Form4insider filings, from the source

Company · CIK 0001713683 · SIC 7371 — Services-Computer Programming Services · Nasdaq

Zscaler, Inc. · ZS

Insider activity reported against this company. All insider holders · On EDGAR ↗

1M3M6M1Y2YAll datashares as filed — not split-adjusted
Open-market buys & salesbuys $0 · 0sales $6.1M · 8net −$6.1M
$10k$10k$100k$100k$1M$1M$10M$10MbuyssalesAug 28Sep 2Sep 7Sep 12Sep 18Sep 23Sep 28

Reported at this company — common stock

TradeReported (ET)InsiderSharesAvg priceTotalOwned afterΔ stakeFlags
Sep 21, 2026 SForm 4 →Sep 21, 5:57 pm EDTAdam GellerChief Product Officer661$200.00$132,20038,308−1.70%10b5-1
Sep 21, 2026 SForm 4 →Sep 21, 5:52 pm EDTRobert SchlossmanChief Legal Officer5,394$200.00$1,078,80061,525−8.06%10b5-1
Sep 17, 2026 SForm 4 →Sep 17, 7:41 pm EDTJames A BeerDirector177$192.01$33,9864,030−4.21%10b5-1
Sep 16, 2026 SForm 4 →Sep 17, 7:46 pm EDTJagtar Singh ChaudhryCEO & Chairman, Director, 10% Owner2,852$192.76$549,760340,186−0.83%
Sep 16, 2026 SForm 4 →Sep 17, 7:45 pm EDTKevin RubinChief Financial Officer5,957$192.76$1,148,28843,287−12.1%
Sep 16, 2026 SForm 4 →Sep 17, 7:44 pm EDTAdam GellerChief Product Officer10,162$192.42$1,955,40538,969−20.7%10b5-1
Sep 16, 2026 SForm 4 →Sep 17, 7:43 pm EDTMichael J. RichCRO and President of WW Sales4,108$192.76$791,87096,193−4.10%
Sep 16, 2026 SForm 4 →Sep 17, 7:42 pm EDTRobert SchlossmanChief Legal Officer2,325$192.76$448,17466,919−3.36%
Sep 15, 2026 AForm 4 →Sep 17, 7:45 pm EDTKevin RubinChief Financial Officer8,349——49,244—
Sep 15, 2026 AForm 4 →Sep 17, 7:44 pm EDTAdam GellerChief Product Officer6,817——49,131—10b5-1

Reported at this company — derivatives (options, RSUs, warrants)

No reported derivative activity in this period.