ZSZscaler, Inc.

$255.20-15% 1Y

What is the market doing?

Mixed

No clear lean: nothing decisive, though in an uptrend.

1 good, 2 neutral
TrendUptrendderived · Oct 23, 2026

In an uptrend, above its rising 50- and 200-day averages. Overbought (RSI 74). Price is +53% vs its 200-day average.

Insider conviction−$12.0M (90 days to Oct 22, 2026)SEC EDGAR · Oct 22, 2026

Insiders were net sellers over the 90 days ending Oct 22, 2026; selling is often routine (taxes, diversification).

Short interest3.6% of sharesFINRA · Sep 30, 2026

Moderately shorted, settled Sep 30, 2026, a few days of normal trading to cover. Down 11% since the previous count, down from 5.1% of shares outstanding three months ago.

Against the whole market›

Percentile against every name Ryufin tracks. Higher is better; the tick marks the middle of the market. Context, not one of the checks above.

1-year returnbehind 77% of the market
vs 200-day avgtop 2% of the market

Where this answer is blind. Insider selling is often routine (taxes, diversification); only cluster buying is a strong tell.

How ZS is trading

Zscaler, Inc. is −15% over the past year while the S&P 500 is +16%: 31 points behind the market.

−15%

1-year return · S&P 500 +16%

vs 200-day average
+53%

vs 200-day average · a clear uptrend

RSI (14)
74

RSI (14) · overbought, bought harder than it has been sold

Below its 52-week high
24%

Below its 52-week high

Oct 15, 2024$118.05 – $336.27 · dashed line: 200-day averageOct 23, 2026
Details›
Last close2026-10-23
$255.20
1 monthS&P 500 −0.94%
+24%
1 yearS&P 500 +16%
−15%
5 yearsS&P 500 +86%
−4.7%
vs 50-day average$197.33
+29%
52-week high
$336.27
52-week low
$118.05
Annualised volatility
55%
Insider selling, net, 6 monthsForms 3/4/5 to 2026-10-22
$4.7M
Calendar-year price return
YearReturn
2026 (year to date)+13%
2025+25%
2024−19%
2023+98%
2022−65%
2021+61%
2020+329%
2019+19%
Average return by calendar month, 2018–2026
MonthYearsPositiveAverage
Jan85 of 8+5.3%
Feb84 of 8−3.8%
Mar84 of 8+1.2%
Apr94 of 9−2.2%
May96 of 9+10%
Jun98 of 9+12%
Jul96 of 9+4.6%
Aug96 of 9+7.1%
Sep93 of 9−4.6%
Oct95 of 9+4.5%
Nov86 of 8+6.4%
Dec82 of 8−2.2%

End-of-day closes from IEX; the S&P 500 comparison uses SPY over the same window. Prices are a reference point, not a basis for trading decisions.

Where the price stands

Its trend against the 50-day and 200-day averages, and the levels it keeps coming back to.

What it has returned

With dividends, year by year, month by month, and by calendar month on average.

On our screens:R&D leaders