All charts and data below are CPI-U inflation-adjusted and with dividends reinvested. (Why?)

Total Real Returns

ZS: Total Real Return Chart (Dividends Reinvested, Inflation Adjusted)

ZS real return snapshot: after CPI-U inflation, ZS returned −33.34% over the past year and −11.47% YTD, with dividends reinvested. Since Mar. 16, 2018, ZS is up +364.19% in real purchasing-power return, or +19.58%/yr, and is currently −53.77% below its real total-return high on Nov. 19, 2021.

Data ending Fri Oct. 16, 2026

Growth of $10,000

Fri 2018-03-16💬 to Fri 2026-10-16 Overall
Return 		Exponential
Trendline
ZS × 		+364.19%
+19.58%/yr 		+16.45%/yr
R2=0.415
Zscaler Inc NASDAQ Common Stock

Growth of $10,000 Summary

Fri 2018-03-16💬 to Fri 2026-10-16 Start
Value 		End
Value
ZS × 		$10,000.00
2018-03-16 		$46,419.06
2026-10-16

This Year’s Performance

through 2026-10-16

  YTD YoY
ZS × 		−11.47% −33.34%

Drawdowns

  Current
Drawdown 		Worst
Drawdown
ZS × 		−53.77%
on 2026-10-16
from 2021-11-19 peak 		−78.43%
on 2023-05-02
from 2021-11-19 peak

Rolling Returns

Period ending Fri 2026-10-16 1 yr 2 yr 3 yr 5 yr 10 yr
ZS × 		−33.34% +1.21%
+0.60%/yr 		+9.81%
+3.17%/yr 		−42.18%
−10.38%/yr 		—

Annual Returns

Year ZS
2026 (YTD) −11.47%
2025 +21.42%
2024 −20.85%
2023 +91.58%
2022 −67.29%
2021 +50.32%
2020 +323.71%
2019 +15.94%
2018 +17.90%