Tour v490
MRK
MERCK & CO. INC.
$128.75 +0.77%
(8/4 13:00) ◀
|
Tuesday, August 4, 2026 (2:00pm)
January 2026
|
▶ (8/4 14:07)
◀ 8/4 14:00 ▶

Option Volume

Detail
ℹ
Current (08/04 2:00pm) 30,060
Calls: 23,827 (79%)
Puts: 6,233 (21%)
Prior --
Calls: 19,114 (51%)
Puts: 18,028 (49%)
Current vs Prior +0.00%
Calls: +24.66% (Calls)
Puts: -65.43% (Puts)
Prior 7-Day Total 166,052
Calls: 109,615 (66%)
Puts: 56,437 (34%)
Prior 7-Day Average 23,721
Calls: 15,659 (66%)
Puts: 8,062 (34%)
Current vs Prior 7-Day Avg +26.72%
Calls: +52.16%
Puts: -22.69%
Sentiment BULLISH

Dollar Volume

Detail
ℹ
Current (08/04 2:00pm) $5.62M
Calls: $4.03M (72%)
Puts: $1.59M (28%)
Prior --
Calls: $4.76M (59%)
Puts: $3.33M (41%)
Current vs Prior +0.00%
Calls: -15.36%
Puts: -52.20%
Prior 7-Day Total $37.66M
Calls: $22.84M (61%)
Puts: $14.81M (39%)
Prior 7-Day Average $5.38M
Calls: $3.26M (61%)
Puts: $2.12M (39%)
Current vs Prior 7-Day Avg +4.42%
Calls: +23.41%
Puts: -24.86%
Sentiment BULLISH

Put/Call Ratio

Detail
ℹ
Current (08/04 2:00pm) 0.26
Prior 1.00
Current vs Prior -73.84%
Prior 7-Day Average 0.50
Current vs Prior 7-Day Avg -47.60%
Sentiment BULLISH

Open Interest

Detail
ℹ
Current (08/04 2:00pm) 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 2.90% | 4.58%5.80% | 10.59%
Prior 5.26% | 6.26%7.05% | 11.36%
Current vs Prior -44.82% | -26.81%-17.65% | -6.81%
Prior 7-Day Avg 3.92% | 5.53%7.05% | 11.36%
Current vs 7-Day Avg -25.93% | -17.19%-17.65% | -6.81%
Prior 7-Day Eod 5.26% | 6.26%6.99% | 11.65%
Current vs 7-Day Eod -44.82% | -26.81%-16.99% | -9.10%
Sentiment BULLISHBULLISH

Relative Spread

Detail
ℹ
Expiry | Next
Current 26.51% | 27.16%
Calls: 23.67% | 13.12%
Puts: 29.34% | 41.21%
Prior 11.96% | 10.64%
Calls: 10.20% | 11.03%
Puts: 13.72% | 10.26%
Current vs Prior +121.66% | +155.26%
Prior 7-Day Avg 36.24% | 11.18%
Calls: 30.14% | 11.23%
Puts: 42.34% | 11.14%
Current vs 7-Day Avg -26.85% | +142.93%
Liquidity Expensive
+
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🤖 AI Insights

Moderately bullish flow with 72% call dollar volume ($4.03M). Extreme bullish P/C ratio of 0.26 - heavy call buying (23,827 calls vs 6,233 puts). P/C ratio dropping 74% - 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
14:00BULLISHBULLISHBULLISH
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 22 of results (avg 7.3%, best 3.3%)

CALLS (5)
StrikeExpiryBidAskMarkSpreadVolDeltaOI
$125.00Sep 187.457.70$7.583.3%370.623.0K
$130.00Sep 184.704.90$4.804.2%2910.475.3K
$135.00Sep 182.752.89$2.825.0%2.5K0.334.7K
$115.00Aug 2113.7014.45$14.085.3%--0.93332
$110.00Sep 1818.8019.90$19.355.7%30.942.6K
PUTS (5)
StrikeExpiryBidAskMarkSpreadVolDeltaOI
$130.00Sep 185.906.20$6.055.0%390.53829
$125.00Sep 183.603.80$3.705.4%620.381.7K
$120.00Sep 182.012.16$2.097.2%970.253.7K
$145.00Sep 1816.3517.90$17.139.0%--0.8711
$150.00Sep 1820.5522.55$21.559.3%--0.9210

Affordable options under $1.00 per contract. Great for defined-risk strategies with minimal capital. 4 found (avg $0.82, cheapest $0.70)

CALLS (2)
StrikeExpiryBidAskMarkSpreadVolDeltaOI
$145.00Sep 180.740.84$0.7912.7%12.3K0.121.4K
$137.00Aug 210.810.97$0.8918.0%20.19216
PUTS (2)
StrikeExpiryBidAskMarkSpreadVolDeltaOI
$120.00Aug 210.640.76$0.7017.1%400.153.5K
$121.00Aug 210.810.96$0.8916.9%3340.18125

In-the-money options with delta >0.50. Higher probability of profit, lower leverage. 93 found (avg delta 0.75, highest 1.00)

CALLS (5)
StrikeExpiryBidAskMarkSpreadVolDeltaOI
$105.00Sep 1823.2025.50$24.359.4%--1.001.1K
$108.00Aug 720.2021.85$21.037.8%11.00--
$114.00Aug 714.1015.85$14.9811.7%--0.9912
$105.00Aug 2122.8525.05$23.959.2%--0.9913
$118.00Aug 710.3011.90$11.1014.4%10.982
PUTS (5)
StrikeExpiryBidAskMarkSpreadVolDeltaOI
$150.00Aug 719.9022.40$21.1511.8%21.001
$139.00Aug 78.9511.15$10.0521.9%--0.9613
$145.00Aug 2115.1517.05$16.1011.8%--0.9416
$150.00Sep 1820.5522.55$21.559.3%--0.9210
$135.00Aug 75.407.15$6.2827.9%--0.9110

Most actively traded options today. High liquidity = easy entry/exit. 198 active (total vol 25.9K, top 12.3K)

CALLS (5)
StrikeExpiryBidAskMarkSpreadVolDeltaOI
$145.00Sep 180.740.84$0.7912.7%12.3K0.121.4K
$135.00Sep 182.752.89$2.825.0%2.5K0.334.7K
$135.00Aug 211.271.48$1.3815.2%1.6K0.264.8K
$132.00Aug 70.440.73$0.5949.2%1.4K0.24706
$130.00Aug 71.071.30$1.1919.3%5630.41225
PUTS (5)
StrikeExpiryBidAskMarkSpreadVolDeltaOI
$124.00Aug 70.240.42$0.3354.5%7520.141.1K
$127.00Aug 70.891.12$1.0122.8%5070.33250
$121.00Aug 210.810.96$0.8916.9%3340.18125
$105.00Sep 180.220.33$0.2839.3%2300.043.8K
$123.00Aug 211.071.93$1.5057.3%2270.25133

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 48.7%, max 173.9%)

CALLS (5)
StrikeNear ExpFar ExpNear IVFar IVBack%VolOI
$142.00Aug 7Aug 2886.0%31.4%173.9%556
$110.00Aug 14Sep 1876.2%31.8%139.9%42.6K
$150.00Aug 7Sep 1861.8%29.8%107.7%273.2K
$145.00Aug 7Sep 1857.8%29.3%97.2%12.3K2.0K
$141.00Aug 7Sep 451.8%27.6%87.4%12121
PUTS (5)
StrikeNear ExpFar ExpNear IVFar IVBack%VolOI
$105.00Aug 7Sep 1883.5%34.1%145.2%2323.9K
$113.00Aug 7Aug 2875.1%34.2%119.3%1725
$150.00Aug 7Sep 1861.8%29.8%107.7%211
$110.00Aug 7Sep 1861.5%31.8%93.4%165.9K
$116.00Aug 7Aug 2858.2%33.8%72.0%38851

Bull call spreads & bear put spreads with the best risk/reward ratios. Pay a debit upfront, defined max loss. 137 found (best R:R 26.78, avg 3.55)

BULL CALL (5)
BuySellExpiryDebitMax GainMax LossR:RBE
$142.00$145.00Aug 28$0.11$2.89$0.1126.27$142.11
$145.00$150.00Aug 28$0.26$4.74$0.2618.23$145.26
$145.00$150.00Sep 18$0.37$4.63$0.3712.51$145.37
$134.00$135.00Aug 7$0.11$0.89$0.118.09$134.11
$140.00$142.00Aug 28$0.23$1.77$0.237.70$140.23
BEAR PUT (5)
BuySellExpiryDebitMax GainMax LossR:RBE
$115.00$110.00Aug 21$0.18$4.82$0.1826.78$114.82
$110.00$105.00Sep 18$0.24$4.76$0.2419.83$109.76
$110.00$105.00Aug 28$0.43$4.57$0.4310.63$109.57
$121.00$119.00Sep 11$0.18$1.82$0.1810.11$120.82
$115.00$110.00Sep 18$0.49$4.51$0.499.20$114.51

Bear call spreads & bull put spreads collecting premium. Receive credit upfront, profit if stock stays in range. 174 found (best R:R 32.33, avg 1.70)

BEAR CALL (5)
SellBuyExpiryCreditMax GainMax LossR:RBE
$114.00$118.00Aug 7$3.88$3.88$0.1232.33$117.88
$120.00$122.00Aug 28$1.82$1.82$0.1810.11$121.82
$110.00$120.00Aug 28$9.06$9.06$0.949.64$119.06
$115.00$120.00Aug 14$4.50$4.50$0.509.00$119.50
$120.00$121.00Aug 14$0.90$0.90$0.109.00$120.90
BULL PUT (5)
SellBuyExpiryCreditMax GainMax LossR:RBE
$139.00$135.00Aug 7$3.77$3.77$0.2316.39$135.23
$145.00$140.00Sep 18$4.48$4.48$0.528.62$140.52
$150.00$145.00Sep 18$4.42$4.42$0.587.62$145.58
$132.00$131.00Aug 7$0.86$0.86$0.146.14$131.14
$142.00$140.00Aug 21$1.63$1.63$0.374.41$140.37

Same strike, different expirations. Sell near-term, buy far-term. Profits from time decay differential. 56 found (avg debit $0.69, cheapest $0.07)

CALLS (5)
StrikeNear ExpFar ExpNet DebitNear IVFar IV
$150.00Aug 7Aug 21$0.0761.8%34.5%
$110.00Aug 14Aug 21$0.1076.2%40.4%
$115.00Aug 14Aug 21$0.1351.8%36.4%
$143.00Aug 7Aug 21$0.1853.0%30.4%
$145.00Aug 7Aug 14$0.1957.8%43.2%
PUTS (5)
StrikeNear ExpFar ExpNet DebitNear IVFar IV
$110.00Aug 7Aug 21$0.1361.5%40.4%
$113.00Aug 7Aug 28$0.2275.1%34.2%
$118.00Aug 7Aug 14$0.2348.8%38.5%
$120.00Aug 7Aug 14$0.2946.3%36.2%
$117.00Aug 7Aug 21$0.3052.7%32.8%

Buy call + put at the same strike and expiry. Profits from large moves in either direction. 83 found (cheapest 2.57% of stock, avg 7.70%)

StrikeExpiryCall$Put$TotalBE LowBE HighCost%
$129.00Aug 7$1.64$1.67$3.31$125.69$132.312.57%
$130.00Aug 7$1.19$2.16$3.35$126.65$133.352.60%
$128.00Aug 7$2.07$1.39$3.46$124.54$131.462.69%
$131.00Aug 7$0.88$2.74$3.62$127.38$134.622.81%
$127.00Aug 7$2.64$1.01$3.65$123.35$130.652.83%
$132.00Aug 7$0.59$3.60$4.19$127.81$136.193.25%
$126.00Aug 7$3.65$0.71$4.36$121.64$130.363.39%
$125.00Aug 7$4.18$0.50$4.68$120.32$129.683.63%
$133.00Aug 7$0.47$4.33$4.80$128.20$137.803.73%
$129.00Aug 14$2.88$2.47$5.35$123.65$134.354.16%

Buy OTM call + OTM put at different strikes. Cheaper than straddles, needs bigger move to profit. 170 found (cheapest 0.51% of stock, avg 3.49%)

Call KPut KExpiryCall$Put$TotalBE LowBE High
$134.00$124.00Aug 7$0.33$0.33$0.66$123.34$134.66
$133.00$124.00Aug 7$0.47$0.33$0.80$123.20$133.80
$134.00$125.00Aug 7$0.33$0.50$0.83$124.17$134.83
$132.00$124.00Aug 7$0.59$0.33$0.92$123.08$132.92
$150.00$110.00Sep 18$0.42$0.52$0.94$109.06$150.94
$133.00$125.00Aug 7$0.47$0.50$0.97$124.03$133.97
$134.00$126.00Aug 7$0.33$0.71$1.04$124.96$135.04
$132.00$125.00Aug 7$0.59$0.50$1.09$123.91$133.09
$133.00$126.00Aug 7$0.47$0.71$1.18$124.82$134.18
$131.00$124.00Aug 7$0.88$0.33$1.21$122.79$132.21

Sell OTM put spread + OTM call spread. Collect premium, profit if stock stays between breakevens. 192 found (best R:R 14.38, avg credit $1.37)

Put SpreadCall SpreadExpiryCreditMax LossR:RBE LowBE High
121/122125/127Sep 11$1.87$0.1314.38$120.13$126.87
121/122127/129Sep 11$1.83$0.1710.76$120.17$128.83
121/122123/124Aug 7$0.90$0.109.00$121.10$123.90
123/124128/129Aug 28$0.90$0.109.00$123.10$128.90
122/123125/127Sep 11$1.80$0.209.00$121.20$126.80
117/118126/127Aug 21$0.89$0.118.09$117.11$126.89
124/125126/127Aug 21$0.89$0.118.09$124.11$126.89
123/124126/127Aug 28$0.89$0.118.09$123.11$126.89
105/110115/120Sep 18$4.44$0.567.93$105.56$119.44
122/123126/127Aug 14$0.88$0.127.33$122.12$126.88

Buy lower + upper strikes, sell 2x middle strike. Low cost, max profit at the middle strike at expiry. 86 found (best R:R 70.43, cheapest $0.05)

CALLS (5)
LowMidHighExpiryDebitMax GainR:R
$105.00$110.00$115.00Aug 21$0.07$4.9370.43
$123.00$124.00$125.00Aug 21$0.06$0.9415.67
$133.00$134.00$135.00Aug 21$0.06$0.9415.67
$137.00$138.00$139.00Aug 21$0.06$0.9415.67
$134.00$135.00$136.00Aug 7$0.07$0.9313.29
PUTS (5)
LowMidHighExpiryDebitMax GainR:R
$105.00$110.00$115.00Aug 21$0.09$4.9154.56
$130.00$135.00$140.00Sep 18$0.20$4.8024.00
$113.00$114.00$115.00Aug 7$0.05$0.9519.00
$119.00$120.00$121.00Aug 21$0.05$0.9519.00
$105.00$110.00$115.00Sep 18$0.25$4.7519.00

Buy 1 option, sell 2 at a different strike (1:2 ratio). Can be entered for a credit. Unlimited risk on naked leg. 106 found (best net $-1.01, 94 credits)

CALLS (5)
Buy KSell KRatioExpiryNetMax Gain
$110.00$120.001:2Aug 28-$1.01$8.99
$145.00$150.001:2Aug 21-$0.02$4.98
$140.00$145.001:2Sep 18-$0.04$4.96
$145.00$150.001:2Sep 18-$0.05$4.95
$140.00$145.001:2Aug 14-$0.19$4.81
PUTS (5)
Buy KSell KRatioExpiryNetMax Gain
$115.00$105.001:2Aug 14-$1.72$8.28
$129.00$123.001:2Sep 11-$0.34$5.66
$115.00$110.001:2Sep 18-$0.03$4.97
$110.00$105.001:2Sep 18-$0.04$4.96
$125.00$120.001:2Sep 18-$0.48$4.52

Sell OTM calls against 100 shares you own. Collect premium for income, capped upside at strike. Yield% = premium/stock price. 63 found (best yield 3.65%, avg 1.20%)

StrikeExpiryBidDeltaOTM%Yield%If Called%VolOI
$130.00Sep 18$4.700.471.0%3.65%4.62%2915.3K
$130.00Sep 11$4.050.481.0%3.15%4.12%91
$129.00Sep 11$4.000.500.2%3.11%3.30%1--
$130.00Aug 28$3.550.481.0%2.76%3.73%5243
$129.00Aug 21$3.250.510.2%2.52%2.72%5238
$130.00Sep 4$3.100.481.0%2.41%3.38%826
$131.00Sep 4$3.000.451.8%2.33%4.08%125
$130.00Aug 21$2.940.461.0%2.28%3.25%2455.6K
$132.00Sep 4$2.870.422.5%2.23%4.75%1428
$129.00Aug 28$2.850.510.2%2.21%2.41%--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 23,827
Total Puts 6,233
Put/Call Ratio 0.26
Net Difference 17,594

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 109,615
Total Puts 56,437
Average Put/Call Ratio 0.50
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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