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Data provided bySource: Twelve Data
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Zscaler Inc. drawdown: 47.8% below the all-time high (price)

Zscaler Inc. is 47.8% below its all-time high, set Nov 19, 2021 (as of market close, Nov 13, 2026), measured on price alone — dividends are not included, the convention headlines and crash histories use. The chart shows every day as a percentage of the highest level reached up to that point: 100% means a fresh record, everything below is a drawdown.

Below all-time high
−47.8%
52.2% of ATH
All-time high
$368.78
Nov 19, 2021
Time below the high
5.0 yrs
since Nov 19, 2021
Worst-ever drawdown
−76.4%
May 2, 2023
Longest underwater
5.0 yrs
between all-time highs
Today's level first reached
Dec 18, 2020
5.9 yrs ago
Last time this deep
Mar 16, 2020
in a previous episode

% of all-time high since 2018: price#

The classic underwater chart (drawdown curve), drawn as % of the all-time high — 100% is a fresh record, everything below it is time spent underwater. Basis and range are in the URL, so a particular view is a link.

Basis
Range
All-time high = 100%20%40%60%80%
ZS close · log2050100200500
Jul2019Jul2020Jul2021Jul2022Jul2023Jul2024Jul2025Jul2026Jul

The deepest drawdowns on record#

Data provided bySource: Twelve Data

Every decline of 15% or more from an all-time high (price basis), deepest first.

PeakTroughDepthPeak → troughRecovered byUnderwater
Nov 19, 2021May 2, 2023−76.4%17 monot yet5.0 yrs+
Jul 26, 2019Mar 12, 2020−55.2%8 moMay 29, 202010 mo
Aug 27, 2018Nov 20, 2018−31.8%3 moJan 31, 20195 mo
Feb 12, 2021May 13, 2021−28.9%3 moJul 7, 20215 mo
Mar 16, 2018May 25, 2018−24.4%2 moJun 7, 20183 mo
Sep 1, 2020Sep 17, 2020−20.2%16 daysDec 3, 20203 mo
Jun 11, 2018Jun 27, 2018−16.1%16 daysJul 17, 201836 days
Jul 17, 2018Jul 31, 2018−15.7%14 daysAug 23, 201837 days

Price basis (no dividends) — the convention crash histories use. With dividends reinvested, recoveries arrive years earlier; switch the basis on the chart above to see it.

Drawdown vs what came next#

Data provided bySource: Twelve Data

One dot per month since 2018: how far Zscaler Inc. stood below its all-time high, and the total return over the following 1, 5 and 10 years.

1950–19992000–today

Read this with survivorship bias in mind: a single asset's history is one surviving sample, so past recoveries here say little about the odds ahead. Monthly windows also overlap heavily (they are not independent samples). Not investment advice.

FAQ#

How far is Zscaler Inc. from its all-time high?
Zscaler Inc. is currently 47.8% below its all-time high, set Nov 19, 2021 (as of market close, Nov 13, 2026). Prices only, the convention headlines use; with dividends reinvested the gap is usually smaller.
What was the biggest Zscaler Inc. drawdown ever?
The deepest decline on record in our data (since 2018) took Zscaler Inc. 76.4% below its prior high, bottoming May 2, 2023. The table on this page lists every major episode with its peak, trough and recovery date.

Methodology & related#

Daily data since 2018 from ZS; no free deep history exists for Zscaler Inc. — for a 150-year drawdown record see the S&P 500 drawdown page. The price basis excludes dividends; the total-return basis reinvests them; the real basis additionally deflates by CPI. See also returns by year. Past performance does not predict future returns; not investment advice.

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