Tour v452
GH
GUARDANT HEALTH INC
$143.62 -1.27%
$142.97 (-0.45%)🌙
as of 07/28 06:38 PM
(7/27 18:35) ◀
|
Tuesday, July 28, 2026 (6:38pm)
January 2026
|
▶ (7/29 14:06)
◀ 7/28 18:38 ▶

Option Volume

Detail
ℹ
Current (07/28) 278
Calls: 159 (57%)
Puts: 119 (43%)
Prior (07/27) 860
Calls: 491 (57%)
Puts: 369 (43%)
Current vs Prior -67.67%
Calls: -67.62% (Calls)
Puts: -67.75% (Puts)
Prior 7-Day Total 5,839
Calls: 2,480 (42%)
Puts: 3,359 (58%)
Prior 7-Day Average 834
Calls: 354 (42%)
Puts: 479 (58%)
Current vs Prior 7-Day Avg -66.67%
Calls: -55.12%
Puts: -75.20%
Sentiment BULLISH

Dollar Volume

Detail
ℹ
Current (07/28) $163.5K
Calls: $115.4K (71%)
Puts: $48.1K (29%)
Prior (07/27) $672.5K
Calls: $279.1K (42%)
Puts: $393.4K (58%)
Current vs Prior -75.68%
Calls: -58.65%
Puts: -87.77%
Prior 7-Day Total $6.63M
Calls: $2.57M (39%)
Puts: $4.06M (61%)
Prior 7-Day Average $947.3K
Calls: $367.0K (39%)
Puts: $580.4K (61%)
Current vs Prior 7-Day Avg -82.74%
Calls: -68.56%
Puts: -91.71%
Sentiment BULLISH

Put/Call Ratio

Detail
ℹ
Current (07/28) 0.75
Prior (07/27) 0.75
Current vs Prior -0.41%
Prior 7-Day Average 1.78
Current vs Prior 7-Day Avg -57.94%
Sentiment NEUTRAL

Open Interest

Detail
ℹ
Current (07/28) 1,771
Calls: 1,447 (82%)
Puts: 324 (18%)
Prior (07/27) 3,151
Calls: 2,068 (66%)
Puts: 1,083 (34%)
Current vs Prior -43.80%
Prior 7-Day Total 21,943
Calls: 14,175 (65%)
Puts: 7,768 (35%)
Prior 7-Day Average 3,134
Calls: 2,025 (65%)
Puts: 1,109 (35%)
Current vs Prior 7-Day Avg -43.50%
Sentiment BEARISH

Expected Move

Detail
ℹ
Expiry (08/21) | Next (09/18)
Current 17.27% | 20.78%
Prior 17.43% | 20.76%
Current vs Prior -0.91% | +0.11%
Prior 7-Day Avg 17.25% | 21.14%
Current vs 7-Day Avg +0.13% | -1.68%
Prior 7-Day Eod 17.43% | 20.76%
Current vs 7-Day Eod -0.91% | +0.11%
Sentiment BULLISH

Relative Spread

Detail
ℹ
Expiry | Next
Current 12.04% | 13.84%
Calls: 12.12% | 11.76%
Puts: 11.97% | 15.91%
Prior 12.04% | 13.84%
Calls: 12.12% | 11.76%
Puts: 11.97% | 15.91%
Current vs Prior +0.00% | +0.00%
Prior 7-Day Avg 12.04% | 13.84%
Calls: 12.12% | 11.76%
Puts: 11.97% | 15.91%
Current vs 7-Day Avg -0.00% | +0.00%
Liquidity Expensive
+
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🤖 AI Insights

Moderately bullish flow with 71% call dollar volume ($115.4K). Light premium activity with dollar volume down 76% vs prior. Below-average activity with volume down 68% vs prior. Call-heavy open interest (1,447 calls vs 324 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 BEARISH
7-Day Avg BEARISH
Current BULLISH
Prior BULLISH
7-Day Avg NEUTRAL
Current NEUTRAL
Prior NEUTRAL
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 3 of results (avg 8.1%, best 6.0%)

CALLS (2)
StrikeExpiryBidAskMarkSpreadVolDeltaOI
$155.00Aug 216.506.90$6.706.0%300.38201
$150.00Aug 217.908.70$8.309.6%390.45141
PUTS (1)
StrikeExpiryBidAskMarkSpreadVolDeltaOI
$140.00Aug 218.709.50$9.108.8%90.41127

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. 3 found (avg delta 0.72, highest 0.77)

CALLS (3)
StrikeExpiryBidAskMarkSpreadVolDeltaOI
$125.00Aug 2120.8024.60$22.7016.7%20.77--
$130.00Aug 2117.1021.00$19.0520.5%10.72--
$135.00Aug 2114.1017.80$15.9523.2%10.66--
PUTS (0)
No puts meet the criteria

Most actively traded options today. High liquidity = easy entry/exit. 16 active (total vol 211, top 61)

CALLS (5)
StrikeExpiryBidAskMarkSpreadVolDeltaOI
$150.00Aug 217.908.70$8.309.6%390.45141
$155.00Aug 216.506.90$6.706.0%300.38201
$160.00Aug 213.705.50$4.6039.1%120.30160
$180.00Aug 210.502.95$1.73141.6%40.14135
$165.00Aug 213.304.20$3.7524.0%30.26100
PUTS (5)
StrikeExpiryBidAskMarkSpreadVolDeltaOI
$125.00Aug 213.505.20$4.3539.1%610.2251
$120.00Aug 211.354.50$2.93107.5%220.1755
$115.00Aug 211.052.55$1.8083.3%200.1237
$140.00Aug 218.709.50$9.108.8%90.41127
$130.00Aug 214.905.60$5.2513.3%20.27--

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. 13 found (best R:R 16.86, avg 4.13)

BULL CALL (5)
BuySellExpiryDebitMax GainMax LossR:RBE
$180.00$185.00Aug 21$0.28$4.72$0.2816.86$180.28
$170.00$180.00Aug 21$0.95$9.05$0.959.53$170.95
$160.00$165.00Aug 21$0.85$4.15$0.854.88$160.85
$165.00$170.00Aug 21$1.07$3.93$1.073.67$166.07
$150.00$155.00Aug 21$1.60$3.40$1.602.12$151.60
BEAR PUT (5)
BuySellExpiryDebitMax GainMax LossR:RBE
$130.00$125.00Aug 21$0.90$4.10$0.904.56$129.10
$120.00$115.00Aug 21$1.13$3.87$1.133.42$118.87
$125.00$120.00Aug 21$1.42$3.58$1.422.52$123.58
$135.00$130.00Aug 21$1.75$3.25$1.751.86$133.25
$140.00$135.00Aug 21$2.10$2.90$2.101.38$137.90

Bear call spreads & bull put spreads collecting premium. Receive credit upfront, profit if stock stays in range. 14 found (best R:R 2.70, avg 0.67)

BEAR CALL (5)
SellBuyExpiryCreditMax GainMax LossR:RBE
$125.00$130.00Aug 21$3.65$3.65$1.352.70$128.65
$130.00$135.00Aug 21$3.10$3.10$1.901.63$133.10
$135.00$150.00Aug 21$7.65$7.65$7.351.04$142.65
$155.00$160.00Aug 21$2.10$2.10$2.900.72$157.10
$150.00$155.00Aug 21$1.60$1.60$3.400.47$151.60
BULL PUT (5)
SellBuyExpiryCreditMax GainMax LossR:RBE
$140.00$135.00Aug 21$2.10$2.10$2.900.72$137.90
$135.00$130.00Aug 21$1.75$1.75$3.250.54$133.25
$125.00$120.00Aug 21$1.42$1.42$3.580.40$123.58
$120.00$115.00Aug 21$1.13$1.13$3.870.29$118.87
$130.00$125.00Aug 21$0.90$0.90$4.100.22$129.10

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. 3 found (cheapest 15.98% of stock, avg 17.24%)

StrikeExpiryCall$Put$TotalBE LowBE HighCost%
$135.00Aug 21$15.95$7.00$22.95$112.05$157.9515.98%
$130.00Aug 21$19.05$5.25$24.30$105.70$154.3016.92%
$125.00Aug 21$22.70$4.35$27.05$97.95$152.0518.83%

Buy OTM call + OTM put at different strikes. Cheaper than straddles, needs bigger move to profit. 25 found (cheapest 3.91% of stock, avg 7.61%)

Call KPut KExpiryCall$Put$TotalBE LowBE High
$170.00$120.00Aug 21$2.68$2.93$5.61$114.39$175.61
$165.00$120.00Aug 21$3.75$2.93$6.68$113.32$171.68
$170.00$125.00Aug 21$2.68$4.35$7.03$117.97$177.03
$160.00$120.00Aug 21$4.60$2.93$7.53$112.47$167.53
$170.00$130.00Aug 21$2.68$5.25$7.93$122.07$177.93
$165.00$125.00Aug 21$3.75$4.35$8.10$116.90$173.10
$160.00$125.00Aug 21$4.60$4.35$8.95$116.05$168.95
$165.00$130.00Aug 21$3.75$5.25$9.00$121.00$174.00
$155.00$120.00Aug 21$6.70$2.93$9.63$110.37$164.63
$170.00$135.00Aug 21$2.68$7.00$9.68$125.32$179.68

Sell OTM put spread + OTM call spread. Collect premium, profit if stock stays between breakevens. 36 found (best R:R 21.73, avg credit $3.28)

Put SpreadCall SpreadExpiryCreditMax LossR:RBE LowBE High
115/120125/130Aug 21$4.78$0.2221.73$115.22$129.78
120/125130/135Aug 21$4.52$0.489.42$120.48$134.52
115/120130/135Aug 21$4.23$0.775.49$115.77$134.23
135/140155/160Aug 21$4.20$0.805.25$135.80$159.20
130/135155/160Aug 21$3.85$1.153.35$131.15$158.85
135/140150/155Aug 21$3.70$1.302.85$136.30$153.70
120/125155/160Aug 21$3.52$1.482.38$121.48$158.52
130/135150/155Aug 21$3.35$1.652.03$131.65$153.35
115/120155/160Aug 21$3.23$1.771.82$116.77$158.23
135/140165/170Aug 21$3.17$1.831.73$136.83$168.17

Buy lower + upper strikes, sell 2x middle strike. Low cost, max profit at the middle strike at expiry. 5 found (best R:R 16.24, cheapest $0.29)

CALLS (2)
LowMidHighExpiryDebitMax GainR:R
$125.00$130.00$135.00Aug 21$0.55$4.458.09
$155.00$160.00$165.00Aug 21$1.25$3.753.00
PUTS (3)
LowMidHighExpiryDebitMax GainR:R
$115.00$120.00$125.00Aug 21$0.29$4.7116.24
$130.00$135.00$140.00Aug 21$0.35$4.6513.29
$125.00$130.00$135.00Aug 21$0.85$4.154.88

Buy 1 option, sell 2 at a different strike (1:2 ratio). Can be entered for a credit. Unlimited risk on naked leg. 11 found (best net $-0.65, 11 credits)

CALLS (5)
Buy KSell KRatioExpiryNetMax Gain
$135.00$150.001:2Aug 21-$0.65$14.35
$170.00$180.001:2Aug 21-$0.78$9.22
$180.00$185.001:2Aug 21-$1.17$3.83
$165.00$170.001:2Aug 21-$1.61$3.39
$155.00$160.001:2Aug 21-$2.50$2.50
PUTS (5)
Buy KSell KRatioExpiryNetMax Gain
$120.00$115.001:2Aug 21-$0.67$4.33
$125.00$120.001:2Aug 21-$1.51$3.49
$130.00$125.001:2Aug 21-$3.45$1.55
$135.00$130.001:2Aug 21-$3.50$1.50
$140.00$135.001:2Aug 21-$4.90$0.10

Sell OTM calls against 100 shares you own. Collect premium for income, capped upside at strike. Yield% = premium/stock price. 7 found (best yield 5.50%, avg 2.48%)

StrikeExpiryBidDeltaOTM%Yield%If Called%VolOI
$150.00Aug 21$7.900.454.4%5.50%9.94%39141
$155.00Aug 21$6.500.387.9%4.53%12.45%30201
$160.00Aug 21$3.700.3011.4%2.58%13.98%12160
$165.00Aug 21$3.300.2614.9%2.30%17.18%3100
$170.00Aug 21$2.150.2018.4%1.50%19.86%3--
$185.00Aug 21$0.900.1228.8%0.63%29.44%1284
$180.00Aug 21$0.500.1425.3%0.35%25.68%4135

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 159
Total Puts 119
Put/Call Ratio 0.75
Net Difference 40

Prior's Put/Call Breakdown

Total Calls 491
Total Puts 369
Put/Call Ratio 0.75
Net Difference 122

Prior 7-Day Put/Call Summary

Total Calls 2,480
Total Puts 3,359
Average Put/Call Ratio 1.78
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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