Zscaler Inc (ZS)
Who owns Zscaler Inc (ZS)? This page shows the largest institutions and funds, the ownership structure and the latest insider transactions. 65.0% of the shares are freely tradable; institutional investors hold 58.0%.
Ownership Structure
Largest Shareholders
Institutions
| Name | Stake (%) | Shares | Change (%) | Date |
|---|---|---|---|---|
| BlackRock Inc | 5.30 | 8,568,317 | +9.4 | 03/31/2026 |
| Vanguard Portfolio Management, LLC | 3.67 | 5,930,635 | +0.0 | 03/31/2026 |
| Vanguard Capital Management, LLC | 2.88 | 4,660,890 | +0.0 | 03/31/2026 |
| Amvescap Plc. | 2.66 | 4,306,572 | -14.8 | 03/31/2026 |
| First Trust Advisors L.P. | 2.18 | 3,518,678 | +36.2 | 03/31/2026 |
| The Goldman Sachs Group Inc | 1.81 | 2,924,939 | +21.2 | 03/31/2026 |
| State Street Corp | 1.47 | 2,384,518 | +2.0 | 03/31/2026 |
| American Century Companies Inc | 1.47 | 2,384,425 | -0.7 | 03/31/2026 |
Funds
| Name | Stake (%) | Shares | Change (%) | Date |
|---|---|---|---|---|
| Vanguard Morn Total Stk Mkt Idx Investor | 2.06 | 3,335,986 | +0.3 | 06/30/2026 |
| First Trust NASDAQ Cybersecurity ETF | 1.87 | 3,024,452 | -0.3 | 07/29/2026 |
Largest reported positions according to regulatory filings; stake as a percentage of shares outstanding, change versus the previous filing. Source: fundamentals data.
Insider Transactions
| Date | Person | Role | Type | Shares | Price | Value |
|---|---|---|---|---|---|---|
| 27. Jul 2026 | Rubin Kevin | Chief Financial Officer | Sell | 142 | 148.81 | 21,131 |
| 27. Jul 2026 | Rubin Kevin | Chief Financial Officer | Sell | 118 | 147.74 | 17,433 |
| 27. Jul 2026 | Rubin Kevin | Chief Financial Officer | Sell | 96 | 146.75 | 14,088 |
| 27. Jul 2026 | Rubin Kevin | Chief Financial Officer | Sell | 75 | 145.71 | 10,928 |
| 27. Jul 2026 | Rubin Kevin | Chief Financial Officer | Sell | 72 | 144.74 | 10,422 |
Reportable transactions by officers and major shareholders from SEC Form 4 filings. "Other" includes things like stock grants and option exercises without a buy/sell character.
View all insider transactions →Data as of: July 31, 2026 · Source: fundamental data & SEC filings (annual and quarterly reports, 10-K/10-Q)
Note: pure fact-based analysis, not investment advice and not a solicitation to buy or sell. All figures without guarantee.