ZS - Options Database

ZSCALER INC

$237.76 +2.78%

$237.70 (-0.03%)🌙

as of 10/22 07:06 PM

(10/21 18:55) ◀

Thursday, October 22, 2026 (7:06pm)

▶ (10/23 19:04)

◀ 10/22 19:06 ▶

Option Volume

Detail

ℹ

Current (10/22) 16,782

Calls: 11,232 (67%)

Puts: 5,550 (33%)

Prior (10/21) 18,116

Calls: 11,446 (63%)

Puts: 6,670 (37%)

Current vs Prior -7.36%

Calls: -1.87% (Calls)

Puts: -16.79% (Puts)

Prior 7-Day Total 97,862

Calls: 52,567 (54%)

Puts: 45,295 (46%)

Prior 7-Day Average 13,980

Calls: 7,509 (54%)

Puts: 6,470 (46%)

Current vs Prior 7-Day Avg +20.04%

Calls: +49.57%

Puts: -14.23%

Sentiment BULLISH

Dollar Volume

Detail

ℹ

Current (10/22) $16.75M

Calls: $13.75M (82%)

Puts: $2.99M (18%)

Prior (10/21) $15.60M

Calls: $12.35M (79%)

Puts: $3.25M (21%)

Current vs Prior +7.38%

Calls: +11.37%

Puts: -7.81%

Prior 7-Day Total $89.24M

Calls: $55.54M (62%)

Puts: $33.70M (38%)

Prior 7-Day Average $12.75M

Calls: $7.93M (62%)

Puts: $4.81M (38%)

Current vs Prior 7-Day Avg +31.36%

Calls: +73.35%

Puts: -37.83%

Sentiment BULLISH

Put/Call Ratio

Detail

ℹ

Current (10/22) 0.49

Prior (10/21) 0.58

Current vs Prior -15.21%

Prior 7-Day Average 0.93

Current vs Prior 7-Day Avg -46.64%

Sentiment BULLISH

Open Interest

Detail

ℹ

Current (10/22) 122,072

Calls: 73,644 (60%)

Puts: 48,428 (40%)

Prior (10/21) 108,379

Calls: 67,921 (63%)

Puts: 40,458 (37%)

Current vs Prior +12.63%

Prior 7-Day Total 727,791

Calls: 445,234 (61%)

Puts: 282,557 (39%)

Prior 7-Day Average 103,970

Calls: 63,604 (61%)

Puts: 40,365 (39%)

Current vs Prior 7-Day Avg +17.41%

Sentiment BEARISH

Expected Move

Detail

ℹ

WKMO Expiry (10/23) | Next (10/30)Expiry (11/20) | Next (12/18)

Current 3.41% | 7.77%14.25% | 23.35%

Prior 4.47% | 7.75%13.60% | 22.93%

Current vs Prior -23.71% | +0.28%+4.75% | +1.83%

Prior 7-Day Avg 5.24% | 8.15%10.04% | 20.07%

Current vs 7-Day Avg -35.02% | -4.64%+41.87% | +16.32%

Prior 7-Day Eod 4.47% | 7.75%13.60% | 22.93%

Current vs 7-Day Eod -23.71% | +0.28%+4.75% | +1.83%

Sentiment BULLISHBEARISH

Relative Spread

Detail

ℹ

Expiry | Next

Current 18.25% | 8.01%

Calls: 13.69% | 8.15%

Puts: 22.82% | 7.87%

Prior 18.25% | 8.01%

Calls: 13.69% | 8.15%

Puts: 22.82% | 7.87%

Current vs Prior +0.00% | +0.00%

Prior 7-Day Avg 18.25% | 8.01%

Calls: 13.69% | 8.15%

Puts: 22.82% | 7.87%

Current vs 7-Day Avg +0.00% | +0.00%

Liquidity Expensive

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🤖 AI Insights

Strong bullish conviction with 82% of dollar volume in calls ($13.75M) vs puts ($2.99M). Extreme bullish P/C ratio of 0.49 - heavy call buying (11,232 calls vs 5,550 puts). Call-heavy open interest (73,644 calls vs 48,428 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

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Tightest Spreads

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Best Value <$1

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High Delta

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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 33 of results (avg 8.0%, best 4.8%)

CALLS (5)

Strike	Expiry	Bid	Ask	Mark	Spread	Vol	Delta	OI
$195.00	Nov 13	44.15	46.30	$45.22	4.8%	2	0.90	--
$217.50	Oct 23	19.75	21.05	$20.40	6.4%	16	0.93	--
$220.00	Oct 30	19.75	21.05	$20.40	6.4%	61	0.80	987
$210.00	Nov 20	31.70	33.80	$32.75	6.4%	46	0.79	1.0K
$195.00	Oct 23	41.10	43.85	$42.48	6.5%	2	1.00	--

PUTS (4)

Strike	Expiry	Bid	Ask	Mark	Spread	Vol	Delta	OI
$285.00	Oct 30	46.25	49.25	$47.75	6.3%	14	0.95	--
$275.00	Oct 30	36.55	39.60	$38.08	8.0%	2	0.93	--
$270.00	Oct 30	31.85	34.90	$33.38	9.1%	3	0.91	2
$260.00	Nov 20	27.85	30.70	$29.28	9.7%	42	0.68	--

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. 88 found (avg delta 0.77, highest 1.00)

CALLS (5)

Strike	Expiry	Bid	Ask	Mark	Spread	Vol	Delta	OI
$195.00	Oct 23	41.10	43.85	$42.48	6.5%	2	1.00	--
$200.00	Oct 23	36.10	38.80	$37.45	7.2%	1	1.00	--
$202.50	Oct 23	33.45	36.75	$35.10	9.4%	1	1.00	--
$205.00	Oct 23	30.85	33.85	$32.35	9.3%	3	1.00	300
$207.50	Oct 23	28.50	31.35	$29.93	9.5%	5	1.00	23

PUTS (5)

Strike	Expiry	Bid	Ask	Mark	Spread	Vol	Delta	OI
$285.00	Oct 30	46.25	49.25	$47.75	6.3%	14	0.95	--
$275.00	Oct 30	36.55	39.60	$38.08	8.0%	2	0.93	--
$252.50	Oct 23	13.85	16.40	$15.13	16.9%	1	0.91	--
$270.00	Oct 30	31.85	34.90	$33.38	9.1%	3	0.91	2
$250.00	Oct 23	11.55	13.80	$12.68	17.7%	48	0.89	--

Most actively traded options today. High liquidity = easy entry/exit. 222 active (total vol 11.5K, top 923)

CALLS (5)

Strike	Expiry	Bid	Ask	Mark	Spread	Vol	Delta	OI
$245.00	Oct 23	1.00	1.20	$1.10	18.2%	923	0.22	296
$235.00	Oct 23	4.50	5.15	$4.83	13.5%	804	0.62	1.0K
$240.00	Oct 23	1.98	2.92	$2.45	38.4%	714	0.40	459
$250.00	Nov 20	9.35	11.85	$10.60	23.6%	464	0.41	1.7K
$250.00	Oct 30	3.50	4.40	$3.95	22.8%	430	0.30	565

PUTS (5)

Strike	Expiry	Bid	Ask	Mark	Spread	Vol	Delta	OI
$222.50	Oct 30	1.82	4.25	$3.04	79.9%	448	0.23	89
$220.00	Oct 23	0.05	0.40	$0.23	152.2%	372	0.05	308
$220.00	Oct 30	1.66	3.80	$2.73	78.4%	336	0.20	146
$240.00	Oct 30	8.40	11.25	$9.82	29.0%	213	0.53	14
$235.00	Oct 23	1.68	3.05	$2.36	58.1%	211	0.38	20

Term structure inversion — near-term IV higher than far-term IV at the same strike. Signals expected near-term catalyst or volatility event. 11 strikes (avg 14.4%, max 21.6%)

CALLS (5)

Strike	Near Exp	Far Exp	Near IV	Far IV	Back%	Vol	OI
$245.00	Oct 23	Nov 27	77.6%	64.2%	21.0%	927	296
$237.50	Oct 23	Nov 6	70.8%	60.0%	17.9%	169	599
$240.00	Oct 23	Nov 27	75.1%	64.6%	16.3%	723	475
$232.50	Oct 23	Nov 6	68.0%	60.3%	12.8%	58	985
$242.50	Oct 23	Oct 30	71.9%	64.6%	11.2%	91	335

PUTS (4)

Strike	Near Exp	Far Exp	Near IV	Far IV	Back%	Vol	OI
$230.00	Oct 23	Nov 27	76.2%	62.6%	21.6%	75	118
$240.00	Oct 23	Nov 27	75.1%	64.6%	16.3%	35	97
$232.50	Oct 23	Oct 30	68.0%	61.5%	10.6%	36	315
$235.00	Oct 23	Dec 4	76.0%	68.9%	10.4%	216	20

Bull call spreads & bear put spreads with the best risk/reward ratios. Pay a debit upfront, defined max loss. 137 found (best R:R 0.57, avg 4.99)

BULL CALL (5)

Buy	Sell	Expiry	Debit	Max Gain	Max Loss	POP	R:R	BE
$200.00	$230.00	Dec 4	$19.05	$10.95	$19.05	80%	0.57	$219.05
$235.00	$270.00	Dec 4	$13.00	$22.00	$13.00	57%	1.69	$248.00
$240.00	$245.00	Nov 13	$1.39	$3.61	$1.39	50%	2.60	$241.39
$260.00	$270.00	Nov 20	$1.97	$8.03	$1.97	32%	4.08	$261.97
$230.00	$235.00	Dec 4	$2.30	$2.70	$2.30	60%	1.17	$232.30

BEAR PUT (5)

Buy	Sell	Expiry	Debit	Max Gain	Max Loss	POP	R:R	BE
$237.50	$235.00	Oct 30	$0.82	$1.68	$0.82	48%	2.05	$236.68
$212.50	$210.00	Nov 20	$0.25	$2.25	$0.25	22%	9.00	$212.25
$225.00	$220.00	Nov 20	$1.27	$3.73	$1.27	34%	2.94	$223.73
$225.00	$222.50	Nov 6	$0.48	$2.02	$0.48	30%	4.21	$224.52
$232.50	$230.00	Oct 23	$0.28	$2.22	$0.28	25%	7.93	$232.22

Bear call spreads & bull put spreads collecting premium. Receive credit upfront, profit if stock stays in range. 104 found (best R:R 0.64, avg 0.39)

BEAR CALL (5)

Sell	Buy	Expiry	Credit	Max Gain	Max Loss	POP	R:R	BE
$252.50	$255.00	Oct 30	$1.03	$1.03	$1.47	73%	0.70	$253.53
$257.50	$260.00	Oct 30	$0.80	$0.80	$1.70	79%	0.47	$258.30
$242.50	$245.00	Oct 30	$1.33	$1.33	$1.17	57%	1.14	$243.83
$240.00	$245.00	Nov 6	$2.45	$2.45	$2.55	50%	0.96	$242.45
$270.00	$280.00	Nov 6	$1.15	$1.15	$8.85	84%	0.13	$271.15

BULL PUT (5)

Sell	Buy	Expiry	Credit	Max Gain	Max Loss	POP	R:R	BE
$235.00	$200.00	Dec 4	$13.70	$13.70	$21.30	57%	0.64	$221.30
$225.00	$215.00	Nov 27	$3.70	$3.70	$6.30	65%	0.59	$221.30
$230.00	$225.00	Nov 13	$2.30	$2.30	$2.70	62%	0.85	$227.70
$210.00	$207.50	Nov 20	$0.95	$0.95	$1.55	79%	0.61	$209.05
$220.00	$217.50	Nov 20	$1.15	$1.15	$1.35	71%	0.85	$218.85

Same strike, different expirations. Sell near-term, buy far-term. Profits from time decay differential. 6 found (avg debit $5.28, cheapest $5.08)

CALLS (3)

Strike	Near Exp	Far Exp	Net Debit	Near IV	Far IV
$240.00	Oct 23	Oct 30	$5.08	75.1%	62.6%
$235.00	Oct 23	Oct 30	$5.60	76.0%	64.0%
$237.50	Oct 23	Oct 30	$5.27	70.8%	61.0%

PUTS (3)

Strike	Near Exp	Far Exp	Net Debit	Near IV	Far IV
$240.00	Oct 23	Oct 30	$5.10	75.1%	62.6%
$235.00	Oct 23	Oct 30	$5.34	76.0%	64.0%
$237.50	Oct 23	Oct 30	$5.28	70.8%	61.0%

Buy call + put at the same strike and expiry. Profits from large moves in either direction. 49 found (cheapest 2.78% of stock, avg 9.68%)

Strike	Expiry	Call$	Put$	Total	BE Low	BE High	Cost%
$237.50	Oct 23	$3.38	$3.24	$6.62	$230.88	$244.12	2.78%
$235.00	Oct 23	$4.83	$2.36	$7.19	$227.81	$242.19	3.02%
$240.00	Oct 23	$2.45	$4.72	$7.17	$232.83	$247.17	3.02%
$232.50	Oct 23	$6.35	$1.21	$7.56	$224.94	$240.06	3.18%
$245.00	Oct 23	$1.10	$8.50	$9.60	$235.40	$254.60	4.04%
$230.00	Oct 23	$9.00	$0.93	$9.93	$220.07	$239.93	4.18%
$247.50	Oct 23	$0.65	$10.52	$11.17	$236.33	$258.67	4.70%
$227.50	Oct 23	$10.90	$0.54	$11.44	$216.06	$238.94	4.81%
$225.00	Oct 23	$12.85	$0.31	$13.16	$211.84	$238.16	5.53%
$250.00	Oct 23	$0.50	$12.68	$13.18	$236.82	$263.18	5.54%

Buy OTM call + OTM put at different strikes. Cheaper than straddles, needs bigger move to profit. 158 found (cheapest 0.44% of stock, avg 6.62%)

Call K	Put K	Expiry	Call$	Put$	Total	BE Low	BE High
$250.00	$227.50	Oct 23	$0.50	$0.54	$1.04	$226.46	$251.04
$247.50	$227.50	Oct 23	$0.65	$0.54	$1.19	$226.31	$248.69
$250.00	$230.00	Oct 23	$0.50	$0.93	$1.43	$228.57	$251.43
$247.50	$230.00	Oct 23	$0.65	$0.93	$1.58	$228.42	$249.08
$245.00	$227.50	Oct 23	$1.10	$0.54	$1.64	$225.86	$246.64
$250.00	$232.50	Oct 23	$0.50	$1.21	$1.71	$230.79	$251.71
$247.50	$232.50	Oct 23	$0.65	$1.21	$1.86	$230.64	$249.36
$245.00	$230.00	Oct 23	$1.10	$0.93	$2.03	$227.97	$247.03
$245.00	$232.50	Oct 23	$1.10	$1.21	$2.31	$230.19	$247.31
$242.50	$227.50	Oct 23	$1.49	$0.54	$2.03	$225.47	$244.53

Sell OTM put spread + OTM call spread. Collect premium, profit if stock stays between breakevens. 160 found (best R:R 1.07, avg credit $1.39)

Put Spread	Call Spread	Expiry	Credit	Max Loss	POP	R:R	BE Low	BE High
205/208	252/255	Oct 30	$1.29	$1.21	65%	1.07	$206.21	$253.79
225/228	252/255	Oct 30	$1.83	$0.67	43%	2.73	$225.67	$254.33
192/195	252/255	Oct 30	$1.14	$1.36	70%	0.84	$193.86	$253.64
195/198	252/255	Oct 30	$1.16	$1.34	69%	0.87	$196.34	$253.66
205/208	258/260	Oct 30	$1.06	$1.44	71%	0.74	$206.44	$258.56
225/228	258/260	Oct 30	$1.60	$0.90	49%	1.78	$225.90	$259.10
192/195	258/260	Oct 30	$0.91	$1.59	76%	0.57	$194.09	$258.41
195/198	258/260	Oct 30	$0.93	$1.57	75%	0.59	$196.57	$258.43
208/210	252/255	Oct 30	$1.19	$1.31	64%	0.91	$208.81	$253.69
208/210	258/260	Oct 30	$0.96	$1.54	70%	0.62	$209.04	$258.46

Buy lower + upper strikes, sell 2x middle strike. Low cost, max profit at the middle strike at expiry. 78 found (best R:R 30.25, cheapest $0.05)

CALLS (5)

Low	Mid	High	Expiry	Debit	Max Gain	POP	R:R
$260.00	$270.00	$280.00	Nov 20	$0.32	$9.68	13%	30.25
$232.50	$235.00	$237.50	Oct 23	$0.07	$2.43	24%	34.71
$255.00	$260.00	$265.00	Nov 6	$0.06	$4.94	10%	82.33
$235.00	$240.00	$245.00	Nov 20	$0.10	$4.90	10%	49.00
$225.00	$227.50	$230.00	Oct 23	$0.05	$2.45	11%	49.00

PUTS (5)

Low	Mid	High	Expiry	Debit	Max Gain	POP	R:R
$250.00	$260.00	$270.00	Oct 30	$0.78	$9.22	21%	11.82
$240.00	$250.00	$260.00	Oct 30	$1.67	$8.33	30%	4.99
$230.00	$235.00	$240.00	Nov 20	$0.21	$4.79	10%	22.81
$245.00	$247.50	$250.00	Oct 23	$0.14	$2.36	11%	16.86
$225.00	$227.50	$230.00	Oct 23	$0.16	$2.34	11%	14.63

Buy 1 option, sell 2 at a different strike (1:2 ratio). Can be entered for a credit. Unlimited risk on naked leg. 79 found (best net $-7.90, 75 credits)

CALLS (5)

Buy K	Sell K	Ratio	Expiry	Net	Max Gain
$200.00	$230.00	1:2	Dec 4	-$7.90	$22.10
$270.00	$280.00	1:2	Nov 6	-$0.01	$9.99
$240.00	$242.50	1:2	Oct 23	-$0.53	$1.97
$245.00	$247.50	1:2	Oct 23	-$0.20	$2.30
$255.00	$260.00	1:2	Oct 23	$0.00	$5.00

PUTS (5)

Buy K	Sell K	Ratio	Expiry	Net	Max Gain
$260.00	$240.00	1:2	Nov 20	-$3.68	$16.32
$250.00	$240.00	1:2	Oct 30	-$3.34	$6.66
$245.00	$240.00	1:2	Oct 23	-$0.94	$4.06
$235.00	$232.50	1:2	Oct 23	-$0.06	$2.44
$205.00	$197.50	1:2	Nov 6	-$0.16	$7.34

Sell OTM calls against 100 shares you own. Collect premium for income, capped upside at strike. Yield% = premium/stock price. 54 found (best yield 4.21%, avg 2.27%)

Strike	Expiry	Bid	Delta	OTM%	Yield%	If Called%	Vol	OI
$270.00	Dec 4	$10.00	0.34	13.6%	4.21%	17.77%	4	--
$275.00	Dec 4	$8.80	0.32	15.7%	3.70%	19.36%	1	--
$280.00	Dec 4	$7.70	0.29	17.8%	3.24%	21.00%	1	--
$285.00	Dec 4	$6.75	0.27	19.9%	2.84%	22.71%	1	--
$245.00	Nov 27	$13.95	0.48	3.0%	5.87%	8.91%	4	--
$250.00	Nov 27	$12.00	0.44	5.2%	5.05%	10.20%	7	102
$240.00	Nov 27	$16.15	0.52	0.9%	6.79%	7.73%	9	16
$255.00	Nov 27	$10.30	0.40	7.2%	4.33%	11.58%	1	26
$260.00	Nov 27	$8.60	0.36	9.3%	3.62%	12.97%	2	29
$240.00	Nov 20	$14.35	0.51	0.9%	6.04%	6.98%	68	1.5K

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 11,232

Total Puts 5,550

Put/Call Ratio 0.49

Net Difference 5,682

Prior's Put/Call Breakdown

Total Calls 11,446

Total Puts 6,670

Put/Call Ratio 0.58

Net Difference 4,776

Prior 7-Day Put/Call Summary

Total Calls 52,567

Total Puts 45,295

Average Put/Call Ratio 0.93

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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