Tour v452
COST
COSTCO WHSL CORP NEW
$970.21 +1.96%
(7/27 18:04) ◀
|
Tuesday, July 28, 2026 (3:05pm)
January 2026
|
▶ (7/28 18:08)
◀ 7/28 15:05 ▶

Option Volume

Detail
ℹ
Current (07/28 3:05pm) 59,444
Calls: 25,657 (43%)
Puts: 33,787 (57%)
Prior (07/27) 46,522
Calls: 18,809 (40%)
Puts: 27,713 (60%)
Current vs Prior +27.78%
Calls: +36.41% (Calls)
Puts: +21.92% (Puts)
Prior 7-Day Total 290,735
Calls: 131,044 (45%)
Puts: 159,691 (55%)
Prior 7-Day Average 41,533
Calls: 18,720 (45%)
Puts: 22,813 (55%)
Current vs Prior 7-Day Avg +43.12%
Calls: +37.05%
Puts: +48.10%
Sentiment BEARISH

Dollar Volume

Detail
ℹ
Current (07/28 3:05pm) $40.02M
Calls: $28.21M (70%)
Puts: $11.81M (30%)
Prior (07/27) $30.28M
Calls: $18.44M (61%)
Puts: $11.84M (39%)
Current vs Prior +32.16%
Calls: +52.95%
Puts: -0.23%
Prior 7-Day Total $227.13M
Calls: $161.04M (71%)
Puts: $66.09M (29%)
Prior 7-Day Average $32.45M
Calls: $23.01M (71%)
Puts: $9.44M (29%)
Current vs Prior 7-Day Avg +23.35%
Calls: +22.62%
Puts: +25.12%
Sentiment BULLISH

Put/Call Ratio

Detail
ℹ
Current (07/28 3:05pm) 1.32
Prior (07/27) 1.47
Current vs Prior -10.62%
Prior 7-Day Average 1.26
Current vs Prior 7-Day Avg +4.87%
Sentiment BEARISH

Open Interest

Detail
ℹ
Current (07/28 3:05pm) 314,649
Calls: 147,755 (47%)
Puts: 166,894 (53%)
Prior (07/27) 301,641
Calls: 145,021 (48%)
Puts: 156,620 (52%)
Current vs Prior +4.31%
Prior 7-Day Total 2,224,449
Calls: 1,083,546 (49%)
Puts: 1,140,903 (51%)
Prior 7-Day Average 317,778
Calls: 154,792 (49%)
Puts: 162,986 (51%)
Current vs Prior 7-Day Avg -0.98%
Sentiment BULLISH

Expected Move

Detail
ℹ
Expiry (07/31) | Next (08/07)Expiry (08/21) | Next (09/18)
Current 2.11% | 3.34%4.96% | 7.12%
Prior 1.21% | 2.65%5.04% | 7.19%
Current vs Prior +74.08% | +25.78%-1.58% | -0.95%
Prior 7-Day Avg 1.55% | 2.96%3.58% | 6.77%
Current vs 7-Day Avg +36.17% | +12.59%+38.80% | +5.19%
Prior 7-Day Eod 1.21% | 2.65%4.68% | 6.98%
Current vs 7-Day Eod +74.08% | +25.78%+5.93% | +2.05%
Sentiment BEARISHBULLISH

Relative Spread

Detail
ℹ
Expiry | Next
Current 21.29% | 12.80%
Calls: 19.06% | 12.36%
Puts: 23.51% | 13.25%
Prior 23.48% | 8.96%
Calls: 17.98% | 8.44%
Puts: 28.97% | 9.49%
Current vs Prior -9.33% | +42.86%
Prior 7-Day Avg 24.95% | 13.31%
Calls: 25.16% | 14.09%
Puts: 24.73% | 12.53%
Current vs 7-Day Avg -14.66% | -3.83%
Liquidity Expensive
+
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🤖 AI Insights

Moderately bullish flow with 70% call dollar volume ($28.21M). Bearish P/C ratio of 1.32 indicates protective positioning.

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 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

Options with the tightest bid-ask spreads (<10%). Lower spreads = better fills and less slippage. Showing top 77 of results (avg 7.2%, best 3.7%)

CALLS (5)
StrikeExpiryBidAskMarkSpreadVolDeltaOI
$800.00Aug 21170.40176.85$173.633.7%--0.99132
$780.00Aug 21189.60197.00$193.303.8%--0.9920
$820.00Jul 31148.65154.55$151.603.9%30.963
$800.00Aug 7168.95175.70$172.333.9%11.001
$795.00Aug 21175.10182.35$178.734.1%--0.9919
PUTS (5)
StrikeExpiryBidAskMarkSpreadVolDeltaOI
$1100.00Aug 21126.00133.50$129.755.8%41.00--
$990.00Aug 2131.5033.40$32.455.9%420.61133
$975.00Aug 2122.8024.30$23.556.4%500.52170
$1040.00Aug 2168.8073.35$71.076.4%--0.87143
$1000.00Aug 733.4535.70$34.586.5%30.778

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. 180 found (avg delta 0.78, highest 1.00)

CALLS (5)
StrikeExpiryBidAskMarkSpreadVolDeltaOI
$800.00Aug 7168.95175.70$172.333.9%11.001
$805.00Aug 7163.40170.70$167.054.4%--1.0060
$875.00Jul 3192.6599.60$96.137.2%--0.9922
$840.00Aug 7129.10135.80$132.455.1%--0.9916
$780.00Aug 21189.60197.00$193.303.8%--0.9920
PUTS (5)
StrikeExpiryBidAskMarkSpreadVolDeltaOI
$1100.00Aug 21126.00133.50$129.755.8%41.00--
$1085.00Aug 21110.55118.55$114.557.0%40.95--
$1005.00Jul 3131.2037.65$34.4218.7%20.925
$1060.00Aug 2186.1092.20$89.156.8%--0.9221
$1050.00Aug 2176.6582.80$79.727.7%10.9022

Most actively traded options today. High liquidity = easy entry/exit. 537 active (total vol 39.9K, top 2.8K)

CALLS (5)
StrikeExpiryBidAskMarkSpreadVolDeltaOI
$1010.00Jul 310.590.80$0.7030.0%2.8K0.07299
$1000.00Jul 311.161.62$1.3933.1%1.1K0.12520
$1000.00Aug 75.055.65$5.3511.2%6510.24669
$1140.00Aug 210.220.45$0.3467.6%5520.01868
$1145.00Jul 310.010.14$0.08162.5%5160.00373
PUTS (5)
StrikeExpiryBidAskMarkSpreadVolDeltaOI
$955.00Jul 312.983.65$3.3220.2%1.2K0.2481
$810.00Aug 280.130.92$0.53149.1%8150.024
$810.00Sep 40.231.82$1.03154.4%8150.03--
$925.00Aug 71.422.57$2.0057.5%7220.11266
$780.00Sep 40.140.69$0.42131.0%5840.01333

Term structure inversion — near-term IV higher than far-term IV at the same strike. Signals expected near-term catalyst or volatility event. 129 strikes (avg 65.4%, max 370.6%)

CALLS (5)
StrikeNear ExpFar ExpNear IVFar IVBack%VolOI
$1160.00Jul 31Sep 4118.4%26.7%343.3%116770
$820.00Jul 31Aug 21107.0%30.9%246.1%616
$1145.00Jul 31Sep 467.5%26.0%159.4%516398
$1135.00Jul 31Sep 464.8%25.9%150.5%281551
$1150.00Jul 31Sep 462.2%26.7%132.7%2555
PUTS (5)
StrikeNear ExpFar ExpNear IVFar IVBack%VolOI
$780.00Jul 31Sep 4145.5%30.9%370.6%627680
$795.00Jul 31Sep 4135.2%29.2%363.6%273135
$790.00Jul 31Sep 4138.6%31.0%347.5%176208
$800.00Jul 31Sep 4119.8%29.4%307.2%478859
$805.00Jul 31Sep 4116.7%29.2%300.2%253260

Bull call spreads & bear put spreads with the best risk/reward ratios. Pay a debit upfront, defined max loss. 327 found (best R:R 110.11, avg 9.15)

BULL CALL (5)
BuySellExpiryDebitMax GainMax LossR:RBE
$1120.00$1140.00Aug 21$0.18$19.82$0.18110.11$1120.18
$1050.00$1060.00Aug 14$0.13$9.87$0.1375.92$1050.13
$1100.00$1120.00Aug 21$0.34$19.66$0.3457.82$1100.34
$1140.00$1160.00Aug 28$0.42$19.58$0.4246.62$1140.42
$1040.00$1045.00Jul 31$0.11$4.89$0.1144.45$1040.11
BEAR PUT (5)
BuySellExpiryDebitMax GainMax LossR:RBE
$855.00$810.00Sep 4$0.56$44.44$0.5679.36$854.44
$860.00$855.00Aug 28$0.10$4.90$0.1049.00$859.90
$860.00$855.00Aug 7$0.12$4.88$0.1240.67$859.88
$815.00$810.00Aug 14$0.12$4.88$0.1240.67$814.88
$835.00$830.00Aug 14$0.12$4.88$0.1240.67$834.88

Bear call spreads & bull put spreads collecting premium. Receive credit upfront, profit if stock stays in range. 412 found (best R:R 86.50, avg 2.58)

BEAR CALL (5)
SellBuyExpiryCreditMax GainMax LossR:RBE
$805.00$840.00Aug 7$34.60$34.60$0.4086.50$839.60
$850.00$895.00Aug 7$44.43$44.43$0.5777.95$894.43
$875.00$900.00Jul 31$24.53$24.53$0.4752.19$899.53
$860.00$870.00Aug 21$9.80$9.80$0.2049.00$869.80
$780.00$795.00Aug 21$14.57$14.57$0.4333.88$794.57
BULL PUT (5)
SellBuyExpiryCreditMax GainMax LossR:RBE
$1060.00$1050.00Aug 21$9.43$9.43$0.5716.54$1050.57
$1015.00$1010.00Aug 14$4.67$4.67$0.3314.15$1010.33
$1040.00$1020.00Aug 21$17.67$17.67$2.337.58$1022.33
$1050.00$1040.00Aug 21$8.65$8.65$1.356.41$1041.35
$1005.00$1000.00Aug 21$4.26$4.26$0.745.76$1000.74

Same strike, different expirations. Sell near-term, buy far-term. Profits from time decay differential. 118 found (avg debit $2.64, cheapest $0.05)

CALLS (5)
StrikeNear ExpFar ExpNet DebitNear IVFar IV
$1145.00Jul 31Aug 7$0.1367.5%41.7%
$1135.00Jul 31Aug 7$0.1664.8%40.5%
$1150.00Jul 31Aug 7$0.1762.2%42.4%
$1140.00Jul 31Aug 7$0.1959.4%41.0%
$1120.00Jul 31Aug 7$0.2153.2%37.5%
PUTS (5)
StrikeNear ExpFar ExpNet DebitNear IVFar IV
$845.00Jul 31Aug 7$0.0559.7%34.9%
$840.00Jul 31Aug 7$0.0661.1%36.1%
$815.00Jul 31Aug 7$0.0763.9%40.4%
$835.00Jul 31Aug 7$0.0757.8%35.9%
$870.00Jul 31Aug 7$0.1149.3%29.7%

Buy call + put at the same strike and expiry. Profits from large moves in either direction. 172 found (cheapest 1.77% of stock, avg 6.48%)

StrikeExpiryCall$Put$TotalBE LowBE HighCost%
$970.00Jul 31$9.18$7.98$17.16$952.84$987.161.77%
$965.00Jul 31$11.85$6.05$17.90$947.10$982.901.84%
$975.00Jul 31$6.78$11.27$18.05$956.95$993.051.86%
$980.00Jul 31$5.13$13.68$18.81$961.19$998.811.94%
$960.00Jul 31$16.20$4.30$20.50$939.50$980.502.11%
$985.00Jul 31$3.75$17.27$21.02$963.98$1006.022.17%
$955.00Jul 31$19.70$3.32$23.02$931.98$978.022.37%
$990.00Jul 31$2.72$21.13$23.85$966.15$1013.852.46%
$950.00Jul 31$24.40$2.23$26.63$923.37$976.632.74%
$995.00Jul 31$2.13$25.13$27.26$967.74$1022.262.81%

Buy OTM call + OTM put at different strikes. Cheaper than straddles, needs bigger move to profit. 150 found (cheapest 0.45% of stock, avg 2.96%)

Call KPut KExpiryCall$Put$TotalBE LowBE High
$995.00$950.00Jul 31$2.13$2.23$4.36$945.64$999.36
$990.00$950.00Jul 31$2.72$2.23$4.95$945.05$994.95
$995.00$955.00Jul 31$2.13$3.32$5.45$949.55$1000.45
$985.00$950.00Jul 31$3.75$2.23$5.98$944.02$990.98
$990.00$955.00Jul 31$2.72$3.32$6.04$948.96$996.04
$995.00$960.00Jul 31$2.13$4.30$6.43$953.57$1001.43
$990.00$960.00Jul 31$2.72$4.30$7.02$952.98$997.02
$985.00$955.00Jul 31$3.75$3.32$7.07$947.93$992.07
$980.00$950.00Jul 31$5.13$2.23$7.36$942.64$987.36
$985.00$960.00Jul 31$3.75$4.30$8.05$951.95$993.05

Sell OTM put spread + OTM call spread. Collect premium, profit if stock stays between breakevens. 263 found (best R:R 44.45, avg credit $5.39)

Put SpreadCall SpreadExpiryCreditMax LossR:RBE LowBE High
870/875910/915Aug 7$4.89$0.1144.45$870.11$914.89
860/865910/915Aug 7$4.88$0.1240.67$860.12$914.88
830/835910/915Aug 28$4.88$0.1240.67$830.12$914.88
860/865880/885Aug 28$4.87$0.1337.46$860.13$884.87
870/875880/885Aug 28$4.87$0.1337.46$870.13$884.87
820/825880/885Aug 28$4.86$0.1434.71$820.14$884.86
810/815880/885Aug 28$4.85$0.1532.33$810.15$884.85
870/875925/930Aug 14$4.84$0.1630.25$870.16$929.84
825/830925/930Aug 28$4.84$0.1630.25$825.16$929.84
825/830850/880Aug 28$29.01$0.9929.30$800.99$879.01

Buy lower + upper strikes, sell 2x middle strike. Low cost, max profit at the middle strike at expiry. 265 found (best R:R 221.22, cheapest $0.05)

CALLS (5)
LowMidHighExpiryDebitMax GainR:R
$1120.00$1140.00$1160.00Aug 21$0.09$19.91221.22
$1100.00$1120.00$1140.00Aug 21$0.16$19.84124.00
$1125.00$1130.00$1135.00Jul 31$0.05$4.9599.00
$890.00$895.00$900.00Aug 21$0.05$4.9599.00
$1025.00$1030.00$1035.00Jul 31$0.06$4.9482.33
PUTS (5)
LowMidHighExpiryDebitMax GainR:R
$860.00$865.00$870.00Jul 31$0.05$4.9599.00
$800.00$805.00$810.00Aug 21$0.05$4.9599.00
$910.00$915.00$920.00Aug 28$0.06$4.9482.33
$890.00$895.00$900.00Jul 31$0.07$4.9370.43
$955.00$960.00$965.00Aug 14$0.07$4.9370.43

Buy 1 option, sell 2 at a different strike (1:2 ratio). Can be entered for a credit. Unlimited risk on naked leg. 322 found (best net $-0.47, 300 credits)

CALLS (5)
Buy KSell KRatioExpiryNetMax Gain
$1070.00$1100.001:2Sep 4-$0.59$29.41
$1140.00$1160.001:2Aug 28-$0.11$19.89
$1120.00$1140.001:2Aug 21-$0.16$19.84
$1140.00$1160.001:2Aug 21-$0.16$19.84
$1100.00$1120.001:2Aug 21-$0.18$19.82
PUTS (5)
Buy KSell KRatioExpiryNetMax Gain
$855.00$810.001:2Sep 4-$0.47$44.53
$970.00$950.001:2Sep 4-$8.37$11.63
$865.00$855.001:2Sep 4-$1.11$8.89
$950.00$935.001:2Sep 4-$7.85$7.15
$870.00$865.001:2Jul 31$0.00$5.00

Sell OTM calls against 100 shares you own. Collect premium for income, capped upside at strike. Yield% = premium/stock price. 106 found (best yield 2.77%, avg 0.75%)

StrikeExpiryBidDeltaOTM%Yield%If Called%VolOI
$975.00Sep 4$26.850.500.5%2.77%3.26%34
$980.00Sep 4$23.650.471.0%2.44%3.45%48
$975.00Aug 28$23.250.490.5%2.40%2.89%1818
$985.00Sep 4$22.050.451.5%2.27%3.80%51
$980.00Aug 28$21.150.461.0%2.18%3.19%1811
$975.00Aug 21$20.250.490.5%2.09%2.58%39231
$990.00Sep 4$20.050.422.0%2.07%4.11%52
$985.00Aug 28$18.750.431.5%1.93%3.46%186
$980.00Aug 21$18.350.451.0%1.89%2.90%212971
$995.00Sep 4$18.150.402.6%1.87%4.43%32

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 25,657
Total Puts 33,787
Put/Call Ratio 1.32
Net Difference -8,130

Prior's Put/Call Breakdown

Total Calls 18,809
Total Puts 27,713
Put/Call Ratio 1.47
Net Difference -8,904

Prior 7-Day Put/Call Summary

Total Calls 131,044
Total Puts 159,691
Average Put/Call Ratio 1.26
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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Price — Past 7 Days

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