Form 4: Zscaler CFO Sells Shares for Tax Obligations

Zscaler's Chief Financial Officer, Kevin Rubin, sold 3,303 shares of common stock to cover tax withholding obligations related to restricted stock unit vesting.

Summary

• Kevin Rubin, Zscaler's Chief Financial Officer, reported a transaction on December 16, 2025.
• The transaction involved the sale of 3,303 shares of Zscaler common stock at a price of $230.8193 per share.
• This sale was executed to cover tax withholding obligations associated with the vesting of restricted stock units, as mandated by the Issuer's equity incentive plans, and was not a discretionary trade.
• Following this transaction, Kevin Rubin beneficially owns 48,161 shares of Zscaler common stock.
• The reported beneficial ownership also includes 81 shares acquired under Zscaler's Fiscal Year 2018 Employee Stock Purchase Plan on December 15, 2025.

Sentiment

Score: 5

Explanation: The transaction is a routine, non-discretionary sale of shares by a corporate officer to cover tax withholding obligations related to restricted stock unit vesting, which is a common occurrence and does not reflect a change in sentiment towards the company's prospects.

Future Outlook

This filing does not contain any forward-looking statements or guidance regarding the company's future performance or outlook.

Industry Context

This is an individual insider transaction report and does not provide broader industry context or relate to overall industry trends or competitor performance.

Stakeholder Impact

• Shareholders: Minimal impact as this is a routine, non-discretionary transaction for tax purposes and does not signal a change in management's confidence or company fundamentals.

Key Dates

Keywords

Zscaler, ZS, Form 4, Insider Transaction, Stock Sale, CFO, Kevin Rubin, Tax Withholding, RSU Vesting