Tour v526
GH
GUARDANT HEALTH INC
$167.88 +2.78%
$167.17 (-0.42%)🌙
as of 08/20 06:34 PM
(8/19 18:32) ◀
|
Thursday, August 20, 2026 (6:34pm)
January 2026
|
▶ (8/21 18:34)
◀ 8/20 18:34 ▶

Option Volume

Detail
ℹ
Current (08/20) 1,196
Calls: 882 (74%)
Puts: 314 (26%)
Prior (08/19) 1,014
Calls: 336 (33%)
Puts: 678 (67%)
Current vs Prior +17.95%
Calls: +162.50% (Calls)
Puts: -53.69% (Puts)
Prior 7-Day Total 3,999
Calls: 2,399 (60%)
Puts: 1,600 (40%)
Prior 7-Day Average 571
Calls: 342 (60%)
Puts: 228 (40%)
Current vs Prior 7-Day Avg +109.35%
Calls: +157.36%
Puts: +37.37%
Sentiment BULLISH

Dollar Volume

Detail
ℹ
Current (08/20) $1.39M
Calls: $1.23M (88%)
Puts: $164.5K (12%)
Prior (08/19) $449.0K
Calls: $402.0K (90%)
Puts: $47.0K (10%)
Current vs Prior +209.61%
Calls: +204.90%
Puts: +249.82%
Prior 7-Day Total $2.77M
Calls: $1.45M (52%)
Puts: $1.32M (48%)
Prior 7-Day Average $395.1K
Calls: $207.0K (52%)
Puts: $188.0K (48%)
Current vs Prior 7-Day Avg +251.88%
Calls: +491.94%
Puts: -12.49%
Sentiment BULLISH

Put/Call Ratio

Detail
ℹ
Current (08/20) 0.36
Prior (08/19) 2.02
Current vs Prior -82.36%
Prior 7-Day Average 0.78
Current vs Prior 7-Day Avg -54.10%
Sentiment BULLISH

Open Interest

Detail
ℹ
Current (08/20) 5,249
Calls: 4,029 (77%)
Puts: 1,220 (23%)
Prior (08/19) 7,412
Calls: 2,819 (38%)
Puts: 4,593 (62%)
Current vs Prior -29.18%
Prior 7-Day Total 30,086
Calls: 17,087 (57%)
Puts: 12,999 (43%)
Prior 7-Day Average 4,298
Calls: 2,441 (57%)
Puts: 1,857 (43%)
Current vs Prior 7-Day Avg +22.13%
Sentiment BEARISH

Expected Move

Detail
ℹ
Expiry (08/21) | Next (09/18)Expiry (08/21) | Next (09/18)
Current 4.36% | 12.57%4.36% | 12.57%
Prior 5.05% | 12.40%5.05% | 12.40%
Current vs Prior -13.67% | +1.38%-13.67% | +1.38%
Prior 7-Day Avg 6.57% | 12.98%6.57% | 12.98%
Current vs 7-Day Avg -33.68% | -3.20%-33.67% | -3.20%
Prior 7-Day Eod 5.05% | 12.40%5.05% | 12.40%
Current vs 7-Day Eod -13.67% | +1.38%-13.67% | +1.38%
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 88% of dollar volume in calls ($1.23M) vs puts ($164.5K). Massive premium surge with dollar volume up 210% vs prior. Dollar volume significantly above 7-day average (252% higher). Volume explosion - 109% above 7-day average (1,196 vs avg 571).

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 BEARISH
7-Day Avg NEUTRAL
Current BULLISH
Prior BEARISH
7-Day Avg NEUTRAL
Current BULLISH
Prior BEARISH
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 4 of results (avg 9.2%, best 8.0%)

CALLS (3)
StrikeExpiryBidAskMarkSpreadVolDeltaOI
$135.00Sep 1832.6035.70$34.159.1%10.90--
$135.00Aug 2131.4034.60$33.009.7%211.00168
$155.00Aug 2112.5013.80$13.159.9%1890.96203
PUTS (1)
StrikeExpiryBidAskMarkSpreadVolDeltaOI
$200.00Sep 1831.4034.00$32.708.0%100.8835

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. 11 found (avg delta 0.82, highest 1.00)

CALLS (5)
StrikeExpiryBidAskMarkSpreadVolDeltaOI
$135.00Aug 2131.4034.60$33.009.7%211.00168
$145.00Aug 2121.4024.60$23.0013.9%10.99134
$150.00Aug 2116.1019.60$17.8519.6%20.99141
$155.00Aug 2112.5013.80$13.159.9%1890.96203
$135.00Sep 1832.6035.70$34.159.1%10.90--
PUTS (2)
StrikeExpiryBidAskMarkSpreadVolDeltaOI
$200.00Sep 1831.4034.00$32.708.0%100.8835
$170.00Sep 188.5011.50$10.0030.0%360.51122

Most actively traded options today. High liquidity = easy entry/exit. 32 active (total vol 744, top 189)

CALLS (5)
StrikeExpiryBidAskMarkSpreadVolDeltaOI
$155.00Aug 2112.5013.80$13.159.9%1890.96203
$180.00Aug 210.000.65$0.33197.0%410.09--
$185.00Sep 181.854.10$2.9775.8%380.2423
$170.00Aug 210.602.30$1.45117.2%340.38454
$180.00Sep 182.855.50$4.1863.4%310.32264
PUTS (5)
StrikeExpiryBidAskMarkSpreadVolDeltaOI
$140.00Sep 180.102.35$1.23182.9%770.1050
$150.00Sep 181.804.50$3.1585.7%400.2195
$170.00Sep 188.5011.50$10.0030.0%360.51122
$165.00Sep 186.108.90$7.5037.3%310.435
$160.00Aug 210.001.05$0.53198.1%290.13292

Term structure inversion — near-term IV higher than far-term IV at the same strike. Signals expected near-term catalyst or volatility event. 3 strikes (avg 64.6%, max 90.3%)

CALLS (3)
StrikeNear ExpFar ExpNear IVFar IVBack%VolOI
$175.00Aug 21Sep 1891.6%48.1%90.3%2324
$165.00Aug 21Sep 1878.6%46.7%68.1%40171
$170.00Aug 21Sep 1865.9%48.7%35.4%48494
PUTS (0)
No puts found

Bull call spreads & bear put spreads with the best risk/reward ratios. Pay a debit upfront, defined max loss. 20 found (best R:R 34.71, avg 8.38)

BULL CALL (5)
BuySellExpiryDebitMax GainMax LossPOPR:RBE
$185.00$190.00Sep 18$0.14$4.86$0.1424%34.71$185.14
$170.00$175.00Aug 21$0.60$4.40$0.6038%7.33$170.60
$160.00$165.00Sep 18$2.90$2.10$2.9066%0.72$162.90
$170.00$175.00Sep 18$2.05$2.95$2.0548%1.44$172.05
$180.00$185.00Sep 18$1.21$3.79$1.2132%3.13$181.21
BEAR PUT (5)
BuySellExpiryDebitMax GainMax LossPOPR:RBE
$165.00$160.00Aug 21$0.80$4.20$0.8031%5.25$164.20
$160.00$150.00Sep 18$2.40$7.60$2.4034%3.17$157.60
$145.00$140.00Sep 18$0.52$4.48$0.5214%8.62$144.48
$155.00$150.00Aug 21$0.10$4.90$0.104%49.00$154.90
$165.00$160.00Sep 18$1.95$3.05$1.9543%1.56$163.05

Bear call spreads & bull put spreads collecting premium. Receive credit upfront, profit if stock stays in range. 16 found (best R:R 0.39, avg 0.26)

BEAR CALL (5)
SellBuyExpiryCreditMax GainMax LossPOPR:RBE
$190.00$195.00Sep 18$1.00$1.00$4.0078%0.25$191.00
$185.00$190.00Aug 21$0.35$0.35$4.6591%0.08$185.35
$175.00$180.00Sep 18$1.82$1.82$3.1860%0.57$176.82
$175.00$180.00Aug 21$0.52$0.52$4.4880%0.12$175.52
$195.00$200.00Sep 18$0.53$0.53$4.4784%0.12$195.53
BULL PUT (5)
SellBuyExpiryCreditMax GainMax LossPOPR:RBE
$150.00$145.00Sep 18$1.40$1.40$3.6079%0.39$148.60
$160.00$155.00Aug 21$0.40$0.40$4.6087%0.09$159.60
$165.00$160.00Sep 18$1.95$1.95$3.0557%0.64$163.05
$155.00$150.00Aug 21$0.10$0.10$4.9096%0.02$154.90
$145.00$140.00Sep 18$0.52$0.52$4.4886%0.12$144.48

Same strike, different expirations. Sell near-term, buy far-term. Profits from time decay differential. 3 found (avg debit $6.59, cheapest $6.17)

CALLS (2)
StrikeNear ExpFar ExpNet DebitNear IVFar IV
$165.00Aug 21Sep 18$7.0078.6%46.7%
$170.00Aug 21Sep 18$6.6065.9%48.7%
PUTS (1)
StrikeNear ExpFar ExpNet DebitNear IVFar IV
$165.00Aug 21Sep 18$6.1778.6%46.7%

Buy call + put at the same strike and expiry. Profits from large moves in either direction. 6 found (cheapest 3.23% of stock, avg 8.31%)

StrikeExpiryCall$Put$TotalBE LowBE HighCost%
$165.00Aug 21$4.10$1.33$5.43$159.57$170.433.23%
$160.00Aug 21$8.25$0.53$8.78$151.22$168.785.23%
$155.00Aug 21$13.15$0.13$13.28$141.72$168.287.91%
$170.00Sep 18$8.05$10.00$18.05$151.95$188.0510.75%
$165.00Sep 18$11.10$7.50$18.60$146.40$183.6011.08%
$160.00Sep 18$14.00$5.55$19.55$140.45$179.5511.65%

Buy OTM call + OTM put at different strikes. Cheaper than straddles, needs bigger move to profit. 33 found (cheapest 0.51% of stock, avg 4.15%)

Call KPut KExpiryCall$Put$TotalBE LowBE High
$180.00$160.00Aug 21$0.33$0.53$0.86$159.14$180.86
$185.00$160.00Aug 21$0.50$0.53$1.03$158.97$186.03
$175.00$160.00Aug 21$0.85$0.53$1.38$158.62$176.38
$180.00$165.00Aug 21$0.33$1.33$1.66$163.34$181.66
$185.00$165.00Aug 21$0.50$1.33$1.83$163.17$186.83
$175.00$165.00Aug 21$0.85$1.33$2.18$162.82$177.18
$170.00$160.00Aug 21$1.45$0.53$1.98$158.02$171.98
$170.00$165.00Aug 21$1.45$1.33$2.78$162.22$172.78
$190.00$140.00Sep 18$2.83$1.23$4.06$135.94$194.06
$185.00$140.00Sep 18$2.97$1.23$4.20$135.80$189.20

Sell OTM put spread + OTM call spread. Collect premium, profit if stock stays between breakevens. 18 found (best R:R 0.92, avg credit $1.73)

Put SpreadCall SpreadExpiryCreditMax LossPOPR:RBE LowBE High
145/150190/195Sep 18$2.40$2.6058%0.92$147.60$192.40
145/150195/200Sep 18$1.93$3.0764%0.63$148.07$196.93
145/150180/185Sep 18$2.61$2.3948%1.09$147.39$182.61
150/155185/190Aug 21$0.45$4.5587%0.10$154.55$185.45
140/145190/195Sep 18$1.52$3.4865%0.44$143.48$191.52
155/160185/190Aug 21$0.75$4.2577%0.18$159.25$185.75
140/145195/200Sep 18$1.05$3.9571%0.27$143.95$196.05
140/145180/185Sep 18$1.73$3.2755%0.53$143.27$181.73
150/155175/180Aug 21$0.62$4.3876%0.14$154.38$175.62
145/150185/190Sep 18$1.54$3.4655%0.45$148.46$186.54

Buy lower + upper strikes, sell 2x middle strike. Low cost, max profit at the middle strike at expiry. 15 found (best R:R 61.50, cheapest $0.08)

CALLS (5)
LowMidHighExpiryDebitMax GainPOPR:R
$170.00$175.00$180.00Aug 21$0.08$4.9229%61.50
$170.00$175.00$180.00Sep 18$0.23$4.7717%20.74
$160.00$165.00$170.00Aug 21$1.50$3.5049%2.33
$155.00$160.00$165.00Aug 21$0.75$4.2527%5.67
$175.00$180.00$185.00Sep 18$0.61$4.3916%7.20
PUTS (4)
LowMidHighExpiryDebitMax GainPOPR:R
$155.00$160.00$165.00Aug 21$0.40$4.6027%11.50
$150.00$155.00$160.00Aug 21$0.30$4.7012%15.67
$160.00$165.00$170.00Sep 18$0.55$4.4517%8.09
$140.00$145.00$150.00Sep 18$0.88$4.1211%4.68

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 $-0.75, 13 credits)

CALLS (5)
Buy KSell KRatioExpiryNetMax Gain
$155.00$160.001:2Aug 21-$3.35$1.65
$170.00$175.001:2Aug 21-$0.25$4.75
$190.00$195.001:2Sep 18-$0.83$4.17
$195.00$200.001:2Sep 18-$0.77$4.23
$180.00$185.001:2Aug 21-$0.67$4.33
PUTS (5)
Buy KSell KRatioExpiryNetMax Gain
$160.00$150.001:2Sep 18-$0.75$9.25
$150.00$145.001:2Sep 18-$0.35$4.65
$145.00$140.001:2Sep 18-$0.71$4.29
$165.00$160.001:2Sep 18-$3.60$1.40
$200.00$170.001:2Sep 18$12.70$17.30

Sell OTM calls against 100 shares you own. Collect premium for income, capped upside at strike. Yield% = premium/stock price. 8 found (best yield 3.99%, avg 1.34%)

StrikeExpiryBidDeltaOTM%Yield%If Called%VolOI
$170.00Sep 18$6.700.481.3%3.99%5.25%1440
$175.00Sep 18$4.800.404.2%2.86%7.10%724
$180.00Sep 18$2.850.327.2%1.70%8.92%31264
$185.00Sep 18$1.850.2410.2%1.10%11.30%3823
$190.00Sep 18$0.850.2213.2%0.51%13.68%4--
$195.00Sep 18$0.150.1616.1%0.09%16.24%5--
$200.00Sep 18$0.150.1219.1%0.09%19.22%714
$170.00Aug 21$0.600.381.3%0.36%1.62%34454

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 882
Total Puts 314
Put/Call Ratio 0.36
Net Difference 568

Prior's Put/Call Breakdown

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

Prior 7-Day Put/Call Summary

Total Calls 2,399
Total Puts 1,600
Average Put/Call Ratio 0.78
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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