Tour v526
GH
GUARDANT HEALTH INC
$163.34 +2.01%
$163.43 (+0.05%)🌙
as of 08/19 06:32 PM
(8/18 18:33) ◀
|
Wednesday, August 19, 2026 (6:32pm)
January 2026
|
▶ (8/20 18:34)
◀ 8/19 18:32 ▶

Option Volume

Detail
ℹ
Current (08/19) 1,014
Calls: 336 (33%)
Puts: 678 (67%)
Prior (08/18) 167
Calls: 116 (69%)
Puts: 51 (31%)
Current vs Prior +507.19%
Calls: +189.66% (Calls)
Puts: +1229.41% (Puts)
Prior 7-Day Total 4,013
Calls: 2,967 (74%)
Puts: 1,046 (26%)
Prior 7-Day Average 573
Calls: 423 (74%)
Puts: 149 (26%)
Current vs Prior 7-Day Avg +76.88%
Calls: -20.73%
Puts: +353.73%
Sentiment BEARISH

Dollar Volume

Detail
ℹ
Current (08/19) $449.0K
Calls: $402.0K (90%)
Puts: $47.0K (10%)
Prior (08/18) $148.2K
Calls: $108.2K (73%)
Puts: $40.0K (27%)
Current vs Prior +202.93%
Calls: +271.54%
Puts: +17.48%
Prior 7-Day Total $3.12M
Calls: $1.80M (58%)
Puts: $1.32M (42%)
Prior 7-Day Average $445.7K
Calls: $256.5K (58%)
Puts: $189.1K (42%)
Current vs Prior 7-Day Avg +0.75%
Calls: +56.69%
Puts: -75.13%
Sentiment BULLISH

Put/Call Ratio

Detail
ℹ
Current (08/19) 2.02
Prior (08/18) 0.44
Current vs Prior +358.96%
Prior 7-Day Average 0.51
Current vs Prior 7-Day Avg +298.09%
Sentiment BEARISH

Open Interest

Detail
ℹ
Current (08/19) 7,412
Calls: 2,819 (38%)
Puts: 4,593 (62%)
Prior (08/18) 2,818
Calls: 2,318 (82%)
Puts: 500 (18%)
Current vs Prior +163.02%
Prior 7-Day Total 26,787
Calls: 17,443 (65%)
Puts: 9,344 (35%)
Prior 7-Day Average 3,826
Calls: 2,491 (65%)
Puts: 1,334 (35%)
Current vs Prior 7-Day Avg +93.69%
Sentiment BULLISH

Expected Move

Detail
ℹ
Expiry (08/21) | Next (09/18)Expiry (08/21) | Next (09/18)
Current 5.05% | 12.40%5.05% | 12.40%
Prior 5.58% | 12.24%5.58% | 12.24%
Current vs Prior -9.44% | +1.28%-9.44% | +1.28%
Prior 7-Day Avg 7.01% | 13.27%7.01% | 13.27%
Current vs 7-Day Avg -27.95% | -6.59%-27.95% | -6.59%
Prior 7-Day Eod 5.58% | 12.24%5.58% | 12.24%
Current vs 7-Day Eod -9.44% | +1.28%-9.44% | +1.28%
Sentiment BULLISHBULLISH

Relative Spread

Detail
ℹ
Expiry | Next
Current 10.39% | 12.37%
Calls: 8.76% | 9.82%
Puts: 12.03% | 14.91%
Prior 10.39% | 12.37%
Calls: 8.76% | 9.82%
Puts: 12.03% | 14.91%
Current vs Prior +0.00% | +0.00%
Prior 7-Day Avg 10.39% | 12.37%
Calls: 8.76% | 9.82%
Puts: 12.03% | 14.91%
Current vs 7-Day Avg +0.00% | +0.00%
Liquidity Expensive
+
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🤖 AI Insights

Strong bullish conviction with 90% of dollar volume in calls ($402.0K) vs puts ($47.0K). Massive premium surge with dollar volume up 203% vs prior. Unusually high activity with volume up 507% vs prior - elevated interest. Volume explosion - 77% above 7-day average (1,014 vs avg 573).

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

No options available for this category

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. 8 found (avg delta 0.74, highest 1.00)

CALLS (5)
StrikeExpiryBidAskMarkSpreadVolDeltaOI
$135.00Aug 2126.7030.40$28.5513.0%61.00168
$150.00Aug 2111.7015.50$13.6027.9%10.92141
$155.00Aug 216.9010.50$8.7041.4%10.81--
$160.00Aug 213.306.20$4.7561.1%50.69237
$160.00Sep 189.4012.50$10.9528.3%20.5960
PUTS (2)
StrikeExpiryBidAskMarkSpreadVolDeltaOI
$170.00Aug 215.508.90$7.2047.2%10.8857
$165.00Aug 211.805.20$3.5097.1%40.5829

Most actively traded options today. High liquidity = easy entry/exit. 27 active (total vol 327, top 99)

CALLS (5)
StrikeExpiryBidAskMarkSpreadVolDeltaOI
$165.00Sep 186.9010.00$8.4536.7%730.5122
$170.00Sep 184.707.50$6.1045.9%260.4134
$175.00Sep 182.656.30$4.4781.7%160.3317
$170.00Aug 210.100.75$0.43151.2%140.14--
$180.00Aug 210.002.45$1.23199.2%110.16185
PUTS (5)
StrikeExpiryBidAskMarkSpreadVolDeltaOI
$145.00Sep 180.403.90$2.15162.8%990.1720
$140.00Aug 210.000.75$0.38197.4%200.05144
$155.00Aug 210.202.20$1.20166.7%170.20464
$150.00Aug 210.000.85$0.43197.7%60.09--
$165.00Aug 211.805.20$3.5097.1%40.5829

Term structure inversion — near-term IV higher than far-term IV at the same strike. Signals expected near-term catalyst or volatility event. 5 strikes (avg 75.6%, max 176.2%)

CALLS (3)
StrikeNear ExpFar ExpNear IVFar IVBack%VolOI
$180.00Aug 21Sep 18127.1%46.0%176.2%12448
$160.00Aug 21Sep 1865.5%45.5%44.1%7297
$165.00Aug 21Sep 1858.3%48.6%20.1%77117
PUTS (2)
StrikeNear ExpFar ExpNear IVFar IVBack%VolOI
$155.00Aug 21Sep 1890.3%46.7%93.4%20464
$160.00Aug 21Sep 1865.5%45.5%44.1%4302

Bull call spreads & bear put spreads with the best risk/reward ratios. Pay a debit upfront, defined max loss. 16 found (best R:R 11.50, avg 5.46)

BULL CALL (5)
BuySellExpiryDebitMax GainMax LossPOPR:RBE
$160.00$165.00Sep 18$2.50$2.50$2.5060%1.00$162.50
$170.00$175.00Aug 21$0.18$4.82$0.1814%26.78$170.18
$160.00$165.00Aug 21$2.62$2.38$2.6269%0.91$162.62
$170.00$175.00Sep 18$1.63$3.37$1.6342%2.07$171.63
$180.00$195.00Sep 18$1.87$13.13$1.8726%7.02$181.87
BEAR PUT (5)
BuySellExpiryDebitMax GainMax LossPOPR:RBE
$160.00$155.00Aug 21$0.40$4.60$0.4031%11.50$159.60
$155.00$150.00Sep 18$0.92$4.08$0.9232%4.43$154.08
$165.00$160.00Aug 21$1.90$3.10$1.9058%1.63$163.10
$160.00$155.00Sep 18$1.85$3.15$1.8541%1.70$158.15
$155.00$150.00Aug 21$0.77$4.23$0.7720%5.49$154.23

Bear call spreads & bull put spreads collecting premium. Receive credit upfront, profit if stock stays in range. 13 found (best R:R 0.55, avg 0.34)

BEAR CALL (5)
SellBuyExpiryCreditMax GainMax LossPOPR:RBE
$185.00$190.00Aug 21$1.00$1.00$4.0086%0.25$186.00
$165.00$170.00Aug 21$1.70$1.70$3.3057%0.52$166.70
$165.00$170.00Sep 18$2.35$2.35$2.6550%0.89$167.35
$175.00$180.00Sep 18$1.37$1.37$3.6367%0.38$176.37
$180.00$195.00Sep 18$1.87$1.87$13.1374%0.14$181.87
BULL PUT (5)
SellBuyExpiryCreditMax GainMax LossPOPR:RBE
$150.00$145.00Sep 18$1.78$1.78$3.2275%0.55$148.22
$140.00$135.00Aug 21$0.35$0.35$4.6595%0.08$139.65
$155.00$150.00Aug 21$0.77$0.77$4.2380%0.18$154.23
$160.00$155.00Sep 18$1.85$1.85$3.1559%0.59$158.15
$155.00$150.00Sep 18$0.92$0.92$4.0868%0.23$154.08

Same strike, different expirations. Sell near-term, buy far-term. Profits from time decay differential. 3 found (avg debit $5.87, cheapest $5.10)

CALLS (2)
StrikeNear ExpFar ExpNet DebitNear IVFar IV
$160.00Aug 21Sep 18$6.2065.5%45.5%
$165.00Aug 21Sep 18$6.3258.3%48.6%
PUTS (1)
StrikeNear ExpFar ExpNet DebitNear IVFar IV
$160.00Aug 21Sep 18$5.1065.5%45.5%

Buy call + put at the same strike and expiry. Profits from large moves in either direction. 6 found (cheapest 3.45% of stock, avg 6.25%)

StrikeExpiryCall$Put$TotalBE LowBE HighCost%
$165.00Aug 21$2.13$3.50$5.63$159.37$170.633.45%
$160.00Aug 21$4.75$1.60$6.35$153.65$166.353.89%
$170.00Aug 21$0.43$7.20$7.63$162.37$177.634.67%
$155.00Aug 21$8.70$1.20$9.90$145.10$164.906.06%
$150.00Aug 21$13.60$0.43$14.03$135.97$164.038.59%
$160.00Sep 18$10.95$6.70$17.65$142.35$177.6510.81%

Buy OTM call + OTM put at different strikes. Cheaper than straddles, needs bigger move to profit. 36 found (cheapest 0.39% of stock, avg 2.87%)

Call KPut KExpiryCall$Put$TotalBE LowBE High
$175.00$140.00Aug 21$0.25$0.38$0.63$139.37$175.63
$175.00$150.00Aug 21$0.25$0.43$0.68$149.32$175.68
$170.00$140.00Aug 21$0.43$0.38$0.81$139.19$170.81
$170.00$150.00Aug 21$0.43$0.43$0.86$149.14$170.86
$175.00$155.00Aug 21$0.25$1.20$1.45$153.55$176.45
$185.00$150.00Aug 21$1.15$0.43$1.58$148.42$186.58
$185.00$140.00Aug 21$1.15$0.38$1.53$138.47$186.53
$170.00$155.00Aug 21$0.43$1.20$1.63$153.37$171.63
$180.00$150.00Aug 21$1.23$0.43$1.66$148.34$181.66
$180.00$140.00Aug 21$1.23$0.38$1.61$138.39$181.61

Sell OTM put spread + OTM call spread. Collect premium, profit if stock stays between breakevens. 10 found (best R:R 0.37, avg credit $1.85)

Put SpreadCall SpreadExpiryCreditMax LossPOPR:RBE LowBE High
135/140185/190Aug 21$1.35$3.6581%0.37$138.65$186.35
145/150175/180Sep 18$3.15$1.8541%1.70$146.85$178.15
150/155185/190Aug 21$1.77$3.2367%0.55$153.23$186.77
135/140170/175Aug 21$0.53$4.4780%0.12$139.47$170.53
150/155170/175Aug 21$0.95$4.0566%0.23$154.05$170.95
155/160185/190Aug 21$1.40$3.6055%0.39$158.60$186.40
150/155175/180Sep 18$2.29$2.7135%0.85$152.71$177.29
155/160170/175Aug 21$0.58$4.4254%0.13$159.42$170.58
145/150180/195Sep 18$3.65$11.3549%0.32$146.35$183.65
150/155180/195Sep 18$2.79$12.2142%0.23$152.21$182.79

Buy lower + upper strikes, sell 2x middle strike. Low cost, max profit at the middle strike at expiry. 11 found (best R:R 4.43, cheapest $0.15)

CALLS (5)
LowMidHighExpiryDebitMax GainPOPR:R
$160.00$165.00$170.00Aug 21$0.92$4.0854%4.43
$160.00$165.00$170.00Sep 18$0.15$4.8518%32.33
$170.00$175.00$180.00Sep 18$0.26$4.7416%18.23
$155.00$160.00$165.00Aug 21$1.33$3.6738%2.76
$165.00$170.00$175.00Sep 18$0.72$4.2817%5.94
PUTS (3)
LowMidHighExpiryDebitMax GainPOPR:R
$160.00$165.00$170.00Aug 21$1.80$3.2056%1.78
$155.00$160.00$165.00Aug 21$1.50$3.5038%2.33
$150.00$155.00$160.00Sep 18$0.93$4.0715%4.38

Buy 1 option, sell 2 at a different strike (1:2 ratio). Can be entered for a credit. Unlimited risk on naked leg. 22 found (best net $-0.80, 13 credits)

CALLS (5)
Buy KSell KRatioExpiryNetMax Gain
$155.00$160.001:2Aug 21-$0.80$4.20
$150.00$155.001:2Aug 21-$3.80$1.20
$170.00$175.001:2Aug 21-$0.07$4.93
$175.00$180.001:2Sep 18-$1.73$3.27
$180.00$185.001:2Aug 21-$1.07$3.93
PUTS (5)
Buy KSell KRatioExpiryNetMax Gain
$150.00$145.001:2Sep 18-$0.37$4.63
$160.00$155.001:2Aug 21-$0.80$4.20
$150.00$140.001:2Aug 21-$0.33$9.67
$160.00$155.001:2Sep 18-$3.00$2.00
$155.00$150.001:2Sep 18-$3.01$1.99

Sell OTM calls against 100 shares you own. Collect premium for income, capped upside at strike. Yield% = premium/stock price. 6 found (best yield 4.22%, avg 1.64%)

StrikeExpiryBidDeltaOTM%Yield%If Called%VolOI
$165.00Sep 18$6.900.511.0%4.22%5.24%7322
$170.00Sep 18$4.700.414.1%2.88%6.95%2634
$175.00Sep 18$2.650.337.1%1.62%8.76%1617
$180.00Sep 18$1.300.2610.2%0.80%11.00%1263
$165.00Aug 21$0.450.431.0%0.28%1.29%495
$170.00Aug 21$0.100.144.1%0.06%4.14%14--

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 336
Total Puts 678
Put/Call Ratio 2.02
Net Difference -342

Prior's Put/Call Breakdown

Total Calls 116
Total Puts 51
Put/Call Ratio 0.44
Net Difference 65

Prior 7-Day Put/Call Summary

Total Calls 2,967
Total Puts 1,046
Average Put/Call Ratio 0.51
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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