ZS - Options Database

ZSCALER INC

$149.94 +2.40%

$149.51 (-0.29%)🌙

as of 07/17 07:32 PM

(7/16 19:15) ◀

Friday, July 17, 2026 (7:32pm)

▶

◀ 7/17 19:32

Option Volume

Detail

ℹ

Current (07/17) 20,168

Calls: 14,647 (73%)

Puts: 5,521 (27%)

Prior (07/16) 14,218

Calls: 8,011 (56%)

Puts: 6,207 (44%)

Current vs Prior +41.85%

Calls: +82.84% (Calls)

Puts: -11.05% (Puts)

Prior 7-Day Total 143,448

Calls: 103,429 (72%)

Puts: 40,019 (28%)

Prior 7-Day Average 20,492

Calls: 14,775 (72%)

Puts: 5,717 (28%)

Current vs Prior 7-Day Avg -1.58%

Calls: -0.87%

Puts: -3.43%

Sentiment BULLISH

Dollar Volume

Detail

ℹ

Current (07/17) $10.23M

Calls: $7.72M (75%)

Puts: $2.51M (25%)

Prior (07/16) $8.45M

Calls: $2.67M (32%)

Puts: $5.77M (68%)

Current vs Prior +21.18%

Calls: +188.89%

Puts: -56.49%

Prior 7-Day Total $97.61M

Calls: $68.04M (70%)

Puts: $29.56M (30%)

Prior 7-Day Average $13.94M

Calls: $9.72M (70%)

Puts: $4.22M (30%)

Current vs Prior 7-Day Avg -26.61%

Calls: -20.55%

Puts: -40.54%

Sentiment BULLISH

Put/Call Ratio

Detail

ℹ

Current (07/17) 0.38

Prior (07/16) 0.77

Current vs Prior -51.35%

Prior 7-Day Average 0.54

Current vs Prior 7-Day Avg -29.95%

Sentiment BULLISH

Open Interest

Detail

ℹ

Current (07/17) 135,480

Calls: 87,110 (64%)

Puts: 48,370 (36%)

Prior (07/16) 124,161

Calls: 79,702 (64%)

Puts: 44,459 (36%)

Current vs Prior +9.12%

Prior 7-Day Total 889,757

Calls: 578,110 (65%)

Puts: 311,647 (35%)

Prior 7-Day Average 127,108

Calls: 82,587 (65%)

Puts: 44,521 (35%)

Current vs Prior 7-Day Avg +6.59%

Sentiment BEARISH

Expected Move

Detail

ℹ

WKMO Expiry (07/17) | Next (07/24)Expiry (07/17) | Next (08/21)

Current 1.10% | 7.28%1.10% | 17.41%

Prior 3.19% | 7.53%3.19% | 17.23%

Current vs Prior +128.15% | +30.60%-65.50% | +1.03%

Prior 7-Day Avg 4.75% | 8.35%5.79% | 17.73%

Current vs 7-Day Avg +53.32% | +17.75%-81.00% | -1.82%

Prior 7-Day Eod 3.19% | 7.53%3.19% | 17.23%

Current vs 7-Day Eod +128.15% | +30.60%-65.50% | +1.03%

Sentiment BEARISHBULLISH

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 75% of dollar volume in calls ($7.72M) vs puts ($2.51M). Extreme bullish P/C ratio of 0.38 - heavy call buying (14,647 calls vs 5,521 puts). P/C ratio dropping 51% - sentiment shifting bullish. Call-heavy open interest (87,110 calls vs 48,370 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 BEARISH

7-Day Avg BULLISH

Current BULLISH

Prior BULLISH

7-Day Avg NEUTRAL

Current BULLISH

Prior NEUTRAL

7-Day Avg NEUTRAL

Current BULLISH

Prior BULLISH

7-Day Avg NEUTRAL

Current BEARISH

Prior BULLISH

7-Day Avg BULLISH

📈 Options Analysis

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💰 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

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Tightest Spreads

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Best Value <$1

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Ratio Spreads

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Covered Calls

Options with the tightest bid-ask spreads (<10%). Lower spreads = better fills and less slippage. Showing top 59 of results (avg 7.2%, best 3.5%)

CALLS (5)

Strike	Expiry	Bid	Ask	Mark	Spread	Vol	Delta	OI
$149.00	Aug 14	10.80	11.25	$11.03	4.1%	18	0.56	237
$135.00	Aug 21	20.10	21.05	$20.58	4.6%	34	0.74	464
$148.00	Jul 31	8.35	8.75	$8.55	4.7%	3	0.58	12
$148.00	Aug 14	11.35	11.90	$11.63	4.7%	2	0.57	3
$145.00	Aug 21	14.30	15.00	$14.65	4.8%	10	0.61	648

PUTS (5)

Strike	Expiry	Bid	Ask	Mark	Spread	Vol	Delta	OI
$150.00	Aug 21	11.25	11.65	$11.45	3.5%	43	0.46	1.1K
$170.00	Aug 21	23.60	24.80	$24.20	5.0%	21	0.70	581
$145.00	Aug 21	8.75	9.20	$8.98	5.0%	51	0.39	575
$149.00	Jul 31	6.55	6.90	$6.73	5.2%	2	0.45	14
$147.00	Aug 7	7.30	7.70	$7.50	5.3%	8	0.41	4

Affordable options under $1.00 per contract. Great for defined-risk strategies with minimal capital. 1 found (avg $0.99, cheapest $0.99)

CALLS (1)

Strike	Expiry	Bid	Ask	Mark	Spread	Vol	Delta	OI
$165.00	Jul 24	0.95	1.03	$0.99	8.1%	197	0.15	265

PUTS (0)

No puts meet the criteria

In-the-money options with delta >0.50. Higher probability of profit, lower leverage. 99 found (avg delta 0.73, highest 1.00)

CALLS (5)

Strike	Expiry	Bid	Ask	Mark	Spread	Vol	Delta	OI
$125.00	Jul 17	23.90	26.50	$25.20	10.3%	10	1.00	972
$130.00	Jul 17	19.00	20.90	$19.95	9.5%	34	1.00	1.8K
$140.00	Jul 17	9.05	10.80	$9.93	17.6%	754	0.98	784
$120.00	Jul 17	29.00	31.35	$30.18	7.8%	5	0.98	--
$147.00	Jul 17	2.01	4.25	$3.13	71.6%	57	0.94	127

PUTS (5)

Strike	Expiry	Bid	Ask	Mark	Spread	Vol	Delta	OI
$152.50	Jul 17	0.84	3.70	$2.27	126.0%	17	1.00	63
$155.00	Jul 17	4.30	5.75	$5.03	28.8%	13	1.00	130
$160.00	Jul 17	8.85	10.60	$9.73	18.0%	13	1.00	160
$160.00	Jul 24	11.15	12.00	$11.58	7.3%	9	0.76	11
$175.00	Aug 21	27.00	28.80	$27.90	6.5%	1	0.75	198

Most actively traded options today. High liquidity = easy entry/exit. 252 active (total vol 15.5K, top 1.5K)

CALLS (5)

Strike	Expiry	Bid	Ask	Mark	Spread	Vol	Delta	OI
$149.00	Jul 17	0.72	1.79	$1.25	85.6%	1.5K	0.82	1.4K
$160.00	Jul 24	1.68	1.98	$1.83	16.4%	1.3K	0.24	515
$150.00	Jul 17	0.20	0.53	$0.37	89.2%	1.1K	0.49	2.3K
$140.00	Jul 17	9.05	10.80	$9.93	17.6%	754	0.98	784
$152.50	Jul 17	0.00	0.01	$0.01	100.0%	629	0.01	462

PUTS (5)

Strike	Expiry	Bid	Ask	Mark	Spread	Vol	Delta	OI
$127.00	Jul 24	0.07	0.56	$0.32	153.1%	726	0.05	39
$150.00	Jul 17	0.05	0.74	$0.40	172.5%	414	0.51	453
$150.00	Jul 24	4.90	5.35	$5.13	8.8%	405	0.48	787
$148.00	Jul 31	5.20	6.65	$5.93	24.5%	374	0.43	51
$140.00	Jul 24	1.21	2.00	$1.61	49.1%	247	0.21	508

Term structure inversion — near-term IV higher than far-term IV at the same strike. Signals expected near-term catalyst or volatility event. 59 strikes (avg 1035.5%, max 2628.9%)

CALLS (5)

Strike	Near Exp	Far Exp	Near IV	Far IV	Back%	Vol	OI
$120.00	Jul 17	Aug 21	1516.2%	65.1%	2227.5%	6	73
$132.00	Jul 17	Jul 24	1512.7%	70.1%	2058.9%	127	42
$134.00	Jul 17	Jul 24	1382.9%	65.2%	2020.6%	4	--
$133.00	Jul 17	Jul 24	1448.9%	68.4%	2018.1%	5	--
$135.00	Jul 17	Aug 21	1320.9%	63.8%	1970.4%	213	1.5K

PUTS (5)

Strike	Near Exp	Far Exp	Near IV	Far IV	Back%	Vol	OI
$127.00	Jul 17	Jul 31	1828.9%	67.0%	2628.9%	5	--
$131.00	Jul 17	Aug 7	1574.2%	64.0%	2360.0%	46	155
$120.00	Jul 17	Aug 28	1516.2%	65.7%	2208.9%	43	2.0K
$134.00	Jul 17	Jul 24	1382.9%	65.2%	2020.6%	9	7
$135.00	Jul 17	Aug 21	1320.9%	63.8%	1970.4%	30	2.4K

Bull call spreads & bear put spreads with the best risk/reward ratios. Pay a debit upfront, defined max loss. 135 found (best R:R 29.77, avg 3.06)

BULL CALL (5)

Buy	Sell	Expiry	Debit	Max Gain	Max Loss	R:R	BE
$167.50	$170.00	Jul 24	$0.12	$2.38	$0.12	19.83	$167.62
$172.50	$175.00	Jul 31	$0.15	$2.35	$0.15	15.67	$172.65
$162.50	$165.00	Aug 14	$0.15	$2.35	$0.15	15.67	$162.65
$170.00	$172.50	Jul 24	$0.18	$2.32	$0.18	12.89	$170.18
$170.00	$172.50	Jul 31	$0.27	$2.23	$0.27	8.26	$170.27

BEAR PUT (5)

Buy	Sell	Expiry	Debit	Max Gain	Max Loss	R:R	BE
$124.00	$120.00	Jul 24	$0.13	$3.87	$0.13	29.77	$123.87
$127.00	$126.00	Jul 31	$0.11	$0.89	$0.11	8.09	$126.89
$150.00	$149.00	Jul 31	$0.12	$0.88	$0.12	7.33	$149.88
$135.00	$127.00	Jul 31	$1.03	$6.97	$1.03	6.77	$133.97
$146.00	$145.00	Jul 31	$0.13	$0.87	$0.13	6.69	$145.87

Bear call spreads & bull put spreads collecting premium. Receive credit upfront, profit if stock stays in range. 167 found (best R:R 15.67, avg 1.45)

BEAR CALL (5)

Sell	Buy	Expiry	Credit	Max Gain	Max Loss	R:R	BE
$130.00	$132.00	Jul 24	$1.87	$1.87	$0.13	14.38	$131.87
$130.00	$135.00	Jul 31	$4.52	$4.52	$0.48	9.42	$134.52
$130.00	$132.00	Jul 17	$1.77	$1.77	$0.23	7.70	$131.77
$149.00	$150.00	Jul 17	$0.88	$0.88	$0.12	7.33	$149.88
$135.00	$138.00	Aug 7	$2.63	$2.63	$0.37	7.11	$137.63

BULL PUT (5)

Sell	Buy	Expiry	Credit	Max Gain	Max Loss	R:R	BE
$160.00	$155.00	Jul 17	$4.70	$4.70	$0.30	15.67	$155.30
$160.00	$157.50	Jul 31	$2.03	$2.03	$0.47	4.32	$157.97
$170.00	$165.00	Aug 21	$4.05	$4.05	$0.95	4.26	$165.95
$149.00	$148.00	Jul 31	$0.80	$0.80	$0.20	4.00	$148.20
$141.00	$140.00	Aug 7	$0.80	$0.80	$0.20	4.00	$140.20

Same strike, different expirations. Sell near-term, buy far-term. Profits from time decay differential. 53 found (avg debit $2.06, cheapest $0.17)

CALLS (5)

Strike	Near Exp	Far Exp	Net Debit	Near IV	Far IV
$175.00	Jul 17	Jul 24	$0.20	969.7%	66.5%
$128.00	Jul 17	Jul 24	$0.37	1489.0%	77.9%
$133.00	Jul 17	Jul 24	$0.45	1448.9%	68.4%
$170.00	Jul 17	Jul 24	$0.54	659.0%	66.2%
$132.00	Jul 17	Jul 24	$0.62	1512.7%	70.1%

PUTS (5)

Strike	Near Exp	Far Exp	Net Debit	Near IV	Far IV
$124.00	Jul 17	Jul 24	$0.17	1324.2%	83.3%
$125.00	Jul 17	Jul 24	$0.23	836.9%	76.0%
$138.00	Jul 17	Jul 24	$0.23	1127.2%	66.6%
$139.00	Jul 17	Jul 24	$0.29	1061.9%	63.9%
$130.00	Jul 17	Jul 24	$0.43	670.5%	71.4%

Buy call + put at the same strike and expiry. Profits from large moves in either direction. 81 found (cheapest 0.51% of stock, avg 10.96%)

Strike	Expiry	Call$	Put$	Total	BE Low	BE High	Cost%
$150.00	Jul 17	$0.37	$0.40	$0.77	$149.23	$150.77	0.51%
$149.00	Jul 17	$1.25	$0.11	$1.36	$147.64	$150.36	0.91%
$152.50	Jul 17	$0.01	$2.27	$2.28	$150.22	$154.78	1.52%
$148.00	Jul 17	$2.51	$0.21	$2.72	$145.28	$150.72	1.81%
$147.00	Jul 17	$3.13	$0.05	$3.18	$143.82	$150.18	2.12%
$146.00	Jul 17	$3.73	$0.14	$3.87	$142.13	$149.87	2.58%
$145.00	Jul 17	$4.60	$0.13	$4.73	$140.27	$149.73	3.15%
$155.00	Jul 17	$0.01	$5.03	$5.04	$149.96	$160.04	3.36%
$144.00	Jul 17	$6.33	$0.73	$7.06	$136.94	$151.06	4.71%
$143.00	Jul 17	$7.10	$1.07	$8.17	$134.83	$151.17	5.45%

Buy OTM call + OTM put at different strikes. Cheaper than straddles, needs bigger move to profit. 155 found (cheapest 0.32% of stock, avg 8.02%)

Call K	Put K	Expiry	Call$	Put$	Total	BE Low	BE High
$150.00	$149.00	Jul 17	$0.37	$0.11	$0.48	$148.52	$150.48
$150.00	$144.00	Jul 17	$0.37	$0.73	$1.10	$142.90	$151.10
$150.00	$143.00	Jul 17	$0.37	$1.07	$1.44	$141.56	$151.44
$150.00	$142.00	Jul 17	$0.37	$1.07	$1.44	$140.56	$151.44
$150.00	$141.00	Jul 17	$0.37	$1.07	$1.44	$139.56	$151.44
$162.50	$146.00	Jul 24	$1.41	$3.28	$4.69	$141.31	$167.19
$160.00	$146.00	Jul 24	$1.83	$3.28	$5.11	$140.89	$165.11
$162.50	$147.00	Jul 24	$1.41	$3.85	$5.26	$141.74	$167.76
$162.50	$148.00	Jul 24	$1.41	$3.90	$5.31	$142.69	$167.81
$160.00	$147.00	Jul 24	$1.83	$3.85	$5.68	$141.32	$165.68

Sell OTM put spread + OTM call spread. Collect premium, profit if stock stays between breakevens. 218 found (best R:R 24.00, avg credit $2.33)

Put Spread	Call Spread	Expiry	Credit	Max Loss	R:R	BE Low	BE High
145/147	152/155	Aug 14	$2.40	$0.10	24.00	$144.60	$154.90
143/145	152/155	Aug 14	$2.37	$0.13	18.23	$142.63	$154.87
124/125	130/135	Jul 31	$4.67	$0.33	14.15	$120.33	$134.67
126/127	130/135	Jul 31	$4.63	$0.37	12.51	$122.37	$134.63
125/130	135/140	Aug 21	$4.61	$0.39	11.82	$125.39	$139.61
140/142	152/155	Aug 14	$2.29	$0.21	10.90	$139.71	$154.79
138/139	141/143	Jul 31	$1.83	$0.17	10.76	$137.17	$142.83
124/125	137/138	Jul 31	$0.90	$0.10	9.00	$124.10	$137.90
140/142	145/146	Aug 28	$1.79	$0.21	8.52	$140.21	$146.79
120/125	130/135	Aug 21	$4.46	$0.54	8.26	$120.54	$134.46

Buy lower + upper strikes, sell 2x middle strike. Low cost, max profit at the middle strike at expiry. 85 found (best R:R 54.56, cheapest $0.05)

CALLS (5)

Low	Mid	High	Expiry	Debit	Max Gain	R:R
$165.00	$170.00	$175.00	Jul 17	$0.09	$4.91	54.56
$130.00	$135.00	$140.00	Aug 21	$0.09	$4.91	54.56
$170.00	$172.50	$175.00	Aug 14	$0.07	$2.43	34.71
$128.00	$130.00	$132.00	Jul 24	$0.06	$1.94	32.33
$165.00	$170.00	$175.00	Aug 21	$0.15	$4.85	32.33

PUTS (5)

Low	Mid	High	Expiry	Debit	Max Gain	R:R
$140.00	$145.00	$150.00	Aug 21	$0.12	$4.88	40.67
$155.00	$160.00	$165.00	Aug 21	$0.20	$4.80	24.00
$131.00	$135.00	$139.00	Aug 7	$0.19	$3.81	20.05
$120.00	$125.00	$130.00	Aug 21	$0.24	$4.76	19.83
$130.00	$131.00	$132.00	Jul 24	$0.05	$0.95	19.00

Buy 1 option, sell 2 at a different strike (1:2 ratio). Can be entered for a credit. Unlimited risk on naked leg. 82 found (best net $-1.98, 71 credits)

CALLS (5)

Buy K	Sell K	Ratio	Expiry	Net	Max Gain
$170.00	$175.00	1:2	Jul 17	-$0.14	$4.86
$167.50	$172.50	1:2	Aug 7	-$1.21	$3.79
$165.00	$170.00	1:2	Aug 14	-$1.86	$3.14
$160.00	$165.00	1:2	Aug 7	-$2.11	$2.89
$162.50	$170.00	1:2	Aug 28	-$4.70	$2.80

PUTS (5)

Buy K	Sell K	Ratio	Expiry	Net	Max Gain
$140.00	$130.00	1:2	Aug 28	-$1.98	$8.02
$160.00	$155.00	1:2	Jul 17	-$0.33	$4.67
$125.00	$120.00	1:2	Aug 21	-$1.01	$3.99
$124.00	$120.00	1:2	Jul 24	-$0.06	$3.94
$124.00	$120.00	1:2	Jul 17	-$0.15	$3.85

Sell OTM calls against 100 shares you own. Collect premium for income, capped upside at strike. Yield% = premium/stock price. 52 found (best yield 8.60%, avg 3.10%)

Strike	Expiry	Bid	Delta	OTM%	Yield%	If Called%	Vol	OI
$150.00	Aug 28	$12.90	0.54	0.0%	8.60%	8.64%	10	5
$150.00	Aug 21	$11.65	0.54	0.0%	7.77%	7.81%	62	1.0K
$155.00	Aug 28	$10.40	0.49	3.4%	6.94%	10.31%	12	9
$150.00	Aug 14	$10.30	0.54	0.0%	6.87%	6.91%	4	21
$155.00	Aug 21	$9.55	0.47	3.4%	6.37%	9.74%	287	1.1K
$160.00	Aug 28	$9.20	0.44	6.7%	6.14%	12.85%	5	--
$152.50	Aug 14	$9.15	0.51	1.7%	6.10%	7.81%	3	--
$150.00	Aug 7	$9.05	0.54	0.0%	6.04%	6.08%	92	64
$162.50	Aug 28	$8.25	0.41	8.4%	5.50%	13.88%	1	--
$155.00	Aug 14	$8.10	0.47	3.4%	5.40%	8.78%	1	248

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 14,647

Total Puts 5,521

Put/Call Ratio 0.38

Net Difference 9,126

Prior's Put/Call Breakdown

Total Calls 8,011

Total Puts 6,207

Put/Call Ratio 0.77

Net Difference 1,804

Prior 7-Day Put/Call Summary

Total Calls 103,429

Total Puts 40,019

Average Put/Call Ratio 0.54

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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Option Volume

Dollar Volume

Put/Call Ratio

Open Interest

Expected Move

Relative Spread

🤖 AI Insights

📈 Options Analysis

Current 5-Minute Volume Snapshots

Prior's 5-Minute Volume Snapshots

Current Put/Call Breakdown

Prior's Put/Call Breakdown

Prior 7-Day Put/Call Summary

Daily Put/Call History (Last 7 Days)

Upcoming Earnings - 2 Weeks Prior

Upcoming Earnings - 1 Week Prior

Earnings This Week

Earnings - Day Before / Day After

Options Activity Around Earnings

Chart Title

Price — Past 7 Days

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