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ZS

Zscaler, Inc. Common Stock
231.33+16.84 (+7.85%)Close of Oct 21, 2026. Updated after each close.

Squeeze, trend and stretch for ZS, read from our ThinkOrSwim tools after the close.

ZS daily chart, Jul 29 to Oct 21, 2026Daily candles with the VMA line. ZS closed at 231.33 on Oct 21, 2026, above a VMA of 208.43. The strip under the chart shows the Market Pulse stage for each session: Acceleration on 12 of the last 12.160180200220240Jul 29Sep 1Oct 1231.33ZS daily chart, Sep 10 to Oct 21, 2026Daily candles with the VMA line. ZS closed at 231.33 on Oct 21, 2026, above a VMA of 208.43. The strip under the chart shows the Market Pulse stage for each session: Acceleration on 12 of the last 12.160180200220240Sep 10Oct 1231.33
VMAAccelerationAccumulationDistributionDecelerationStrip: Market Pulse stage per daily session.
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ZS on Oct 21

ZS closed up 7.85%. It is not in a squeeze on any timeframe we track, Market Pulse is in the Acceleration stage, and price is 2.1 ATR above its VMA.

Squeeze

Not in a squeeze on any timeframe we track.

No squeeze on the daily chart.

See it in MTF Squeeze
Slingshot triggers in Squeeze Setups
WkD4h195m130m2h78m1h39m30m15m5m

In a squeeze Fired None. Join free for each timeframe's tier and bar count.

Trend

Market Pulse is green, in the Acceleration stage.

Acceleration since Sep 17, 25 sessions in a row, and on 12 of the last 12.

Market Pulse indicator
Stretch

2.1 ATR above its VMA.

231.33 against a VMA of 208.43, 10.98% above.

231.33Close
208.43VMA
11.07Daily ATR
Relative

Beat SPY by 7.32 points.

SPY rose on Oct 21.

+7.85%ZS
+0.53%SPY

Opening range, Oct 21

30-minute range: 214.50 to 223.64, $9.13 wide

Price broke above the high in the 10:05 AM ET bar and closed above the range at 231.33.

ZS 5-minute chart, Oct 21, 2026, with the 30-minute opening rangeThe first 30 minutes ran from 214.50 to 223.64. Price broke above the high in the 10:05 AM ET bar and closed above the range at 231.33.223.64214.509:30Breaks the high, 10:05 AM10:3011:3012:301:302:303:30ZS 5-minute chart, Oct 21, 2026, with the 30-minute opening rangeThe first 30 minutes ran from 214.50 to 223.64. Price broke above the high in the 10:05 AM ET bar and closed above the range at 231.33.223.64214.509:30Breaks the high, 10:05 AM11:301:303:30

Backtest every ZS breakout in ORB Setups

ZS Volatility Box levels

Everything above is free. These rows are where ZS is statistically stretched, from the aggressive and conservative Volatility Box models on daily and hourly data.

LevelDaily, aggressiveDaily, conservativeHourly, aggressiveHourly, conservative
Upper 3
Upper 2
Upper 1
Last close231.33231.33231.33231.33
Lower 1
Lower 2
Lower 3

ZS's daily and hourly levels are in Stock Volatility Box ($169 a month) and the Bundle.

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ZS questions

Is ZS in a squeeze?

No. As of the Oct 21, 2026 close, ZS is not in a squeeze on any of the 12 timeframes we track.

Is ZS in an uptrend?

Yes. Market Pulse has ZS in the Acceleration stage: price above its VMA with the 8, 21 and 34-bar VWMAs stacked up. Acceleration since Sep 17, 25 sessions in a row, and on 12 of the last 12.

What was ZS's opening range on Oct 21?

The first 30 minutes ran from 214.50 to 223.64, a range of $9.13. Price broke above the high in the 10:05 AM ET bar and closed above the range at 231.33.

Where are ZS's Volatility Box levels?

Stock Volatility Box and Bundle members see ZS's daily and hourly levels on this page and in the Volatility Box platform.

Free tools for reading ZS

Multi-Time Frame (MTF) Squeeze Indicator for ThinkOrSwimIndicators · BeginnerMarket Pulse Indicator for ThinkOrSwim: Find the 4 Market StagesIndicators · Beginner-FriendlyOpening Range Breakout (ORB) Indicator for ThinkOrSwimIndicators · Advanced

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