Tour v477
COST
COSTCO WHSL CORP NEW
$953.80 -0.04%
(7/30 18:07) ◀
|
Friday, July 31, 2026 (3:05pm)
January 2026
|
▶ (7/31 18:04)
◀ 7/31 15:05 ▶

Option Volume

Detail
ℹ
Current (07/31 3:05pm) 52,654
Calls: 19,486 (37%)
Puts: 33,168 (63%)
Prior (07/29) 56,040
Calls: 14,921 (27%)
Puts: 41,119 (73%)
Current vs Prior -6.04%
Calls: +30.59% (Calls)
Puts: -19.34% (Puts)
Prior 7-Day Total 305,055
Calls: 133,334 (44%)
Puts: 171,721 (56%)
Prior 7-Day Average 43,579
Calls: 19,047 (44%)
Puts: 24,531 (56%)
Current vs Prior 7-Day Avg +20.82%
Calls: +2.30%
Puts: +35.21%
Sentiment BEARISH

Dollar Volume

Detail
ℹ
Current (07/31 3:05pm) $21.41M
Calls: $15.26M (71%)
Puts: $6.15M (29%)
Prior (07/29) $28.44M
Calls: $22.06M (78%)
Puts: $6.38M (22%)
Current vs Prior -24.73%
Calls: -30.83%
Puts: -3.63%
Prior 7-Day Total $229.77M
Calls: $165.19M (72%)
Puts: $64.58M (28%)
Prior 7-Day Average $32.82M
Calls: $23.60M (72%)
Puts: $9.23M (28%)
Current vs Prior 7-Day Avg -34.79%
Calls: -35.35%
Puts: -33.35%
Sentiment BULLISH

Put/Call Ratio

Detail
ℹ
Current (07/31 3:05pm) 1.70
Prior (07/29) 2.76
Current vs Prior -38.23%
Prior 7-Day Average 1.32
Current vs Prior 7-Day Avg +28.78%
Sentiment BEARISH

Open Interest

Detail
ℹ
Current (07/31 3:05pm) 367,357
Calls: 162,892 (44%)
Puts: 204,465 (56%)
Prior (07/29) 328,906
Calls: 151,700 (46%)
Puts: 177,206 (54%)
Current vs Prior +11.69%
Prior 7-Day Total 2,194,031
Calls: 1,054,033 (48%)
Puts: 1,139,998 (52%)
Prior 7-Day Average 313,433
Calls: 150,576 (48%)
Puts: 162,856 (52%)
Current vs Prior 7-Day Avg +17.20%
Sentiment BULLISH

Expected Move

Detail
ℹ
Expiry (07/31) | Next (08/07)Expiry (08/21) | Next (09/18)
Current 0.63% | 2.76%4.66% | 7.05%
Prior 2.11% | 3.34%4.96% | 7.12%
Current vs Prior -69.96% | -17.29%-6.20% | -1.03%
Prior 7-Day Avg 1.72% | 3.07%4.51% | 7.11%
Current vs 7-Day Avg -63.19% | -10.13%+3.24% | -0.80%
Prior 7-Day Eod 2.11% | 3.34%4.53% | 6.83%
Current vs 7-Day Eod -69.96% | -17.29%+2.87% | +3.25%
Sentiment BULLISHBULLISH

Relative Spread

Detail
ℹ
Expiry | Next
Current 54.26% | 9.29%
Calls: 40.96% | 9.45%
Puts: 67.56% | 9.14%
Prior 21.29% | 12.80%
Calls: 19.06% | 12.36%
Puts: 23.51% | 13.25%
Current vs Prior +154.86% | -27.42%
Prior 7-Day Avg 22.08% | 13.69%
Calls: 20.81% | 13.90%
Puts: 23.35% | 13.48%
Current vs 7-Day Avg +145.76% | -32.14%
Liquidity Expensive
+
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🤖 AI Insights

Moderately bullish flow with 71% call dollar volume ($15.26M). Extreme bearish P/C ratio of 1.70 - heavy put buying. P/C ratio dropping 38% - sentiment shifting bullish.

Smart Money BULLISH
Retail Flow BEARISH
Overall BEARISH
Dollar Volume
Option Volume
Put/Call Ratio
Open Interest
Expected Move
Current BULLISH
Prior BULLISH
7-Day Avg BULLISH
Current BEARISH
Prior BEARISH
7-Day Avg NEUTRAL
Current BEARISH
Prior BEARISH
7-Day Avg NEUTRAL
Current BEARISH
Prior NEUTRAL
7-Day Avg NEUTRAL
Current NEUTRAL
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

Options with the tightest bid-ask spreads (<10%). Lower spreads = better fills and less slippage. Showing top 124 of results (avg 7.8%, best 4.2%)

CALLS (5)
StrikeExpiryBidAskMarkSpreadVolDeltaOI
$765.00Aug 21187.00195.05$191.034.2%--1.0010
$945.00Aug 2830.5531.95$31.254.5%1090.5774
$805.00Aug 7145.50152.35$148.934.6%--1.0060
$780.00Aug 21172.00180.15$176.084.6%--1.0020
$962.50Aug 2117.7518.65$18.204.9%--0.4524
PUTS (5)
StrikeExpiryBidAskMarkSpreadVolDeltaOI
$1020.00Aug 2166.7070.60$68.655.7%30.87116
$1040.00Aug 2185.4090.55$87.985.9%--0.91142
$970.00Aug 2128.8530.60$29.735.9%10.60150
$1060.00Aug 21103.80110.55$107.186.3%--0.9521
$955.00Sep 1126.9028.70$27.806.5%10.501

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. 190 found (avg delta 0.78, highest 1.00)

CALLS (5)
StrikeExpiryBidAskMarkSpreadVolDeltaOI
$765.00Aug 21187.00195.05$191.034.2%--1.0010
$780.00Aug 21172.00180.15$176.084.6%--1.0020
$795.00Aug 21157.10165.25$161.185.1%--1.0019
$800.00Aug 21152.00160.70$156.355.6%--1.00132
$805.00Aug 21147.15155.35$151.255.4%--1.0066
PUTS (5)
StrikeExpiryBidAskMarkSpreadVolDeltaOI
$965.00Jul 318.9513.60$11.2741.3%121.00158
$970.00Jul 3113.3018.70$16.0033.7%411.00128
$975.00Jul 3118.8524.80$21.8327.3%41.00103
$980.00Jul 3124.6529.55$27.1018.1%41.006
$1000.00Jul 3144.2050.25$47.2312.8%11.00--

Most actively traded options today. High liquidity = easy entry/exit. 520 active (total vol 37.5K, top 1.7K)

CALLS (5)
StrikeExpiryBidAskMarkSpreadVolDeltaOI
$1140.00Sep 110.541.39$0.9787.6%1.5K0.03--
$1140.00Sep 40.411.26$0.84101.2%1.5K0.03125
$960.00Jul 310.070.15$0.1172.7%8400.06298
$950.00Jul 313.305.00$4.1541.0%7130.89459
$955.00Jul 310.451.10$0.7883.3%6150.36529
PUTS (5)
StrikeExpiryBidAskMarkSpreadVolDeltaOI
$780.00Sep 40.180.64$0.41112.2%1.7K0.01620
$780.00Sep 110.260.78$0.52100.0%1.3K0.02--
$950.00Jul 310.120.21$0.1656.2%7840.11369
$795.00Sep 40.061.24$0.65181.5%7280.0284
$795.00Sep 110.221.32$0.77142.9%7280.02--

Term structure inversion — near-term IV higher than far-term IV at the same strike. Signals expected near-term catalyst or volatility event. 130 strikes (avg 832.1%, max 3417.7%)

CALLS (5)
StrikeNear ExpFar ExpNear IVFar IVBack%VolOI
$1135.00Jul 31Sep 11931.2%26.5%3417.7%24274
$1080.00Jul 31Sep 11718.7%24.7%2812.2%12448
$1065.00Jul 31Sep 11656.4%23.9%2643.7%9283
$1050.00Jul 31Sep 11591.9%23.1%2458.1%21.0K
$1055.00Jul 31Sep 4613.7%24.6%2393.9%8318
PUTS (5)
StrikeNear ExpFar ExpNear IVFar IVBack%VolOI
$860.00Jul 31Sep 4642.4%23.1%2675.4%20284
$780.00Jul 31Sep 11567.1%28.0%1922.1%1.3K669
$785.00Jul 31Sep 11574.7%28.8%1894.6%338581
$790.00Jul 31Sep 11557.4%28.2%1878.1%174372
$770.00Jul 31Sep 11552.7%29.2%1791.0%218482

Bull call spreads & bear put spreads with the best risk/reward ratios. Pay a debit upfront, defined max loss. 372 found (best R:R 82.33, avg 8.87)

BULL CALL (5)
BuySellExpiryDebitMax GainMax LossR:RBE
$1050.00$1060.00Aug 14$0.12$9.88$0.1282.33$1050.12
$1100.00$1120.00Aug 21$0.24$19.76$0.2482.33$1100.24
$1060.00$1065.00Aug 28$0.10$4.90$0.1049.00$1060.10
$1075.00$1100.00Aug 28$0.54$24.46$0.5445.30$1075.54
$1060.00$1065.00Aug 21$0.11$4.89$0.1144.45$1060.11
BEAR PUT (5)
BuySellExpiryDebitMax GainMax LossR:RBE
$835.00$825.00Sep 4$0.18$9.82$0.1854.56$834.82
$950.00$945.00Jul 31$0.11$4.89$0.1144.45$949.89
$820.00$815.00Aug 7$0.12$4.88$0.1240.67$819.88
$840.00$835.00Aug 7$0.12$4.88$0.1240.67$839.88
$885.00$880.00Aug 7$0.12$4.88$0.1240.67$884.88

Bear call spreads & bull put spreads collecting premium. Receive credit upfront, profit if stock stays in range. 469 found (best R:R 374.00, avg 3.79)

BEAR CALL (5)
SellBuyExpiryCreditMax GainMax LossR:RBE
$850.00$895.00Aug 7$44.88$44.88$0.12374.00$894.88
$875.00$900.00Jul 31$24.80$24.80$0.20124.00$899.80
$805.00$820.00Aug 21$14.82$14.82$0.1882.33$819.82
$820.00$830.00Aug 21$9.85$9.85$0.1565.67$829.85
$860.00$865.00Aug 14$4.90$4.90$0.1049.00$864.90
BULL PUT (5)
SellBuyExpiryCreditMax GainMax LossR:RBE
$965.00$960.00Jul 31$4.89$4.89$0.1144.45$960.11
$995.00$990.00Aug 21$4.85$4.85$0.1532.33$990.15
$1040.00$1020.00Aug 21$19.33$19.33$0.6728.85$1020.67
$1060.00$1040.00Aug 21$19.20$19.20$0.8024.00$1040.80
$912.50$910.00Jul 31$2.39$2.39$0.1121.73$910.11

Same strike, different expirations. Sell near-term, buy far-term. Profits from time decay differential. 115 found (avg debit $3.41, cheapest $0.05)

CALLS (5)
StrikeNear ExpFar ExpNet DebitNear IVFar IV
$1060.00Jul 31Aug 7$0.07402.3%34.6%
$1100.00Jul 31Aug 7$0.16373.9%42.8%
$1125.00Jul 31Aug 7$0.28556.6%53.8%
$1120.00Jul 31Aug 7$0.32543.3%53.4%
$1025.00Jul 31Aug 7$0.36305.8%29.2%
PUTS (5)
StrikeNear ExpFar ExpNet DebitNear IVFar IV
$815.00Jul 31Aug 7$0.05472.2%43.4%
$805.00Jul 31Aug 7$0.06506.1%47.1%
$795.00Jul 31Aug 7$0.08475.2%50.6%
$780.00Jul 31Aug 7$0.10567.1%56.8%
$810.00Jul 31Aug 7$0.10467.9%47.2%

Buy call + put at the same strike and expiry. Profits from large moves in either direction. 178 found (cheapest 0.28% of stock, avg 5.72%)

StrikeExpiryCall$Put$TotalBE LowBE HighCost%
$955.00Jul 31$0.78$1.89$2.67$952.33$957.670.28%
$950.00Jul 31$4.15$0.16$4.31$945.69$954.310.45%
$960.00Jul 31$0.11$6.38$6.49$953.51$966.490.68%
$945.00Jul 31$8.93$0.05$8.98$936.02$953.980.94%
$965.00Jul 31$0.04$11.27$11.31$953.69$976.311.19%
$940.00Jul 31$14.20$0.01$14.21$925.79$954.211.49%
$937.50Jul 31$15.63$0.07$15.70$921.80$953.201.65%
$970.00Jul 31$0.03$16.00$16.03$953.97$986.031.68%
$935.00Jul 31$18.63$0.06$18.69$916.31$953.691.96%
$932.50Jul 31$20.80$0.11$20.91$911.59$953.412.19%

Buy OTM call + OTM put at different strikes. Cheaper than straddles, needs bigger move to profit. 165 found (cheapest 0.10% of stock, avg 3.31%)

Call KPut KExpiryCall$Put$TotalBE LowBE High
$955.00$950.00Jul 31$0.78$0.16$0.94$949.06$955.94
$1035.00$950.00Jul 31$2.40$0.16$2.56$947.44$1037.56
$1045.00$950.00Jul 31$2.40$0.16$2.56$947.44$1047.56
$1050.00$950.00Jul 31$2.40$0.16$2.56$947.44$1052.56
$1055.00$950.00Jul 31$2.40$0.16$2.56$947.44$1057.56
$955.00$912.50Jul 31$0.78$2.40$3.18$909.32$958.18
$955.00$860.00Jul 31$0.78$2.40$3.18$856.82$958.18
$1035.00$912.50Jul 31$2.40$2.40$4.80$907.70$1039.80
$1035.00$860.00Jul 31$2.40$2.40$4.80$855.20$1039.80
$1045.00$912.50Jul 31$2.40$2.40$4.80$907.70$1049.80

Sell OTM put spread + OTM call spread. Collect premium, profit if stock stays between breakevens. 362 found (best R:R 156.89, avg credit $6.33)

Put SpreadCall SpreadExpiryCreditMax LossR:RBE LowBE High
850/855865/895Aug 14$29.81$0.19156.89$825.19$894.81
865/870875/880Aug 28$4.90$0.1049.00$865.10$879.90
865/870880/885Sep 4$4.90$0.1049.00$865.10$884.90
780/785900/910Aug 7$9.78$0.2244.45$775.22$909.78
880/885915/920Aug 28$4.89$0.1144.45$880.11$919.89
870/875880/885Sep 4$4.89$0.1144.45$870.11$884.89
845/850880/885Aug 28$4.88$0.1240.67$845.12$884.88
825/830850/860Aug 21$9.75$0.2539.00$820.25$859.75
820/825920/925Aug 14$4.87$0.1337.46$820.13$924.87
880/885890/900Aug 28$9.74$0.2637.46$875.26$899.74

Buy lower + upper strikes, sell 2x middle strike. Low cost, max profit at the middle strike at expiry. 277 found (best R:R 299.00, cheapest $0.05)

CALLS (5)
LowMidHighExpiryDebitMax GainR:R
$765.00$780.00$795.00Aug 21$0.05$14.95299.00
$1100.00$1120.00$1140.00Aug 21$0.17$19.83116.65
$1005.00$1010.00$1015.00Aug 14$0.05$4.9599.00
$890.00$895.00$900.00Aug 21$0.05$4.9599.00
$960.00$965.00$970.00Jul 31$0.06$4.9482.33
PUTS (5)
LowMidHighExpiryDebitMax GainR:R
$865.00$870.00$875.00Aug 14$0.05$4.9599.00
$805.00$810.00$815.00Aug 21$0.05$4.9599.00
$790.00$795.00$800.00Aug 28$0.05$4.9599.00
$910.00$915.00$920.00Sep 4$0.05$4.9599.00
$810.00$815.00$820.00Sep 11$0.05$4.9599.00

Buy 1 option, sell 2 at a different strike (1:2 ratio). Can be entered for a credit. Unlimited risk on naked leg. 359 found (best net $--, 310 credits)

CALLS (5)
Buy KSell KRatioExpiryNetMax Gain
$1080.00$1130.001:2Sep 11$0.00$50.00
$850.00$895.001:2Aug 7-$14.22$30.78
$1075.00$1100.001:2Aug 28-$0.42$24.58
$1100.00$1120.001:2Aug 21-$0.16$19.84
$1120.00$1140.001:2Aug 21-$0.26$19.74
PUTS (5)
Buy KSell KRatioExpiryNetMax Gain
$850.00$835.001:2Sep 4-$0.57$14.43
$1000.00$980.001:2Jul 31-$6.97$13.03
$1005.00$980.001:2Aug 14-$14.12$10.88
$780.00$770.001:2Jul 31$0.00$10.00
$780.00$770.001:2Aug 14-$0.07$9.93

Sell OTM calls against 100 shares you own. Collect premium for income, capped upside at strike. Yield% = premium/stock price. 131 found (best yield 2.90%, avg 0.86%)

StrikeExpiryBidDeltaOTM%Yield%If Called%VolOI
$955.00Sep 11$27.700.500.1%2.90%3.03%625
$955.00Sep 4$25.950.500.1%2.72%2.85%13161
$960.00Sep 11$25.700.480.7%2.69%3.34%51
$955.00Aug 28$25.050.510.1%2.63%2.75%369
$960.00Sep 4$24.550.470.7%2.57%3.22%57161
$960.00Aug 28$22.850.480.7%2.40%3.05%117
$965.00Sep 4$22.350.451.2%2.34%3.52%1217
$970.00Sep 11$22.350.431.7%2.34%4.04%21
$955.00Aug 21$21.150.500.1%2.22%2.34%50193
$965.00Aug 28$20.650.451.2%2.17%3.34%327

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 19,486
Total Puts 33,168
Put/Call Ratio 1.70
Net Difference -13,682

Prior's Put/Call Breakdown

Total Calls 14,921
Total Puts 41,119
Put/Call Ratio 2.76
Net Difference -26,198

Prior 7-Day Put/Call Summary

Total Calls 133,334
Total Puts 171,721
Average Put/Call Ratio 1.32
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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Chart Title

Price — Past 7 Days

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