925.00	$920.00	Oct 9	$2.52	$2.52	$2.48	62%	1.02	$922.48
$920.00	$915.00	Oct 2	$2.18	$2.18	$2.82	66%	0.77	$917.82

Same strike, different expirations. Sell near-term, buy far-term. Profits from time decay differential. 18 found (avg debit $4.27, cheapest $3.70)

CALLS (5)

Strike	Near Exp	Far Exp	Net Debit	Near IV	Far IV
$947.50	Sep 4	Sep 11	$3.70	22.5%	19.2%
$935.00	Sep 4	Sep 11	$4.44	21.9%	18.9%
$940.00	Sep 4	Sep 11	$4.20	21.6%	18.7%
$937.50	Sep 4	Sep 18	$9.08	21.6%	19.0%
$955.00	Sep 4	Sep 11	$3.50	21.8%	19.2%

PUTS (5)

Strike	Near Exp	Far Exp	Net Debit	Near IV	Far IV
$947.50	Sep 4	Sep 11	$3.90	22.5%	19.2%
$935.00	Sep 4	Sep 11	$3.58	21.9%	18.9%
$940.00	Sep 4	Sep 11	$3.75	21.6%	18.7%
$937.50	Sep 4	Sep 11	$3.83	21.6%	19.0%
$955.00	Sep 4	Sep 11	$3.25	21.8%	19.2%

Buy call + put at the same strike and expiry. Profits from large moves in either direction. 142 found (cheapest 1.83% of stock, avg 5.00%)

Strike	Expiry	Call$	Put$	Total	BE Low	BE High	Cost%
$942.50	Sep 4	$9.35	$7.93	$17.28	$925.22	$959.78	1.83%
$945.00	Sep 4	$8.05	$9.25	$17.30	$927.70	$962.30	1.83%
$937.50	Sep 4	$11.80	$5.85	$17.65	$919.85	$955.15	1.87%
$940.00	Sep 4	$10.83	$6.88	$17.71	$922.29	$957.71	1.88%
$947.50	Sep 4	$6.93	$10.98	$17.91	$929.59	$965.41	1.90%
$950.00	Sep 4	$5.95	$12.38	$18.33	$931.67	$968.33	1.94%
$935.00	Sep 4	$13.58	$5.05	$18.63	$916.37	$953.63	1.98%
$952.50	Sep 4	$5.03	$14.35	$19.38	$933.12	$971.88	2.06%
$955.00	Sep 4	$4.13	$15.58	$19.71	$935.29	$974.71	2.09%
$930.00	Sep 4	$16.90	$3.48	$20.38	$909.62	$950.38	2.16%

Buy OTM call + OTM put at different strikes. Cheaper than straddles, needs bigger move to profit. 150 found (cheapest 0.81% of stock, avg 2.99%)

Call K	Put K	Expiry	Call$	Put$	Total	BE Low	BE High
$955.00	$930.00	Sep 4	$4.13	$3.48	$7.61	$922.39	$962.61
$952.50	$930.00	Sep 4	$5.03	$3.48	$8.51	$921.49	$961.01
$955.00	$935.00	Sep 4	$4.13	$5.05	$9.18	$925.82	$964.18
$952.50	$935.00	Sep 4	$5.03	$5.05	$10.08	$924.92	$962.58
$950.00	$930.00	Sep 4	$5.95	$3.48	$9.43	$920.57	$959.43
$955.00	$937.50	Sep 4	$4.13	$5.85	$9.98	$927.52	$964.98
$952.50	$937.50	Sep 4	$5.03	$5.85	$10.88	$926.62	$963.38
$950.00	$935.00	Sep 4	$5.95	$5.05	$11.00	$924.00	$961.00
$950.00	$937.50	Sep 4	$5.95	$5.85	$11.80	$925.70	$961.80
$947.50	$930.00	Sep 4	$6.93	$3.48	$10.41	$919.59	$957.91

Sell OTM put spread + OTM call spread. Collect premium, profit if stock stays between breakevens. 310 found (best R:R 5.02, avg credit $1.82)

Put Spread	Call Spread	Expiry	Credit	Max Loss	POP	R:R	BE Low	BE High
790/795	965/968	Sep 4	$4.17	$0.83	75%	5.02	$790.83	$969.17
790/795	968/970	Sep 4	$3.87	$1.13	78%	3.42	$791.13	$971.37
790/795	962/965	Sep 4	$4.06	$0.94	72%	4.32	$790.94	$966.56
790/795	960/962	Sep 4	$4.22	$0.78	69%	5.41	$790.78	$964.22
790/795	958/960	Sep 4	$4.25	$0.75	66%	5.67	$790.75	$961.75
790/795	952/955	Sep 4	$4.59	$0.41	58%	11.20	$790.41	$957.09
790/795	955/958	Sep 4	$4.32	$0.68	62%	6.35	$790.68	$959.32
760/770	968/970	Sep 4	$4.40	$5.60	79%	0.79	$765.60	$971.90
760/770	965/968	Sep 4	$4.70	$5.30	76%	0.89	$765.30	$969.70
760/770	962/965	Sep 4	$4.59	$5.41	73%	0.85	$765.41	$967.09

Buy lower + upper strikes, sell 2x middle strike. Low cost, max profit at the middle strike at expiry. 228 found (best R:R 70.43, cheapest $0.05)

CALLS (5)

Low	Mid	High	Expiry	Debit	Max Gain	POP	R:R
$930.00	$935.00	$940.00	Sep 11	$0.22	$4.78	12%	21.73
$1060.00	$1080.00	$1100.00	Oct 2	$0.30	$19.70	4%	65.67
$920.00	$925.00	$930.00	Sep 18	$0.16	$4.84	9%	30.25
$970.00	$975.00	$980.00	Sep 11	$0.12	$4.88	7%	40.67
$947.50	$950.00	$952.50	Sep 4	$0.06	$2.44	9%	40.67

PUTS (5)

Low	Mid	High	Expiry	Debit	Max Gain	POP	R:R
$915.00	$920.00	$925.00	Sep 4	$0.07	$4.93	10%	70.43
$910.00	$915.00	$920.00	Sep 18	$0.07	$4.93	8%	70.43
$900.00	$905.00	$910.00	Sep 11	$0.06	$4.94	6%	82.33
$920.00	$925.00	$930.00	Sep 25	$0.07	$4.93	7%	70.43
$945.00	$950.00	$955.00	Sep 25	$0.06	$4.94	6%	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. 272 found (best net $-30.13, 254 credits)

CALLS (5)

Buy K	Sell K	Ratio	Expiry	Net	Max Gain
$845.00	$880.00	1:2	Sep 11	-$30.13	$4.87
$945.00	$970.00	1:2	Oct 9	-$8.36	$16.64
$1060.00	$1080.00	1:2	Oct 2	-$0.70	$19.30
$1080.00	$1100.00	1:2	Oct 2	-$0.50	$19.50
$1040.00	$1060.00	1:2	Sep 18	-$0.18	$19.82

PUTS (5)

Buy K	Sell K	Ratio	Expiry	Net	Max Gain
$870.00	$855.00	1:2	Oct 9	-$1.38	$13.62
$920.00	$915.00	1:2	Sep 4	-$0.45	$4.55
$905.00	$900.00	1:2	Sep 4	-$0.11	$4.89
$915.00	$910.00	1:2	Sep 4	-$0.30	$4.70
$810.00	$805.00	1:2	Sep 4	$0.00	$5.00

Sell OTM calls against 100 shares you own. Collect premium for income, capped upside at strike. Yield% = premium/stock price. 107 found (best yield 3.05%, avg 0.79%)

Strike	Expiry	Bid	Delta	OTM%	Yield%	If Called%	Vol	OI
$945.00	Oct 9	$28.80	0.51	0.2%	3.05%	3.27%	1	1
$970.00	Oct 9	$17.85	0.38	2.9%	1.89%	4.75%	37	6
$950.00	Oct 2	$24.15	0.48	0.7%	2.56%	3.30%	15	17
$945.00	Oct 2	$26.35	0.50	0.2%	2.79%	3.01%	23	8
$975.00	Oct 9	$16.15	0.35	3.4%	1.71%	5.10%	2	7
$955.00	Oct 2	$21.70	0.45	1.3%	2.30%	3.57%	16	5
$980.00	Oct 9	$14.50	0.33	3.9%	1.54%	5.46%	1	14
$965.00	Oct 2	$17.65	0.40	2.3%	1.87%	4.20%	1	5
$970.00	Oct 2	$15.80	0.37	2.9%	1.68%	4.54%	28	8
$985.00	Oct 9	$13.05	0.30	4.5%	1.38%	5.84%	1	12

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 15,515

Total Puts 12,853

Put/Call Ratio 0.83

Net Difference 2,662

Prior's Put/Call Breakdown

Total Calls 22,485

Total Puts 15,652

Put/Call Ratio 0.70

Net Difference 6,833

Prior 7-Day Put/Call Summary

Total Calls 137,386

Total Puts 120,335

Average Put/Call Ratio 0.88

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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