Tour v492
MRK
MERCK & CO. INC.
$128.33 +0.26%
$128.12 (-0.16%)🌙
as of 08/05 07:00 PM
(8/4 18:08) ◀
|
Wednesday, August 5, 2026 (7:00pm)
January 2026
|
▶ (8/6 18:57)
◀ 8/5 19:00 ▶

Option Volume

Detail
ℹ
Current (08/05) 15,300
Calls: 10,235 (67%)
Puts: 5,065 (33%)
Prior (08/04) 35,448
Calls: 26,667 (75%)
Puts: 8,781 (25%)
Current vs Prior -56.84%
Calls: -61.62% (Calls)
Puts: -42.32% (Puts)
Prior 7-Day Total 145,785
Calls: 89,880 (62%)
Puts: 55,905 (38%)
Prior 7-Day Average 20,826
Calls: 12,840 (62%)
Puts: 7,986 (38%)
Current vs Prior 7-Day Avg -26.54%
Calls: -20.29%
Puts: -36.58%
Sentiment BULLISH

Dollar Volume

Detail
ℹ
Current (08/05) $3.92M
Calls: $2.52M (64%)
Puts: $1.40M (36%)
Prior (08/04) $6.57M
Calls: $4.33M (66%)
Puts: $2.23M (34%)
Current vs Prior -40.35%
Calls: -41.90%
Puts: -37.36%
Prior 7-Day Total $41.58M
Calls: $26.47M (64%)
Puts: $15.11M (36%)
Prior 7-Day Average $5.94M
Calls: $3.78M (64%)
Puts: $2.16M (36%)
Current vs Prior 7-Day Avg -34.07%
Calls: -33.40%
Puts: -35.23%
Sentiment BULLISH

Put/Call Ratio

Detail
ℹ
Current (08/05) 0.49
Prior (08/04) 0.33
Current vs Prior +50.29%
Prior 7-Day Average 0.75
Current vs Prior 7-Day Avg -33.82%
Sentiment BULLISH

Open Interest

Detail
ℹ
Current (08/05) 264,899
Calls: 158,891 (60%)
Puts: 106,008 (40%)
Prior (08/04) 441,220
Calls: 241,760 (55%)
Puts: 199,460 (45%)
Current vs Prior -39.96%
Prior 7-Day Total 2,118,465
Calls: 1,224,608 (58%)
Puts: 893,857 (42%)
Prior 7-Day Average 302,637
Calls: 174,944 (58%)
Puts: 127,693 (42%)
Current vs Prior 7-Day Avg -12.47%
Sentiment BEARISH

Expected Move

Detail
ℹ
Expiry (08/07) | Next (08/14)Expiry (08/21) | Next (09/18)
Current 2.77% | 5.11%5.36% | 10.19%
Prior 2.92% | 4.66%5.52% | 10.61%
Current vs Prior -5.06% | +9.60%-2.80% | -3.93%
Prior 7-Day Avg 3.38% | 5.64%6.87% | 11.25%
Current vs 7-Day Avg -17.98% | -9.30%-21.96% | -9.36%
Prior 7-Day Eod 2.92% | 4.66%5.52% | 10.61%
Current vs 7-Day Eod -5.06% | +9.60%-2.80% | -3.93%
Sentiment BULLISHBULLISH

Relative Spread

Detail
ℹ
Expiry | Next
Current 32.39% | 16.25%
Calls: 35.53% | 17.57%
Puts: 29.25% | 14.93%
Prior 32.39% | 16.25%
Calls: 35.53% | 17.57%
Puts: 29.25% | 14.93%
Current vs Prior +0.00% | +0.00%
Prior 7-Day Avg 23.98% | 11.66%
Calls: 19.34% | 12.98%
Puts: 28.62% | 10.33%
Current vs 7-Day Avg +35.08% | +39.42%
Liquidity Expensive
+
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🤖 AI Insights

Moderately bullish flow with 64% call dollar volume ($2.52M). Below-average activity with volume down 57% vs prior. Extreme bullish P/C ratio of 0.49 - heavy call buying (10,235 calls vs 5,065 puts). P/C ratio rising 50% - increased hedging/bearish positioning.

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 BULLISH
7-Day Avg NEUTRAL
Current BULLISH
Prior BULLISH
7-Day Avg NEUTRAL
Current BULLISH
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 9 of results (avg 6.7%, best 4.2%)

CALLS (4)
StrikeExpiryBidAskMarkSpreadVolDeltaOI
$125.00Sep 186.957.25$7.104.2%40.613.0K
$130.00Sep 184.254.50$4.385.7%6110.465.5K
$131.00Aug 212.092.25$2.177.4%20.39494
$132.00Aug 211.711.88$1.809.4%40.34242
PUTS (5)
StrikeExpiryBidAskMarkSpreadVolDeltaOI
$130.00Sep 185.856.10$5.984.2%440.54836
$125.00Sep 183.503.70$3.605.6%560.391.6K
$120.00Sep 181.942.06$2.006.0%3630.253.7K
$131.00Aug 214.304.70$4.508.9%1070.61136
$130.00Aug 284.254.65$4.459.0%40.55--

Affordable options under $1.00 per contract. Great for defined-risk strategies with minimal capital. 3 found (avg $0.85, cheapest $0.66)

CALLS (2)
StrikeExpiryBidAskMarkSpreadVolDeltaOI
$145.00Sep 180.600.72$0.6618.2%1.3K0.1112.6K
$135.00Aug 210.911.04$0.9813.3%1560.226.2K
PUTS (1)
StrikeExpiryBidAskMarkSpreadVolDeltaOI
$122.00Aug 210.860.98$0.9213.0%20.20143

In-the-money options with delta >0.50. Higher probability of profit, lower leverage. 55 found (avg delta 0.77, highest 1.00)

CALLS (5)
StrikeExpiryBidAskMarkSpreadVolDeltaOI
$105.00Sep 1823.0025.70$24.3511.1%11.001.1K
$116.00Aug 711.4014.25$12.8322.2%20.99--
$117.00Aug 710.4013.35$11.8824.8%60.981
$119.00Aug 78.4010.65$9.5323.6%60.9824
$118.00Aug 79.3011.55$10.4321.6%40.972
PUTS (5)
StrikeExpiryBidAskMarkSpreadVolDeltaOI
$145.00Aug 715.5517.40$16.4811.2%201.00--
$150.00Aug 720.5523.30$21.9312.5%221.00--
$132.00Aug 72.955.15$4.0554.3%210.81115
$131.00Aug 72.833.45$3.1419.7%90.7655
$130.00Aug 72.092.82$2.4629.7%420.66162

Most actively traded options today. High liquidity = easy entry/exit. 214 active (total vol 12.7K, top 3.2K)

CALLS (5)
StrikeExpiryBidAskMarkSpreadVolDeltaOI
$135.00Sep 182.222.59$2.4115.4%3.2K0.316.4K
$145.00Sep 180.600.72$0.6618.2%1.3K0.1112.6K
$132.00Aug 70.320.56$0.4454.5%6800.201.6K
$135.00Aug 70.050.25$0.15133.3%6360.08288
$130.00Sep 184.254.50$4.385.7%6110.465.5K
PUTS (5)
StrikeExpiryBidAskMarkSpreadVolDeltaOI
$123.00Aug 70.010.20$0.11172.7%5870.06202
$122.00Aug 70.030.27$0.15160.0%5740.07283
$120.00Sep 181.942.06$2.006.0%3630.253.7K
$115.00Sep 180.931.18$1.0623.6%1630.142.3K
$126.00Aug 70.360.70$0.5364.2%1410.24111

Term structure inversion — near-term IV higher than far-term IV at the same strike. Signals expected near-term catalyst or volatility event. 50 strikes (avg 80.0%, max 266.5%)

CALLS (5)
StrikeNear ExpFar ExpNear IVFar IVBack%VolOI
$150.00Aug 7Sep 1880.8%30.2%167.3%923.2K
$139.00Aug 7Sep 1167.0%28.1%138.5%29404
$140.00Aug 7Sep 1864.2%28.9%122.0%25612.0K
$141.00Aug 7Aug 2166.2%30.4%117.6%4320
$121.00Aug 7Sep 460.2%28.0%115.1%534
PUTS (5)
StrikeNear ExpFar ExpNear IVFar IVBack%VolOI
$113.00Aug 7Aug 28119.3%32.5%266.5%724
$105.00Aug 14Sep 18102.3%33.2%207.8%553.7K
$110.00Aug 7Sep 1882.2%31.4%161.6%1295.9K
$114.00Aug 7Sep 1170.3%30.5%130.2%18103
$115.00Aug 7Sep 1865.9%30.4%117.1%1992.7K

Bull call spreads & bear put spreads with the best risk/reward ratios. Pay a debit upfront, defined max loss. 111 found (best R:R 40.67, avg 4.38)

BULL CALL (5)
BuySellExpiryDebitMax GainMax LossR:RBE
$145.00$150.00Sep 18$0.26$4.74$0.2618.23$145.26
$145.00$150.00Sep 4$0.31$4.69$0.3115.13$145.31
$142.00$150.00Sep 11$0.59$7.41$0.5912.56$142.59
$136.00$139.00Aug 21$0.30$2.70$0.309.00$136.30
$138.00$140.00Aug 28$0.20$1.80$0.209.00$138.20
BEAR PUT (5)
BuySellExpiryDebitMax GainMax LossR:RBE
$110.00$105.00Sep 11$0.12$4.88$0.1240.67$109.88
$110.00$105.00Sep 4$0.16$4.84$0.1630.25$109.84
$110.00$105.00Sep 18$0.26$4.74$0.2618.23$109.74
$119.00$110.00Sep 4$0.49$8.51$0.4917.37$118.51
$112.00$110.00Aug 28$0.11$1.89$0.1117.18$111.89

Bear call spreads & bull put spreads collecting premium. Receive credit upfront, profit if stock stays in range. 132 found (best R:R 21.81, avg 1.23)

BEAR CALL (5)
SellBuyExpiryCreditMax GainMax LossR:RBE
$117.00$120.00Aug 21$2.74$2.74$0.2610.54$119.74
$120.00$121.00Aug 21$0.90$0.90$0.109.00$120.90
$110.00$115.00Sep 18$4.47$4.47$0.538.43$114.47
$115.00$120.00Sep 18$4.35$4.35$0.656.69$119.35
$121.00$122.00Sep 4$0.83$0.83$0.174.88$121.83
BULL PUT (5)
SellBuyExpiryCreditMax GainMax LossR:RBE
$145.00$132.00Aug 7$12.43$12.43$0.5721.81$132.57
$130.00$129.00Sep 4$0.70$0.70$0.302.33$129.30
$130.00$129.00Aug 7$0.69$0.69$0.312.23$129.31
$131.00$130.00Aug 7$0.68$0.68$0.322.13$130.32
$126.00$125.00Aug 14$0.63$0.63$0.371.70$125.37

Same strike, different expirations. Sell near-term, buy far-term. Profits from time decay differential. 49 found (avg debit $0.68, cheapest $0.05)

CALLS (5)
StrikeNear ExpFar ExpNet DebitNear IVFar IV
$150.00Aug 7Aug 21$0.0680.8%35.5%
$117.00Aug 7Aug 21$0.1461.5%33.0%
$141.00Aug 7Aug 21$0.1966.2%30.4%
$145.00Aug 21Aug 28$0.2133.9%33.3%
$144.00Aug 28Sep 4$0.2130.9%30.8%
PUTS (5)
StrikeNear ExpFar ExpNet DebitNear IVFar IV
$115.00Aug 7Aug 14$0.0565.9%36.3%
$118.00Aug 7Aug 14$0.1061.7%34.0%
$110.00Aug 7Aug 21$0.1382.2%41.0%
$121.00Aug 7Aug 14$0.2760.2%34.5%
$114.00Aug 7Aug 28$0.2970.3%32.3%

Buy call + put at the same strike and expiry. Profits from large moves in either direction. 50 found (cheapest 2.38% of stock, avg 6.90%)

StrikeExpiryCall$Put$TotalBE LowBE HighCost%
$128.00Aug 7$1.79$1.27$3.06$124.94$131.062.38%
$127.00Aug 7$2.25$0.91$3.16$123.84$130.162.46%
$129.00Aug 7$1.51$1.77$3.28$125.72$132.282.56%
$130.00Aug 7$0.84$2.46$3.30$126.70$133.302.57%
$126.00Aug 7$3.01$0.53$3.54$122.46$129.542.76%
$131.00Aug 7$0.56$3.14$3.70$127.30$134.702.88%
$125.00Aug 7$3.75$0.32$4.07$120.93$129.073.17%
$132.00Aug 7$0.44$4.05$4.49$127.51$136.493.50%
$124.00Aug 7$4.80$0.25$5.05$118.95$129.053.94%
$128.00Aug 14$2.93$2.52$5.45$122.55$133.454.25%

Buy OTM call + OTM put at different strikes. Cheaper than straddles, needs bigger move to profit. 170 found (cheapest 0.50% of stock, avg 3.04%)

Call KPut KExpiryCall$Put$TotalBE LowBE High
$134.00$124.00Aug 7$0.39$0.25$0.64$123.36$134.64
$132.00$124.00Aug 7$0.44$0.25$0.69$123.31$132.69
$134.00$125.00Aug 7$0.39$0.32$0.71$124.29$134.71
$132.00$125.00Aug 7$0.44$0.32$0.76$124.24$132.76
$131.00$124.00Aug 7$0.56$0.25$0.81$123.19$131.81
$131.00$125.00Aug 7$0.56$0.32$0.88$124.12$131.88
$150.00$110.00Sep 18$0.40$0.50$0.90$109.10$150.90
$134.00$126.00Aug 7$0.39$0.53$0.92$125.08$134.92
$132.00$126.00Aug 7$0.44$0.53$0.97$125.03$132.97
$130.00$124.00Aug 7$0.84$0.25$1.09$122.91$131.09

Sell OTM put spread + OTM call spread. Collect premium, profit if stock stays between breakevens. 288 found (best R:R 13.29, avg credit $1.23)

Put SpreadCall SpreadExpiryCreditMax LossR:RBE LowBE High
126/128130/132Aug 28$1.86$0.1413.29$126.14$131.86
105/110115/120Sep 18$4.61$0.3911.82$105.39$119.61
107/109117/118Aug 7$1.78$0.228.09$107.22$118.78
111/113117/118Aug 7$1.76$0.247.33$111.24$118.76
123/124125/126Aug 7$0.88$0.127.33$123.12$125.88
107/109120/121Aug 7$1.72$0.286.14$107.28$121.72
126/127128/129Aug 14$0.86$0.146.14$126.14$128.86
121/122136/137Aug 28$0.86$0.146.14$121.14$136.86
111/113120/121Aug 7$1.70$0.305.67$111.30$121.70
123/124128/129Aug 21$0.85$0.155.67$123.15$128.85

Buy lower + upper strikes, sell 2x middle strike. Low cost, max profit at the middle strike at expiry. 63 found (best R:R 49.00, cheapest $0.05)

CALLS (5)
LowMidHighExpiryDebitMax GainR:R
$110.00$115.00$120.00Sep 18$0.12$4.8840.67
$139.00$140.00$141.00Aug 7$0.05$0.9519.00
$140.00$141.00$142.00Aug 21$0.05$0.9519.00
$133.00$135.00$137.00Sep 4$0.13$1.8714.38
$133.00$134.00$135.00Aug 21$0.07$0.9313.29
PUTS (5)
LowMidHighExpiryDebitMax GainR:R
$105.00$110.00$115.00Aug 21$0.10$4.9049.00
$126.00$128.00$130.00Aug 28$0.08$1.9224.00
$126.00$128.00$130.00Aug 21$0.09$1.9121.22
$121.00$123.00$125.00Sep 4$0.10$1.9019.00
$110.00$115.00$120.00Aug 21$0.28$4.7216.86

Buy 1 option, sell 2 at a different strike (1:2 ratio). Can be entered for a credit. Unlimited risk on naked leg. 119 found (best net $-1.79, 99 credits)

CALLS (5)
Buy KSell KRatioExpiryNetMax Gain
$145.00$150.001:2Sep 18-$0.14$4.86
$135.00$140.001:2Sep 18-$0.25$4.75
$130.00$135.001:2Sep 18-$0.44$4.56
$133.00$137.001:2Sep 11-$0.57$3.43
$125.00$130.001:2Sep 18-$1.66$3.34
PUTS (5)
Buy KSell KRatioExpiryNetMax Gain
$115.00$105.001:2Aug 14-$1.79$8.21
$115.00$110.001:2Aug 21-$0.04$4.96
$110.00$105.001:2Sep 11-$0.12$4.88
$120.00$115.001:2Sep 18-$0.12$4.88
$110.00$105.001:2Aug 21-$0.14$4.86

Sell OTM calls against 100 shares you own. Collect premium for income, capped upside at strike. Yield% = premium/stock price. 59 found (best yield 3.31%, avg 0.97%)

StrikeExpiryBidDeltaOTM%Yield%If Called%VolOI
$130.00Sep 18$4.250.461.3%3.31%4.61%6115.5K
$130.00Sep 11$3.350.471.3%2.61%3.91%210
$130.00Sep 4$3.300.451.3%2.57%3.87%1--
$131.00Sep 11$3.300.442.1%2.57%4.65%1--
$129.00Sep 4$3.250.490.5%2.53%3.05%2--
$129.00Aug 28$3.100.490.5%2.42%2.94%321
$129.00Aug 21$2.780.480.5%2.17%2.69%4240
$132.00Sep 11$2.790.412.9%2.17%5.03%1--
$130.00Aug 28$2.740.451.3%2.14%3.44%4246
$133.00Sep 11$2.360.373.6%1.84%5.48%18

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 10,235
Total Puts 5,065
Put/Call Ratio 0.49
Net Difference 5,170

Prior's Put/Call Breakdown

Total Calls 26,667
Total Puts 8,781
Put/Call Ratio 0.33
Net Difference 17,886

Prior 7-Day Put/Call Summary

Total Calls 89,880
Total Puts 55,905
Average Put/Call Ratio 0.75
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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Chart Title

Price — Past 7 Days

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