Tour v490
MRK
MERCK & CO. INC.
$129.00 +0.96%
(8/4 12:00) ◀
|
Tuesday, August 4, 2026 (1:00pm)
January 2026
|
▶ (8/4 14:00)
◀ 8/4 13:00 ▶

Option Volume

Detail
ℹ
Current (08/04 1:00pm) 28,909
Calls: 23,241 (80%)
Puts: 5,668 (20%)
Prior --
Calls: 19,114 (51%)
Puts: 18,028 (49%)
Current vs Prior +0.00%
Calls: +21.59% (Calls)
Puts: -68.56% (Puts)
Prior 7-Day Total 146,961
Calls: 93,961 (64%)
Puts: 53,000 (36%)
Prior 7-Day Average 20,994
Calls: 13,423 (64%)
Puts: 7,571 (36%)
Current vs Prior 7-Day Avg +37.70%
Calls: +73.14%
Puts: -25.14%
Sentiment BULLISH

Dollar Volume

Detail
ℹ
Current (08/04 1:00pm) $5.54M
Calls: $4.04M (73%)
Puts: $1.50M (27%)
Prior --
Calls: $4.76M (59%)
Puts: $3.33M (41%)
Current vs Prior +0.00%
Calls: -15.17%
Puts: -54.79%
Prior 7-Day Total $33.96M
Calls: $20.40M (60%)
Puts: $13.56M (40%)
Prior 7-Day Average $4.85M
Calls: $2.91M (60%)
Puts: $1.94M (40%)
Current vs Prior 7-Day Avg +14.20%
Calls: +38.52%
Puts: -22.37%
Sentiment BULLISH

Put/Call Ratio

Detail
ℹ
Current (08/04 1:00pm) 0.24
Prior 1.00
Current vs Prior -75.61%
Prior 7-Day Average 0.51
Current vs Prior 7-Day Avg -51.84%
Sentiment BULLISH

Open Interest

Detail
ℹ
Current (08/04 1:00pm) 441,220
Calls: 241,760 (55%)
Puts: 199,460 (45%)
Prior --
Calls: -- (--)
Puts: -- (--)
Current vs Prior +0.00%
Prior 7-Day Total 3,152,923
Calls: 1,718,132 (54%)
Puts: 1,434,791 (46%)
Prior 7-Day Average 450,417
Calls: 245,447 (54%)
Puts: 204,970 (46%)
Current vs Prior 7-Day Avg -2.04%
Sentiment BEARISH

Expected Move

Detail
ℹ
Expiry (08/07) | Next (08/14)Expiry (08/21) | Next (09/18)
Current 2.60% | 4.22%5.66% | 10.70%
Prior 5.26% | 6.26%7.05% | 11.36%
Current vs Prior -50.52% | -32.52%-19.68% | -5.83%
Prior 7-Day Avg 3.92% | 5.53%7.05% | 11.36%
Current vs 7-Day Avg -33.58% | -23.65%-19.68% | -5.83%
Prior 7-Day Eod 5.26% | 6.26%6.99% | 11.65%
Current vs 7-Day Eod -50.52% | -32.52%-19.03% | -8.14%
Sentiment BULLISHBULLISH

Relative Spread

Detail
ℹ
Expiry | Next
Current 28.23% | 26.35%
Calls: 20.99% | 14.52%
Puts: 35.48% | 38.18%
Prior 11.96% | 10.64%
Calls: 10.20% | 11.03%
Puts: 13.72% | 10.26%
Current vs Prior +136.04% | +147.65%
Prior 7-Day Avg 36.24% | 11.18%
Calls: 30.14% | 11.23%
Puts: 42.34% | 11.14%
Current vs 7-Day Avg -22.10% | +135.69%
Liquidity Expensive
+
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🤖 AI Insights

Moderately bullish flow with 73% call dollar volume ($4.04M). Extreme bullish P/C ratio of 0.24 - heavy call buying (23,241 calls vs 5,668 puts). P/C ratio dropping 76% - 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 BULLISH
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)
TimeSmart MoneyRetailOverall
13:00BULLISHBULLISHBULLISH
12:00BULLISHBULLISHBULLISH
11:00BULLISHBULLISHBULLISH
10:35BULLISHBULLISHBULLISH
10:30BULLISHBULLISHBULLISH
10:25BULLISHBULLISHBULLISH
10:20BULLISHBULLISHBULLISH
10:15BULLISHBULLISHBULLISH
10:10BULLISHBULLISHBULLISH
10:05BULLISHBULLISHBULLISH
10:00BULLISHBULLISHBULLISH
09:55BULLISHBULLISHBULLISH
09:50BULLISHBULLISHBULLISH
09:45BULLISHBULLISHBULLISH
09:40BULLISHBULLISHBULLISH
09:35BULLISHBULLISHBULLISH

📈 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 12 of results (avg 7.8%, best 5.0%)

CALLS (5)
StrikeExpiryBidAskMarkSpreadVolDeltaOI
$120.00Aug 219.5010.00$9.755.1%100.86977
$115.00Aug 2114.0014.80$14.405.6%--0.94332
$130.00Sep 184.855.20$5.037.0%2760.485.3K
$110.00Sep 1818.8020.35$19.587.9%20.922.6K
$120.00Aug 78.759.65$9.209.8%30.9515
PUTS (5)
StrikeExpiryBidAskMarkSpreadVolDeltaOI
$130.00Sep 185.806.10$5.955.0%390.52829
$125.00Sep 183.503.80$3.658.2%610.371.7K
$120.00Sep 181.942.11$2.038.4%850.243.7K
$135.00Sep 188.559.30$8.938.4%10.6598
$140.00Sep 1812.0013.10$12.558.8%--0.7846

Affordable options under $1.00 per contract. Great for defined-risk strategies with minimal capital. 2 found (avg $0.82, cheapest $0.78)

CALLS (1)
StrikeExpiryBidAskMarkSpreadVolDeltaOI
$145.00Sep 180.740.83$0.7811.5%12.1K0.131.4K
PUTS (1)
StrikeExpiryBidAskMarkSpreadVolDeltaOI
$121.00Aug 210.790.95$0.8718.4%3170.18125

In-the-money options with delta >0.50. Higher probability of profit, lower leverage. 90 found (avg delta 0.74, highest 1.00)

CALLS (5)
StrikeExpiryBidAskMarkSpreadVolDeltaOI
$105.00Aug 2122.8525.30$24.0810.2%--1.0013
$110.00Aug 2117.8520.30$19.0812.8%201.00704
$105.00Sep 1823.2026.00$24.6011.4%--1.001.1K
$114.00Aug 714.1516.15$15.1513.2%--0.9912
$118.00Aug 710.6512.25$11.4514.0%10.982
PUTS (5)
StrikeExpiryBidAskMarkSpreadVolDeltaOI
$150.00Aug 719.9022.10$21.0010.5%21.001
$139.00Aug 78.9510.95$9.9520.1%--0.9813
$145.00Aug 2115.1517.00$16.0811.5%--0.9516
$150.00Sep 1820.5522.50$21.539.1%--0.9210
$135.00Aug 75.207.15$6.1831.6%--0.9210

Most actively traded options today. High liquidity = easy entry/exit. 189 active (total vol 24.9K, top 12.1K)

CALLS (5)
StrikeExpiryBidAskMarkSpreadVolDeltaOI
$145.00Sep 180.740.83$0.7811.5%12.1K0.131.4K
$135.00Sep 182.853.15$3.0010.0%2.5K0.344.7K
$135.00Aug 211.391.62$1.5115.2%1.6K0.274.8K
$132.00Aug 70.540.86$0.7045.7%1.3K0.27706
$130.00Aug 71.101.50$1.3030.8%5620.43225
PUTS (5)
StrikeExpiryBidAskMarkSpreadVolDeltaOI
$124.00Aug 70.170.42$0.3083.3%7500.121.1K
$121.00Aug 210.790.95$0.8718.4%3170.18125
$127.00Aug 70.690.95$0.8231.7%2650.30250
$123.00Aug 211.072.03$1.5561.9%2270.26133
$105.00Sep 180.220.29$0.2626.9%2120.043.8K

Term structure inversion — near-term IV higher than far-term IV at the same strike. Signals expected near-term catalyst or volatility event. 57 strikes (avg 48.2%, max 176.0%)

CALLS (5)
StrikeNear ExpFar ExpNear IVFar IVBack%VolOI
$142.00Aug 7Aug 2883.8%32.2%160.4%556
$110.00Aug 14Sep 1876.6%33.5%128.6%32.6K
$150.00Aug 7Sep 1860.8%29.3%107.7%273.2K
$145.00Aug 7Sep 1856.3%28.7%96.2%12.2K2.0K
$141.00Aug 7Sep 450.2%27.6%81.9%12121
PUTS (5)
StrikeNear ExpFar ExpNear IVFar IVBack%VolOI
$113.00Aug 7Aug 2893.7%34.0%176.0%1725
$105.00Aug 7Sep 1883.5%33.9%146.1%2143.9K
$150.00Aug 7Sep 1860.8%29.3%107.7%211
$117.00Aug 7Aug 2857.1%28.3%101.8%9118
$110.00Aug 7Sep 1866.5%33.5%98.4%165.9K

Bull call spreads & bear put spreads with the best risk/reward ratios. Pay a debit upfront, defined max loss. 135 found (best R:R 44.45, avg 3.98)

BULL CALL (5)
BuySellExpiryDebitMax GainMax LossR:RBE
$145.00$150.00Aug 21$0.11$4.89$0.1144.45$145.11
$140.00$145.00Aug 14$0.18$4.82$0.1826.78$140.18
$142.00$145.00Aug 28$0.14$2.86$0.1420.43$142.14
$145.00$150.00Aug 28$0.26$4.74$0.2618.23$145.26
$145.00$150.00Sep 18$0.36$4.64$0.3612.89$145.36
BEAR PUT (5)
BuySellExpiryDebitMax GainMax LossR:RBE
$115.00$110.00Aug 21$0.20$4.80$0.2024.00$114.80
$110.00$105.00Sep 18$0.35$4.65$0.3513.29$109.65
$115.00$110.00Sep 18$0.38$4.62$0.3812.16$114.62
$110.00$105.00Aug 28$0.43$4.57$0.4310.63$109.57
$111.00$110.00Aug 7$0.10$0.90$0.109.00$110.90

Bear call spreads & bull put spreads collecting premium. Receive credit upfront, profit if stock stays in range. 173 found (best R:R 29.00, avg 1.87)

BEAR CALL (5)
SellBuyExpiryCreditMax GainMax LossR:RBE
$110.00$115.00Aug 21$4.68$4.68$0.3214.62$114.68
$115.00$120.00Sep 18$4.67$4.67$0.3314.15$119.67
$114.00$118.00Aug 7$3.70$3.70$0.3012.33$117.70
$120.00$122.00Aug 28$1.85$1.85$0.1512.33$121.85
$110.00$120.00Aug 28$9.22$9.22$0.7811.82$119.22
BULL PUT (5)
SellBuyExpiryCreditMax GainMax LossR:RBE
$145.00$142.00Aug 21$2.90$2.90$0.1029.00$142.10
$139.00$135.00Aug 7$3.77$3.77$0.2316.39$135.23
$150.00$145.00Sep 18$4.53$4.53$0.479.64$145.47
$145.00$140.00Sep 18$4.45$4.45$0.558.09$140.55
$130.00$129.00Aug 14$0.88$0.88$0.127.33$129.12

Same strike, different expirations. Sell near-term, buy far-term. Profits from time decay differential. 54 found (avg debit $0.72, cheapest $0.06)

CALLS (5)
StrikeNear ExpFar ExpNet DebitNear IVFar IV
$150.00Aug 7Aug 21$0.0660.8%33.6%
$145.00Aug 7Aug 14$0.0956.3%38.1%
$143.00Aug 7Aug 21$0.2143.2%30.6%
$140.00Aug 7Aug 14$0.2741.3%34.4%
$115.00Aug 14Aug 21$0.2752.2%36.1%
PUTS (5)
StrikeNear ExpFar ExpNet DebitNear IVFar IV
$110.00Aug 7Aug 21$0.1166.5%38.5%
$118.00Aug 7Aug 14$0.2250.3%38.9%
$117.00Aug 7Aug 21$0.2457.1%31.6%
$120.00Aug 7Aug 14$0.2749.0%36.7%
$119.00Aug 7Aug 14$0.3148.9%39.6%

Buy call + put at the same strike and expiry. Profits from large moves in either direction. 82 found (cheapest 2.60% of stock, avg 7.67%)

StrikeExpiryCall$Put$TotalBE LowBE HighCost%
$129.00Aug 7$1.81$1.55$3.36$125.64$132.362.60%
$130.00Aug 7$1.30$2.08$3.38$126.62$133.382.62%
$128.00Aug 7$2.29$1.23$3.52$124.48$131.522.73%
$127.00Aug 7$2.86$0.82$3.68$123.32$130.682.85%
$131.00Aug 7$1.06$2.63$3.69$127.31$134.692.86%
$132.00Aug 7$0.70$3.62$4.32$127.68$136.323.35%
$126.00Aug 7$3.85$0.55$4.40$121.60$130.403.41%
$133.00Aug 7$0.49$4.10$4.59$128.41$137.593.56%
$125.00Aug 7$4.72$0.43$5.15$119.85$130.153.99%
$129.00Aug 14$3.03$2.42$5.45$123.55$134.454.22%

Buy OTM call + OTM put at different strikes. Cheaper than straddles, needs bigger move to profit. 170 found (cheapest 0.63% of stock, avg 3.54%)

Call KPut KExpiryCall$Put$TotalBE LowBE High
$134.00$125.00Aug 7$0.38$0.43$0.81$124.19$134.81
$133.00$125.00Aug 7$0.49$0.43$0.92$124.08$133.92
$134.00$126.00Aug 7$0.38$0.55$0.93$125.07$134.93
$150.00$110.00Sep 18$0.42$0.61$1.03$108.97$151.03
$133.00$126.00Aug 7$0.49$0.55$1.04$124.96$134.04
$132.00$125.00Aug 7$0.70$0.43$1.13$123.87$133.13
$134.00$127.00Aug 7$0.38$0.82$1.20$125.80$135.20
$132.00$126.00Aug 7$0.70$0.55$1.25$124.75$133.25
$133.00$127.00Aug 7$0.49$0.82$1.31$125.69$134.31
$145.00$110.00Sep 18$0.78$0.61$1.39$108.61$146.39

Sell OTM put spread + OTM call spread. Collect premium, profit if stock stays between breakevens. 187 found (best R:R 22.08, avg credit $1.44)

Put SpreadCall SpreadExpiryCreditMax LossR:RBE LowBE High
122/123125/128Sep 4$2.87$0.1322.08$120.13$127.87
110/111114/118Aug 7$3.80$0.2019.00$107.20$117.80
115/116121/123Aug 14$1.88$0.1215.67$114.12$122.88
118/119121/123Aug 14$1.81$0.199.53$117.19$122.81
122/123125/127Sep 11$1.81$0.199.53$121.19$126.81
121/122126/127Aug 21$0.90$0.109.00$121.10$126.90
114/115127/128Aug 28$0.90$0.109.00$114.10$127.90
120/121127/128Aug 28$0.90$0.109.00$120.10$127.90
121/122125/126Aug 28$0.90$0.109.00$121.10$125.90
123/124126/127Aug 21$0.89$0.118.09$123.11$126.89

Buy lower + upper strikes, sell 2x middle strike. Low cost, max profit at the middle strike at expiry. 81 found (best R:R 61.50, cheapest $0.05)

CALLS (5)
LowMidHighExpiryDebitMax GainR:R
$120.00$125.00$130.00Sep 18$0.21$4.7922.81
$139.00$140.00$141.00Aug 21$0.05$0.9519.00
$140.00$141.00$142.00Aug 21$0.05$0.9519.00
$105.00$110.00$115.00Aug 21$0.32$4.6814.62
$129.00$130.00$131.00Aug 21$0.08$0.9211.50
PUTS (5)
LowMidHighExpiryDebitMax GainR:R
$140.00$145.00$150.00Sep 18$0.08$4.9261.50
$105.00$110.00$115.00Aug 21$0.13$4.8737.46
$120.00$121.00$122.00Aug 21$0.05$0.9519.00
$115.00$116.00$117.00Aug 28$0.06$0.9415.67
$115.00$120.00$125.00Sep 18$0.58$4.427.62

Buy 1 option, sell 2 at a different strike (1:2 ratio). Can be entered for a credit. Unlimited risk on naked leg. 113 found (best net $-0.91, 94 credits)

CALLS (5)
Buy KSell KRatioExpiryNetMax Gain
$110.00$120.001:2Aug 28-$0.91$9.09
$145.00$150.001:2Sep 18-$0.06$4.94
$135.00$140.001:2Sep 18-$0.28$4.72
$130.00$135.001:2Sep 18-$0.97$4.03
$136.00$140.001:2Sep 11-$0.22$3.78
PUTS (5)
Buy KSell KRatioExpiryNetMax Gain
$115.00$105.001:2Aug 14-$1.72$8.28
$129.00$123.001:2Sep 11-$0.16$5.84
$115.00$110.001:2Sep 18-$0.23$4.77
$125.00$120.001:2Sep 18-$0.41$4.59
$130.00$125.001:2Sep 18-$1.35$3.65

Sell OTM calls against 100 shares you own. Collect premium for income, capped upside at strike. Yield% = premium/stock price. 64 found (best yield 3.76%, avg 1.22%)

StrikeExpiryBidDeltaOTM%Yield%If Called%VolOI
$130.00Sep 18$4.850.480.8%3.76%4.53%2765.3K
$130.00Sep 11$4.050.480.8%3.14%3.91%91
$129.00Sep 11$3.950.510.0%3.06%3.06%1--
$130.00Aug 28$3.650.470.8%2.83%3.60%5243
$130.00Sep 4$3.100.480.8%2.40%3.18%826
$132.00Sep 4$3.100.422.3%2.40%4.73%1428
$131.00Sep 4$3.000.451.6%2.33%3.88%125
$130.00Aug 21$2.940.460.8%2.28%3.05%1635.6K
$129.00Aug 21$2.870.500.0%2.22%2.22%5238
$129.00Aug 28$2.850.510.0%2.21%2.21%--21

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 23,241
Total Puts 5,668
Put/Call Ratio 0.24
Net Difference 17,573

Prior's Put/Call Breakdown

Total Calls 19,114
Total Puts 18,028
Put/Call Ratio 1.00
Net Difference 1,086

Prior 7-Day Put/Call Summary

Total Calls 93,961
Total Puts 53,000
Average Put/Call Ratio 0.51
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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