What If You Invested $1,000 in Zscaler (ZS)?
Enter any amount and start date. We use historical prices to show your hypothetical return.
Zscaler
ZS
Historical extremes
Maximum profit (buy at all-time low, sell at peak), maximum drawdown (peak to trough), and total return from IPO to current price.
Max profit
+1378.08% (14.8 times)
- Buy
- May 25, 2018
- $24.95
- Sell
- Nov 19, 2021
- $368.78
Buying ZS at the all-time low and selling at the peak would have turned $1,000 into $14,780.76.
Max drawdown
-76.41% (fell to 24% of peak)
- Peak
- Nov 19, 2021
- $368.78
- Trough
- May 2, 2023
- $87
The worst decline for ZS was -76.41% (fell to 24% of peak) from peak to trough.
IPO to current
+365.73% (4.66 times)
- IPO
- Mar 16, 2018
- $33
- Current
- Mar 16, 2026
- $153.69
A $1,000 investment in ZS at IPO would be worth $4,657.27 today.
Dollar amounts based on selected investment ($1,000)
Frequently asked questions
What is Zscaler (ZS) stock's all-time high and all-time low?
- Zscaler (ZS) stock's all-time low was $24.95 on May 25, 2018. The all-time high was $368.78 on Nov 19, 2021.
What if you invested $1,000 in Zscaler (ZS) stock at the all-time low?
- Buying Zscaler (ZS) stock at the all-time low ($24.95 on May 25, 2018) and selling at the peak ($368.78 on Nov 19, 2021) would have turned $1,000 into $14,780.76. Historical return: +1378.08% (14.8 times).
What are Zscaler (ZS)'s best buy and sell dates for maximum profit?
- The best buy date for Zscaler (ZS) stock was May 25, 2018 (all-time low at $24.95). The best sell date was Nov 19, 2021 at $368.78. This investment would have returned +1378.08% (14.8 times).
What was Zscaler (ZS) stock's maximum drawdown?
- Zscaler (ZS) stock's worst decline was -76.41% (fell to 24% of peak) from peak to trough. Peak: $368.78 on Nov 19, 2021. Trough: $87 on May 2, 2023. A $1,000 investment at the peak would have been worth $235.91 at the trough.
What if you bought Zscaler (ZS) stock at IPO?
- A $1,000 investment in Zscaler (ZS) stock at IPO ($33 on Mar 16, 2018) would be worth $4,657.27 today. Historical return: +365.73% (4.66 times). Current stock price: $153.69 as of Mar 16, 2026.
What if you invested $1,000 in Zscaler (ZS) 5 years ago?
- A $1,000 investment in Zscaler (ZS) stock 5 years ago ($182.18 on Mar 16, 2021) would be worth $843.62 today. Historical return: -15.64% (0.84 times). Current stock price: $153.69 as of Mar 16, 2026.
About this data
- How does the investment calculator work?
- Enter an investment amount and a start date. We use historical stock prices to calculate how many shares you would have bought, then apply the current price to show your hypothetical portfolio value and return.
- What are Historical extremes?
- Max profit: buy at all-time low, sell at the highest price after. Max drawdown: the largest peak-to-trough decline in price. IPO to current: total return from IPO date to the latest price.
- What is Max drawdown?
- Maximum drawdown is the largest peak-to-trough decline in price. It shows the worst drop from any prior high to a subsequent low. Peak and Trough are the dates and prices at which this decline occurred.
- Does this include dividends?
- The calculator uses adjusted closing prices when available, which account for stock splits and dividends. For the most accurate results, we recommend using data that includes dividend adjustments.
- Where does the price data come from?
- Historical prices are from Yahoo Finance, adjusted for stock splits and dividends. We use adjusted close for all calculations.
- How are the dollar amounts in the cards calculated?
- The dollar amounts in Historical extremes use the investment amount you select in the calculator above (e.g. $1,000). They show what your investment would have been worth at the Buy/Peak/IPO date versus the Sell/Trough/Current date.
- What date range can I use?
- The available date range depends on our historical price data for ZS. You can select any date between our first and most recent data point.