Tour v381
DXCM
DEXCOM INC
$74.75 -1.24%
$74.51 (-0.32%)🌙
as of 07/21 06:27 PM
(7/20 18:26) ◀
|
Tuesday, July 21, 2026 (6:27pm)
January 2026
|
▶ (7/22 19:11)
◀ 7/21 18:27 ▶

Option Volume

Detail
ℹ
Current (07/21) 782
Calls: 451 (58%)
Puts: 331 (42%)
Prior (07/20) 2,356
Calls: 1,448 (61%)
Puts: 908 (39%)
Current vs Prior -66.81%
Calls: -68.85% (Calls)
Puts: -63.55% (Puts)
Prior 7-Day Total 17,837
Calls: 12,295 (69%)
Puts: 5,542 (31%)
Prior 7-Day Average 2,548
Calls: 1,756 (69%)
Puts: 791 (31%)
Current vs Prior 7-Day Avg -69.31%
Calls: -74.32%
Puts: -58.19%
Sentiment BULLISH

Dollar Volume

Detail
ℹ
Current (07/21) $285.9K
Calls: $202.5K (71%)
Puts: $83.4K (29%)
Prior (07/20) $480.1K
Calls: $336.8K (70%)
Puts: $143.3K (30%)
Current vs Prior -40.45%
Calls: -39.89%
Puts: -41.75%
Prior 7-Day Total $5.26M
Calls: $3.52M (67%)
Puts: $1.73M (33%)
Prior 7-Day Average $751.0K
Calls: $503.3K (67%)
Puts: $247.8K (33%)
Current vs Prior 7-Day Avg -61.93%
Calls: -59.77%
Puts: -66.32%
Sentiment BULLISH

Put/Call Ratio

Detail
ℹ
Current (07/21) 0.73
Prior (07/20) 0.63
Current vs Prior +17.04%
Prior 7-Day Average 0.64
Current vs Prior 7-Day Avg +15.20%
Sentiment NEUTRAL

Open Interest

Detail
ℹ
Current (07/21) 19,183
Calls: 12,139 (63%)
Puts: 7,044 (37%)
Prior (07/20) 20,724
Calls: 14,670 (71%)
Puts: 6,054 (29%)
Current vs Prior -7.44%
Prior 7-Day Total 163,183
Calls: 106,955 (66%)
Puts: 56,228 (34%)
Prior 7-Day Average 23,311
Calls: 15,279 (66%)
Puts: 8,032 (34%)
Current vs Prior 7-Day Avg -17.71%
Sentiment BEARISH

Expected Move

Detail
ℹ
Expiry (07/24) | Next (07/31)Expiry (08/21) | Next (09/18)
Current 4.19% | 10.14%13.44% | 15.92%
Prior 4.80% | 10.83%14.40% | 15.79%
Current vs Prior -12.69% | -6.40%-6.64% | +0.83%
Prior 7-Day Avg 4.90% | 7.61%6.00% | 14.26%
Current vs 7-Day Avg -14.51% | +33.33%+123.94% | +11.64%
Prior 7-Day Eod 4.80% | 10.83%14.40% | 15.79%
Current vs 7-Day Eod -12.69% | -6.40%-6.64% | +0.83%
Sentiment BULLISHBULLISH

Relative Spread

Detail
ℹ
Expiry | Next
Current 33.83% | 17.97%
Calls: 50.00% | 19.72%
Puts: 17.65% | 16.22%
Prior 33.83% | 17.97%
Calls: 50.00% | 19.72%
Puts: 17.65% | 16.22%
Current vs Prior +0.00% | +0.00%
Prior 7-Day Avg 33.83% | 17.97%
Calls: 50.00% | 19.72%
Puts: 17.65% | 16.22%
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 ($202.5K). Below-average activity with volume down 67% vs prior. Call-heavy open interest (12,139 calls vs 7,044 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 BULLISH
7-Day Avg BULLISH
Current BULLISH
Prior BULLISH
7-Day Avg NEUTRAL
Current NEUTRAL
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 9.0%, best 9.0%)

CALLS (1)
StrikeExpiryBidAskMarkSpreadVolDeltaOI
$73.00Aug 145.305.80$5.559.0%10.58--
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. 20 found (avg delta 0.79, highest 0.97)

CALLS (5)
StrikeExpiryBidAskMarkSpreadVolDeltaOI
$70.00Jul 242.906.30$4.6073.9%70.9712
$62.00Jul 2412.0014.20$13.1016.8%10.92--
$63.00Jul 2410.8013.20$12.0020.0%10.92--
$69.00Jul 244.107.20$5.6554.9%10.91--
$65.00Jul 249.0010.70$9.8517.3%40.916
PUTS (5)
StrikeExpiryBidAskMarkSpreadVolDeltaOI
$85.00Jul 248.9011.50$10.2025.5%10.96--
$84.00Jul 247.6011.30$9.4539.2%10.87--
$79.00Jul 243.705.40$4.5537.4%30.8613
$81.00Jul 244.908.00$6.4548.1%10.861
$75.00Jul 241.251.45$1.3514.8%140.5534

Most actively traded options today. High liquidity = easy entry/exit. 83 active (total vol 551, top 63)

CALLS (5)
StrikeExpiryBidAskMarkSpreadVolDeltaOI
$77.00Jul 311.153.20$2.1794.5%510.4121
$80.00Aug 211.603.00$2.3060.9%460.342.0K
$70.00Aug 216.508.80$7.6530.1%200.68--
$75.00Aug 214.505.30$4.9016.3%190.52460
$85.00Aug 210.602.05$1.33109.0%150.221.6K
PUTS (5)
StrikeExpiryBidAskMarkSpreadVolDeltaOI
$65.00Aug 210.851.80$1.3371.4%630.18594
$71.00Jul 240.100.40$0.25120.0%280.14--
$74.00Jul 240.051.05$0.55181.8%260.3943
$70.00Aug 212.453.30$2.8829.5%200.32391
$74.00Aug 214.004.90$4.4520.2%180.44--

Term structure inversion — near-term IV higher than far-term IV at the same strike. Signals expected near-term catalyst or volatility event. 14 strikes (avg 34.7%, max 80.1%)

CALLS (5)
StrikeNear ExpFar ExpNear IVFar IVBack%VolOI
$84.00Jul 24Aug 21113.6%63.1%80.1%124
$82.00Jul 31Aug 2180.0%47.3%69.2%240
$80.00Jul 31Aug 2177.7%49.6%56.6%482.0K
$81.00Jul 31Aug 2179.2%57.3%38.1%4--
$86.00Jul 31Aug 2180.6%59.5%35.5%1453
PUTS (5)
StrikeNear ExpFar ExpNear IVFar IVBack%VolOI
$62.00Aug 7Aug 1495.8%65.3%46.8%2--
$64.00Aug 7Aug 1484.9%64.6%31.5%4--
$69.00Jul 24Aug 2171.4%58.0%23.1%1529
$63.00Aug 7Aug 1481.8%69.5%17.7%6--
$72.00Jul 24Aug 1449.6%47.1%5.4%4171

Bull call spreads & bear put spreads with the best risk/reward ratios. Pay a debit upfront, defined max loss. 41 found (best R:R 22.53, avg 3.93)

BULL CALL (5)
BuySellExpiryDebitMax GainMax LossR:RBE
$79.00$83.00Jul 24$0.17$3.83$0.1722.53$79.17
$75.00$76.00Jul 24$0.13$0.87$0.136.69$75.13
$76.00$80.00Aug 14$0.52$3.48$0.526.69$76.52
$77.00$79.00Jul 24$0.30$1.70$0.305.67$77.30
$82.00$84.00Jul 31$0.31$1.69$0.315.45$82.31
BEAR PUT (5)
BuySellExpiryDebitMax GainMax LossR:RBE
$69.00$66.00Aug 21$0.15$2.85$0.1519.00$68.85
$69.00$61.00Jul 31$1.08$6.92$1.086.41$67.92
$71.00$70.00Jul 24$0.15$0.85$0.155.67$70.85
$72.00$71.00Jul 24$0.15$0.85$0.155.67$71.85
$71.00$70.00Aug 21$0.15$0.85$0.155.67$70.85

Bear call spreads & bull put spreads collecting premium. Receive credit upfront, profit if stock stays in range. 48 found (best R:R 5.67, avg 1.01)

BEAR CALL (5)
SellBuyExpiryCreditMax GainMax LossR:RBE
$68.00$69.00Jul 24$0.85$0.85$0.155.67$68.85
$60.00$70.00Aug 21$7.80$7.80$2.203.55$67.80
$70.00$71.00Jul 24$0.77$0.77$0.233.35$70.77
$71.00$75.00Jul 24$2.90$2.90$1.102.64$73.90
$65.00$75.00Jul 31$6.65$6.65$3.351.99$71.65
BULL PUT (5)
SellBuyExpiryCreditMax GainMax LossR:RBE
$75.00$74.00Jul 24$0.80$0.80$0.204.00$74.20
$79.00$75.00Jul 24$3.20$3.20$0.804.00$75.80
$85.00$84.00Jul 24$0.75$0.75$0.253.00$84.25
$75.00$74.00Aug 21$0.50$0.50$0.501.00$74.50
$73.00$71.00Aug 21$0.97$0.97$1.030.94$72.03

Same strike, different expirations. Sell near-term, buy far-term. Profits from time decay differential. 21 found (avg debit $1.63, cheapest $0.08)

CALLS (5)
StrikeNear ExpFar ExpNet DebitNear IVFar IV
$65.00Jul 24Jul 31$0.60121.7%93.2%
$82.00Jul 31Aug 7$0.6580.0%72.9%
$84.00Jul 24Jul 31$0.69113.6%82.6%
$73.00Aug 14Aug 28$0.7057.4%54.9%
$87.00Jul 31Aug 21$0.8278.7%59.5%
PUTS (5)
StrikeNear ExpFar ExpNet DebitNear IVFar IV
$63.00Aug 7Aug 14$0.0881.8%69.5%
$69.00Jul 24Jul 31$1.4071.4%82.0%
$72.00Jul 24Jul 31$1.6349.6%66.9%
$70.00Jul 24Jul 31$1.9048.3%82.8%
$71.00Jul 24Jul 31$2.0351.6%80.9%

Buy call + put at the same strike and expiry. Profits from large moves in either direction. 10 found (cheapest 3.05% of stock, avg 10.14%)

StrikeExpiryCall$Put$TotalBE LowBE HighCost%
$75.00Jul 24$0.93$1.35$2.28$72.72$77.283.05%
$71.00Jul 24$3.83$0.25$4.08$66.92$75.085.46%
$70.00Jul 24$4.60$0.10$4.70$65.30$74.706.29%
$79.00Jul 24$0.25$4.55$4.80$74.20$83.806.42%
$69.00Jul 24$5.65$0.25$5.90$63.10$74.907.89%
$75.00Jul 31$3.80$3.95$7.75$67.25$82.7510.37%
$75.00Aug 21$4.90$4.95$9.85$65.15$84.8513.18%
$84.00Jul 24$0.48$9.45$9.93$74.07$93.9313.28%
$70.00Aug 21$7.65$2.88$10.53$59.47$80.5314.09%
$60.00Aug 21$15.45$0.50$15.95$44.05$75.9521.34%

Buy OTM call + OTM put at different strikes. Cheaper than straddles, needs bigger move to profit. 93 found (cheapest 0.67% of stock, avg 5.71%)

Call KPut KExpiryCall$Put$TotalBE LowBE High
$79.00$71.00Jul 24$0.25$0.25$0.50$70.50$79.50
$79.00$69.00Jul 24$0.25$0.25$0.50$68.50$79.50
$79.00$73.00Jul 24$0.25$0.35$0.60$72.40$79.60
$79.00$72.00Jul 24$0.25$0.40$0.65$71.35$79.65
$84.00$71.00Jul 24$0.48$0.25$0.73$70.27$84.73
$84.00$69.00Jul 24$0.48$0.25$0.73$68.27$84.73
$77.00$71.00Jul 24$0.55$0.25$0.80$70.20$77.80
$77.00$69.00Jul 24$0.55$0.25$0.80$68.20$77.80
$79.00$74.00Jul 24$0.25$0.55$0.80$73.20$79.80
$84.00$73.00Jul 24$0.48$0.35$0.83$72.17$84.83

Sell OTM put spread + OTM call spread. Collect premium, profit if stock stays between breakevens. 88 found (best R:R 15.67, avg credit $1.21)

Put SpreadCall SpreadExpiryCreditMax LossR:RBE LowBE High
65/6677/80Aug 21$2.82$0.1815.67$63.18$79.82
71/7377/80Aug 21$2.77$0.2312.04$70.23$79.77
65/6675/77Aug 21$1.82$0.1810.11$64.18$76.82
73/7475/76Jul 31$0.90$0.109.00$73.10$75.90
71/7375/77Aug 21$1.77$0.237.70$71.23$76.77
73/7479/80Jul 31$0.82$0.184.56$73.18$79.82
74/7579/80Jul 31$0.82$0.184.56$74.18$79.82
69/7075/76Jul 31$0.80$0.204.00$69.20$75.80
73/7478/79Jul 31$0.78$0.223.55$73.22$78.78
74/7578/79Jul 31$0.78$0.223.55$74.22$78.78

Buy lower + upper strikes, sell 2x middle strike. Low cost, max profit at the middle strike at expiry. 7 found (best R:R 4.88, cheapest $0.17)

CALLS (3)
LowMidHighExpiryDebitMax GainR:R
$79.00$80.00$81.00Jul 31$0.17$0.834.88
$69.00$70.00$71.00Jul 24$0.28$0.722.57
$86.00$87.00$88.00Jul 31$0.44$0.561.27
PUTS (4)
LowMidHighExpiryDebitMax GainR:R
$72.00$73.00$74.00Jul 24$0.25$0.753.00
$69.00$70.00$71.00Jul 24$0.30$0.702.33
$73.00$74.00$75.00Jul 24$0.60$0.400.67
$62.00$63.00$64.00Aug 7$0.66$0.340.52

Buy 1 option, sell 2 at a different strike (1:2 ratio). Can be entered for a credit. Unlimited risk on naked leg. 36 found (best net $-2.15, 25 credits)

CALLS (5)
Buy KSell KRatioExpiryNetMax Gain
$70.00$75.001:2Aug 21-$2.15$2.85
$77.00$80.001:2Aug 21-$0.50$2.50
$84.00$86.001:2Jul 31-$0.43$1.57
$79.00$82.001:2Aug 7-$1.58$1.42
$76.00$80.001:2Aug 14-$2.71$1.29
PUTS (5)
Buy KSell KRatioExpiryNetMax Gain
$72.00$71.001:2Jul 24-$0.10$0.90
$74.00$73.001:2Jul 24-$0.15$0.85
$69.00$66.001:2Aug 21-$2.20$0.80
$66.00$65.001:2Aug 21-$0.31$0.69
$70.00$69.001:2Jul 24-$0.40$0.60

Sell OTM calls against 100 shares you own. Collect premium for income, capped upside at strike. Yield% = premium/stock price. 32 found (best yield 6.02%, avg 2.22%)

StrikeExpiryBidDeltaOTM%Yield%If Called%VolOI
$75.00Aug 21$4.500.520.3%6.02%6.35%19460
$76.00Aug 28$4.000.501.7%5.35%7.02%1--
$77.00Aug 21$3.600.463.0%4.82%7.83%21
$75.00Jul 31$3.500.520.3%4.68%5.02%11--
$76.00Aug 14$3.200.481.7%4.28%5.95%2--
$76.00Jul 31$3.100.481.7%4.15%5.82%68
$78.00Jul 31$2.350.404.3%3.14%7.49%2107
$79.00Aug 7$2.250.385.7%3.01%8.70%1--
$80.00Aug 14$2.250.387.0%3.01%10.03%2--
$81.00Aug 21$2.250.348.4%3.01%11.37%1--

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 451
Total Puts 331
Put/Call Ratio 0.73
Net Difference 120

Prior's Put/Call Breakdown

Total Calls 1,448
Total Puts 908
Put/Call Ratio 0.63
Net Difference 540

Prior 7-Day Put/Call Summary

Total Calls 12,295
Total Puts 5,542
Average Put/Call Ratio 0.64
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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