Tour v509
GH
GUARDANT HEALTH INC
$161.67 +2.84%
$162.81 (+0.71%)🌙
as of 08/17 06:32 PM
(8/14 18:32) ◀
|
Monday, August 17, 2026 (6:32pm)
January 2026
|
▶ (8/18 18:33)
◀ 8/17 18:32 ▶

Option Volume

Detail
ℹ
Current (08/17) 583
Calls: 490 (84%)
Puts: 93 (16%)
Prior (08/14) 807
Calls: 674 (84%)
Puts: 133 (16%)
Current vs Prior -27.76%
Calls: -27.30% (Calls)
Puts: -30.08% (Puts)
Prior 7-Day Total 4,729
Calls: 3,296 (70%)
Puts: 1,433 (30%)
Prior 7-Day Average 675
Calls: 470 (70%)
Puts: 204 (30%)
Current vs Prior 7-Day Avg -13.70%
Calls: +4.07%
Puts: -54.57%
Sentiment BULLISH

Dollar Volume

Detail
ℹ
Current (08/17) $242.8K
Calls: $191.0K (79%)
Puts: $51.8K (21%)
Prior (08/14) $287.1K
Calls: $179.0K (62%)
Puts: $108.2K (38%)
Current vs Prior -15.43%
Calls: +6.73%
Puts: -52.09%
Prior 7-Day Total $4.54M
Calls: $3.03M (67%)
Puts: $1.51M (33%)
Prior 7-Day Average $648.5K
Calls: $433.3K (67%)
Puts: $215.2K (33%)
Current vs Prior 7-Day Avg -62.55%
Calls: -55.92%
Puts: -75.91%
Sentiment BULLISH

Put/Call Ratio

Detail
ℹ
Current (08/17) 0.19
Prior (08/14) 0.20
Current vs Prior -3.82%
Prior 7-Day Average 0.65
Current vs Prior 7-Day Avg -70.80%
Sentiment BULLISH

Open Interest

Detail
ℹ
Current (08/17) 3,209
Calls: 2,482 (77%)
Puts: 727 (23%)
Prior (08/14) 2,987
Calls: 2,519 (84%)
Puts: 468 (16%)
Current vs Prior +7.43%
Prior 7-Day Total 32,467
Calls: 18,792 (58%)
Puts: 13,675 (42%)
Prior 7-Day Average 4,638
Calls: 2,684 (58%)
Puts: 1,953 (42%)
Current vs Prior 7-Day Avg -30.81%
Sentiment BEARISH

Expected Move

Detail
ℹ
Expiry (08/21) | Next (09/18)Expiry (08/21) | Next (09/18)
Current 5.83% | 12.46%5.83% | 12.46%
Prior 6.32% | 12.79%6.32% | 12.79%
Current vs Prior -7.66% | -2.52%-7.65% | -2.52%
Prior 7-Day Avg 8.04% | 14.01%8.04% | 14.01%
Current vs 7-Day Avg -27.48% | -11.07%-27.48% | -11.07%
Prior 7-Day Eod 6.32% | 12.79%6.32% | 12.79%
Current vs 7-Day Eod -7.66% | -2.52%-7.65% | -2.52%
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 79% of dollar volume in calls ($191.0K) vs puts ($51.8K). Extreme bullish P/C ratio of 0.19 - heavy call buying (490 calls vs 93 puts). Call-heavy open interest (2,482 calls vs 727 puts) suggests bullish 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 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. 7 found (avg delta 0.74, highest 0.88)

CALLS (5)
StrikeExpiryBidAskMarkSpreadVolDeltaOI
$145.00Aug 2115.1018.80$16.9521.8%60.88--
$150.00Aug 2110.3013.00$11.6523.2%50.88--
$155.00Aug 215.809.80$7.8051.3%100.75203
$150.00Sep 1814.0017.90$15.9524.5%50.7419
$155.00Sep 1810.7014.70$12.7031.5%10.67--
PUTS (1)
StrikeExpiryBidAskMarkSpreadVolDeltaOI
$165.00Aug 213.107.00$5.0577.2%30.6529

Most actively traded options today. High liquidity = easy entry/exit. 27 active (total vol 333, top 65)

CALLS (5)
StrikeExpiryBidAskMarkSpreadVolDeltaOI
$170.00Aug 210.050.90$0.48177.1%650.13531
$180.00Sep 182.003.00$2.5040.0%360.23242
$160.00Aug 212.456.30$4.3887.9%350.58256
$180.00Aug 210.100.25$0.1883.3%240.04200
$185.00Sep 180.053.60$1.83194.0%190.174
PUTS (5)
StrikeExpiryBidAskMarkSpreadVolDeltaOI
$160.00Aug 211.703.70$2.7074.1%250.41270
$150.00Sep 182.654.90$3.7859.5%250.26--
$155.00Sep 183.306.70$5.0068.0%80.3484
$150.00Aug 210.101.10$0.60166.7%60.12--
$140.00Sep 181.402.95$2.1771.4%50.15--

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 24.3%, max 40.8%)

CALLS (2)
StrikeNear ExpFar ExpNear IVFar IVBack%VolOI
$155.00Aug 21Sep 1861.5%43.7%40.8%11203
$165.00Aug 21Sep 1850.0%44.8%11.7%18118
PUTS (1)
StrikeNear ExpFar ExpNear IVFar IVBack%VolOI
$160.00Aug 21Sep 1851.9%43.0%20.5%26276

Bull call spreads & bear put spreads with the best risk/reward ratios. Pay a debit upfront, defined max loss. 17 found (best R:R 2.70, avg 4.50)

BULL CALL (5)
BuySellExpiryDebitMax GainMax LossPOPR:RBE
$165.00$170.00Sep 18$1.35$3.65$1.3548%2.70$166.35
$155.00$165.00Sep 18$5.30$4.70$5.3067%0.89$160.30
$185.00$190.00Sep 18$0.28$4.72$0.2817%16.86$185.28
$150.00$155.00Sep 18$3.25$1.75$3.2574%0.54$153.25
$180.00$185.00Sep 18$0.67$4.33$0.6723%6.46$180.67
BEAR PUT (5)
BuySellExpiryDebitMax GainMax LossPOPR:RBE
$165.00$160.00Aug 21$2.35$2.65$2.3565%1.13$162.65
$150.00$145.00Sep 18$0.81$4.19$0.8126%5.17$149.19
$155.00$150.00Sep 18$1.22$3.78$1.2234%3.10$153.78
$145.00$140.00Sep 18$0.80$4.20$0.8020%5.25$144.20
$160.00$155.00Sep 18$2.05$2.95$2.0543%1.44$157.95

Bear call spreads & bull put spreads collecting premium. Receive credit upfront, profit if stock stays in range. 13 found (best R:R 1.06, avg 0.32)

BEAR CALL (5)
SellBuyExpiryCreditMax GainMax LossPOPR:RBE
$170.00$175.00Sep 18$2.57$2.57$2.4360%1.06$172.57
$165.00$170.00Aug 21$1.47$1.47$3.5365%0.42$166.47
$175.00$180.00Aug 21$0.32$0.32$4.6889%0.07$175.32
$175.00$180.00Sep 18$0.98$0.98$4.0270%0.24$175.98
$180.00$185.00Sep 18$0.67$0.67$4.3377%0.15$180.67
BULL PUT (5)
SellBuyExpiryCreditMax GainMax LossPOPR:RBE
$145.00$140.00Aug 21$0.70$0.70$4.3089%0.16$144.30
$160.00$150.00Aug 21$2.10$2.10$7.9058%0.27$157.90
$160.00$155.00Sep 18$2.05$2.05$2.9557%0.69$157.95
$145.00$140.00Sep 18$0.80$0.80$4.2080%0.19$144.20
$155.00$150.00Sep 18$1.22$1.22$3.7866%0.32$153.78

Same strike, different expirations. Sell near-term, buy far-term. Profits from time decay differential. 2 found (avg debit $4.90, cheapest $4.35)

CALLS (1)
StrikeNear ExpFar ExpNet DebitNear IVFar IV
$165.00Aug 21Sep 18$5.4550.0%44.8%
PUTS (1)
StrikeNear ExpFar ExpNet DebitNear IVFar IV
$160.00Aug 21Sep 18$4.3551.9%43.0%

Buy call + put at the same strike and expiry. Profits from large moves in either direction. 5 found (cheapest 4.33% of stock, avg 7.89%)

StrikeExpiryCall$Put$TotalBE LowBE HighCost%
$165.00Aug 21$1.95$5.05$7.00$158.00$172.004.33%
$160.00Aug 21$4.38$2.70$7.08$152.92$167.084.38%
$150.00Aug 21$11.65$0.60$12.25$137.75$162.257.58%
$155.00Sep 18$12.70$5.00$17.70$137.30$172.7010.95%
$150.00Sep 18$15.95$3.78$19.73$130.27$169.7312.20%

Buy OTM call + OTM put at different strikes. Cheaper than straddles, needs bigger move to profit. 34 found (cheapest 0.67% of stock, avg 4.23%)

Call KPut KExpiryCall$Put$TotalBE LowBE High
$170.00$150.00Aug 21$0.48$0.60$1.08$148.92$171.08
$175.00$150.00Aug 21$0.50$0.60$1.10$148.90$176.10
$170.00$145.00Aug 21$0.48$0.88$1.36$143.64$171.36
$175.00$145.00Aug 21$0.50$0.88$1.38$143.62$176.38
$165.00$150.00Aug 21$1.95$0.60$2.55$147.45$167.55
$165.00$145.00Aug 21$1.95$0.88$2.83$142.17$167.83
$185.00$140.00Sep 18$1.83$2.17$4.00$136.00$189.00
$170.00$160.00Aug 21$0.48$2.70$3.18$156.82$173.18
$175.00$160.00Aug 21$0.50$2.70$3.20$156.80$178.20
$185.00$145.00Sep 18$1.83$2.97$4.80$140.20$189.80

Sell OTM put spread + OTM call spread. Collect premium, profit if stock stays between breakevens. 10 found (best R:R 0.26, avg credit $1.53)

Put SpreadCall SpreadExpiryCreditMax LossPOPR:RBE LowBE High
140/145175/180Aug 21$1.02$3.9878%0.26$143.98$176.02
140/145180/185Sep 18$1.47$3.5357%0.42$143.53$181.47
140/145175/180Sep 18$1.78$3.2250%0.55$143.22$176.78
140/145185/190Sep 18$1.08$3.9262%0.28$143.92$186.08
150/155180/185Sep 18$1.89$3.1144%0.61$153.11$181.89
145/150180/185Sep 18$1.48$3.5251%0.42$148.52$181.48
150/155175/180Sep 18$2.20$2.8037%0.79$152.80$177.20
145/150175/180Sep 18$1.79$3.2144%0.56$148.21$176.79
150/155185/190Sep 18$1.50$3.5049%0.43$153.50$186.50
145/150185/190Sep 18$1.09$3.9157%0.28$148.91$186.09

Buy lower + upper strikes, sell 2x middle strike. Low cost, max profit at the middle strike at expiry. 11 found (best R:R 4.21, cheapest $0.22)

CALLS (5)
LowMidHighExpiryDebitMax GainPOPR:R
$160.00$165.00$170.00Aug 21$0.96$4.0445%4.21
$150.00$155.00$160.00Aug 21$0.43$4.5730%10.63
$155.00$160.00$165.00Aug 21$0.99$4.0140%4.05
$175.00$180.00$185.00Sep 18$0.31$4.6912%15.13
$175.00$180.00$185.00Aug 21$0.22$4.789%21.73
PUTS (2)
LowMidHighExpiryDebitMax GainPOPR:R
$145.00$150.00$155.00Sep 18$0.41$4.5913%11.20
$150.00$155.00$160.00Sep 18$0.83$4.1717%5.02

Buy 1 option, sell 2 at a different strike (1:2 ratio). Can be entered for a credit. Unlimited risk on naked leg. 21 found (best net $-2.10, 15 credits)

CALLS (5)
Buy KSell KRatioExpiryNetMax Gain
$155.00$165.001:2Sep 18-$2.10$7.90
$155.00$160.001:2Aug 21-$0.96$4.04
$170.00$175.001:2Sep 18-$0.91$4.09
$150.00$155.001:2Aug 21-$3.95$1.05
$170.00$175.001:2Aug 21-$0.52$4.48
PUTS (5)
Buy KSell KRatioExpiryNetMax Gain
$165.00$160.001:2Aug 21-$0.35$4.65
$145.00$140.001:2Sep 18-$1.37$3.63
$150.00$145.001:2Aug 21-$1.16$3.84
$160.00$155.001:2Sep 18-$2.95$2.05
$150.00$145.001:2Sep 18-$2.16$2.84

Sell OTM calls against 100 shares you own. Collect premium for income, capped upside at strike. Yield% = premium/stock price. 5 found (best yield 3.03%, avg 1.95%)

StrikeExpiryBidDeltaOTM%Yield%If Called%VolOI
$170.00Sep 18$4.900.405.2%3.03%8.18%1819
$165.00Sep 18$5.500.482.1%3.40%5.46%516
$180.00Sep 18$2.000.2311.3%1.24%12.57%36242
$175.00Sep 18$1.950.298.2%1.21%9.45%515
$165.00Aug 21$1.400.352.1%0.87%2.93%13102

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 490
Total Puts 93
Put/Call Ratio 0.19
Net Difference 397

Prior's Put/Call Breakdown

Total Calls 674
Total Puts 133
Put/Call Ratio 0.20
Net Difference 541

Prior 7-Day Put/Call Summary

Total Calls 3,296
Total Puts 1,433
Average Put/Call Ratio 0.65
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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