Tour v452
DUOL
DUOLINGO INC A
$140.73 +5.96%
$140.11 (-0.44%)🌙
as of 07/28 06:30 PM
(7/27 18:27) ◀
|
Tuesday, July 28, 2026 (6:30pm)
January 2026
|
▶ (7/29 18:32)
◀ 7/28 18:30 ▶

Option Volume

Detail
ℹ
Current (07/28) 5,325
Calls: 3,466 (65%)
Puts: 1,859 (35%)
Prior (07/27) 8,135
Calls: 6,020 (74%)
Puts: 2,115 (26%)
Current vs Prior -34.54%
Calls: -42.43% (Calls)
Puts: -12.10% (Puts)
Prior 7-Day Total 40,178
Calls: 24,702 (61%)
Puts: 15,476 (39%)
Prior 7-Day Average 5,739
Calls: 3,528 (61%)
Puts: 2,210 (39%)
Current vs Prior 7-Day Avg -7.23%
Calls: -1.78%
Puts: -15.91%
Sentiment BULLISH

Dollar Volume

Detail
ℹ
Current (07/28) $4.89M
Calls: $3.94M (81%)
Puts: $942.4K (19%)
Prior (07/27) $4.74M
Calls: $3.10M (65%)
Puts: $1.64M (35%)
Current vs Prior +3.05%
Calls: +27.09%
Puts: -42.48%
Prior 7-Day Total $20.27M
Calls: $12.73M (63%)
Puts: $7.54M (37%)
Prior 7-Day Average $2.90M
Calls: $1.82M (63%)
Puts: $1.08M (37%)
Current vs Prior 7-Day Avg +68.71%
Calls: +116.86%
Puts: -12.53%
Sentiment BULLISH

Put/Call Ratio

Detail
ℹ
Current (07/28) 0.54
Prior (07/27) 0.35
Current vs Prior +52.66%
Prior 7-Day Average 0.68
Current vs Prior 7-Day Avg -20.87%
Sentiment BULLISH

Open Interest

Detail
ℹ
Current (07/28) 38,192
Calls: 21,823 (57%)
Puts: 16,369 (43%)
Prior (07/27) 26,255
Calls: 16,194 (62%)
Puts: 10,061 (38%)
Current vs Prior +45.47%
Prior 7-Day Total 201,753
Calls: 129,175 (64%)
Puts: 72,578 (36%)
Prior 7-Day Average 28,821
Calls: 18,453 (64%)
Puts: 10,368 (36%)
Current vs Prior 7-Day Avg +32.51%
Sentiment BEARISH

Expected Move

Detail
ℹ
Expiry (07/31) | Next (08/07)Expiry (08/21) | Next (09/18)
Current 6.32% | 16.84%18.83% | 24.91%
Prior 5.56% | 17.09%19.46% | 26.01%
Current vs Prior +13.82% | -1.46%-3.25% | -4.25%
Prior 7-Day Avg 6.18% | 11.43%18.42% | 26.05%
Current vs 7-Day Avg +2.31% | +47.28%+2.20% | -4.40%
Prior 7-Day Eod 5.56% | 17.09%19.46% | 26.01%
Current vs 7-Day Eod +13.82% | -1.46%-3.25% | -4.25%
Sentiment BEARISHBULLISH

Relative Spread

Detail
ℹ
Expiry | Next
Current 143.31% | 21.30%
Calls: 118.24% | 14.81%
Puts: 168.37% | 27.78%
Prior 143.31% | 21.30%
Calls: 118.24% | 14.81%
Puts: 168.37% | 27.78%
Current vs Prior +0.00% | +0.00%
Prior 7-Day Avg 143.31% | 21.30%
Calls: 118.24% | 14.81%
Puts: 168.37% | 27.78%
Current vs 7-Day Avg +0.00% | +0.00%
Liquidity Expensive
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🤖 AI Insights

Strong bullish conviction with 81% of dollar volume in calls ($3.94M) vs puts ($942.4K). Dollar volume significantly above 7-day average (69% higher). Bullish P/C ratio of 0.54. P/C ratio rising 53% - increased hedging/bearish positioning.

Smart Money BULLISH
Retail Flow BULLISH
Overall BULLISH
Dollar Volume
Option Volume
Put/Call Ratio
Open Interest
Expected Move
Current BULLISH
Prior BULLISH
7-Day Avg BULLISH
Current BULLISH
Prior BULLISH
7-Day Avg NEUTRAL
Current BULLISH
Prior BULLISH
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 1 of results (avg 8.8%, best 8.8%)

CALLS (1)
StrikeExpiryBidAskMarkSpreadVolDeltaOI
$115.00Aug 2128.1030.70$29.408.8%80.82634
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. 59 found (avg delta 0.68, highest 0.96)

CALLS (5)
StrikeExpiryBidAskMarkSpreadVolDeltaOI
$124.00Jul 3115.7018.20$16.9514.7%10.96--
$121.00Jul 3118.0021.10$19.5515.9%40.94--
$120.00Jul 3118.9022.80$20.8518.7%10.9455
$115.00Jul 3123.8027.70$25.7515.1%30.928
$125.00Jul 3114.7018.20$16.4521.3%30.92--
PUTS (3)
StrikeExpiryBidAskMarkSpreadVolDeltaOI
$160.00Aug 2123.2027.50$25.3517.0%20.68--
$143.00Jul 314.506.60$5.5537.8%30.571
$150.00Aug 2116.4020.70$18.5523.2%100.57--

Most actively traded options today. High liquidity = easy entry/exit. 177 active (total vol 2.6K, top 516)

CALLS (5)
StrikeExpiryBidAskMarkSpreadVolDeltaOI
$150.00Jul 310.801.15$0.9835.7%5160.181.2K
$140.00Jul 313.705.40$4.5537.4%830.53221
$150.00Aug 75.609.30$7.4549.7%720.41177
$145.00Jul 311.702.85$2.2850.4%710.34378
$135.00Jul 315.608.80$7.2044.4%610.70396
PUTS (5)
StrikeExpiryBidAskMarkSpreadVolDeltaOI
$114.00Aug 212.354.50$3.4362.7%1500.171
$139.00Jul 312.603.50$3.0529.5%980.42--
$133.00Aug 217.7011.50$9.6039.6%360.36--
$134.00Aug 217.8011.90$9.8541.6%360.385
$127.00Jul 310.151.35$0.75160.0%350.1214

Term structure inversion — near-term IV higher than far-term IV at the same strike. Signals expected near-term catalyst or volatility event. 23 strikes (avg 23.0%, max 88.4%)

CALLS (5)
StrikeNear ExpFar ExpNear IVFar IVBack%VolOI
$165.00Jul 31Sep 4155.8%82.7%88.4%1025
$115.00Jul 31Aug 21164.7%95.4%72.6%11642
$120.00Jul 31Aug 21117.4%95.7%22.7%7316
$126.00Jul 31Aug 21108.5%91.5%18.5%243
$138.00Jul 31Aug 2199.3%90.7%9.6%4553
PUTS (5)
StrikeNear ExpFar ExpNear IVFar IVBack%VolOI
$115.00Aug 7Sep 4128.9%83.3%54.7%20255
$114.00Aug 7Aug 21123.8%95.8%29.1%1551
$128.00Jul 31Sep 4102.6%82.3%24.7%1517
$131.00Jul 31Sep 4101.8%82.3%23.6%3239
$126.00Jul 31Aug 28108.5%88.3%22.8%3755

Bull call spreads & bear put spreads with the best risk/reward ratios. Pay a debit upfront, defined max loss. 103 found (best R:R 24.00, avg 2.49)

BULL CALL (5)
BuySellExpiryDebitMax GainMax LossR:RBE
$157.50$160.00Jul 31$0.10$2.40$0.1024.00$157.60
$155.00$157.50Jul 31$0.17$2.33$0.1713.71$155.17
$150.00$152.50Jul 31$0.23$2.27$0.239.87$150.23
$141.00$142.00Aug 21$0.10$0.90$0.109.00$141.10
$160.00$162.50Aug 7$0.30$2.20$0.307.33$160.30
BEAR PUT (5)
BuySellExpiryDebitMax GainMax LossR:RBE
$127.00$125.00Aug 7$0.20$1.80$0.209.00$126.80
$125.00$120.00Aug 21$0.67$4.33$0.676.46$124.33
$133.00$132.00Jul 31$0.15$0.85$0.155.67$132.85
$135.00$134.00Aug 14$0.15$0.85$0.155.67$134.85
$120.00$117.00Aug 14$0.50$2.50$0.505.00$119.50

Bear call spreads & bull put spreads collecting premium. Receive credit upfront, profit if stock stays in range. 126 found (best R:R 49.00, avg 1.76)

BEAR CALL (5)
SellBuyExpiryCreditMax GainMax LossR:RBE
$115.00$120.00Jul 31$4.90$4.90$0.1049.00$119.90
$123.00$125.00Aug 7$1.85$1.85$0.1512.33$124.85
$129.00$130.00Jul 31$0.90$0.90$0.109.00$129.90
$143.00$145.00Aug 21$1.80$1.80$0.209.00$144.80
$121.00$124.00Jul 31$2.60$2.60$0.406.50$123.60
BULL PUT (5)
SellBuyExpiryCreditMax GainMax LossR:RBE
$130.00$129.00Sep 4$0.80$0.80$0.204.00$129.20
$140.00$139.00Jul 31$0.70$0.70$0.302.33$139.30
$138.00$137.00Aug 14$0.70$0.70$0.302.33$137.30
$128.00$126.00Aug 28$1.40$1.40$0.602.33$126.60
$131.00$130.00Jul 31$0.68$0.68$0.322.13$130.32

Same strike, different expirations. Sell near-term, buy far-term. Profits from time decay differential. 48 found (avg debit $5.70, cheapest $0.56)

CALLS (5)
StrikeNear ExpFar ExpNet DebitNear IVFar IV
$165.00Jul 31Aug 7$1.88155.8%114.5%
$115.00Jul 31Aug 7$2.50164.7%128.9%
$120.00Jul 31Aug 7$3.35117.4%123.0%
$162.50Jul 31Aug 7$3.45122.3%121.3%
$125.00Jul 31Aug 7$4.2099.5%136.4%
PUTS (5)
StrikeNear ExpFar ExpNet DebitNear IVFar IV
$115.00Aug 7Aug 14$0.56128.9%106.3%
$114.00Aug 7Aug 14$0.80123.8%106.5%
$116.00Aug 7Aug 21$2.15126.5%103.8%
$120.00Jul 31Aug 7$2.85117.4%123.0%
$121.00Jul 31Aug 7$3.45107.4%127.2%

Buy call + put at the same strike and expiry. Profits from large moves in either direction. 37 found (cheapest 5.65% of stock, avg 14.36%)

StrikeExpiryCall$Put$TotalBE LowBE HighCost%
$139.00Jul 31$4.90$3.05$7.95$131.05$146.955.65%
$140.00Jul 31$4.55$3.75$8.30$131.70$148.305.90%
$143.00Jul 31$3.33$5.55$8.88$134.12$151.886.31%
$137.00Jul 31$5.75$3.23$8.98$128.02$145.986.38%
$135.00Jul 31$7.20$2.45$9.65$125.35$144.656.86%
$134.00Jul 31$8.05$2.25$10.30$123.70$144.307.32%
$133.00Jul 31$8.65$2.05$10.70$122.30$143.707.60%
$132.00Jul 31$9.75$1.90$11.65$120.35$143.658.28%
$131.00Jul 31$10.75$1.58$12.33$118.67$143.338.76%
$130.00Jul 31$11.55$0.90$12.45$117.55$142.458.85%

Buy OTM call + OTM put at different strikes. Cheaper than straddles, needs bigger move to profit. 115 found (cheapest 3.22% of stock, avg 11.24%)

Call KPut KExpiryCall$Put$TotalBE LowBE High
$145.00$134.00Jul 31$2.28$2.25$4.53$129.47$149.53
$145.00$135.00Jul 31$2.28$2.45$4.73$130.27$149.73
$145.00$139.00Jul 31$2.28$3.05$5.33$133.67$150.33
$145.00$137.00Jul 31$2.28$3.23$5.51$131.49$150.51
$143.00$134.00Jul 31$3.33$2.25$5.58$128.42$148.58
$144.00$134.00Jul 31$3.43$2.25$5.68$128.32$149.68
$143.00$135.00Jul 31$3.33$2.45$5.78$129.22$148.78
$144.00$135.00Jul 31$3.43$2.45$5.88$129.12$149.88
$142.00$134.00Jul 31$3.78$2.25$6.03$127.97$148.03
$145.00$140.00Jul 31$2.28$3.75$6.03$133.97$151.03

Sell OTM put spread + OTM call spread. Collect premium, profit if stock stays between breakevens. 161 found (best R:R 32.33, avg credit $2.55)

Put SpreadCall SpreadExpiryCreditMax LossR:RBE LowBE High
125/129130/135Aug 21$4.85$0.1532.33$124.15$134.85
125/129135/138Aug 21$3.80$0.2019.00$125.20$138.80
120/121130/132Aug 7$1.88$0.1215.67$119.12$131.88
115/116135/138Aug 21$2.82$0.1815.67$113.18$137.82
114/115127/129Aug 7$1.84$0.1611.50$113.16$128.84
115/116120/126Aug 21$5.47$0.5310.32$110.53$125.47
118/120126/129Aug 21$2.73$0.2710.11$117.27$128.73
114/115130/132Aug 7$1.79$0.218.52$113.21$131.79
135/140141/145Aug 28$4.40$0.607.33$135.60$145.40
135/140145/150Aug 28$4.40$0.607.33$135.60$149.40

Buy lower + upper strikes, sell 2x middle strike. Low cost, max profit at the middle strike at expiry. 40 found (best R:R 34.71, cheapest $0.05)

CALLS (5)
LowMidHighExpiryDebitMax GainR:R
$155.00$157.50$160.00Jul 31$0.07$2.4334.71
$140.00$141.00$142.00Aug 7$0.05$0.9519.00
$138.00$139.00$140.00Aug 21$0.05$0.9519.00
$145.00$150.00$155.00Aug 21$0.35$4.6513.29
$152.50$155.00$157.50Jul 31$0.18$2.3212.89
PUTS (5)
LowMidHighExpiryDebitMax GainR:R
$132.00$133.00$134.00Jul 31$0.05$0.9519.00
$130.00$132.00$134.00Aug 14$0.20$1.809.00
$128.00$130.00$132.00Aug 14$0.30$1.705.67
$133.00$134.00$135.00Aug 28$0.15$0.855.67
$138.00$139.00$140.00Aug 14$0.25$0.753.00

Buy 1 option, sell 2 at a different strike (1:2 ratio). Can be entered for a credit. Unlimited risk on naked leg. 31 found (best net $-0.75, 30 credits)

CALLS (5)
Buy KSell KRatioExpiryNetMax Gain
$150.00$165.001:2Aug 28-$0.75$14.25
$157.50$160.001:2Jul 31-$0.03$2.47
$152.50$155.001:2Jul 31-$0.05$2.45
$155.00$157.501:2Jul 31-$0.06$2.44
$150.00$152.501:2Jul 31-$0.52$1.98
PUTS (5)
Buy KSell KRatioExpiryNetMax Gain
$125.00$115.001:2Sep 4-$1.40$8.60
$127.00$120.001:2Aug 14-$2.05$4.95
$120.00$116.001:2Aug 7-$1.85$2.15
$125.00$121.001:2Aug 7-$1.91$2.09
$143.00$140.001:2Jul 31-$1.95$1.05

Sell OTM calls against 100 shares you own. Collect premium for income, capped upside at strike. Yield% = premium/stock price. 45 found (best yield 9.24%, avg 3.85%)

StrikeExpiryBidDeltaOTM%Yield%If Called%VolOI
$141.00Aug 28$13.000.550.2%9.24%9.43%1--
$145.00Aug 28$11.400.513.0%8.10%11.13%5--
$141.00Aug 21$11.000.540.2%7.82%8.01%2--
$142.00Aug 21$10.500.530.9%7.46%8.36%1--
$141.00Aug 14$10.400.540.2%7.39%7.58%218
$143.00Aug 21$10.400.521.6%7.39%9.00%21
$145.00Aug 21$9.500.493.0%6.75%9.78%9369
$150.00Aug 28$9.500.466.6%6.75%13.34%1330
$141.00Aug 7$9.300.540.2%6.61%6.80%1925
$142.00Aug 7$9.000.520.9%6.40%7.30%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 3,466
Total Puts 1,859
Put/Call Ratio 0.54
Net Difference 1,607

Prior's Put/Call Breakdown

Total Calls 6,020
Total Puts 2,115
Put/Call Ratio 0.35
Net Difference 3,905

Prior 7-Day Put/Call Summary

Total Calls 24,702
Total Puts 15,476
Average Put/Call Ratio 0.68
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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