Tour v477
ALGN
ALIGN TECHNOLOGY INC
$169.16 -2.45%
(7/30 18:16) ◀
|
Friday, July 31, 2026 (6:10pm)
January 2026
|
▶ (8/3 18:11)
◀ 7/31 18:10 ▶

Option Volume

Detail
ℹ
Current (07/31) 1,780
Calls: 636 (36%)
Puts: 1,144 (64%)
Prior (07/30) 2,817
Calls: 700 (25%)
Puts: 2,117 (75%)
Current vs Prior -36.81%
Calls: -9.14% (Calls)
Puts: -45.96% (Puts)
Prior 7-Day Total 10,033
Calls: 4,056 (40%)
Puts: 5,977 (60%)
Prior 7-Day Average 1,433
Calls: 579 (40%)
Puts: 853 (60%)
Current vs Prior 7-Day Avg +24.19%
Calls: +9.76%
Puts: +33.98%
Sentiment BEARISH

Dollar Volume

Detail
ℹ
Current (07/31) $615.9K
Calls: $361.4K (59%)
Puts: $254.5K (41%)
Prior (07/30) $627.8K
Calls: $476.8K (76%)
Puts: $151.0K (24%)
Current vs Prior -1.90%
Calls: -24.19%
Puts: +68.49%
Prior 7-Day Total $5.95M
Calls: $3.15M (53%)
Puts: $2.80M (47%)
Prior 7-Day Average $850.3K
Calls: $449.7K (53%)
Puts: $400.6K (47%)
Current vs Prior 7-Day Avg -27.57%
Calls: -19.63%
Puts: -36.47%
Sentiment BULLISH

Put/Call Ratio

Detail
ℹ
Current (07/31) 1.80
Prior (07/30) 3.02
Current vs Prior -40.52%
Prior 7-Day Average 1.89
Current vs Prior 7-Day Avg -4.94%
Sentiment BEARISH

Open Interest

Detail
ℹ
Current (07/31) 5,270
Calls: 1,920 (36%)
Puts: 3,350 (64%)
Prior (07/30) 9,014
Calls: 4,930 (55%)
Puts: 4,084 (45%)
Current vs Prior -41.54%
Prior 7-Day Total 76,733
Calls: 40,641 (53%)
Puts: 36,092 (47%)
Prior 7-Day Average 10,961
Calls: 5,805 (53%)
Puts: 5,156 (47%)
Current vs Prior 7-Day Avg -51.92%
Sentiment BULLISH

Expected Move

Detail
ℹ
Expiry (07/31) | Next (08/07)Expiry (08/21) | Next (09/18)
Current 2.97% | 5.14%8.51% | 13.30%
Prior 3.95% | 6.00%9.14% | 12.74%
Current vs Prior +30.20% | +20.25%-6.87% | +4.37%
Prior 7-Day Avg 8.26% | 11.19%13.43% | 16.96%
Current vs 7-Day Avg -37.70% | -35.53%-36.61% | -21.59%
Prior 7-Day Eod 3.95% | 6.00%9.14% | 12.74%
Current vs 7-Day Eod +30.20% | +20.25%-6.87% | +4.37%
Sentiment BEARISHBULLISH

Relative Spread

Detail
ℹ
Expiry | Next
Current 15.70% | 17.34%
Calls: 13.22% | 16.81%
Puts: 18.18% | 17.86%
Prior 15.70% | 17.34%
Calls: 13.22% | 16.81%
Puts: 18.18% | 17.86%
Current vs Prior +0.00% | +0.00%
Prior 7-Day Avg 41.60% | 44.58%
Calls: 28.20% | 48.63%
Puts: 54.99% | 40.53%
Current vs 7-Day Avg -62.26% | -61.11%
Liquidity Expensive
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🤖 AI Insights

Extreme bearish P/C ratio of 1.80 - heavy put buying. P/C ratio dropping 41% - sentiment shifting bullish. Put-heavy open interest (3,350 puts vs 1,920 calls) suggests hedging or bearish positioning. Declining open interest (down 42%) indicates positions being closed.

Smart Money BULLISH
Retail Flow BEARISH
Overall BEARISH
Dollar Volume
Option Volume
Put/Call Ratio
Open Interest
Expected Move
Current BULLISH
Prior BULLISH
7-Day Avg BULLISH
Current BEARISH
Prior BEARISH
7-Day Avg NEUTRAL
Current BEARISH
Prior BEARISH
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 -- 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. 17 found (avg delta 0.68, highest 0.86)

CALLS (5)
StrikeExpiryBidAskMarkSpreadVolDeltaOI
$142.00Jul 3123.4031.50$27.4529.5%10.86--
$143.00Jul 3122.4030.50$26.4530.6%10.85--
$160.00Aug 289.3017.80$13.5562.7%430.72--
$160.00Sep 1112.0018.70$15.3543.6%10.70--
$167.50Aug 74.105.60$4.8530.9%160.602
PUTS (5)
StrikeExpiryBidAskMarkSpreadVolDeltaOI
$175.00Jul 311.409.60$5.50149.1%10.8015
$182.50Jul 319.2016.00$12.6054.0%10.76--
$177.50Jul 314.1011.00$7.5591.4%10.71--
$175.00Aug 75.509.20$7.3550.3%130.7126
$177.50Aug 147.2013.30$10.2559.5%20.70--

Most actively traded options today. High liquidity = easy entry/exit. 78 active (total vol 1.5K, top 200)

CALLS (5)
StrikeExpiryBidAskMarkSpreadVolDeltaOI
$177.50Aug 70.501.75$1.13110.6%770.2113
$187.50Jul 310.004.80$2.40200.0%600.21--
$175.00Jul 310.001.60$0.80200.0%550.20134
$172.50Aug 71.653.00$2.3357.9%440.382
$160.00Aug 289.3017.80$13.5562.7%430.72--
PUTS (5)
StrikeExpiryBidAskMarkSpreadVolDeltaOI
$150.00Sep 40.455.20$2.83167.8%2000.19--
$165.00Jul 310.004.80$2.40200.0%1750.35118
$150.00Aug 210.051.70$0.88187.5%1500.10--
$152.50Aug 140.052.30$1.17192.3%1090.13--
$170.00Jul 310.004.80$2.40200.0%600.66110

Term structure inversion — near-term IV higher than far-term IV at the same strike. Signals expected near-term catalyst or volatility event. 26 strikes (avg 1617.1%, max 3769.6%)

CALLS (5)
StrikeNear ExpFar ExpNear IVFar IVBack%VolOI
$185.00Jul 31Aug 211532.4%39.6%3769.6%3178
$182.50Jul 31Aug 211403.6%43.0%3166.9%9--
$190.00Jul 31Aug 211774.0%55.5%3098.8%27546
$187.50Jul 31Aug 211655.7%53.1%3018.3%63--
$177.50Jul 31Aug 71124.9%40.9%2650.5%7921
PUTS (5)
StrikeNear ExpFar ExpNear IVFar IVBack%VolOI
$140.00Jul 31Sep 112460.5%66.0%3627.6%11245
$155.00Jul 31Sep 111479.3%40.6%3542.6%397
$177.50Jul 31Aug 211124.9%41.0%2646.3%37
$157.50Jul 31Aug 71310.8%51.8%2428.2%28115
$162.50Jul 31Aug 7958.9%42.9%2136.5%8034

Bull call spreads & bear put spreads with the best risk/reward ratios. Pay a debit upfront, defined max loss. 35 found (best R:R 40.67, avg 6.06)

BULL CALL (5)
BuySellExpiryDebitMax GainMax LossR:RBE
$177.50$180.00Aug 7$0.15$2.35$0.1515.67$177.65
$187.50$190.00Aug 21$0.17$2.33$0.1713.71$187.67
$195.00$200.00Aug 28$0.50$4.50$0.509.00$195.50
$190.00$200.00Aug 21$1.30$8.70$1.306.69$191.30
$180.00$182.50Aug 21$0.35$2.15$0.356.14$180.35
BEAR PUT (5)
BuySellExpiryDebitMax GainMax LossR:RBE
$145.00$140.00Aug 21$0.12$4.88$0.1240.67$144.88
$160.00$157.50Aug 7$0.15$2.35$0.1515.67$159.85
$155.00$140.00Aug 28$0.90$14.10$0.9015.67$154.10
$150.00$145.00Sep 11$0.30$4.70$0.3015.67$149.70
$155.00$150.00Sep 11$0.35$4.65$0.3513.29$154.65

Bear call spreads & bull put spreads collecting premium. Receive credit upfront, profit if stock stays in range. 41 found (best R:R 15.67, avg 1.52)

BEAR CALL (5)
SellBuyExpiryCreditMax GainMax LossR:RBE
$143.00$170.00Jul 31$24.05$24.05$2.958.15$167.05
$177.50$180.00Jul 31$1.97$1.97$0.533.72$179.47
$172.50$175.00Jul 31$1.60$1.60$0.901.78$174.10
$167.50$170.00Aug 7$1.42$1.42$1.081.31$168.92
$160.00$170.00Aug 28$4.50$4.50$5.500.82$164.50
BULL PUT (5)
SellBuyExpiryCreditMax GainMax LossR:RBE
$162.50$160.00Jul 31$2.35$2.35$0.1515.67$160.15
$170.00$167.50Jul 31$2.20$2.20$0.307.33$167.80
$177.50$175.00Jul 31$2.05$2.05$0.454.56$175.45
$175.00$172.50Aug 7$1.95$1.95$0.553.55$173.05
$172.50$170.00Jul 31$1.58$1.58$0.921.72$170.92

Same strike, different expirations. Sell near-term, buy far-term. Profits from time decay differential. 15 found (avg debit $1.35, cheapest $0.05)

CALLS (5)
StrikeNear ExpFar ExpNet DebitNear IVFar IV
$182.50Jul 31Aug 21$0.051403.6%43.0%
$187.50Jul 31Aug 21$0.301655.7%53.1%
$180.00Jul 31Aug 7$0.55687.0%45.5%
$175.00Jul 31Aug 7$0.88583.7%40.4%
$170.00Jul 31Aug 7$1.03285.3%39.6%
PUTS (5)
StrikeNear ExpFar ExpNet DebitNear IVFar IV
$152.50Aug 7Aug 14$0.2766.3%50.5%
$160.00Jul 31Aug 7$1.03357.6%46.7%
$172.50Jul 31Aug 7$1.42803.2%38.8%
$170.00Jul 31Aug 7$1.45285.3%39.6%
$145.00Aug 21Sep 11$1.7852.8%51.8%

Buy call + put at the same strike and expiry. Profits from large moves in either direction. 9 found (cheapest 2.84% of stock, avg 4.86%)

StrikeExpiryCall$Put$TotalBE LowBE HighCost%
$170.00Jul 31$2.40$2.40$4.80$165.20$174.802.84%
$175.00Jul 31$0.80$5.50$6.30$168.70$181.303.72%
$172.50Jul 31$2.40$3.98$6.38$166.12$178.883.77%
$170.00Aug 7$3.43$3.85$7.28$162.72$177.284.30%
$167.50Aug 7$4.85$2.75$7.60$159.90$175.104.49%
$172.50Aug 7$2.33$5.40$7.73$164.77$180.234.57%
$175.00Aug 7$1.68$7.35$9.03$165.97$184.035.34%
$177.50Jul 31$2.40$7.55$9.95$167.55$187.455.88%
$182.50Jul 31$2.40$12.60$15.00$167.50$197.508.87%

Buy OTM call + OTM put at different strikes. Cheaper than straddles, needs bigger move to profit. 94 found (cheapest 1.22% of stock, avg 2.60%)

Call KPut KExpiryCall$Put$TotalBE LowBE High
$177.50$157.50Aug 7$1.13$0.93$2.06$155.44$179.56
$177.50$160.00Aug 7$1.13$1.08$2.21$157.79$179.71
$177.50$162.50Aug 7$1.13$1.38$2.51$159.99$180.01
$172.50$167.50Jul 31$2.40$0.20$2.60$164.90$175.10
$170.00$167.50Jul 31$2.40$0.20$2.60$164.90$172.60
$177.50$167.50Jul 31$2.40$0.20$2.60$164.90$180.10
$182.50$167.50Jul 31$2.40$0.20$2.60$164.90$185.10
$185.00$167.50Jul 31$2.40$0.20$2.60$164.90$187.60
$175.00$157.50Aug 7$1.68$0.93$2.61$154.89$177.61
$200.00$140.00Aug 28$1.23$1.50$2.73$137.27$202.73

Sell OTM put spread + OTM call spread. Collect premium, profit if stock stays between breakevens. 62 found (best R:R 6.58, avg credit $2.37)

Put SpreadCall SpreadExpiryCreditMax LossR:RBE LowBE High
162/165168/170Aug 7$2.17$0.336.58$162.83$169.67
155/158168/170Aug 7$2.10$0.405.25$155.40$169.60
170/172175/178Aug 7$2.10$0.405.25$170.40$177.10
172/175178/180Aug 7$2.10$0.405.25$172.90$179.60
162/165170/172Aug 7$1.85$0.652.85$163.15$171.85
155/158170/172Aug 7$1.78$0.722.47$155.72$171.78
168/170172/175Aug 7$1.75$0.752.33$168.25$174.25
160/162168/170Aug 7$1.72$0.782.21$160.78$169.22
165/168170/172Aug 7$1.72$0.782.21$165.78$171.72
170/172178/180Aug 7$1.70$0.802.13$170.80$179.20

Buy lower + upper strikes, sell 2x middle strike. Low cost, max profit at the middle strike at expiry. 17 found (best R:R 99.00, cheapest $0.05)

CALLS (5)
LowMidHighExpiryDebitMax GainR:R
$172.50$175.00$177.50Aug 7$0.10$2.4024.00
$167.50$170.00$172.50Aug 7$0.32$2.186.81
$170.00$175.00$180.00Aug 21$0.75$4.255.67
$175.00$177.50$180.00Aug 7$0.40$2.105.25
$170.00$172.50$175.00Aug 7$0.45$2.054.56
PUTS (5)
LowMidHighExpiryDebitMax GainR:R
$145.00$150.00$155.00Sep 11$0.05$4.9599.00
$157.50$160.00$162.50Aug 7$0.15$2.3515.67
$170.00$172.50$175.00Aug 7$0.40$2.105.25
$145.00$150.00$155.00Aug 21$0.87$4.134.75
$160.00$162.50$165.00Aug 7$0.45$2.054.56

Buy 1 option, sell 2 at a different strike (1:2 ratio). Can be entered for a credit. Unlimited risk on naked leg. 54 found (best net $-0.60, 41 credits)

CALLS (5)
Buy KSell KRatioExpiryNetMax Gain
$180.00$195.001:2Aug 7-$3.82$11.18
$160.00$170.001:2Aug 28-$4.55$5.45
$195.00$200.001:2Aug 28-$0.73$4.27
$175.00$180.001:2Aug 21-$1.40$3.60
$170.00$175.001:2Aug 21-$2.05$2.95
PUTS (5)
Buy KSell KRatioExpiryNetMax Gain
$155.00$140.001:2Aug 28-$0.60$14.40
$155.00$140.001:2Jul 31-$2.40$12.60
$155.00$150.001:2Aug 21-$0.18$4.82
$145.00$140.001:2Aug 21-$0.81$4.19
$150.00$145.001:2Aug 21-$1.22$3.78

Sell OTM calls against 100 shares you own. Collect premium for income, capped upside at strike. Yield% = premium/stock price. 16 found (best yield 3.43%, avg 1.03%)

StrikeExpiryBidDeltaOTM%Yield%If Called%VolOI
$170.00Aug 28$5.800.530.5%3.43%3.93%112
$170.00Aug 21$5.600.500.5%3.31%3.81%117
$175.00Aug 21$3.500.393.5%2.07%5.52%3--
$170.00Aug 7$2.750.490.5%1.63%2.12%10--
$180.00Aug 21$2.200.286.4%1.30%7.71%2415
$182.50Aug 21$1.700.257.9%1.00%8.89%3--
$172.50Aug 7$1.650.382.0%0.98%2.95%442
$175.00Aug 7$1.000.293.5%0.59%4.04%81
$185.00Aug 21$0.850.199.4%0.50%9.87%478
$180.00Aug 14$0.650.236.4%0.38%6.79%18

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 636
Total Puts 1,144
Put/Call Ratio 1.80
Net Difference -508

Prior's Put/Call Breakdown

Total Calls 700
Total Puts 2,117
Put/Call Ratio 3.02
Net Difference -1,417

Prior 7-Day Put/Call Summary

Total Calls 4,056
Total Puts 5,977
Average Put/Call Ratio 1.89
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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