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Zscaler (ZS) 10K Form and Latest SEC Filings 2026

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Latest Zscaler SEC Filings & Recent Activity

Zscaler (NASDAQ:ZS) has submitted 671+ documents to the U.S. Securities and Exchange Commission (SEC) since 2018. For investors, these filings are the primary source of verified financial data — covering everything from annual revenue and debt levels in the 10-K, to material business events in 8-K current reports, to insider buying and selling activity in Form 4 disclosures. Key figures from these filings, including revenue, earnings, and cash flow, are summarized in Zscaler's financial statements. The most recent filing was a Form SCHEDULE 13G/A submitted on March 27, 2026.

Form 4
Zscaler, Inc. Reports Ownership Change on Mar. 19, 2026

Form 4 filings disclose changes in stock ownership by company insiders, including purchases, sales, grants, and option exercises.

View insider ownership

10-Q
Zscaler Files Quarterly Report on Nov. 25, 2025

The 10-Q contains Zscaler's unaudited quarterly financial statements, revenue, earnings updates, and cash flow changes between annual reports.

View earnings history

Zscaler SEC Filing History

Browse Zscaler's complete SEC filing history using the filters below. Filter by form type - 10-K, 10-Q, 8-K, Form 4, and more - or set a custom date range to find a filing.

DateFilerForm TypeView
03/27/2026 1:25 PM
VANGUARD GROUP INC (102909) Filed by
Zscaler (1713683) Subject
Form SCHEDULE 13G/A
03/19/2026 3:39 PM
BEER JAMES A (1272505) Reporting
Zscaler (1713683) Issuer
Form 4
Statement of changes in beneficial ownership of securities  
03/19/2026 3:40 PM
Geller Adam (2040014) Reporting
Zscaler (1713683) Issuer
Form 4
Statement of changes in beneficial ownership of securities  
03/18/2026 7:13 PM
RUBIN KEVIN (1198529) Reporting
Zscaler (1713683) Issuer
Form 4
Statement of changes in beneficial ownership of securities  
03/18/2026 7:22 PM
Chaudhry Jagtar Singh (1374436) Reporting
Zscaler (1713683) Issuer
Form 4
Statement of changes in beneficial ownership of securities  
03/18/2026 7:03 PM
Judge Raj (2068054) Reporting
Zscaler (1713683) Issuer
Form 4
Statement of changes in beneficial ownership of securities  
03/18/2026 7:09 PM
Rich Michael J. (2009289) Reporting
Zscaler (1713683) Issuer
Form 4
Statement of changes in beneficial ownership of securities  
03/18/2026 7:11 PM
Schlossman Robert (1435941) Reporting
Zscaler (1713683) Issuer
Form 4
Statement of changes in beneficial ownership of securities  
03/18/2026 3:22 PM
Geller Adam (2040014) Reporting
Zscaler (1713683) Subject
Form 144
Notice of proposed sale of securities pursuant to Rule 144  
03/18/2026 3:23 PM
BEER JAMES A (1272505) Reporting
Zscaler (1713683) Subject
Form 144
Notice of proposed sale of securities pursuant to Rule 144  
03/17/2026 8:16 PM
Geller Adam (2040014) Reporting
Zscaler (1713683) Subject
Form 144/A
03/17/2026 8:29 PM
Chaudhry Jagtar Singh (1374436) Reporting
Zscaler (1713683) Subject
Form 144
Notice of proposed sale of securities pursuant to Rule 144  
03/17/2026 7:41 PM
RUBIN KEVIN (1198529) Reporting
Zscaler (1713683) Subject
Form 144
Notice of proposed sale of securities pursuant to Rule 144  
03/17/2026 7:36 PM
Rich Michael J. (2009289) Reporting
Zscaler (1713683) Subject
Form 144
Notice of proposed sale of securities pursuant to Rule 144  
03/17/2026 6:49 PM
Judge Raj (2068054) Reporting
Zscaler (1713683) Subject
Form 144
Notice of proposed sale of securities pursuant to Rule 144  
03/17/2026 6:24 PM
Geller Adam (2040014) Reporting
Zscaler (1713683) Subject
Form 144
Notice of proposed sale of securities pursuant to Rule 144  
03/17/2026 6:09 PM
Schlossman Robert (1435941) Reporting
Zscaler (1713683) Subject
Form 144
Notice of proposed sale of securities pursuant to Rule 144  
01/15/2026 3:01 PM
Zscaler (1713683) Filer
Form 8-K
Current report pursuant to Section 13 or 15(d)  
01/13/2026 6:19 PM
Naughton Eileen (1378072) Reporting
Zscaler (1713683) Issuer
Form 4
Statement of changes in beneficial ownership of securities  
01/13/2026 6:21 PM
Giancarlo Charles H (1299634) Reporting
Zscaler (1713683) Issuer
Form 4
Statement of changes in beneficial ownership of securities  
01/13/2026 6:24 PM
Darling Scott C (1733959) Reporting
Zscaler (1713683) Issuer
Form 4
Statement of changes in beneficial ownership of securities  
01/13/2026 6:25 PM
Brown Andrew William Fraser (1593803) Reporting
Zscaler (1713683) Issuer
Form 4
Statement of changes in beneficial ownership of securities  
01/13/2026 6:17 PM
BLASING KAREN (1256358) Reporting
Zscaler (1713683) Issuer
Form 4
Statement of changes in beneficial ownership of securities  
01/13/2026 6:18 PM
BEER JAMES A (1272505) Reporting
Zscaler (1713683) Issuer
Form 4
Statement of changes in beneficial ownership of securities  
01/13/2026 6:19 PM
Schneider David (1402350) Reporting
Zscaler (1713683) Issuer
Form 4
Statement of changes in beneficial ownership of securities  
01/02/2026 5:30 PM
BEER JAMES A (1272505) Reporting
Zscaler (1713683) Issuer
Form 4
Statement of changes in beneficial ownership of securities  
01/02/2026 3:06 PM
BEER JAMES A (1272505) Reporting
Zscaler (1713683) Subject
Form 144
Notice of proposed sale of securities pursuant to Rule 144  
12/29/2025 7:31 PM
Brown Andrew William Fraser (1593803) Reporting
Zscaler (1713683) Issuer
Form 4
Statement of changes in beneficial ownership of securities  
12/17/2025 5:38 PM
Judge Raj (2068054) Reporting
Zscaler (1713683) Issuer
Form 4
Statement of changes in beneficial ownership of securities  
12/17/2025 5:38 PM
Geller Adam (2040014) Reporting
Zscaler (1713683) Issuer
Form 4
Statement of changes in beneficial ownership of securities  
12/17/2025 5:39 PM
Chaudhry Jagtar Singh (1374436) Reporting
Zscaler (1713683) Issuer
Form 4
Statement of changes in beneficial ownership of securities  
12/17/2025 5:39 PM
RUBIN KEVIN (1198529) Reporting
Zscaler (1713683) Issuer
Form 4
Statement of changes in beneficial ownership of securities  
12/17/2025 5:39 PM
Rich Michael J. (2009289) Reporting
Zscaler (1713683) Issuer
Form 4
Statement of changes in beneficial ownership of securities  
12/17/2025 5:39 PM
Schlossman Robert (1435941) Reporting
Zscaler (1713683) Issuer
Form 4
Statement of changes in beneficial ownership of securities  
12/17/2025 3:25 PM
Schlossman Robert (1435941) Reporting
Zscaler (1713683) Subject
Form 144
Notice of proposed sale of securities pursuant to Rule 144  
12/16/2025 7:08 PM
RUBIN KEVIN (1198529) Reporting
Zscaler (1713683) Subject
Form 144
Notice of proposed sale of securities pursuant to Rule 144  
12/16/2025 6:41 PM
Judge Raj (2068054) Reporting
Zscaler (1713683) Subject
Form 144
Notice of proposed sale of securities pursuant to Rule 144  
12/16/2025 6:34 PM
Schlossman Robert (1435941) Reporting
Zscaler (1713683) Subject
Form 144
Notice of proposed sale of securities pursuant to Rule 144  
12/16/2025 6:10 PM
Chaudhry Jagtar Singh (1374436) Reporting
Zscaler (1713683) Subject
Form 144
Notice of proposed sale of securities pursuant to Rule 144  
12/16/2025 6:19 PM
Rich Michael J. (2009289) Reporting
Zscaler (1713683) Subject
Form 144
Notice of proposed sale of securities pursuant to Rule 144  
12/16/2025 5:29 PM
Geller Adam (2040014) Reporting
Zscaler (1713683) Subject
Form 144
Notice of proposed sale of securities pursuant to Rule 144  
11/25/2025 3:13 PM
Zscaler (1713683) Filer
Form 10-Q
General form for quarterly reports under Section 13 or 15(d)  
11/21/2025 3:09 PM
Zscaler (1713683) Filer
Form DEFA14A
10/31/2025 10:42 AM
VANGUARD GROUP INC (102909) Filed by
Zscaler (1713683) Subject
Form SCHEDULE 13G/A
10/24/2025 3:27 PM
Schlossman Robert (1435941) Reporting
Zscaler (1713683) Subject
Form 144
Notice of proposed sale of securities pursuant to Rule 144  
10/24/2025 3:05 PM
Schlossman Robert (1435941) Reporting
Zscaler (1713683) Issuer
Form 4
Statement of changes in beneficial ownership of securities  
10/16/2025 3:49 PM
Schlossman Robert (1435941) Reporting
Zscaler (1713683) Issuer
Form 4
Statement of changes in beneficial ownership of securities  
10/16/2025 3:39 PM
Rich Michael J. (2009289) Reporting
Zscaler (1713683) Issuer
Form 4
Statement of changes in beneficial ownership of securities  
10/16/2025 3:47 PM
Geller Adam (2040014) Reporting
Zscaler (1713683) Issuer
Form 4
Statement of changes in beneficial ownership of securities  
10/02/2025 7:13 PM
Schlossman Robert (1435941) Reporting
Zscaler (1713683) Issuer
Form 4
Statement of changes in beneficial ownership of securities  
10/02/2025 3:24 PM
Schlossman Robert (1435941) Reporting
Zscaler (1713683) Subject
Form 144
Notice of proposed sale of securities pursuant to Rule 144  
09/17/2025 7:57 PM
Chaudhry Jagtar Singh (1374436) Reporting
Zscaler (1713683) Issuer
Form 4
Statement of changes in beneficial ownership of securities  
09/17/2025 7:59 PM
Schlossman Robert (1435941) Reporting
Zscaler (1713683) Issuer
Form 4
Statement of changes in beneficial ownership of securities  
09/17/2025 8:06 PM
Geller Adam (2040014) Reporting
Zscaler (1713683) Issuer
Form 4
Statement of changes in beneficial ownership of securities  
09/17/2025 8:07 PM
Judge Raj (2068054) Reporting
Zscaler (1713683) Issuer
Form 4
Statement of changes in beneficial ownership of securities  
09/17/2025 8:24 PM
Rich Michael J. (2009289) Reporting
Zscaler (1713683) Issuer
Form 4
Statement of changes in beneficial ownership of securities  
09/16/2025 6:53 PM
Chaudhry Jagtar Singh (1374436) Reporting
Zscaler (1713683) Subject
Form 144
Notice of proposed sale of securities pursuant to Rule 144  
09/16/2025 6:45 PM
Geller Adam (2040014) Reporting
Zscaler (1713683) Subject
Form 144
Notice of proposed sale of securities pursuant to Rule 144  
09/16/2025 6:47 PM
Judge Raj (2068054) Reporting
Zscaler (1713683) Subject
Form 144
Notice of proposed sale of securities pursuant to Rule 144  
09/16/2025 6:48 PM
Rich Michael J. (2009289) Reporting
Zscaler (1713683) Subject
Form 144
Notice of proposed sale of securities pursuant to Rule 144  
09/16/2025 6:51 PM
Schlossman Robert (1435941) Reporting
Zscaler (1713683) Subject
Form 144
Notice of proposed sale of securities pursuant to Rule 144  
09/11/2025 3:03 PM
Zscaler (1713683) Filer
Form 10-K
Annual report pursuant to Section 13 or 15(d)  
09/11/2025 3:09 PM
Zscaler (1713683) Filer
Form S-8
Registration statement under Securities Act of 1933 to be offered to employees pursuant to certain plans  
06/18/2025 4:36 PM
Geller Adam (2040014) Reporting
Zscaler (1713683) Issuer
Form 4
Statement of changes in beneficial ownership of securities  
06/18/2025 4:38 PM
Rich Michael J. (2009289) Reporting
Zscaler (1713683) Issuer
Form 4
Statement of changes in beneficial ownership of securities  
06/18/2025 4:38 PM
Judge Raj (2068054) Reporting
Zscaler (1713683) Issuer
Form 4
Statement of changes in beneficial ownership of securities  
06/18/2025 4:39 PM
Schlossman Robert (1435941) Reporting
Zscaler (1713683) Issuer
Form 4
Statement of changes in beneficial ownership of securities  
06/18/2025 4:40 PM
Nair Syam (1980442) Reporting
Zscaler (1713683) Issuer
Form 4
Statement of changes in beneficial ownership of securities  
06/18/2025 4:41 PM
Chaudhry Jagtar Singh (1374436) Reporting
Zscaler (1713683) Issuer
Form 4
Statement of changes in beneficial ownership of securities  
06/18/2025 3:40 PM
Schlossman Robert (1435941) Reporting
Zscaler (1713683) Subject
Form 144
Notice of proposed sale of securities pursuant to Rule 144  
06/17/2025 7:28 PM
Geller Adam (2040014) Reporting
Zscaler (1713683) Subject
Form 144
Notice of proposed sale of securities pursuant to Rule 144  
06/17/2025 7:35 PM
Judge Raj (2068054) Reporting
Zscaler (1713683) Subject
Form 144
Notice of proposed sale of securities pursuant to Rule 144  
06/17/2025 7:23 PM
Schlossman Robert (1435941) Reporting
Zscaler (1713683) Subject
Form 144
Notice of proposed sale of securities pursuant to Rule 144  
06/17/2025 6:29 PM
Nair Syam (1980442) Reporting
Zscaler (1713683) Subject
Form 144
Notice of proposed sale of securities pursuant to Rule 144  
06/17/2025 6:39 PM
Rich Michael J. (2009289) Reporting
Zscaler (1713683) Subject
Form 144
Notice of proposed sale of securities pursuant to Rule 144  
06/17/2025 6:07 PM
Chaudhry Jagtar Singh (1374436) Reporting
Zscaler (1713683) Subject
Form 144
Notice of proposed sale of securities pursuant to Rule 144  
06/17/2025 6:22 PM
CANESSA REMO (1250311) Reporting
Zscaler (1713683) Subject
Form 144
Notice of proposed sale of securities pursuant to Rule 144  
06/11/2025 6:21 PM
CJCP Trust (1733852) Reporting
Mangal Ajay (1733842) Reporting
Zscaler (1713683) Issuer
Form 4
Statement of changes in beneficial ownership of securities  
06/10/2025 7:29 PM
Giancarlo Charles H (1299634) Reporting
Zscaler (1713683) Issuer
Form 4
Statement of changes in beneficial ownership of securities  
06/06/2025 4:08 PM
Brown Andrew William Fraser (1593803) Reporting
Zscaler (1713683) Issuer
Form 4
Statement of changes in beneficial ownership of securities  
06/06/2025 2:50 PM
Giancarlo Charles H (1299634) Reporting
Zscaler (1713683) Subject
Form 144
Notice of proposed sale of securities pursuant to Rule 144  
06/05/2025 4:13 PM
Giancarlo Charles H (1299634) Reporting
Zscaler (1713683) Issuer
Form 4
Statement of changes in beneficial ownership of securities  
06/05/2025 4:20 PM
RUBIN KEVIN (1198529) Reporting
Zscaler (1713683) Issuer
Form 4
Statement of changes in beneficial ownership of securities  
06/04/2025 5:28 PM
Brown Andrew William Fraser (1593803) Reporting
Zscaler (1713683) Subject
Form 144
Notice of proposed sale of securities pursuant to Rule 144  
06/03/2025 7:57 PM
RUBIN KEVIN (1198529) Reporting
Zscaler (1713683) Issuer
Form 3
Initial statement of beneficial ownership of securities  
06/03/2025 12:48 PM
Giancarlo Charles H (1299634) Reporting
Zscaler (1713683) Subject
Form 144
Notice of proposed sale of securities pursuant to Rule 144  
06/03/2025 12:42 PM
Giancarlo Charles H (1299634) Reporting
Zscaler (1713683) Subject
Form 144
Notice of proposed sale of securities pursuant to Rule 144  
05/29/2025 3:16 PM
Zscaler (1713683) Filer
Form 10-Q
General form for quarterly reports under Section 13 or 15(d)  
05/23/2025 3:41 PM
Zscaler (1713683) Filer
Form 8-K
Current report pursuant to Section 13 or 15(d)  
05/19/2025 6:21 PM
Schlossman Robert (1435941) Reporting
Zscaler (1713683) Issuer
Form 4
Statement of changes in beneficial ownership of securities  
05/19/2025 5:50 PM
Nair Syam (1980442) Reporting
Zscaler (1713683) Issuer
Form 4
Statement of changes in beneficial ownership of securities  
(Data available from 1/1/2016 forward)

Zscaler SEC Filings - Frequently Asked Questions

Zscaler (ZS) has submitted 671+ filings to the SEC since 2018. You can browse the complete history or filter by form type using the tools above.

Zscaler's fiscal year ends on July 31. The company typically files its 10-K annual report by the end of September, covering the prior fiscal year's financial results. Key financial data from these reports is available on Zscaler's financial statements page.

The most recent filing was a Form SCHEDULE 13G/A submitted on March 27, 2026. View the full filing using the link above.

SEC Filing Types: 10-K, 10-Q, 8-K and More

SEC filings are legally required disclosures that public companies submit to the U.S. Securities and Exchange Commission. Unlike press releases or earnings call transcripts, these documents are filed under legal obligation — meaning the financial data they contain is audited, standardized, and subject to penalties if materially false. For investors, that makes SEC filings the most reliable primary source available for evaluating a company's true financial position.

Yes. All SEC filings are publicly available through the SEC's EDGAR database and on financial research platforms like MarketBeat. Companies are required by law to make these disclosures accessible to all investors — meaning retail investors have access to the same source documents as institutional analysts.

A 10-K is an annual report containing audited financial statements and a full review of the company's business — it is the most comprehensive filing a company makes each year. A 10-Q is a shorter, unaudited quarterly update filed three times per year between annual reports. Investors typically use the 10-K for deep fundamental analysis and the 10-Q to track whether the company is on pace with its guidance mid-year.

The most important filing for fundamental investors. Filed once per year, the 10-K contains audited financial statements, revenue and earnings trends, debt obligations, risk factors, and management's own assessment of the business. Reading the risk factors section and comparing year-over-year financials can reveal issues that don't show up in analyst summaries.

An unaudited financial update filed three times per year (the 10-K covers Q4). Investors use 10-Qs to track whether guidance is on pace, monitor changes in cash flow or inventory, and catch any mid-year shifts in business conditions before they become headline news.

Filed within four business days of a material event — earnings releases, merger announcements, executive departures, or major asset sales. Because 8-Ks are filed before media coverage catches up, they are often the fastest way to get unfiltered information directly from the company on market-moving events.

Filed within two business days whenever an executive or director buys or sells company stock. Insider purchases — especially large or clustered buys — are often interpreted as a signal of management confidence. Insider selling is more ambiguous but worth monitoring for patterns, particularly around lock-up expirations or ahead of major announcements.


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This page (NASDAQ:ZS) was last updated on 5/11/2026 by MarketBeat.com Staff.
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