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ZS · Zscaler, Inc.
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ZS Zscaler (ZS) Insider Trading, Ownership & Congress Trades

Software & IT · Services-computer programming services · CIK 0001713683
Quote by TradingView
Form 144 · 12
Insider buyers, 180 days
0
House members buying, 1 year
0
STOCK Act, US House only, disclosed up to 45 days after the trade
Funds added, last quarter
422
13F, latest reported quarter
Conversions, 180 days
2
Codes C/M, not in net · $5.1M priced

What the filings say about ZS

Insiders, 180 days
-$14.6M net sold
6 sellers · 61% of sales under a 10b5-1 plan
Congress, 1 year
No trades
Last one: sale, 2025-01-13
Planned sales (Form 144), 90 days
$12.1M
12 notices

Zscaler insider trades (Form 4)

Form 4 buys and sells (codes P and S). Grants, option exercises and conversions excluded.

Over the last 180 days, Zscaler, Inc. insiders sold a net $14.6M of stock across 567 Form 4 purchases and sales, with no insider buying. Source: SEC Form 4 filings, as of 2026-10-28.

Insider
Filed
Shares
Value
Since filing
RUBIN KEVIN
Chief Financial Officer
SELL
2026-10-27 SECtraded 2026-10-26
20
$5.1K
n/a
Context
  • 31 earlier Form 4 trades (code P or S) here by this insider (31 sales), the last on Sep 25, 2026.
  • The trade is 0.0% of the 62,607 shares held after it.
  • 1 other insider sold within 30 days.
  • 422 funds added in the 13F quarter to Jun 30, 2026.
Insider activity: Chief Financial Officer RUBIN KEVIN sold about $5.1K of ZS under a 10b5-1 plan on Oct 26, 2026; 1 other insider sold within 30 days and 422 funds added in the latest 13F quarter.
RUBIN KEVIN
Chief Financial Officer
SELL
2026-10-27 SECtraded 2026-10-26
32
$8.1K
n/a
Context
  • 31 earlier Form 4 trades (code P or S) here by this insider (31 sales), the last on Sep 25, 2026.
  • The trade is 0.1% of the 62,575 shares held after it.
  • 1 other insider sold within 30 days.
  • 422 funds added in the 13F quarter to Jun 30, 2026.
Insider activity: Chief Financial Officer RUBIN KEVIN sold about $8.1K of ZS under a 10b5-1 plan on Oct 26, 2026; 1 other insider sold within 30 days and 422 funds added in the latest 13F quarter.
RUBIN KEVIN
Chief Financial Officer
SELL
2026-10-27 SECtraded 2026-10-26
14
$3.6K
n/a
Context
  • 31 earlier Form 4 trades (code P or S) here by this insider (31 sales), the last on Sep 25, 2026.
  • The trade is 0.0% of the 62,561 shares held after it.
  • 1 other insider sold within 30 days.
  • 422 funds added in the 13F quarter to Jun 30, 2026.
Insider activity: Chief Financial Officer RUBIN KEVIN sold about $3.6K of ZS under a 10b5-1 plan on Oct 26, 2026; 1 other insider sold within 30 days and 422 funds added in the latest 13F quarter.
RUBIN KEVIN
Chief Financial Officer
SELL
2026-10-27 SECtraded 2026-10-26
16
$4.1K
n/a
Context
  • 31 earlier Form 4 trades (code P or S) here by this insider (31 sales), the last on Sep 25, 2026.
  • The trade is 0.0% of the 62,545 shares held after it.
  • 1 other insider sold within 30 days.
  • 422 funds added in the 13F quarter to Jun 30, 2026.
Insider activity: Chief Financial Officer RUBIN KEVIN sold about $4.1K of ZS under a 10b5-1 plan on Oct 26, 2026; 1 other insider sold within 30 days and 422 funds added in the latest 13F quarter.
RUBIN KEVIN
Chief Financial Officer
SELL
2026-10-27 SECtraded 2026-10-26
21
$5.4K
n/a
Context
  • 31 earlier Form 4 trades (code P or S) here by this insider (31 sales), the last on Sep 25, 2026.
  • The trade is 0.0% of the 62,524 shares held after it.
  • 1 other insider sold within 30 days.
  • 422 funds added in the 13F quarter to Jun 30, 2026.
Insider activity: Chief Financial Officer RUBIN KEVIN sold about $5.4K of ZS under a 10b5-1 plan on Oct 26, 2026; 1 other insider sold within 30 days and 422 funds added in the latest 13F quarter.
567 transactions on record
Since filing: total return from the first close after the filing to the latest close, dividend-adjusted. Not a forecast.
Context lines are counts over the filings above and returns from our own price history, never a price level. Not investment advice.
See all insider buying · insider selling
Showing the latest few. to see 562 more transactions and use the screener and CSV export. We store only your email; there is no password.
Seven facts, ranked against the sector · Rank is not a forecast
Insiders
net -$14.6M over 180 days
-$12.0M over 90 days · -$913.6K of it by a 10%+ holder
below 73% of Software & IT
Congress
no House purchase disclosed in the last 12 months
Funds
422 funds bought in last quarter
more than 90% of Software & IT
Revenue
+25.4% year over year
more than 75% of Software & IT
Margin
-1.9% net margin
more than 51% of Software & IT
Buybacks
no share repurchases reported
Short interest
5.5% of the float short (float per yahoo 2026-10-26) · 1.8 days to cover · settled 2026-09-30
more than 54% of Software & IT
What changed in the last 30 days
Oct 27Chief Financial Officer RUBIN KEVIN sold $133.2K under a 10b5-1 plan (Oct 26)
Why it matters
A 10b5-1 plan schedules trades months ahead, so this says little about what the insider thinks today.
Oct 13Chief Product Officer Geller Adam sold $5.6M under a 10b5-1 plan (3 trades, Oct 9 to Oct 12)
Why it matters
A 10b5-1 plan schedules trades months ahead, so this says little about what the insider thinks today.
Oct 13Officer ADAM GELLER filed to sell $245.9K by Oct 12 (Form 144)
Why it matters
A Form 144 is a notice of intent to sell; the sale may not happen, and it says nothing about the price.
Oct 9Officer ADAM GELLER filed to sell $5.4M by Oct 9 (Form 144)
Why it matters
A Form 144 is a notice of intent to sell; the sale may not happen, and it says nothing about the price.

Watch ZS

A free account keeps a watchlist and can send one email a day when insiders, funds or Congress file on the names in it. No password and no card.

The year, with the filings on it
Total return over 12 months. Each marker is a filing; hover or tap one for the detail.
-18.4%12M
-63%-40%-17%+5%2025-102025-122026-022026-042026-062026-082026-10 2026-10-09 · Geller Adam sold $4.9M2026-09-16 · RUBIN KEVIN sold $1.1M2026-09-21 · Schlossman Robert sold $1.1M2026-09-16 · Geller Adam sold $1.1M2025-10-24 · Schlossman Robert sold $1.0M2025-12-16 · Rich Michael J. sold $946.4K2026-09-17 · Geller Adam sold $880.2K2025-12-16 · Judge Raj sold $793.6K2026-09-16 · Rich Michael J. sold $791.9K2025-12-16 · RUBIN KEVIN sold $762.4K2025-12-16 · Schlossman Robert sold $711.8K2025-12-16 · Chaudhry Jagtar Singh sold $656.2K2026-09-16 · Chaudhry Jagtar Singh sold $549.8K2025-12-17 · Schlossman Robert sold $546.8K2026-06-16 · Rich Michael J. sold $529.0K2026-03-17 · Rich Michael J. sold $492.8K2026-10-09 · Geller Adam sold $479.1K2025-12-16 · Geller Adam sold $475.5K2026-09-16 · Schlossman Robert sold $448.2K2026-06-16 · Schlossman Robert sold $397.7K2026-03-17 · Judge Raj sold $389.6K2025-12-17 · Geller Adam sold $377.1K2026-06-16 · Chaudhry Jagtar Singh sold $363.9K2026-03-17 · Schlossman Robert sold $354.4K2026-06-22 · Geller Adam sold $345.4K2026-03-18 · Geller Adam sold $321.5K2026-03-17 · Chaudhry Jagtar Singh sold $303.9K2026-03-17 · RUBIN KEVIN sold $263.4K2026-10-12 · Geller Adam sold $245.9K2026-06-16 · Geller Adam sold $245.3K2026-03-17 · Geller Adam sold $232.5K2026-06-16 · RUBIN KEVIN sold $213.2K2026-06-25 · RUBIN KEVIN sold $210.4K2026-01-02 · BEER JAMES A sold $148.0K2026-09-21 · Geller Adam sold $132.2K2026-06-25 · RUBIN KEVIN sold $69.9K2026-10-26 · RUBIN KEVIN sold $65.6K2026-06-25 · RUBIN KEVIN sold $62.1K2026-08-25 · RUBIN KEVIN sold $50.2K2026-09-25 · RUBIN KEVIN sold $37.0K2026-09-17 · BEER JAMES A sold $34.0K2026-10-26 · RUBIN KEVIN sold $31.2K2026-10-13 · ADAM GELLER filed to sell $245.9K2026-10-09 · ADAM GELLER filed to sell $5.4M2026-09-25 · Kevin Rubin filed to sell $332.0K2026-09-21 · ADAM GELLER filed to sell $132.2K2026-09-21 · ROBERT SCHLOSSMAN filed to sell $1.1M2026-09-17 · JAMES A BEER filed to sell $34.0K2026-09-17 · ADAM GELLER filed to sell $880.2K2026-09-16 · Jay Chaudhry filed to sell $549.8K2026-09-16 · Adam Geller filed to sell $1.1M2026-09-16 · Kevin Rubin filed to sell $1.1M2026-09-16 · Mike Rich filed to sell $791.9K2026-09-16 · Robert Schlossman filed to sell $448.2K2026-07-06 · ROBERT SCHLOSSMAN filed to sell $18.0K2026-06-25 · Kevin Rubin filed to sell $509.8K2026-06-22 · ADAM GELLER filed to sell $345.4K
Insider sellForm 144 (planned sale)
Indexed to 100, dividend-adjusted, not a price chart. When a name files heavily, the largest trades are drawn first.

Who owns ZS: institutional holders (13F)

13F holdings, latest reported quarter
BlackRock, Inc.
9,890,384 sh
$1.4B
VANGUARD PORTFOLIO MANAGEMENT LLC
6,196,726 sh
$874.7M
VANGUARD CAPITAL MANAGEMENT LLC
4,721,393 sh
$666.4M
FIRST TRUST ADVISORS LP
3,529,213 sh
$498.1M
GOLDMAN SACHS GROUP INC
3,161,548 sh
$446.3M

Congress trades in ZS

STOCK Act disclosures, US House only, filed up to 45 days after the trade
Rob Bresnahan
Sold 2025-01-13 · disclosed 31 days later
$1,001 - $15,000
All stocks members of Congress are buying · Every member's trades

Activist and 5% holders (13D/13G)

No 5%+ ownership filings
Nobody has filed for crossing 5%. That is a fact, not missing data.

ZS planned insider sales (Form 144)

Notice of intent to sell, filed before any sale
ADAM GELLER
Filed 2026-10-13
$245.9K
ADAM GELLER
Filed 2026-10-09
$5.4M
Kevin Rubin
Filed 2026-09-25
$332.0K
ADAM GELLER
Filed 2026-09-21
$132.2K
ROBERT SCHLOSSMAN
Filed 2026-09-21
$1.1M

ZS mutual fund holders (N-PORT)

Funds ranked by the share of their own portfolio in this stock (N-PORT).
Global X Cybersecurity ETF
$56.0M position · as of 2026-05-31
4.8%
iShares Cybersecurity and Tech ETF
$44.7M position · as of 2026-07-31
4.4%
WisdomTree Cybersecurity Fund
$4.3M position · as of 2026-06-30
4.2%
Amplify Cybersecurity ETF
$104.3M position · as of 2026-06-30
4.0%
Global X Cloud Computing ETF
$9.7M position · as of 2026-05-31
3.6%
First Trust Nasdaq Cybersecurity ETF
$420.9M position · as of 2026-06-30
3.0%
SEC N-PORT, monthly, about 60 days late · funds ≥ $10M · % is the share of the fund's own portfolio
Executive pay vs shareholder return · Mr. Jay Chaudhry
CEO pay, headline and as actually paid, against the company's return and its chosen peers' (DEF 14A).
FY
CEO total
Actually paid
Other execs, avg
TSR
Peer TSR
2025
$29.8K
$47.4M
$18.5M
+120%
+181%
2024
$25.2K
$9.5M
$14.4M
+38%
+127%
2023
$57.8M
$85.8M
$15.1M
+24%
+68%
2022
$41.5M
$40.9M
$26.4M
+19%
+32%
2021
$20.0M
$36.9M
$5.4M
+82%
+40%
Tagged by the company under SEC Item 402(v). Returns are cumulative from the start of the disclosure period. Green where the company beat its own peer group.
Live price
Daily candles from TradingView, under their licence. No filings marked.
Why this name is on the desk
Insiders have filed to sell, before selling.
The record shows a net $14.6M sold by insiders over 180 days, 422 funds added last quarter, $12.1M in planned Form 144 sales. Each figure is a federal filing, dated the day it went public.
Backtest this pattern Open the screener
Same sector, ranked by filing activity
Sector by SEC SIC code
TEAMMETACRWVCRMCRWDNETDDOGAPPIOTPCTYDUOLMDB

ZS financials

Revenue growth
+25.4%
XBRL, annual
Net margin
-1.9%
Ratios from the company's XBRL filings, latest filings
Revenue, TTM
$3.4B
four quarters, 2025-08-01 to 2026-07-31
Net margin, TTM
-1.9%
net income over revenue, 2025-08-01 to 2026-07-31
Free cash flow, TTM
$852.4M
operating cash flow minus capex, 2025-08-01 to 2026-07-31
Debt to equity
0.44x
long-term debt only, 2025-04-30 (15 months older than the period end); equity 2026-07-31
Cash flow to debt
0.98x
TTM operating cash flow over long-term debt only, 2025-04-30 (15 months older than the period end)
Return on equity
-2.9%
TTM net income over average of 2025-07-31 and 2026-07-31
Return on assets
-0.9%
TTM net income over average of 2025-07-31 and 2026-07-31
Return on invested capital
n/a
pre-tax loss, no effective tax rate to apply
Return on capital employed
-3.0%
operating income (EBIT proxy) over average of 2025-07-31 and 2026-07-31 minus current liabilities
P/E, trailing
n/a
trailing loss, a multiple of a loss is not meaningful
Enterprise value
$42.6B
market value at close 2026-10-27 on 2026-08-27 shares, plus long-term debt only, 2025-04-30 (15 months older than the period end), minus cash 2026-07-31
FCF yield
+2.0%
TTM free cash flow over market value at close 2026-10-27
PEG, trailing
n/a
trailing loss, a multiple of a loss is not meaningful
Price as of 2026-10-27. Hover or tap a tile for its yearly and quarterly history.
Method
TTM is four consecutive fiscal quarters; Q4 is the year minus nine months when not filed. Returns use the average of opening and closing balances. EBIT is approximated by operating income. PEG uses trailing EPS growth.
Fundamentals
Annual figures from XBRL filings. Pick a past date to see them as known then.
2026-072025-072024-072023-07
Revenue$3.4B$2.7B$2.2B$1.6B
Gross profit$2.6B$2.1B$1.7B$1.3B
Operating income-$133.3M-$128.5M-$121.5M-$234.6M
Net income-$63.2M-$41.5M-$57.7M-$202.3M
EPS (diluted)-0.39-0.27-0.39-1.40
Operating cash flow$1.1B$972.5M$779.8M$462.3M
Cash$928.4M$2.4B$1.4B$1.3B
Long-term debtn/an/a$1.1B$1.1B
SEC XBRL, fiscal years, as known on 2026-10-28

ZS Stock Sonar score 6/7 axes

Find similar shapesCompare

ZS ranks highest on growth (77th percentile) and institutional and government (71st), and lowest on insider conviction (16th), among Software & IT peers.

ProfitHealthGrowthInsidersInstitutionsRisk
Profitability
49
Inputs
  • Return on equity-2.9% · 46 pct, sector of 286
  • Return on assets-0.9% · 55 pct, sector of 381
  • Return on invested capitalpre-tax loss, no effective tax rate to apply
  • Return on capital employed-3.0% · 46 pct, sector of 294
Financial health
57
Inputs
  • Debt to equity0.44x · 35 pct, sector of 288
  • Cash flow to debt0.98x · 78 pct, sector of 241
Growth
77
Inputs
  • Revenue growth, YoY+25.4% · 75 pct, sector of 480
  • Backlog growth, YoY+27.4% · 78 pct, sector of 182
Insider conviction
16
Inputs
  • Net Form 4 buying (codes P and S), 180d-$5.5M · 33 pct, sector of 285
  • Insider buyers, 180d0 · 0 pct, sector of 290
Institutional and government
71
Inputs
  • Funds adding, latest quarter422 · 90 pct, sector of 415
  • Congress net buyers, 365dno Congress trades in 365 days
  • Federal contracts, 180dno federal contracts in 180 days
  • Lobbying spend, 4 quarters$360K · 52 pct, sector of 85
Risk and compliance
46
Inputs
  • Short interest, % of float+5.5% · 45 pct, sector of 530
  • Recalls per $1B revenue, 3ynot measured for this sector, almost no peer has an event
  • EPA cases per $1B revenue, 5ynot measured for this sector, almost no peer has an event
  • New text in Risk Factors, latest 10-K+11.7% · 47 pct, sector of 316
1 not measured: US patents
  • US patents needs 1 of 2 inputs, 0 present: patent data not loaded yet

6 of 7 axes scored. Each is a percentile against sector peers (all companies when the sector is thin); higher is better. An unscored axis is unmeasured, not low. How it is scored

ZS filings, in plain words

Are Zscaler insiders buying or selling ZS?

In the 180 days to 2026-10-28, Zscaler insiders were net sellers, a net $14.6M across purchases and sales reported on Form 4, by 6 sellers.

Have members of Congress traded ZS?

Yes, but not in the year to 2026-10-28; the latest on record is a sale by Rob Bresnahan dated 2025-01-13.

Are there planned insider sales of ZS?

Yes. 12 Form 144 notices of planned insider sales were filed in the 90 days to 2026-10-28, covering $12.1M of stock; the latest, by ADAM GELLER, was filed 2026-10-13.

Read the full summary

In the 180 days to 2026-10-28, Zscaler insiders were net sellers of ZS, a net $14.6M across purchases and sales reported on Form 4 by 6 sellers. 61% of the 56 insider sales were made under a Rule 10b5-1 plan; the rest were not flagged as planned. Members of Congress have disclosed trades in ZS, none in the last year; the latest on record is a sale by Rob Bresnahan dated 2025-01-13. Insiders filed 12 Form 144 notices of intent to sell in the 90 days to 2026-10-28, covering $12.1M of stock. Each figure is counted from SEC and House filings as of 2026-10-28, dated the day the filing was made public.

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