Tour v477
GH
GUARDANT HEALTH INC
$161.99 +6.33%
$161.00 (-0.61%)🌙
as of 07/31 06:38 PM
(7/30 18:02) ◀
|
Friday, July 31, 2026 (6:38pm)
January 2026
|
▶ (8/3 18:30)
◀ 7/31 18:38 ▶

Option Volume

Detail
ℹ
Current (07/31) 1,284
Calls: 662 (52%)
Puts: 622 (48%)
Prior (07/30) 1,656
Calls: 799 (48%)
Puts: 857 (52%)
Current vs Prior -22.46%
Calls: -17.15% (Calls)
Puts: -27.42% (Puts)
Prior 7-Day Total 7,949
Calls: 2,438 (31%)
Puts: 5,511 (69%)
Prior 7-Day Average 1,135
Calls: 348 (31%)
Puts: 787 (69%)
Current vs Prior 7-Day Avg +13.07%
Calls: +90.07%
Puts: -20.99%
Sentiment BULLISH

Dollar Volume

Detail
ℹ
Current (07/31) $1.39M
Calls: $1.03M (74%)
Puts: $356.7K (26%)
Prior (07/30) $1.30M
Calls: $807.1K (62%)
Puts: $497.2K (38%)
Current vs Prior +6.63%
Calls: +28.12%
Puts: -28.26%
Prior 7-Day Total $5.64M
Calls: $2.17M (38%)
Puts: $3.47M (62%)
Prior 7-Day Average $805.1K
Calls: $309.5K (38%)
Puts: $495.6K (62%)
Current vs Prior 7-Day Avg +72.74%
Calls: +234.11%
Puts: -28.03%
Sentiment BULLISH

Put/Call Ratio

Detail
ℹ
Current (07/31) 0.94
Prior (07/30) 1.07
Current vs Prior -12.40%
Prior 7-Day Average 2.04
Current vs Prior 7-Day Avg -54.01%
Sentiment NEUTRAL

Open Interest

Detail
ℹ
Current (07/31) 8,435
Calls: 3,781 (45%)
Puts: 4,654 (55%)
Prior (07/30) 20,822
Calls: 9,695 (47%)
Puts: 11,127 (53%)
Current vs Prior -59.49%
Prior 7-Day Total 48,549
Calls: 26,553 (55%)
Puts: 21,996 (45%)
Prior 7-Day Average 6,935
Calls: 3,793 (55%)
Puts: 3,142 (45%)
Current vs Prior 7-Day Avg +21.62%
Sentiment BULLISH

Expected Move

Detail
ℹ
Expiry (08/21) | Next (09/18)
Current 11.82% | 17.56%
Prior 17.23% | 20.77%
Current vs Prior -31.39% | -15.46%
Prior 7-Day Avg 17.16% | 20.79%
Current vs 7-Day Avg -31.10% | -15.53%
Prior 7-Day Eod 17.23% | 20.77%
Current vs 7-Day Eod -31.39% | -15.46%
Sentiment BULLISH

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 12.39% | 14.25%
Calls: 12.46% | 12.57%
Puts: 12.32% | 15.93%
Current vs 7-Day Avg -16.12% | -13.22%
Liquidity Expensive
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🤖 AI Insights

Moderately bullish flow with 74% call dollar volume ($1.03M). Dollar volume significantly above 7-day average (73% higher). Declining open interest (down 59%) indicates positions being closed.

Smart Money BULLISH
Retail Flow NEUTRAL
Overall BULLISH
Dollar Volume
Option Volume
Put/Call Ratio
Open Interest
Expected Move
Current BULLISH
Prior BULLISH
7-Day Avg BEARISH
Current NEUTRAL
Prior NEUTRAL
7-Day Avg NEUTRAL
Current NEUTRAL
Prior NEUTRAL
7-Day Avg NEUTRAL
Current BEARISH
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 1 of results (avg 9.8%, best 9.8%)

CALLS (0)
No calls meet the criteria
PUTS (1)
StrikeExpiryBidAskMarkSpreadVolDeltaOI
$175.00Aug 2115.6017.20$16.409.8%10.70121

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 0.72, highest 0.86)

CALLS (5)
StrikeExpiryBidAskMarkSpreadVolDeltaOI
$140.00Aug 2122.6025.60$24.1012.4%10.86--
$145.00Aug 2118.3021.50$19.9016.1%50.81141
$150.00Aug 2115.0017.10$16.0513.1%420.74196
$155.00Aug 2111.7013.80$12.7516.5%350.65234
$160.00Aug 218.0010.50$9.2527.0%460.56189
PUTS (3)
StrikeExpiryBidAskMarkSpreadVolDeltaOI
$185.00Aug 2122.5025.90$24.2014.0%10.815
$175.00Aug 2115.6017.20$16.409.8%10.70121
$170.00Aug 2112.0013.80$12.9014.0%10.62--

Most actively traded options today. High liquidity = easy entry/exit. 21 active (total vol 660, top 106)

CALLS (5)
StrikeExpiryBidAskMarkSpreadVolDeltaOI
$180.00Aug 211.853.50$2.6861.6%1050.23160
$165.00Aug 216.508.40$7.4525.5%520.47112
$160.00Aug 218.0010.50$9.2527.0%460.56189
$150.00Aug 2115.0017.10$16.0513.1%420.74196
$155.00Aug 2111.7013.80$12.7516.5%350.65234
PUTS (5)
StrikeExpiryBidAskMarkSpreadVolDeltaOI
$130.00Aug 210.551.65$1.10100.0%1060.082.8K
$140.00Aug 211.202.15$1.6756.9%720.14106
$160.00Aug 216.508.30$7.4024.3%460.44255
$135.00Aug 210.701.90$1.3092.3%330.10--
$145.00Aug 211.903.20$2.5551.0%320.20144

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

No setups found for this strategy

Bull call spreads & bear put spreads with the best risk/reward ratios. Pay a debit upfront, defined max loss. 14 found (best R:R 24.00, avg 5.12)

BULL CALL (5)
BuySellExpiryDebitMax GainMax LossR:RBE
$180.00$185.00Aug 21$0.58$4.42$0.587.62$180.58
$185.00$190.00Aug 21$0.75$4.25$0.755.67$185.75
$175.00$180.00Aug 21$1.22$3.78$1.223.10$176.22
$170.00$175.00Aug 21$1.45$3.55$1.452.45$171.45
$160.00$165.00Aug 21$1.80$3.20$1.801.78$161.80
BEAR PUT (5)
BuySellExpiryDebitMax GainMax LossR:RBE
$135.00$130.00Aug 21$0.20$4.80$0.2024.00$134.80
$140.00$135.00Aug 21$0.37$4.63$0.3712.51$139.63
$145.00$140.00Aug 21$0.88$4.12$0.884.68$144.12
$150.00$145.00Aug 21$1.03$3.97$1.033.85$148.97
$155.00$150.00Aug 21$1.77$3.23$1.771.82$153.23

Bear call spreads & bull put spreads collecting premium. Receive credit upfront, profit if stock stays in range. 19 found (best R:R 5.25, avg 1.27)

BEAR CALL (5)
SellBuyExpiryCreditMax GainMax LossR:RBE
$140.00$145.00Aug 21$4.20$4.20$0.805.25$144.20
$145.00$150.00Aug 21$3.85$3.85$1.153.35$148.85
$155.00$160.00Aug 21$3.50$3.50$1.502.33$158.50
$150.00$155.00Aug 21$3.30$3.30$1.701.94$153.30
$165.00$170.00Aug 21$2.10$2.10$2.900.72$167.10
BULL PUT (5)
SellBuyExpiryCreditMax GainMax LossR:RBE
$185.00$175.00Aug 21$7.80$7.80$2.203.55$177.20
$175.00$170.00Aug 21$3.50$3.50$1.502.33$171.50
$170.00$160.00Aug 21$5.50$5.50$4.501.22$164.50
$160.00$155.00Aug 21$2.05$2.05$2.950.69$157.95
$155.00$150.00Aug 21$1.77$1.77$3.230.55$153.23

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

No setups found for this strategy

Buy call + put at the same strike and expiry. Profits from large moves in either direction. 8 found (cheapest 10.28% of stock, avg 12.92%)

StrikeExpiryCall$Put$TotalBE LowBE HighCost%
$160.00Aug 21$9.25$7.40$16.65$143.35$176.6510.28%
$155.00Aug 21$12.75$5.35$18.10$136.90$173.1011.17%
$170.00Aug 21$5.35$12.90$18.25$151.75$188.2511.27%
$150.00Aug 21$16.05$3.58$19.63$130.37$169.6312.12%
$175.00Aug 21$3.90$16.40$20.30$154.70$195.3012.53%
$145.00Aug 21$19.90$2.55$22.45$122.55$167.4513.86%
$140.00Aug 21$24.10$1.67$25.77$114.23$165.7715.91%
$185.00Aug 21$2.10$24.20$26.30$158.70$211.3016.24%

Buy OTM call + OTM put at different strikes. Cheaper than straddles, needs bigger move to profit. 25 found (cheapest 2.33% of stock, avg 5.19%)

Call KPut KExpiryCall$Put$TotalBE LowBE High
$185.00$140.00Aug 21$2.10$1.67$3.77$136.23$188.77
$180.00$140.00Aug 21$2.68$1.67$4.35$135.65$184.35
$185.00$145.00Aug 21$2.10$2.55$4.65$140.35$189.65
$180.00$145.00Aug 21$2.68$2.55$5.23$139.77$185.23
$175.00$140.00Aug 21$3.90$1.67$5.57$134.43$180.57
$185.00$150.00Aug 21$2.10$3.58$5.68$144.32$190.68
$180.00$150.00Aug 21$2.68$3.58$6.26$143.74$186.26
$175.00$145.00Aug 21$3.90$2.55$6.45$138.55$181.45
$170.00$140.00Aug 21$5.35$1.67$7.02$132.98$177.02
$185.00$155.00Aug 21$2.10$5.35$7.45$147.55$192.45

Sell OTM put spread + OTM call spread. Collect premium, profit if stock stays between breakevens. 50 found (best R:R 9.64, avg credit $2.98)

Put SpreadCall SpreadExpiryCreditMax LossR:RBE LowBE High
145/150155/160Aug 21$4.53$0.479.64$145.47$159.53
130/135140/145Aug 21$4.40$0.607.33$130.60$144.40
140/145155/160Aug 21$4.38$0.627.06$140.62$159.38
170/175185/190Aug 21$4.25$0.755.67$170.75$189.25
135/140145/150Aug 21$4.22$0.785.41$135.78$149.22
140/145150/155Aug 21$4.18$0.825.10$140.82$154.18
155/160165/170Aug 21$4.15$0.854.88$155.85$169.15
170/175180/185Aug 21$4.08$0.924.43$170.92$184.08
130/135145/150Aug 21$4.05$0.954.26$130.95$149.05
135/140155/160Aug 21$3.87$1.133.42$136.13$158.87

Buy lower + upper strikes, sell 2x middle strike. Low cost, max profit at the middle strike at expiry. 11 found (best R:R 32.33, cheapest $0.15)

CALLS (5)
LowMidHighExpiryDebitMax GainR:R
$170.00$175.00$180.00Aug 21$0.23$4.7720.74
$140.00$145.00$150.00Aug 21$0.35$4.6513.29
$145.00$150.00$155.00Aug 21$0.55$4.458.09
$175.00$180.00$185.00Aug 21$0.64$4.366.81
$165.00$170.00$175.00Aug 21$0.65$4.356.69
PUTS (5)
LowMidHighExpiryDebitMax GainR:R
$140.00$145.00$150.00Aug 21$0.15$4.8532.33
$130.00$135.00$140.00Aug 21$0.17$4.8328.41
$150.00$155.00$160.00Aug 21$0.28$4.7216.86
$135.00$140.00$145.00Aug 21$0.51$4.498.80
$145.00$150.00$155.00Aug 21$0.74$4.265.76

Buy 1 option, sell 2 at a different strike (1:2 ratio). Can be entered for a credit. Unlimited risk on naked leg. 13 found (best net $-1.90, 13 credits)

CALLS (5)
Buy KSell KRatioExpiryNetMax Gain
$185.00$190.001:2Aug 21-$0.60$4.40
$175.00$180.001:2Aug 21-$1.46$3.54
$180.00$185.001:2Aug 21-$1.52$3.48
$170.00$175.001:2Aug 21-$2.45$2.55
$165.00$170.001:2Aug 21-$3.25$1.75
PUTS (5)
Buy KSell KRatioExpiryNetMax Gain
$170.00$160.001:2Aug 21-$1.90$8.10
$145.00$140.001:2Aug 21-$0.79$4.21
$135.00$130.001:2Aug 21-$0.90$4.10
$140.00$135.001:2Aug 21-$0.93$4.07
$150.00$145.001:2Aug 21-$1.52$3.48

Sell OTM calls against 100 shares you own. Collect premium for income, capped upside at strike. Yield% = premium/stock price. 6 found (best yield 4.01%, avg 1.85%)

StrikeExpiryBidDeltaOTM%Yield%If Called%VolOI
$165.00Aug 21$6.500.471.9%4.01%5.87%52112
$170.00Aug 21$4.500.384.9%2.78%7.72%24208
$175.00Aug 21$3.000.308.0%1.85%9.88%1655
$180.00Aug 21$1.850.2311.1%1.14%12.26%105160
$185.00Aug 21$1.350.1814.2%0.83%15.04%3321
$190.00Aug 21$0.800.1317.3%0.49%17.79%5--

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 662
Total Puts 622
Put/Call Ratio 0.94
Net Difference 40

Prior's Put/Call Breakdown

Total Calls 799
Total Puts 857
Put/Call Ratio 1.07
Net Difference -58

Prior 7-Day Put/Call Summary

Total Calls 2,438
Total Puts 5,511
Average Put/Call Ratio 2.04
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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