ZS - Options Database

ZSCALER INC

$187.30 +9.98%

(8/27 15:01) ◀

Thursday, August 27, 2026 (4:00pm)

▶

◀ 8/27 16:01

Option Volume

Detail

ℹ

Current (08/27 4:00pm) 27,599

Calls: 18,115 (66%)

Puts: 9,484 (34%)

Prior --

Calls: 6,290 (32%)

Puts: 13,248 (68%)

Current vs Prior +0.00%

Calls: +188.00% (Calls)

Puts: -28.41% (Puts)

Prior 7-Day Total 174,472

Calls: 97,775 (56%)

Puts: 76,697 (44%)

Prior 7-Day Average 24,924

Calls: 13,967 (56%)

Puts: 10,956 (44%)

Current vs Prior 7-Day Avg +10.73%

Calls: +29.69%

Puts: -13.44%

Sentiment BULLISH

Dollar Volume

Detail

ℹ

Current (08/27 4:00pm) $18.48M

Calls: $15.17M (82%)

Puts: $3.32M (18%)

Prior --

Calls: $5.26M (4%)

Puts: $119.94M (96%)

Current vs Prior +0.00%

Calls: +188.39%

Puts: -97.23%

Prior 7-Day Total $313.51M

Calls: $99.92M (32%)

Puts: $213.59M (68%)

Prior 7-Day Average $44.79M

Calls: $14.27M (32%)

Puts: $30.51M (68%)

Current vs Prior 7-Day Avg -58.73%

Calls: +6.24%

Puts: -89.12%

Sentiment BULLISH

Put/Call Ratio

Detail

ℹ

Current (08/27 4:00pm) 0.52

Prior 1.00

Current vs Prior -47.65%

Prior 7-Day Average 0.94

Current vs Prior 7-Day Avg -44.46%

Sentiment BULLISH

Open Interest

Detail

ℹ

Current (08/27 4:00pm) 206,514

Calls: 111,712 (54%)

Puts: 94,802 (46%)

Prior --

Calls: -- (--)

Puts: -- (--)

Current vs Prior +0.00%

Prior 7-Day Total 1,250,849

Calls: 606,231 (55%)

Puts: 497,795 (45%)

Prior 7-Day Average 178,692

Calls: 86,604 (55%)

Puts: 71,113 (45%)

Current vs Prior 7-Day Avg +15.57%

Sentiment BEARISH

Expected Move

Detail

ℹ

WKMO Expiry (08/28) | Next (09/04)Expiry (09/18) | Next (10/16)

Current 3.17% | 14.44%16.83% | 21.57%

Prior 14.31% | 15.92%-- | --

Current vs Prior -77.84% | -9.30%-- | --

Prior 7-Day Avg 9.98% | 14.16%-- | --

Current vs 7-Day Avg -68.24% | +1.97%-- | --

Prior 7-Day Eod 14.31% | 15.92%-- | --

Current vs 7-Day Eod -77.84% | -9.30%-- | --

Sentiment BULLISH--

Relative Spread

Detail

ℹ

Expiry | Next

Current 38.52% | 10.18%

Calls: 30.38% | 4.98%

Puts: 46.67% | 15.38%

Prior 5.54% | 8.33%

Calls: 5.84% | 7.69%

Puts: 5.24% | 8.97%

Current vs Prior +595.31% | +22.21%

Prior 7-Day Avg 20.65% | 8.22%

Calls: 21.81% | 7.72%

Puts: 19.49% | 8.72%

Current vs 7-Day Avg +86.56% | +23.77%

Liquidity Expensive

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Strong bullish conviction with 82% of dollar volume in calls ($15.17M) vs puts ($3.32M). Bullish P/C ratio of 0.52. P/C ratio dropping 48% - sentiment shifting bullish.

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 BEARISH

Current BULLISH

Prior NEUTRAL

7-Day Avg NEUTRAL

Current BULLISH

Prior NEUTRAL

7-Day Avg NEUTRAL

Current NEUTRAL

Prior NEUTRAL

7-Day Avg NEUTRAL

Current BEARISH

Prior BULLISH

7-Day Avg BULLISH

Sentiment Timeline (Today)

Time	Smart Money	Retail	Overall
16:00	BULLISH	BULLISH	BULLISH
15:00	BULLISH	BULLISH	BULLISH
14:00	BULLISH	BULLISH	BULLISH
13:00	BULLISH	BULLISH	BULLISH

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💰 Best Value Under $1

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⏰ Backwardation

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📉 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 42 of results (avg 8.1%, best 4.8%)

CALLS (5)

Strike	Expiry	Bid	Ask	Mark	Spread	Vol	Delta	OI
$185.00	Sep 4	13.70	14.40	$14.05	5.0%	81	0.56	273
$150.00	Sep 18	38.60	41.25	$39.92	6.6%	8	0.88	806
$152.50	Aug 28	33.35	35.85	$34.60	7.2%	--	1.00	616
$185.00	Sep 18	15.70	16.90	$16.30	7.4%	37	0.56	1.7K
$175.00	Sep 11	20.05	21.60	$20.83	7.4%	23	0.67	99

PUTS (5)

Strike	Expiry	Bid	Ask	Mark	Spread	Vol	Delta	OI
$220.00	Sep 25	37.45	39.30	$38.38	4.8%	1	0.73	--
$210.00	Sep 18	28.80	30.40	$29.60	5.4%	--	0.68	177
$220.00	Sep 18	36.60	39.05	$37.83	6.5%	4	0.76	479
$200.00	Sep 18	21.95	23.50	$22.73	6.8%	4	0.59	821
$180.00	Sep 11	10.10	10.85	$10.48	7.2%	2	0.38	32

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. 100 found (avg delta 0.72, highest 1.00)

CALLS (5)

Strike	Expiry	Bid	Ask	Mark	Spread	Vol	Delta	OI
$152.50	Aug 28	33.35	35.85	$34.60	7.2%	--	1.00	616
$155.00	Aug 28	30.25	33.50	$31.88	10.2%	30	1.00	56
$157.50	Aug 28	28.35	30.70	$29.53	8.0%	--	1.00	45
$160.00	Aug 28	25.85	28.30	$27.08	9.0%	12	1.00	80
$162.50	Aug 28	23.35	25.75	$24.55	9.8%	6	1.00	35

PUTS (5)

Strike	Expiry	Bid	Ask	Mark	Spread	Vol	Delta	OI
$200.00	Aug 28	11.85	14.05	$12.95	17.0%	--	0.96	30
$192.50	Aug 28	4.95	7.00	$5.98	34.3%	5	0.80	13
$220.00	Sep 18	36.60	39.05	$37.83	6.5%	4	0.76	479
$220.00	Sep 25	37.45	39.30	$38.38	4.8%	1	0.73	--
$210.00	Sep 4	26.75	29.25	$28.00	8.9%	1	0.72	--

Most actively traded options today. High liquidity = easy entry/exit. 229 active (total vol 18.0K, top 1.7K)

CALLS (5)

Strike	Expiry	Bid	Ask	Mark	Spread	Vol	Delta	OI
$200.00	Aug 28	0.05	0.13	$0.09	88.9%	1.7K	0.03	1.2K
$190.00	Aug 28	1.20	1.50	$1.35	22.2%	1.5K	0.33	706
$190.00	Sep 18	13.55	15.00	$14.28	10.2%	792	0.51	1.5K
$200.00	Sep 18	9.50	10.55	$10.03	10.5%	572	0.41	2.8K
$192.50	Sep 18	12.20	13.60	$12.90	10.9%	409	0.48	6

PUTS (5)

Strike	Expiry	Bid	Ask	Mark	Spread	Vol	Delta	OI
$185.00	Aug 28	1.24	1.70	$1.47	31.3%	856	0.36	194
$180.00	Aug 28	0.31	0.40	$0.36	25.0%	503	0.12	291
$160.00	Sep 4	2.95	3.20	$3.08	8.1%	394	0.16	144
$157.50	Aug 28	0.01	0.14	$0.08	162.5%	260	0.01	227
$160.00	Aug 28	0.02	0.20	$0.11	163.6%	256	0.02	547

Term structure inversion — near-term IV higher than far-term IV at the same strike. Signals expected near-term catalyst or volatility event. 4 strikes (avg 36.6%, max 61.0%)

CALLS (1)

Strike	Near Exp	Far Exp	Near IV	Far IV	Back%	Vol	OI
$207.50	Sep 4	Oct 2	117.2%	72.8%	61.0%	11	13

PUTS (3)

Strike	Near Exp	Far Exp	Near IV	Far IV	Back%	Vol	OI
$210.00	Sep 4	Sep 18	116.1%	82.3%	40.9%	1	177
$195.00	Sep 4	Sep 18	116.3%	83.2%	39.7%	3	171
$220.00	Sep 18	Sep 25	82.7%	78.9%	4.8%	5	479

Bull call spreads & bear put spreads with the best risk/reward ratios. Pay a debit upfront, defined max loss. 170 found (best R:R 1.43, avg 2.52)

BULL CALL (5)

Buy	Sell	Expiry	Debit	Max Gain	Max Loss	POP	R:R	BE
$185.00	$200.00	Oct 9	$6.17	$8.83	$6.17	57%	1.43	$191.17
$172.50	$185.00	Oct 9	$6.83	$5.67	$6.83	68%	0.83	$179.33
$177.50	$187.50	Oct 2	$5.10	$4.90	$5.10	64%	0.96	$182.60
$190.00	$192.50	Sep 4	$0.47	$2.03	$0.47	50%	4.32	$190.47
$210.00	$220.00	Sep 25	$2.08	$7.92	$2.08	34%	3.81	$212.08

BEAR PUT (5)

Buy	Sell	Expiry	Debit	Max Gain	Max Loss	POP	R:R	BE
$180.00	$177.50	Oct 2	$0.50	$2.00	$0.50	39%	4.00	$179.50
$197.50	$195.00	Sep 4	$1.12	$1.38	$1.12	59%	1.23	$196.38
$177.50	$175.00	Sep 4	$0.52	$1.98	$0.52	35%	3.81	$176.98
$165.00	$162.50	Oct 2	$0.38	$2.12	$0.38	25%	5.58	$164.62
$172.50	$170.00	Sep 11	$0.57	$1.93	$0.57	30%	3.39	$171.93

Bear call spreads & bull put spreads collecting premium. Receive credit upfront, profit if stock stays in range. 121 found (best R:R 1.02, avg 0.50)

BEAR CALL (5)

Sell	Buy	Expiry	Credit	Max Gain	Max Loss	POP	R:R	BE
$202.50	$205.00	Sep 4	$1.27	$1.27	$1.23	64%	1.03	$203.77
$192.50	$195.00	Sep 4	$1.53	$1.53	$0.97	53%	1.58	$194.03
$220.00	$222.50	Sep 4	$0.69	$0.69	$1.81	80%	0.38	$220.69
$205.00	$207.50	Oct 2	$1.16	$1.16	$1.34	61%	0.87	$206.16
$205.00	$207.50	Sep 11	$0.98	$0.98	$1.52	64%	0.64	$205.98

BULL PUT (5)

Sell	Buy	Expiry	Credit	Max Gain	Max Loss	POP	R:R	BE
$177.50	$172.50	Oct 2	$2.53	$2.53	$2.47	64%	1.02	$174.97
$155.00	$150.00	Sep 25	$1.43	$1.43	$3.57	84%	0.40	$153.57
$185.00	$180.00	Oct 2	$2.80	$2.80	$2.20	56%	1.27	$182.20
$162.50	$160.00	Sep 11	$1.19	$1.19	$1.31	79%	0.91	$161.31
$160.00	$157.50	Oct 2	$1.05	$1.05	$1.45	79%	0.72	$158.95

Same strike, different expirations. Sell near-term, buy far-term. Profits from time decay differential. 9 found (avg debit $7.19, cheapest $1.15)

CALLS (4)

Strike	Near Exp	Far Exp	Net Debit	Near IV	Far IV
$207.50	Sep 4	Sep 11	$1.15	117.2%	94.1%
$190.00	Aug 28	Sep 4	$10.20	64.4%	116.3%
$185.00	Aug 28	Sep 4	$10.66	60.7%	116.2%
$187.50	Aug 28	Sep 4	$10.62	59.9%	117.3%

PUTS (5)

Strike	Near Exp	Far Exp	Net Debit	Near IV	Far IV
$195.00	Sep 4	Sep 11	$0.28	116.3%	93.7%
$205.00	Sep 4	Sep 11	$0.90	113.5%	96.2%
$190.00	Aug 28	Sep 4	$10.15	64.4%	116.3%
$185.00	Aug 28	Sep 4	$10.26	60.7%	116.2%
$187.50	Aug 28	Sep 4	$10.45	59.9%	117.3%

Buy call + put at the same strike and expiry. Profits from large moves in either direction. 58 found (cheapest 2.51% of stock, avg 13.97%)

Strike	Expiry	Call$	Put$	Total	BE Low	BE High	Cost%
$187.50	Aug 28	$2.16	$2.55	$4.71	$182.79	$192.21	2.51%
$185.00	Aug 28	$3.39	$1.47	$4.86	$180.14	$189.86	2.59%
$190.00	Aug 28	$1.35	$4.08	$5.43	$184.57	$195.43	2.90%
$182.50	Aug 28	$5.18	$0.86	$6.04	$176.46	$188.54	3.22%
$192.50	Aug 28	$0.71	$5.98	$6.69	$185.81	$199.19	3.57%
$180.00	Aug 28	$7.57	$0.36	$7.93	$172.07	$187.93	4.23%
$177.50	Aug 28	$10.23	$0.17	$10.40	$167.10	$187.90	5.55%
$175.00	Aug 28	$11.93	$0.18	$12.11	$162.89	$187.11	6.47%
$200.00	Aug 28	$0.09	$12.95	$13.04	$186.96	$213.04	6.96%
$172.50	Aug 28	$14.60	$0.10	$14.70	$157.80	$187.20	7.85%

Buy OTM call + OTM put at different strikes. Cheaper than straddles, needs bigger move to profit. 150 found (cheapest 0.24% of stock, avg 10.57%)

Call K	Put K	Expiry	Call$	Put$	Total	BE Low	BE High
$197.50	$177.50	Aug 28	$0.28	$0.17	$0.45	$177.05	$197.95
$197.50	$175.00	Aug 28	$0.28	$0.18	$0.46	$174.54	$197.96
$195.00	$177.50	Aug 28	$0.33	$0.17	$0.50	$177.00	$195.50
$195.00	$175.00	Aug 28	$0.33	$0.18	$0.51	$174.49	$195.51
$197.50	$180.00	Aug 28	$0.28	$0.36	$0.64	$179.36	$198.14
$195.00	$180.00	Aug 28	$0.33	$0.36	$0.69	$179.31	$195.69
$192.50	$177.50	Aug 28	$0.71	$0.17	$0.88	$176.62	$193.38
$192.50	$175.00	Aug 28	$0.71	$0.18	$0.89	$174.11	$193.39
$192.50	$180.00	Aug 28	$0.71	$0.36	$1.07	$178.93	$193.57
$197.50	$182.50	Aug 28	$0.28	$0.86	$1.14	$181.36	$198.64

Sell OTM put spread + OTM call spread. Collect premium, profit if stock stays between breakevens. 107 found (best R:R 2.52, avg credit $1.55)

Put Spread	Call Spread	Expiry	Credit	Max Loss	POP	R:R	BE Low	BE High
160/162	208/210	Sep 11	$1.79	$0.71	47%	2.52	$160.71	$209.29
172/175	208/210	Sep 4	$1.97	$0.53	37%	3.72	$173.03	$209.47
172/175	210/212	Sep 4	$1.90	$0.60	40%	3.17	$173.10	$211.90
158/160	208/210	Sep 4	$1.40	$1.10	53%	1.27	$158.60	$208.90
158/160	210/212	Sep 4	$1.33	$1.17	56%	1.14	$158.67	$211.33
150/152	208/210	Sep 4	$1.25	$1.25	59%	1.00	$151.25	$208.75
150/152	210/212	Sep 4	$1.18	$1.32	61%	0.89	$151.32	$211.18
162/165	208/210	Sep 4	$1.47	$1.03	48%	1.43	$163.53	$208.97
162/165	210/212	Sep 4	$1.40	$1.10	51%	1.27	$163.60	$211.40
165/168	208/210	Sep 4	$1.53	$0.97	46%	1.58	$165.97	$209.03

Buy lower + upper strikes, sell 2x middle strike. Low cost, max profit at the middle strike at expiry. 103 found (best R:R 21.73, cheapest $0.05)

CALLS (5)

Low	Mid	High	Expiry	Debit	Max Gain	POP	R:R
$187.50	$190.00	$192.50	Aug 28	$0.17	$2.33	28%	13.71
$190.00	$195.00	$200.00	Oct 2	$0.07	$4.93	9%	70.43
$210.00	$215.00	$220.00	Sep 11	$0.08	$4.92	9%	61.50
$190.00	$195.00	$200.00	Sep 25	$0.15	$4.85	10%	32.33
$150.00	$155.00	$160.00	Sep 18	$0.10	$4.90	7%	49.00

PUTS (5)

Low	Mid	High	Expiry	Debit	Max Gain	POP	R:R
$180.00	$182.50	$185.00	Aug 28	$0.11	$2.39	24%	21.73
$190.00	$195.00	$200.00	Sep 18	$0.07	$4.93	10%	70.43
$195.00	$200.00	$205.00	Sep 18	$0.17	$4.83	10%	28.41
$187.50	$190.00	$192.50	Aug 28	$0.37	$2.13	28%	5.76
$185.00	$187.50	$190.00	Aug 28	$0.45	$2.05	31%	4.56

Buy 1 option, sell 2 at a different strike (1:2 ratio). Can be entered for a credit. Unlimited risk on naked leg. 55 found (best net $-10.85, 45 credits)

CALLS (5)

Buy K	Sell K	Ratio	Expiry	Net	Max Gain
$150.00	$170.00	1:2	Sep 25	-$10.85	$9.15
$185.00	$200.00	1:2	Oct 9	-$6.91	$8.09
$190.00	$192.50	1:2	Aug 28	-$0.07	$2.43
$185.00	$187.50	1:2	Aug 28	-$0.93	$1.57
$187.50	$190.00	1:2	Aug 28	-$0.54	$1.96

PUTS (5)

Buy K	Sell K	Ratio	Expiry	Net	Max Gain
$220.00	$200.00	1:2	Sep 25	-$8.62	$11.38
$187.50	$185.00	1:2	Aug 28	-$0.39	$2.11
$190.00	$187.50	1:2	Aug 28	-$1.02	$1.48
$185.00	$182.50	1:2	Aug 28	-$0.25	$2.25
$175.00	$172.50	1:2	Aug 28	-$0.02	$2.48

Sell OTM calls against 100 shares you own. Collect premium for income, capped upside at strike. Yield% = premium/stock price. 62 found (best yield 6.03%, avg 4.25%)

Strike	Expiry	Bid	Delta	OTM%	Yield%	If Called%	Vol	OI
$200.00	Oct 9	$11.30	0.44	6.8%	6.03%	12.81%	9	--
$200.00	Oct 2	$10.85	0.43	6.8%	5.79%	12.57%	12	47
$202.50	Oct 2	$10.05	0.41	8.1%	5.37%	13.48%	5	1
$205.00	Oct 2	$9.35	0.39	9.4%	4.99%	14.44%	7	4
$195.00	Oct 2	$12.50	0.47	4.1%	6.67%	10.78%	4	5
$207.50	Oct 2	$8.60	0.37	10.8%	4.59%	15.38%	5	--
$190.00	Oct 2	$14.60	0.52	1.4%	7.79%	9.24%	34	5
$210.00	Oct 2	$8.00	0.35	12.1%	4.27%	16.39%	1	19
$187.50	Oct 2	$15.75	0.54	0.1%	8.41%	8.52%	1	2
$202.50	Sep 25	$9.75	0.40	8.1%	5.21%	13.32%	3	4

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 18,115

Total Puts 9,484

Put/Call Ratio 0.52

Net Difference 8,631

Prior's Put/Call Breakdown

Total Calls 6,290

Total Puts 13,248

Put/Call Ratio 1.00

Net Difference -6,958

Prior 7-Day Put/Call Summary

Total Calls 97,775

Total Puts 76,697

Average Put/Call Ratio 0.94

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

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📈 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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