Tour v509
GH
GUARDANT HEALTH INC
$159.54 -3.37%
$159.88 (+0.21%)🌙
as of 08/13 06:34 PM
(8/12 18:37) ◀
|
Thursday, August 13, 2026 (6:34pm)
January 2026
|
▶ (8/14 18:32)
◀ 8/13 18:34 ▶

Option Volume

Detail
ℹ
Current (08/13) 684
Calls: 291 (43%)
Puts: 393 (57%)
Prior (08/12) 353
Calls: 303 (86%)
Puts: 50 (14%)
Current vs Prior +93.77%
Calls: -3.96% (Calls)
Puts: +686.00% (Puts)
Prior 7-Day Total 4,177
Calls: 2,915 (70%)
Puts: 1,262 (30%)
Prior 7-Day Average 596
Calls: 416 (70%)
Puts: 180 (30%)
Current vs Prior 7-Day Avg +14.63%
Calls: -30.12%
Puts: +117.99%
Sentiment BEARISH

Dollar Volume

Detail
ℹ
Current (08/13) $1.09M
Calls: $199.4K (18%)
Puts: $891.8K (82%)
Prior (08/12) $214.1K
Calls: $167.6K (78%)
Puts: $46.5K (22%)
Current vs Prior +409.58%
Calls: +18.96%
Puts: +1817.51%
Prior 7-Day Total $4.27M
Calls: $3.34M (78%)
Puts: $927.6K (22%)
Prior 7-Day Average $610.0K
Calls: $477.5K (78%)
Puts: $132.5K (22%)
Current vs Prior 7-Day Avg +78.88%
Calls: -58.24%
Puts: +572.93%
Sentiment BEARISH

Put/Call Ratio

Detail
ℹ
Current (08/13) 1.35
Prior (08/12) 0.17
Current vs Prior +718.41%
Prior 7-Day Average 0.58
Current vs Prior 7-Day Avg +133.63%
Sentiment BEARISH

Open Interest

Detail
ℹ
Current (08/13) 7,131
Calls: 2,082 (29%)
Puts: 5,049 (71%)
Prior (08/12) 3,057
Calls: 2,573 (84%)
Puts: 484 (16%)
Current vs Prior +133.27%
Prior 7-Day Total 35,524
Calls: 19,705 (55%)
Puts: 15,819 (45%)
Prior 7-Day Average 5,074
Calls: 2,815 (55%)
Puts: 2,259 (45%)
Current vs Prior 7-Day Avg +40.52%
Sentiment BULLISH

Expected Move

Detail
ℹ
Expiry (08/21) | Next (09/18)Expiry (08/21) | Next (09/18)
Current 7.58% | 13.41%7.58% | 13.41%
Prior 7.81% | 13.63%7.81% | 13.63%
Current vs Prior -2.93% | -1.57%-2.93% | -1.57%
Prior 7-Day Avg 8.87% | 14.64%8.87% | 14.64%
Current vs 7-Day Avg -14.47% | -8.37%-14.47% | -8.37%
Prior 7-Day Eod 7.81% | 13.63%7.81% | 13.63%
Current vs 7-Day Eod -2.93% | -1.57%-2.93% | -1.57%
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 bearish conviction with 82% of dollar volume in puts ($891.8K) vs calls ($199.4K). Massive premium surge with dollar volume up 410% vs prior. Dollar volume significantly above 7-day average (79% higher). Above-average activity with volume up 94% vs prior.

Smart Money BEARISH
Retail Flow BEARISH
Overall BEARISH
Dollar Volume
Option Volume
Put/Call Ratio
Open Interest
Expected Move
Current BEARISH
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 1 of results (avg 4.3%, best 4.3%)

CALLS (1)
StrikeExpiryBidAskMarkSpreadVolDeltaOI
$160.00Sep 189.109.50$9.304.3%100.52--
PUTS (0)
No puts meet the criteria

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. 10 found (avg delta 0.72, highest 0.92)

CALLS (5)
StrikeExpiryBidAskMarkSpreadVolDeltaOI
$140.00Aug 2117.9021.60$19.7518.7%300.9164
$145.00Aug 2113.5016.40$14.9519.4%40.89--
$150.00Sep 1813.6017.00$15.3022.2%120.70--
$155.00Aug 215.608.90$7.2545.5%10.69--
$155.00Sep 1810.5013.50$12.0025.0%110.61--
PUTS (4)
StrikeExpiryBidAskMarkSpreadVolDeltaOI
$180.00Aug 2118.8022.30$20.5517.0%1600.9241
$180.00Sep 1820.9024.60$22.7516.3%10.7789
$165.00Aug 215.909.40$7.6545.8%10.69--
$160.00Aug 213.606.10$4.8551.5%60.50292

Most actively traded options today. High liquidity = easy entry/exit. 27 active (total vol 449, top 160)

CALLS (5)
StrikeExpiryBidAskMarkSpreadVolDeltaOI
$175.00Aug 210.001.90$0.95200.0%460.14134
$165.00Aug 210.703.40$2.05131.7%360.32100
$140.00Aug 2117.9021.60$19.7518.7%300.9164
$170.00Aug 210.752.00$1.3890.6%290.21527
$160.00Aug 214.005.00$4.5022.2%230.50255
PUTS (5)
StrikeExpiryBidAskMarkSpreadVolDeltaOI
$180.00Aug 2118.8022.30$20.5517.0%1600.9241
$140.00Sep 180.254.50$2.38178.6%170.1743
$150.00Sep 183.905.00$4.4524.7%70.3060
$155.00Sep 185.407.00$6.2025.8%70.3978
$160.00Aug 213.606.10$4.8551.5%60.50292

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 3.2%, max 4.6%)

CALLS (2)
StrikeNear ExpFar ExpNear IVFar IVBack%VolOI
$160.00Aug 21Sep 1850.5%48.3%4.6%33255
$170.00Aug 21Sep 1851.1%51.0%0.3%35549
PUTS (1)
StrikeNear ExpFar ExpNear IVFar IVBack%VolOI
$160.00Aug 21Sep 1850.5%48.3%4.6%7297

Bull call spreads & bear put spreads with the best risk/reward ratios. Pay a debit upfront, defined max loss. 19 found (best R:R 3.17, avg 5.45)

BULL CALL (5)
BuySellExpiryDebitMax GainMax LossPOPR:RBE
$165.00$170.00Sep 18$1.20$3.80$1.2044%3.17$166.20
$165.00$170.00Aug 21$0.67$4.33$0.6732%6.46$165.67
$170.00$175.00Aug 21$0.43$4.57$0.4321%10.63$170.43
$155.00$160.00Aug 21$2.75$2.25$2.7569%0.82$157.75
$160.00$165.00Sep 18$2.10$2.90$2.1052%1.38$162.10
BEAR PUT (5)
BuySellExpiryDebitMax GainMax LossPOPR:RBE
$165.00$160.00Aug 21$2.80$2.20$2.8068%0.79$162.20
$180.00$160.00Sep 18$13.35$6.65$13.3577%0.50$166.65
$150.00$140.00Sep 18$2.07$7.93$2.0730%3.83$147.93
$155.00$150.00Sep 18$1.75$3.25$1.7539%1.86$153.25
$145.00$130.00Aug 21$0.60$14.40$0.6010%24.00$144.40

Bear call spreads & bull put spreads collecting premium. Receive credit upfront, profit if stock stays in range. 12 found (best R:R 0.04, avg 0.34)

BEAR CALL (5)
SellBuyExpiryCreditMax GainMax LossPOPR:RBE
$170.00$175.00Sep 18$2.05$2.05$2.9563%0.69$172.05
$160.00$165.00Aug 21$2.45$2.45$2.5550%0.96$162.45
$175.00$180.00Aug 21$0.50$0.50$4.5086%0.11$175.50
$180.00$185.00Aug 21$0.17$0.17$4.8392%0.04$180.17
$175.00$190.00Sep 18$2.25$2.25$12.7571%0.18$177.25
BULL PUT (3)
SellBuyExpiryCreditMax GainMax LossPOPR:RBE
$145.00$130.00Aug 21$0.60$0.60$14.4090%0.04$144.40
$155.00$150.00Sep 18$1.75$1.75$3.2561%0.54$153.25
$150.00$140.00Sep 18$2.07$2.07$7.9370%0.26$147.93

Same strike, different expirations. Sell near-term, buy far-term. Profits from time decay differential. 4 found (avg debit $4.81, cheapest $4.55)

CALLS (3)
StrikeNear ExpFar ExpNet DebitNear IVFar IV
$160.00Aug 21Sep 18$4.8050.5%48.3%
$155.00Aug 21Sep 18$4.7542.8%41.6%
$165.00Aug 21Sep 18$5.1544.5%48.2%
PUTS (1)
StrikeNear ExpFar ExpNet DebitNear IVFar IV
$160.00Aug 21Sep 18$4.5550.5%48.3%

Buy call + put at the same strike and expiry. Profits from large moves in either direction. 6 found (cheapest 5.86% of stock, avg 9.54%)

StrikeExpiryCall$Put$TotalBE LowBE HighCost%
$160.00Aug 21$4.50$4.85$9.35$150.65$169.355.86%
$165.00Aug 21$2.05$7.65$9.70$155.30$174.706.08%
$145.00Aug 21$14.95$0.63$15.58$129.42$160.589.77%
$155.00Sep 18$12.00$6.20$18.20$136.80$173.2011.41%
$160.00Sep 18$9.30$9.40$18.70$141.30$178.7011.72%
$150.00Sep 18$15.30$4.45$19.75$130.25$169.7512.38%

Buy OTM call + OTM put at different strikes. Cheaper than straddles, needs bigger move to profit. 21 found (cheapest 0.68% of stock, avg 5.30%)

Call KPut KExpiryCall$Put$TotalBE LowBE High
$180.00$145.00Aug 21$0.45$0.63$1.08$143.92$181.08
$175.00$145.00Aug 21$0.95$0.63$1.58$143.42$176.58
$170.00$145.00Aug 21$1.38$0.63$2.01$142.99$172.01
$165.00$145.00Aug 21$2.05$0.63$2.68$142.32$167.68
$190.00$140.00Sep 18$1.70$2.38$4.08$135.92$194.08
$175.00$140.00Sep 18$3.95$2.38$6.33$133.67$181.33
$190.00$150.00Sep 18$1.70$4.45$6.15$143.85$196.15
$160.00$145.00Aug 21$4.50$0.63$5.13$139.87$165.13
$175.00$150.00Sep 18$3.95$4.45$8.40$141.60$183.40
$170.00$140.00Sep 18$6.00$2.38$8.38$131.62$178.38

Sell OTM put spread + OTM call spread. Collect premium, profit if stock stays between breakevens. 5 found (best R:R 0.05, avg credit $1.70)

Put SpreadCall SpreadExpiryCreditMax LossPOPR:RBE LowBE High
130/145180/185Aug 21$0.77$14.2382%0.05$144.23$180.77
130/145175/180Aug 21$1.10$13.9075%0.08$143.90$176.10
130/145170/175Aug 21$1.03$13.9769%0.07$143.97$171.03
140/150175/190Sep 18$4.32$10.6841%0.40$145.68$179.32
130/145165/170Aug 21$1.27$13.7358%0.09$143.73$166.27

Buy lower + upper strikes, sell 2x middle strike. Low cost, max profit at the middle strike at expiry. 10 found (best R:R 3.14, cheapest $0.09)

CALLS (5)
LowMidHighExpiryDebitMax GainPOPR:R
$155.00$160.00$165.00Aug 21$0.30$4.7037%15.67
$165.00$170.00$175.00Aug 21$0.24$4.7617%19.83
$180.00$185.00$190.00Aug 21$0.09$4.914%54.56
$175.00$180.00$185.00Aug 21$0.33$4.6710%14.15
$150.00$155.00$160.00Sep 18$0.60$4.4018%7.33
PUTS (2)
LowMidHighExpiryDebitMax GainPOPR:R
$130.00$145.00$160.00Aug 21$3.62$11.3850%3.14
$150.00$155.00$160.00Sep 18$1.45$3.5518%2.45

Buy 1 option, sell 2 at a different strike (1:2 ratio). Can be entered for a credit. Unlimited risk on naked leg. 19 found (best net $-0.31, 11 credits)

CALLS (5)
Buy KSell KRatioExpiryNetMax Gain
$155.00$160.001:2Aug 21-$1.75$3.25
$165.00$170.001:2Aug 21-$0.71$4.29
$170.00$175.001:2Aug 21-$0.52$4.48
$180.00$185.001:2Aug 21-$0.11$4.89
$185.00$190.001:2Aug 21-$0.12$4.88
PUTS (5)
Buy KSell KRatioExpiryNetMax Gain
$150.00$140.001:2Sep 18-$0.31$9.69
$165.00$160.001:2Aug 21-$2.05$2.95
$160.00$155.001:2Sep 18-$3.00$2.00
$155.00$150.001:2Sep 18-$2.70$2.30
$180.00$160.001:2Sep 18$3.95$16.05

Sell OTM calls against 100 shares you own. Collect premium for income, capped upside at strike. Yield% = premium/stock price. 8 found (best yield 5.70%, avg 2.17%)

StrikeExpiryBidDeltaOTM%Yield%If Called%VolOI
$160.00Sep 18$9.100.520.3%5.70%5.99%10--
$170.00Sep 18$5.000.376.6%3.13%9.69%622
$165.00Sep 18$5.600.443.4%3.51%6.93%414
$175.00Sep 18$2.400.299.7%1.50%11.19%115
$190.00Sep 18$0.100.1419.1%0.06%19.16%469
$160.00Aug 21$4.000.500.3%2.51%2.80%23255
$170.00Aug 21$0.750.216.6%0.47%7.03%29527
$165.00Aug 21$0.700.323.4%0.44%3.86%36100

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 291
Total Puts 393
Put/Call Ratio 1.35
Net Difference -102

Prior's Put/Call Breakdown

Total Calls 303
Total Puts 50
Put/Call Ratio 0.17
Net Difference 253

Prior 7-Day Put/Call Summary

Total Calls 2,915
Total Puts 1,262
Average Put/Call Ratio 0.58
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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