Tour v422
GH
GUARDANT HEALTH INC
$145.47 -1.26%
$143.38 (-1.44%)🌙
as of 07/27 06:35 PM
(7/24 02:32) ◀
|
Monday, July 27, 2026 (6:35pm)
January 2026
|
▶ (7/28 18:38)
◀ 7/27 18:35 ▶

Option Volume

Detail
ℹ
Current (07/27) 860
Calls: 491 (57%)
Puts: 369 (43%)
Prior (07/24) 89
Calls: 50 (56%)
Puts: 39 (44%)
Current vs Prior +866.29%
Calls: +882.00% (Calls)
Puts: +846.15% (Puts)
Prior 7-Day Total 5,962
Calls: 2,715 (46%)
Puts: 3,247 (54%)
Prior 7-Day Average 851
Calls: 387 (46%)
Puts: 463 (54%)
Current vs Prior 7-Day Avg +0.97%
Calls: +26.59%
Puts: -20.45%
Sentiment BULLISH

Dollar Volume

Detail
ℹ
Current (07/27) $672.5K
Calls: $279.1K (42%)
Puts: $393.4K (58%)
Prior (07/24) $89.3K
Calls: $66.4K (74%)
Puts: $22.8K (26%)
Current vs Prior +653.28%
Calls: +320.06%
Puts: +1622.99%
Prior 7-Day Total $7.57M
Calls: $3.53M (47%)
Puts: $4.04M (53%)
Prior 7-Day Average $1.08M
Calls: $504.2K (47%)
Puts: $577.4K (53%)
Current vs Prior 7-Day Avg -37.83%
Calls: -44.65%
Puts: -31.87%
Sentiment BEARISH

Put/Call Ratio

Detail
ℹ
Current (07/27) 0.75
Prior (07/24) 0.78
Current vs Prior -3.65%
Prior 7-Day Average 1.72
Current vs Prior 7-Day Avg -56.37%
Sentiment NEUTRAL

Open Interest

Detail
ℹ
Current (07/27) 3,151
Calls: 2,068 (66%)
Puts: 1,083 (34%)
Prior (07/24) 2,432
Calls: 2,142 (88%)
Puts: 290 (12%)
Current vs Prior +29.56%
Prior 7-Day Total 24,348
Calls: 16,623 (68%)
Puts: 7,725 (32%)
Prior 7-Day Average 3,478
Calls: 2,374 (68%)
Puts: 1,103 (32%)
Current vs Prior 7-Day Avg -9.41%
Sentiment BEARISH

Expected Move

Detail
ℹ
Expiry (08/21) | Next (09/18)
Current 17.43% | 20.76%
Prior 16.73% | 20.57%
Current vs Prior +4.15% | +0.94%
Prior 7-Day Avg 15.22% | 20.63%
Current vs 7-Day Avg +14.47% | +0.65%
Prior 7-Day Eod 16.73% | 20.57%
Current vs 7-Day Eod +4.15% | +0.94%
Sentiment BEARISH

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

Massive premium surge with dollar volume up 653% vs prior. Unusually high activity with volume up 866% vs prior - elevated interest. Call-heavy open interest (2,068 calls vs 1,083 puts) suggests bullish positioning. Rising open interest (up 30%) indicates new positions being established.

Smart Money BEARISH
Retail Flow BULLISH
Overall BULLISH
Dollar Volume
Option Volume
Put/Call Ratio
Open Interest
Expected Move
Current BEARISH
Prior BULLISH
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 8 of results (avg 8.2%, best 6.2%)

CALLS (4)
StrikeExpiryBidAskMarkSpreadVolDeltaOI
$140.00Aug 2114.0014.90$14.456.2%530.62110
$145.00Aug 2111.3012.30$11.808.5%160.5592
$155.00Aug 217.207.90$7.559.3%60.41202
$150.00Aug 219.1010.00$9.559.4%150.48126
PUTS (4)
StrikeExpiryBidAskMarkSpreadVolDeltaOI
$155.00Aug 2116.1017.20$16.656.6%1050.59548
$150.00Aug 2113.0014.10$13.558.1%10.52136
$145.00Aug 2110.4011.30$10.858.3%1010.45--
$170.00Aug 2125.7028.20$26.959.3%10.76--

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 0.65, highest 0.80)

CALLS (4)
StrikeExpiryBidAskMarkSpreadVolDeltaOI
$125.00Aug 2122.6026.00$24.3014.0%10.80--
$135.00Aug 2115.8018.00$16.9013.0%80.69178
$140.00Aug 2114.0014.90$14.456.2%530.62110
$145.00Aug 2111.3012.30$11.808.5%160.5592
PUTS (3)
StrikeExpiryBidAskMarkSpreadVolDeltaOI
$170.00Aug 2125.7028.20$26.959.3%10.76--
$155.00Aug 2116.1017.20$16.656.6%1050.59548
$150.00Aug 2113.0014.10$13.558.1%10.52136

Most actively traded options today. High liquidity = easy entry/exit. 19 active (total vol 757, top 278)

CALLS (5)
StrikeExpiryBidAskMarkSpreadVolDeltaOI
$185.00Aug 210.902.70$1.80100.0%2780.1313
$140.00Aug 2114.0014.90$14.456.2%530.62110
$145.00Aug 2111.3012.30$11.808.5%160.5592
$150.00Aug 219.1010.00$9.559.4%150.48126
$135.00Aug 2115.8018.00$16.9013.0%80.69178
PUTS (5)
StrikeExpiryBidAskMarkSpreadVolDeltaOI
$155.00Aug 2116.1017.20$16.656.6%1050.59548
$145.00Aug 2110.4011.30$10.858.3%1010.45--
$140.00Aug 217.908.90$8.4011.9%530.38132
$130.00Aug 214.405.20$4.8016.7%500.25161
$135.00Aug 216.106.90$6.5012.3%500.3293

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. 15 found (best R:R 17.52, avg 3.56)

BULL CALL (5)
BuySellExpiryDebitMax GainMax LossR:RBE
$175.00$180.00Aug 21$0.27$4.73$0.2717.52$175.27
$180.00$185.00Aug 21$0.33$4.67$0.3314.15$180.33
$165.00$175.00Aug 21$2.25$7.75$2.253.44$167.25
$160.00$165.00Aug 21$1.30$3.70$1.302.85$161.30
$155.00$160.00Aug 21$1.60$3.40$1.602.13$156.60
BEAR PUT (5)
BuySellExpiryDebitMax GainMax LossR:RBE
$130.00$120.00Aug 21$2.75$7.25$2.752.64$127.25
$135.00$130.00Aug 21$1.70$3.30$1.701.94$133.30
$140.00$135.00Aug 21$1.90$3.10$1.901.63$138.10
$145.00$140.00Aug 21$2.45$2.55$2.451.04$142.55
$150.00$145.00Aug 21$2.70$2.30$2.700.85$147.30

Bear call spreads & bull put spreads collecting premium. Receive credit upfront, profit if stock stays in range. 17 found (best R:R 2.85, avg 0.89)

BEAR CALL (5)
SellBuyExpiryCreditMax GainMax LossR:RBE
$125.00$135.00Aug 21$7.40$7.40$2.602.85$132.40
$140.00$145.00Aug 21$2.65$2.65$2.351.13$142.65
$135.00$140.00Aug 21$2.45$2.45$2.550.96$137.45
$145.00$150.00Aug 21$2.25$2.25$2.750.82$147.25
$150.00$155.00Aug 21$2.00$2.00$3.000.67$152.00
BULL PUT (5)
SellBuyExpiryCreditMax GainMax LossR:RBE
$170.00$155.00Aug 21$10.30$10.30$4.702.19$159.70
$155.00$150.00Aug 21$3.10$3.10$1.901.63$151.90
$150.00$145.00Aug 21$2.70$2.70$2.301.17$147.30
$145.00$140.00Aug 21$2.45$2.45$2.550.96$142.55
$140.00$135.00Aug 21$1.90$1.90$3.100.61$138.10

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. 5 found (cheapest 15.57% of stock, avg 15.98%)

StrikeExpiryCall$Put$TotalBE LowBE HighCost%
$145.00Aug 21$11.80$10.85$22.65$122.35$167.6515.57%
$140.00Aug 21$14.45$8.40$22.85$117.15$162.8515.71%
$150.00Aug 21$9.55$13.55$23.10$126.90$173.1015.88%
$135.00Aug 21$16.90$6.50$23.40$111.60$158.4016.09%
$155.00Aug 21$7.55$16.65$24.20$130.80$179.2016.64%

Buy OTM call + OTM put at different strikes. Cheaper than straddles, needs bigger move to profit. 25 found (cheapest 3.06% of stock, avg 8.62%)

Call KPut KExpiryCall$Put$TotalBE LowBE High
$175.00$120.00Aug 21$2.40$2.05$4.45$115.55$179.45
$165.00$120.00Aug 21$4.65$2.05$6.70$113.30$171.70
$175.00$130.00Aug 21$2.40$4.80$7.20$122.80$182.20
$160.00$120.00Aug 21$5.95$2.05$8.00$112.00$168.00
$175.00$135.00Aug 21$2.40$6.50$8.90$126.10$183.90
$165.00$130.00Aug 21$4.65$4.80$9.45$120.55$174.45
$155.00$120.00Aug 21$7.55$2.05$9.60$110.40$164.60
$160.00$130.00Aug 21$5.95$4.80$10.75$119.25$170.75
$175.00$140.00Aug 21$2.40$8.40$10.80$129.20$185.80
$165.00$135.00Aug 21$4.65$6.50$11.15$123.85$176.15

Sell OTM put spread + OTM call spread. Collect premium, profit if stock stays between breakevens. 41 found (best R:R 8.09, avg credit $4.12)

Put SpreadCall SpreadExpiryCreditMax LossR:RBE LowBE High
140/145150/155Aug 21$4.45$0.558.09$140.55$154.45
150/155160/165Aug 21$4.40$0.607.33$150.60$164.40
130/135140/145Aug 21$4.35$0.656.69$130.65$144.35
145/150155/160Aug 21$4.30$0.706.14$145.70$159.30
135/140145/150Aug 21$4.15$0.854.88$135.85$149.15
140/145155/160Aug 21$4.05$0.954.26$140.95$159.05
145/150160/165Aug 21$4.00$1.004.00$146.00$164.00
130/135145/150Aug 21$3.95$1.053.76$131.05$148.95
135/140150/155Aug 21$3.90$1.103.55$136.10$153.90
140/145160/165Aug 21$3.75$1.253.00$141.25$163.75

Buy lower + upper strikes, sell 2x middle strike. Low cost, max profit at the middle strike at expiry. 8 found (best R:R 24.00, cheapest $0.20)

CALLS (4)
LowMidHighExpiryDebitMax GainR:R
$145.00$150.00$155.00Aug 21$0.25$4.7519.00
$155.00$160.00$165.00Aug 21$0.30$4.7015.67
$140.00$145.00$150.00Aug 21$0.40$4.6011.50
$150.00$155.00$160.00Aug 21$0.40$4.6011.50
PUTS (4)
LowMidHighExpiryDebitMax GainR:R
$130.00$135.00$140.00Aug 21$0.20$4.8024.00
$140.00$145.00$150.00Aug 21$0.25$4.7519.00
$145.00$150.00$155.00Aug 21$0.40$4.6011.50
$135.00$140.00$145.00Aug 21$0.55$4.458.09

Buy 1 option, sell 2 at a different strike (1:2 ratio). Can be entered for a credit. Unlimited risk on naked leg. 10 found (best net $-0.15, 9 credits)

CALLS (5)
Buy KSell KRatioExpiryNetMax Gain
$165.00$175.001:2Aug 21-$0.15$9.85
$180.00$185.001:2Aug 21-$1.47$3.53
$175.00$180.001:2Aug 21-$1.86$3.14
$160.00$165.001:2Aug 21-$3.35$1.65
$155.00$160.001:2Aug 21-$4.35$0.65
PUTS (4)
Buy KSell KRatioExpiryNetMax Gain
$170.00$155.001:2Aug 21-$6.35$8.65
$135.00$130.001:2Aug 21-$3.10$1.90
$140.00$135.001:2Aug 21-$4.60$0.40
$130.00$120.001:2Aug 21$0.70$9.30

Sell OTM calls against 100 shares you own. Collect premium for income, capped upside at strike. Yield% = premium/stock price. 7 found (best yield 6.26%, avg 2.86%)

StrikeExpiryBidDeltaOTM%Yield%If Called%VolOI
$150.00Aug 21$9.100.483.1%6.26%9.37%15126
$155.00Aug 21$7.200.416.5%4.95%11.50%6202
$160.00Aug 21$5.600.3510.0%3.85%13.84%8164
$165.00Aug 21$4.300.2913.4%2.96%16.38%6104
$175.00Aug 21$1.700.1820.3%1.17%21.47%237
$185.00Aug 21$0.900.1327.2%0.62%27.79%27813
$180.00Aug 21$0.350.1623.7%0.24%23.98%2--

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

Prior's Put/Call Breakdown

Total Calls 50
Total Puts 39
Put/Call Ratio 0.78
Net Difference 11

Prior 7-Day Put/Call Summary

Total Calls 2,715
Total Puts 3,247
Average Put/Call Ratio 1.72
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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