Tour v509
ZS
ZSCALER INC
$188.18 +6.12%
$187.44 (-0.39%)🌙
as of 08/13 07:18 PM
(8/12 19:18) ◀
|
Thursday, August 13, 2026 (7:18pm)
January 2026
|
▶ (8/14 19:17)
◀ 8/13 19:18 ▶

Option Volume

Detail
ℹ
Current (08/13) 21,823
Calls: 15,801 (72%)
Puts: 6,022 (28%)
Prior (08/12) 13,215
Calls: 9,017 (68%)
Puts: 4,198 (32%)
Current vs Prior +65.14%
Calls: +75.24% (Calls)
Puts: +43.45% (Puts)
Prior 7-Day Total 130,926
Calls: 90,310 (69%)
Puts: 40,616 (31%)
Prior 7-Day Average 18,703
Calls: 12,901 (69%)
Puts: 5,802 (31%)
Current vs Prior 7-Day Avg +16.68%
Calls: +22.47%
Puts: +3.79%
Sentiment BULLISH

Dollar Volume

Detail
ℹ
Current (08/13) $24.38M
Calls: $21.41M (88%)
Puts: $2.97M (12%)
Prior (08/12) $28.09M
Calls: $24.06M (86%)
Puts: $4.03M (14%)
Current vs Prior -13.22%
Calls: -11.01%
Puts: -26.42%
Prior 7-Day Total $121.79M
Calls: $102.24M (84%)
Puts: $19.55M (16%)
Prior 7-Day Average $17.40M
Calls: $14.61M (84%)
Puts: $2.79M (16%)
Current vs Prior 7-Day Avg +40.11%
Calls: +46.60%
Puts: +6.19%
Sentiment BULLISH

Put/Call Ratio

Detail
ℹ
Current (08/13) 0.38
Prior (08/12) 0.47
Current vs Prior -18.14%
Prior 7-Day Average 0.48
Current vs Prior 7-Day Avg -20.84%
Sentiment BULLISH

Open Interest

Detail
ℹ
Current (08/13) 144,250
Calls: 87,335 (61%)
Puts: 56,915 (39%)
Prior (08/12) 129,609
Calls: 75,895 (59%)
Puts: 53,714 (41%)
Current vs Prior +11.30%
Prior 7-Day Total 924,046
Calls: 558,257 (60%)
Puts: 365,789 (40%)
Prior 7-Day Average 132,006
Calls: 79,751 (60%)
Puts: 52,255 (40%)
Current vs Prior 7-Day Avg +9.27%
Sentiment BEARISH

Expected Move

Detail
ℹ
Expiry (08/14) | Next (08/21)Expiry (08/21) | Next (09/18)
Current 3.37% | 7.37%7.37% | 19.35%
Prior 4.01% | 6.93%6.93% | 19.02%
Current vs Prior -15.84% | +6.43%+6.43% | +1.72%
Prior 7-Day Avg 5.02% | 7.78%8.79% | 20.39%
Current vs 7-Day Avg -32.76% | -5.29%-16.12% | -5.09%
Prior 7-Day Eod 4.01% | 6.93%6.93% | 19.02%
Current vs 7-Day Eod -15.84% | +6.43%+6.43% | +1.72%
Sentiment BULLISHBEARISH

Relative Spread

Detail
ℹ
Expiry | Next
Current 5.54% | 8.33%
Calls: 5.84% | 7.69%
Puts: 5.24% | 8.97%
Prior 5.54% | 8.33%
Calls: 5.84% | 7.69%
Puts: 5.24% | 8.97%
Current vs Prior +0.00% | +0.00%
Prior 7-Day Avg 5.54% | 8.33%
Calls: 5.84% | 7.69%
Puts: 5.24% | 8.97%
Current vs 7-Day Avg +0.00% | +0.00%
Liquidity Pricy
+
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🤖 AI Insights

Strong bullish conviction with 88% of dollar volume in calls ($21.41M) vs puts ($2.97M). Above-average activity with volume up 65% vs prior. Extreme bullish P/C ratio of 0.38 - heavy call buying (15,801 calls vs 6,022 puts). Call-heavy open interest (87,335 calls vs 56,915 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 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 49 of results (avg 7.6%, best 3.4%)

CALLS (5)
StrikeExpiryBidAskMarkSpreadVolDeltaOI
$180.00Sep 419.0519.70$19.383.4%540.63195
$200.00Sep 1812.2512.85$12.554.8%9620.442.7K
$190.00Sep 1816.1016.90$16.504.8%3340.531.1K
$220.00Sep 186.957.30$7.134.9%1.3K0.291.1K
$155.00Sep 1836.8038.80$37.805.3%450.83400
PUTS (5)
StrikeExpiryBidAskMarkSpreadVolDeltaOI
$180.00Sep 1812.1512.60$12.383.6%3140.38272
$180.00Sep 2512.9013.65$13.285.6%500.384
$220.00Sep 1836.7539.25$38.006.6%100.71468
$210.00Sep 1829.6031.65$30.636.7%10.64178
$180.00Sep 1111.0011.85$11.437.4%70.372

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. 87 found (avg delta 0.75, highest 1.00)

CALLS (5)
StrikeExpiryBidAskMarkSpreadVolDeltaOI
$152.50Aug 1434.2037.25$35.738.5%91.00243
$155.00Aug 1432.2034.75$33.487.6%31.00--
$162.50Aug 1423.9527.25$25.6012.9%141.00358
$165.00Aug 1422.2524.75$23.5010.6%611.00291
$167.50Aug 1419.0522.25$20.6515.5%51.0080
PUTS (5)
StrikeExpiryBidAskMarkSpreadVolDeltaOI
$220.00Sep 1836.7539.25$38.006.6%100.71468
$210.00Sep 1829.6031.65$30.636.7%10.64178
$190.00Aug 142.684.40$3.5448.6%30.61--
$192.50Aug 217.209.80$8.5030.6%300.58--
$200.00Sep 1821.8025.05$23.4313.9%270.56831

Most actively traded options today. High liquidity = easy entry/exit. 212 active (total vol 15.4K, top 1.3K)

CALLS (5)
StrikeExpiryBidAskMarkSpreadVolDeltaOI
$220.00Sep 186.957.30$7.134.9%1.3K0.291.1K
$200.00Sep 1812.2512.85$12.554.8%9620.442.7K
$190.00Aug 215.155.60$5.388.4%8410.481.6K
$200.00Aug 212.162.30$2.236.3%6050.253.3K
$180.00Aug 147.959.05$8.5012.9%5670.91924
PUTS (5)
StrikeExpiryBidAskMarkSpreadVolDeltaOI
$155.00Sep 112.833.95$3.3933.0%3330.154
$180.00Sep 1812.1512.60$12.383.6%3140.38272
$155.00Aug 210.010.49$0.25192.0%2100.03590
$182.50Aug 213.254.45$3.8531.2%2010.34--
$160.00Aug 280.380.93$0.6683.3%1800.0747

Term structure inversion — near-term IV higher than far-term IV at the same strike. Signals expected near-term catalyst or volatility event. 1 strikes (avg 7.2%, max 7.2%)

CALLS (1)
StrikeNear ExpFar ExpNear IVFar IVBack%VolOI
$195.00Aug 14Sep 2576.9%71.7%7.2%368269
PUTS (0)
No puts found

Bull call spreads & bear put spreads with the best risk/reward ratios. Pay a debit upfront, defined max loss. 142 found (best R:R 0.65, avg 3.32)

BULL CALL (5)
BuySellExpiryDebitMax GainMax LossPOPR:RBE
$165.00$175.00Sep 25$6.05$3.95$6.0575%0.65$171.05
$175.00$180.00Sep 11$2.25$2.75$2.2568%1.22$177.25
$162.50$165.00Sep 4$1.02$1.48$1.0280%1.45$163.52
$200.00$210.00Sep 18$2.92$7.08$2.9244%2.42$202.92
$167.50$170.00Aug 28$1.32$1.18$1.3287%0.89$168.82
BEAR PUT (5)
BuySellExpiryDebitMax GainMax LossPOPR:RBE
$177.50$175.00Sep 4$0.53$1.97$0.5334%3.72$176.97
$155.00$152.50Sep 11$0.10$2.40$0.1015%24.00$154.90
$185.00$182.50Aug 21$0.72$1.78$0.7240%2.47$184.28
$177.50$175.00Aug 21$0.30$2.20$0.3022%7.33$177.20
$187.50$185.00Sep 4$0.95$1.55$0.9545%1.63$186.55

Bear call spreads & bull put spreads collecting premium. Receive credit upfront, profit if stock stays in range. 100 found (best R:R 1.70, avg 0.45)

BEAR CALL (5)
SellBuyExpiryCreditMax GainMax LossPOPR:RBE
$205.00$210.00Aug 28$1.37$1.37$3.6373%0.38$206.37
$192.50$195.00Aug 28$1.25$1.25$1.2554%1.00$193.75
$210.00$220.00Aug 21$0.52$0.52$9.4889%0.05$210.52
$195.00$197.50Aug 21$0.88$0.88$1.6264%0.54$195.88
$195.00$197.50Aug 14$0.35$0.35$2.1582%0.16$195.35
BULL PUT (5)
SellBuyExpiryCreditMax GainMax LossPOPR:RBE
$185.00$180.00Sep 18$3.15$3.15$1.8557%1.70$181.85
$170.00$165.00Sep 18$2.07$2.07$2.9371%0.71$167.93
$170.00$160.00Sep 25$3.02$3.02$6.9871%0.43$166.98
$185.00$180.00Sep 25$2.65$2.65$2.3558%1.13$182.35
$162.50$155.00Sep 11$1.84$1.84$5.6679%0.33$160.66

Same strike, different expirations. Sell near-term, buy far-term. Profits from time decay differential. 5 found (avg debit $3.38, cheapest $3.51)

CALLS (2)
StrikeNear ExpFar ExpNet DebitNear IVFar IV
$190.00Aug 14Aug 21$3.6866.9%55.2%
$187.50Aug 14Aug 21$4.0165.7%56.1%
PUTS (3)
StrikeNear ExpFar ExpNet DebitNear IVFar IV
$190.00Aug 14Aug 21$3.5166.9%55.2%
$187.50Aug 14Aug 21$3.5865.7%56.1%
$192.50Aug 21Aug 28$2.1058.9%57.4%

Buy call + put at the same strike and expiry. Profits from large moves in either direction. 49 found (cheapest 2.65% of stock, avg 11.96%)

StrikeExpiryCall$Put$TotalBE LowBE HighCost%
$187.50Aug 14$2.81$2.17$4.98$182.52$192.482.65%
$190.00Aug 14$1.70$3.54$5.24$184.76$195.242.78%
$185.00Aug 14$4.63$1.15$5.78$179.22$190.783.07%
$182.50Aug 14$6.58$0.72$7.30$175.20$189.803.88%
$180.00Aug 14$8.50$0.27$8.77$171.23$188.774.66%
$177.50Aug 14$11.05$0.24$11.29$166.21$188.796.00%
$190.00Aug 21$5.38$7.05$12.43$177.57$202.436.61%
$187.50Aug 21$6.82$5.75$12.57$174.93$200.076.68%
$185.00Aug 21$8.40$4.57$12.97$172.03$197.976.89%
$192.50Aug 21$4.75$8.50$13.25$179.25$205.757.04%

Buy OTM call + OTM put at different strikes. Cheaper than straddles, needs bigger move to profit. 170 found (cheapest 0.31% of stock, avg 8.07%)

Call KPut KExpiryCall$Put$TotalBE LowBE High
$197.50$177.50Aug 14$0.35$0.24$0.59$176.91$198.09
$197.50$180.00Aug 14$0.35$0.27$0.62$179.38$198.12
$195.00$177.50Aug 14$0.70$0.24$0.94$176.56$195.94
$195.00$180.00Aug 14$0.70$0.27$0.97$179.03$195.97
$197.50$182.50Aug 14$0.35$0.72$1.07$181.43$198.57
$210.00$180.00Aug 14$0.90$0.27$1.17$178.83$211.17
$210.00$177.50Aug 14$0.90$0.24$1.14$176.36$211.14
$192.50$177.50Aug 14$0.91$0.24$1.15$176.35$193.65
$192.50$180.00Aug 14$0.91$0.27$1.18$178.82$193.68
$195.00$182.50Aug 14$0.70$0.72$1.42$181.08$196.42

Sell OTM put spread + OTM call spread. Collect premium, profit if stock stays between breakevens. 87 found (best R:R 2.29, avg credit $1.45)

Put SpreadCall SpreadExpiryCreditMax LossPOPR:RBE LowBE High
180/182198/200Aug 21$1.74$0.7636%2.29$180.76$199.24
152/155198/200Aug 21$0.87$1.6367%0.53$154.13$198.37
178/180198/200Aug 21$1.48$1.0242%1.45$178.52$198.98
152/155198/200Aug 14$0.30$2.2087%0.14$154.70$197.80
165/168198/200Aug 21$0.91$1.5962%0.57$166.59$198.41
172/175198/200Aug 21$1.15$1.3552%0.85$173.85$198.65
152/155195/198Aug 14$0.46$2.0479%0.23$154.54$195.46
175/178198/200Aug 14$0.37$2.1382%0.17$177.13$197.87
155/158198/200Aug 21$0.79$1.7166%0.46$156.71$198.29
170/172198/200Aug 21$1.01$1.4956%0.68$171.49$198.51

Buy lower + upper strikes, sell 2x middle strike. Low cost, max profit at the middle strike at expiry. 92 found (best R:R 57.82, cheapest $0.05)

CALLS (5)
LowMidHighExpiryDebitMax GainPOPR:R
$200.00$210.00$220.00Sep 18$0.42$9.5815%22.81
$182.50$185.00$187.50Aug 14$0.13$2.3726%18.23
$200.00$205.00$210.00Aug 21$0.25$4.7514%19.00
$187.50$190.00$192.50Aug 14$0.32$2.1830%6.81
$192.50$195.00$197.50Aug 21$0.09$2.4112%26.78
PUTS (5)
LowMidHighExpiryDebitMax GainPOPR:R
$200.00$210.00$220.00Sep 18$0.17$9.8315%57.82
$170.00$175.00$180.00Sep 18$0.08$4.929%61.50
$185.00$187.50$190.00Aug 14$0.35$2.1531%6.14
$182.50$185.00$187.50Aug 28$0.05$2.459%49.00
$185.00$187.50$190.00Aug 21$0.12$2.3813%19.83

Buy 1 option, sell 2 at a different strike (1:2 ratio). Can be entered for a credit. Unlimited risk on naked leg. 66 found (best net $-0.13, 60 credits)

CALLS (5)
Buy KSell KRatioExpiryNetMax Gain
$185.00$187.501:2Aug 14-$0.99$1.51
$190.00$192.501:2Aug 14-$0.12$2.38
$187.50$190.001:2Aug 14-$0.59$1.91
$205.00$210.001:2Aug 21-$0.18$4.82
$200.00$205.001:2Aug 21-$0.53$4.47
PUTS (5)
Buy KSell KRatioExpiryNetMax Gain
$187.50$185.001:2Aug 14-$0.13$2.37
$190.00$187.501:2Aug 14-$0.80$1.70
$185.00$182.501:2Aug 14-$0.29$2.21
$155.00$152.501:2Aug 14-$0.01$2.49
$167.50$165.001:2Aug 21-$0.12$2.38

Sell OTM calls against 100 shares you own. Collect premium for income, capped upside at strike. Yield% = premium/stock price. 44 found (best yield 6.51%, avg 3.76%)

StrikeExpiryBidDeltaOTM%Yield%If Called%VolOI
$200.00Sep 18$12.250.446.3%6.51%12.79%9622.7K
$197.50Sep 25$13.000.475.0%6.91%11.86%1--
$200.00Sep 25$11.950.456.3%6.35%12.63%67
$205.00Sep 25$10.350.418.9%5.50%14.44%1--
$195.00Sep 25$13.900.493.6%7.39%11.01%2--
$210.00Sep 18$9.350.3611.6%4.97%16.56%821.7K
$190.00Sep 25$16.200.531.0%8.61%9.58%1--
$190.00Sep 18$16.100.531.0%8.56%9.52%3341.1K
$210.00Sep 25$8.800.3711.6%4.68%16.27%526
$195.00Sep 18$13.400.483.6%7.12%10.75%24369

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 15,801
Total Puts 6,022
Put/Call Ratio 0.38
Net Difference 9,779

Prior's Put/Call Breakdown

Total Calls 9,017
Total Puts 4,198
Put/Call Ratio 0.47
Net Difference 4,819

Prior 7-Day Put/Call Summary

Total Calls 90,310
Total Puts 40,616
Average Put/Call Ratio 0.48
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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