Zscaler, Inc.

ZSNASDAQTechnology● Active

$129.96

$-0.83(-0.63%)

Market Cap$21.0B

P/E Ratio—

52W High$336.99

52W Low$114.625

Avg Volume4.1M

Open$130.80

Beta0.96

Insider Trades Ownership Employees

Zscaler, Inc. (ZS) Insider Trading

Form 4 buy vs sell counts, ratio, and sentiment — switch this quarter or last 12 months; chart and transactions below.

SEC EDGAR · FMP · ZS · as of Jun 8, 2026

Activity summary

Buy transactions

P-Purchase only

Sell transactions

12 Months

Buy/Sell ratio

0.00

Buy/Sell (by trades)

Overall sentiment

BEARISH

↑ Buy 0%Active transactions only · RSU vesting excluded100% Sell ↓

Zscaler, Inc. insiders have been primarily selling shares over the past 12 Months. Selling activity is often driven by pre-scheduled Rule 10b5-1 plans rather than negative sentiment toward the company.

▸ Source: SEC EDGAR · Form 3 & 4 · via Financial Modeling Prep · Buy = P-Purchase only · Sell = S-Sale only

As of Jun 8, 2026

ZS insider buying and selling by quarter

ZS insider selling · ZS insider buying stocks · quarterly insider activity

Total insider buying (incl. awards)Total insider selling

298K149K0

2024 Q2

2024 Q3

2024 Q4

2025 Q1

2025 Q2

2025 Q3

2025 Q4

2026 Q1

Mobile shows last 4Q · Desktop shows full 8Q

▸ Source: SEC EDGAR · Form 3 & 4 · via Financial Modeling Prep · last 8 quarters

As of Jun 8, 2026

Active insiders

Most active in past 12 months · ZS ceo insider trading

Showing all insiders · Click a card to filter the transactions table below

▸ Aggregated from reportingName · top 5 by trade count (12M) · no extra API

Recent insider transactions

ZS executive sell shares · ZS board member insider trading · ZS insider trading SEC filing

Showing 67 most recent · Common Stock · Form 4 only

Scroll horizontally to see all columns

Date	Insider	Type	Shares	Price	Value	After trans.	Filing
Mar 17, 2026	Chaudhry Jagtar Singh CEO & Chairman · Director	Sale	1,941	$156.59	$304K	345,916	Form 4
Mar 17, 2026	RUBIN KEVIN CFO	Sale	1,682	$156.59	$263K	46,479	Form 4
Mar 17, 2026	Schlossman Robert Chief Legal Officer	Sale	2,263	$156.59	$354K	72,390	Form 4
Mar 17, 2026	Judge Raj EVP, Corp. Strategy & Ventures · Director	Sale	2,488	$156.59	$390K	67,906	Form 4
Jan 12, 2026	Brown Andrew William Fraser Director	Award	1,076	—	—	23,292	Form 4
Jan 12, 2026	Darling Scott C Director	Award	1,076	—	—	5,351	Form 4
Jan 12, 2026	Giancarlo Charles H Director	Award	1,076	—	—	145,451	Form 4
Jan 12, 2026	Naughton Eileen Director	Award	1,076	—	—	7,745	Form 4
Jan 12, 2026	Schneider David Director	Award	1,076	—	—	24,912	Form 4
Jan 12, 2026	BLASING KAREN Director	Award	1,076	—	—	42,757	Form 4
Dec 26, 2025	Brown Andrew William Fraser Director	Sale	5,000	—	—	22,216	Form 4
Dec 16, 2025	Schlossman Robert Chief Legal Officer	Sale	3,084	$230.82	$712K	77,002	Form 4
Dec 17, 2025	Schlossman Robert Chief Legal Officer	Sale	2,349	$232.79	$547K	74,653	Form 4
Dec 16, 2025	RUBIN KEVIN CFO	Sale	3,303	$230.82	$762K	48,161	Form 4
Dec 16, 2025	Chaudhry Jagtar Singh CEO & Chairman · Director	Sale	2,843	$230.82	$656K	347,857	Form 4
Dec 16, 2025	Judge Raj EVP, Corp. Strategy & Ventures · Director	Sale	3,438	$230.82	$794K	70,394	Form 4
Oct 24, 2025	Schlossman Robert Chief Legal Officer	Sale	3,200	$325.00	$1.04M⚡	80,086	Form 4
Oct 15, 2025	Schlossman Robert Chief Legal Officer	Award	7,154	—	—	83,286	Form 4
Oct 2, 2025	Schlossman Robert Chief Legal Officer	Sale	700	$302.92	$212K	82,438	Form 4
Oct 2, 2025	Schlossman Robert Chief Legal Officer	Sale	900	$304.00	$274K	81,538	Form 4
Oct 2, 2025	Schlossman Robert Chief Legal Officer	Sale	300	$304.67	$91K	81,238	Form 4
Oct 2, 2025	Schlossman Robert Chief Legal Officer	Sale	4,532	$306.12	$1.39M⚡	76,706	Form 4
Oct 2, 2025	Schlossman Robert Chief Legal Officer	Sale	574	$307.47	$176K	76,132	Form 4
Sep 25, 2025	Chaudhry Jagtar Singh CEO & Chairman · Director	Gift	21,861	—	—	24,341,267	Form 4
Sep 15, 2025	Judge Raj EVP, Corp. Strategy & Ventures · Director	Award	2,067	—	—	78,356	Form 4

Chaudhry Jagtar Singh

CEO & Chairman · Director

Sale

Date

Mar 17

1,941

Price

$156.59

Value

$304K

View Form 4 on SEC.gov

RUBIN KEVIN

CFO

Sale

Date

Mar 17

1,682

Price

$156.59

Value

$263K

View Form 4 on SEC.gov

Schlossman Robert

Chief Legal Officer

Sale

Date

Mar 17

2,263

Price

$156.59

Value

$354K

View Form 4 on SEC.gov

Judge Raj

EVP, Corp. Strategy & Ventures · Director

Sale

Date

Mar 17

2,488

Price

$156.59

Value

$390K

View Form 4 on SEC.gov

Brown Andrew William Fraser

Director

Award

Date

Jan 12

1,076

Price

—

Value

—

View Form 4 on SEC.gov

Darling Scott C

Director

Award

Date

Jan 12

1,076

Price

—

Value

—

View Form 4 on SEC.gov

Giancarlo Charles H

Director

Award

Date

Jan 12

1,076

Price

—

Value

—

View Form 4 on SEC.gov

Naughton Eileen

Director

Award

Date

Jan 12

1,076

Price

—

Value

—

View Form 4 on SEC.gov

Schneider David

Director

Award

Date

Jan 12

1,076

Price

—

Value

—

View Form 4 on SEC.gov

BLASING KAREN

Director

Award

Date

Jan 12

1,076

Price

—

Value

—

View Form 4 on SEC.gov

Brown Andrew William Fraser

Director

Sale

Date

Dec 26

5,000

Price

—

Value

—

View Form 4 on SEC.gov

Schlossman Robert

Chief Legal Officer

Sale

Date

Dec 16

3,084

Price

$230.82

Value

$712K

View Form 4 on SEC.gov

Schlossman Robert

Chief Legal Officer

Sale

Date

Dec 17

2,349

Price

$232.79

Value

$547K

View Form 4 on SEC.gov

RUBIN KEVIN

CFO

Sale

Date

Dec 16

3,303

Price

$230.82

Value

$762K

View Form 4 on SEC.gov

Chaudhry Jagtar Singh

CEO & Chairman · Director

Sale

Date

Dec 16

2,843

Price

$230.82

Value

$656K

View Form 4 on SEC.gov

Judge Raj

EVP, Corp. Strategy & Ventures · Director

Sale

Date

Dec 16

3,438

Price

$230.82

Value

$794K

View Form 4 on SEC.gov

Schlossman Robert

Chief Legal Officer

Sale

Date

Oct 24

3,200

Price

$325.00

Value

$1.04M ⚡

View Form 4 on SEC.gov

Schlossman Robert

Chief Legal Officer

Award

Date

Oct 15

7,154

Price

—

Value

—

View Form 4 on SEC.gov

Schlossman Robert

Chief Legal Officer

Sale

Date

Oct 2

700

Price

$302.92

Value

$212K

View Form 4 on SEC.gov

Schlossman Robert

Chief Legal Officer

Sale

Date

Oct 2

900

Price

$304.00

Value

$274K

View Form 4 on SEC.gov

Schlossman Robert

Chief Legal Officer

Sale

Date

Oct 2

300

Price

$304.67

Value

$91K

View Form 4 on SEC.gov

Schlossman Robert

Chief Legal Officer

Sale

Date

Oct 2

4,532

Price

$306.12

Value

$1.39M ⚡

View Form 4 on SEC.gov

Schlossman Robert

Chief Legal Officer

Sale

Date

Oct 2

574

Price

$307.47

Value

$176K

View Form 4 on SEC.gov

Chaudhry Jagtar Singh

CEO & Chairman · Director

Gift

Date

Sep 25

21,861

Price

—

Value

—

View Form 4 on SEC.gov

Judge Raj

EVP, Corp. Strategy & Ventures · Director

Award

Date

Sep 15

2,067

Price

—

Value

—

View Form 4 on SEC.gov

⚡ = value ≥ $1M · Award/Option price shows — · formType=4 · securityName=Common Stock · url → sec.gov/Archives/edgar

1 / 3

▸ Source: SEC EDGAR · Form 4 filings · ⚡ = value ≥ $1M · Award/Option price shows —

About ZS insider trading

ZS insider trades

Zscaler, Inc. (ZS) insider trading data is sourced from SEC Form 4 filings submitted by corporate insiders, including Schlossman Robert (Chief Legal Officer), Mangal Ajay (10 percent owner), Chaudhry Jagtar Singh (CEO & Chairman · Director). Over the past 12 months, 5 insiders have filed transactions with the SEC. ZS insiders have been primarily selling, which may reflect pre-scheduled Rule 10b5-1 plan executions.

For Zscaler, Inc.'s institutional ownership breakdown and insider ownership percentage, see the Ownership tab → Ownership tab →

Buy/Sell signal logic

acquisitionOrDisposition field:

A = Acquisition (buy) · D = Disposition (sell)

RSU vesting (M-Exempt) excluded from sentiment

Form 4SEC filing required within 2 business days of any insider transaction

10b5-1Pre-scheduled trading plan that allows insiders to sell on autopilot

Open MktDirect purchase or sale on the open market (excludes awards, options)

Ownership SEC filings Financial statements Price history Forecast & ratings Earnings

Frequently asked questions

ZS insider trading · 5 questions

The insiders of Zscaler, Inc. (ZS) include executives and directors such as Schlossman Robert (Chief Legal Officer), Mangal Ajay (10 percent owner), Chaudhry Jagtar Singh (CEO & Chairman · Director), among others. Over the past 12 months, 5 insiders have filed Form 4 transactions with the SEC. Insider transactions are required to be reported within 2 business days of the trade date.

ZS board member insider tradingwho are ZS insidersZS insider rosterZscaler, Inc. executives insider activity

▸ Source: FMP /stable/insider-trading/search · SEC EDGAR Form 3 & 4 · acquisitionOrDisposition A=Buy, D=Sell · RSU vesting (M-Exempt) excluded from sentiment bar · As of Jun 8, 2026