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Zscaler SEC Filings

ZS NASDAQ

Welcome to our dedicated page for Zscaler SEC filings (Ticker: ZS), a comprehensive resource for investors and traders seeking official regulatory documents including 10-K annual reports, 10-Q quarterly earnings, 8-K material events, and insider trading forms.

Overview of Zscaler

Zscaler is a cloud-native cybersecurity company that specializes in enabling organizations to securely transform their networks and applications for a mobile and cloud-first world. By harnessing the power of a comprehensive Zero Trust Exchange platform, Zscaler delivers advanced cybersecurity solutions designed to secure access to both internal and external applications, and its architecture is built around a 100% cloud-delivered model that enhances user experience and simplifies security management.

Core Business Areas and Services

Zscaler offers two primary service strands: Zscaler Internet Access and Zscaler Private Access. The former provides secure connectivity for external applications and Internet-based services, while the latter delivers secure access to internal, private applications without the need for legacy VPN solutions. Both services rely on a robust Zero Trust framework that minimizes risk by strictly verifying user and device credentials before granting access, thereby reducing the surface for cyberattacks.

Technology and Operational Excellence

At the heart of Zscaler’s operations is its global security cloud, which collects and processes trillions of signals daily from diverse endpoints and applications. This capability allows the company to offer granular threat intelligence and real-time security updates across a distributed network of data centers around the world. The platform’s architecture is specifically designed to address common cyber threats, including phishing, ransomware, and advanced persistent threats, by leveraging sophisticated AI and machine learning algorithms. The integration of cloud-native data analytics with a Zero Trust approach allows Zscaler to deliver continuous, comprehensive monitoring and rapid threat detection.

Value Proposition in a Competitive Landscape

In today’s cybersecurity environment, traditional security models have proven inadequate in managing the expansive attack surface introduced by mobile devices and remote work. Zscaler distinguishes itself by providing an agile, scalable, and fully cloud-delivered security solution that bypasses the limitations of legacy network appliances. Its innovative approach to securing digital transformation initiatives positions it favorably against competitors who rely heavily on hybrid or hardware-dependent security models. Additionally, Zscaler’s partnerships with industry players and its integration with leading platforms enhance its credibility and highlight its commitment to evolving cybersecurity challenges.

Market Position and Industry Impact

Zscaler operates within the broader cybersecurity and IT infrastructure markets, serving large enterprises and government agencies across more than 185 countries. The company’s focus on a SaaS-based delivery model aligns well with the growing trend of digital transformation, where agility, real-time threat mitigation, and improved user experience are paramount. With a robust development of threat intelligence through its ThreatLabz research, Zscaler continuously refines its solutions to address the dynamic nature of cyber risks. Its content-rich research, ranging from AI-driven cybersecurity challenges to phishing and ransomware reports, demonstrates its deep expertise and industry leadership in the cyber defense space.

Detailed Analysis of the Zero Trust Model

The Zero Trust security model is central to Zscaler’s approach. This model operates on the principle of never trusting and always verifying, ensuring that every connection is scrutinized regardless of the network origin. This is particularly relevant in modern enterprise environments where remote work and BYOD policies have blurred traditional network perimeters. Zscaler’s implementation of Zero Trust is supported by continuous analytics, adaptive security policies, and a cloud-first mentality that together mitigate lateral movement of threats and reduce the risk of data breaches.

Security Research and Threat Intelligence

Zscaler’s ThreatLabz team is integral to maintaining the platform’s cutting-edge defenses. Their regular publications, including reports on AI security, phishing, ransomware, and mobile/IoT threats, offer critical insights into evolving cyber threats. These detailed analyses not only inform Zscaler’s technology enhancements but also provide valuable guidelines for enterprises seeking to fine-tune their own security postures. The platform’s ability to analyze billions of transactions and integrate AI-driven insights highlights the technical sophistication and real-time responsiveness that sets Zscaler apart in the competitive cybersecurity marketplace.

Integration and Ecosystem

Integrations with major industry competitors and complementary technology providers further enhance Zscaler’s offering. For example, collaborations with platforms such as Google Workspace and CrowdStrike illustrate how Zscaler’s Zero Trust architecture can be seamlessly embedded into broader security ecosystems. This interoperability ensures that organizations can benefit from consistent, holistic security coverage, irrespective of the diverse array of applications, devices, and cloud environments in use. Through these integrations, Zscaler not only reinforces its security delivery but also simplifies complex IT environments by consolidating multiple security functions into a singular, scalable cloud service.

Operational and Security Benefits

  • Enhanced Security: By eliminating reliance on legacy VPNs and leveraging a zero trust framework, Zscaler drastically minimizes the potential for lateral movement by threat actors.
  • Superior User Experience: The cloud-native delivery model ensures that users experience fast, secure connections regardless of their location or device.
  • Simplified IT Management: Organizations benefit from a reduction in on-premise infrastructure costs and streamlined security operations through an integrated cloud security platform.
  • Scalable Protection: Zscaler’s global architecture is designed to adapt as enterprise requirements evolve, supporting growth and digital transformation initiatives seamlessly.

Conclusion

Overall, Zscaler presents a robust, cloud-native solution tailored for modern network security that addresses the evolving challenges of digital transformation. Its comprehensive approach, combining Zero Trust principles with state-of-the-art AI and cloud analytics, enables enterprises to secure their environments with greater agility and confidence. This detailed, layered protection strategy has established Zscaler as a critical player in the cybersecurity landscape, providing essential insights and actionable security measures through continuous threat research and ecosystem integration.

Filing
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Zscaler (NASDAQ: ZS) submitted a Form 8-K reporting an executive change under Item 5.02.

  • On June 23 2025 the company announced the departure of Chief Technology Officer Syam Nair.
  • Mr. Nair’s resignation becomes effective July 4 2025.
  • He is expected to receive benefits available under Zscaler’s Change of Control and Severance Policy, previously filed on December 2 2024.

The filing does not disclose a successor, the monetary value of severance, or any additional financial or operational information. No other items, risk factors, or legal proceedings were included in the report.

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Zscaler (Nasdaq: ZS) filed a Form 4 reporting a small insider transaction by its founder, CEO & Chairman, Jagtar Singh Chaudhry. On June 17, 2025 the executive sold 2,849 common shares at a weighted-average price of $303.7021, raising roughly $0.86 million. The sale, coded “S”, was solely to cover tax-withholding obligations triggered by restricted-stock-unit vesting and was not a discretionary trade.

After the transaction Chaudhry still beneficially owns approximately 26.9 million shares—353,565 held directly and the remainder through family trusts—leaving his overall stake virtually unchanged. No derivative securities were involved, and the filing does not disclose any changes to corporate strategy, governance or financial outlook. Accordingly, the Form 4 appears routine and immaterial to investors.

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Zscaler (NASDAQ: ZS) filed a Form 4 showing that Chief Technology Officer Syam Nair disposed of 4,064 shares of common stock on June 17 2025 at a weighted-average price of $303.7021, a transaction valued at roughly $1.24 million.

The sale was executed solely to satisfy tax-withholding obligations arising from the vesting of restricted stock units and is therefore classified as a non-discretionary, administrative transaction. After the sale, Nair retains direct ownership of 106,659 shares, which includes 157 shares purchased through the company’s 2018 Employee Stock Purchase Plan on June 16 2025.

No derivative security activity, Rule 10b5-1 trading plan indication, or additional transactions were reported in the filing.

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Form 4 filing overview – Zscaler, Inc. (ZS), filed 18-Jun-2025

Chief Legal Officer Robert Schlossman reported the sale of 6,764 shares of ZS common stock over two consecutive days:

  • 17-Jun-2025: 3,590 shares sold at a weighted-average $303.7021 per share. 100% of these shares were automatically sold to cover withholding taxes on vested RSUs and are specifically noted as non-discretionary.
  • 18-Jun-2025: Four separate block sales totaling 3,174 shares executed under a Rule 10b5-1 trading plan adopted 29-Jun-2024. Weighted-average prices ranged from $303.455 – $306.7733.

Following the transactions Schlossman directly owns 88,970 shares, down from 95,734, and indirectly (spouse) owns an additional 66 shares. The filing provides full pricing ranges and confirms the insider’s willingness to furnish detailed breakdowns upon request.

Key take-aways:

  • About 7% of the officer’s prior direct holdings were sold.
  • Part of the sale is routine tax withholding; the remainder was pre-scheduled, reducing concerns about opportunistic trading.
  • No derivative securities were reported, and there are no indications of option exercises or new grants in this filing.
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Zscaler (NASDAQ: ZS) filed a Form 4 detailing an insider transaction by EVP & Director Raj Judge.

On 06/17/2025, Judge disposed of 2,957 common shares at an average price of $303.7021 (transaction code “S”). According to the filing, the sale was executed solely to satisfy tax-withholding obligations triggered by the vesting of restricted stock units, and therefore was not a discretionary trade. After the sale, Judge directly owns 76,289 shares of Zscaler common stock.

No derivative transactions or additional changes in ownership were reported. The Form 4 contains no discussion of risk factors, legal proceedings or other material events.

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Zscaler (NASDAQ:ZS) filed a Form 4 reporting that Chief Product Officer Adam Geller disposed of 6,671 common shares over 17-18 June 2025. The sales generated roughly $2.0 million in gross proceeds at weighted-average prices ranging $303.70–$308.05 per share. Of the total, 3,009 shares were automatically sold to cover tax-withholding on RSU vesting, while the remaining 3,662 shares were executed under a Rule 10b5-1 plan adopted on 12 March 2025. After the transactions, Geller directly owns 46,813 shares, a decline of about 12 % from the 53,484 shares previously held. No derivative positions were exercised or altered, and the filing contains no other material disclosures.

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Filing
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Zscaler (NASDAQ: ZS) submitted a Form 144 on June 28, 2025, providing notice of a planned insider stock sale.

The filing covers 3,174 common shares with an aggregate market value of approximately $975,401.94. The shares—about 0.002 % of the company’s 155,695,672 shares outstanding—are expected to be sold on or about June 18, 2025 through Morgan Stanley Smith Barney on the NASDAQ.

The document also discloses prior sales by the same account during the past three months totaling 15,565 shares for gross proceeds of roughly $4.14 million, executed under Rule 10b5-1 trading plans.

No new financial results, risk factors, strategic updates, or legal proceedings are included; the notice is purely regulatory, informing the market of the proposed disposition.

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FAQ

What is the current stock price of Zscaler (ZS)?

The current stock price of Zscaler (ZS) is $315.32 as of June 28, 2025.

What is the market cap of Zscaler (ZS)?

The market cap of Zscaler (ZS) is approximately 47.2B.

What is Zscaler's core business?

Zscaler is a cloud-native cybersecurity firm that provides Zero Trust security solutions. Its services enable secure access to both internal and external applications without relying on traditional network appliances.

How does Zscaler deliver its security services?

Zscaler delivers its services through a 100% cloud-based platform called the Zero Trust Exchange. This model allows real-time threat analysis, continuous monitoring, and secure access to applications regardless of user location.

What are the main service offerings of Zscaler?

Zscaler primarily offers Zscaler Internet Access for secure connectivity to external services and Zscaler Private Access for secure internal application access. Both services are underpinned by Zero Trust principles.

How does Zscaler enhance enterprise security?

By implementing a Zero Trust architecture, Zscaler ensures that every access request is verified, thereby minimizing the risk of cyberattacks. Its platform uses AI and machine learning to provide continuous threat detection and real-time security updates.

What differentiates Zscaler from traditional security solutions?

Unlike traditional security models that rely on hardware appliances and VPNs, Zscaler leverages a cloud-native, subscription-based approach to provide scalable and agile security. This modern solution is highly effective for the dynamic needs of digital transformation.

Which industries benefit from Zscaler's security platform?

Zscaler serves a wide range of industries including finance, manufacturing, technology, education, and government sectors. Its ability to secure digital transformation makes it a valuable partner for any organization facing evolving cyber threats.

How does the Zero Trust model work in Zscaler's framework?

The Zero Trust model operated by Zscaler verifies every access request regardless of origin. This means that no device or user is inherently trusted, reducing the risk of unauthorized access to sensitive applications and data.

Can Zscaler integrate with existing IT and security infrastructures?

Yes, Zscaler’s platform is designed for seamless integration with major technology ecosystems and complementary security tools. This interoperability enhances overall protection while simplifying the management of complex IT environments.
Zscaler

NASDAQ:ZS

ZS Rankings

ZS Stock Data

47.17B
98.47M
37.03%
53.81%
3.37%
Software - Infrastructure
Services-computer Programming Services
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United States
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