17 insiders reported 140 Form 4 transactions for Zscaler, Inc. (ZS) over the past 18 months (most recent 2026-09-21). Recent activity: Schlossman Robert (Chief Legal Officer) Sell 5,394 shares, Geller Adam (Chief Product Officer) Sell 661 shares, RUBIN KEVIN (Chief Financial Officer) Buy 8,349 shares, BEER JAMES A (Director) Sell 177 shares, Chaudhry Jagtar Singh (CEO & Chairman) Sell 2,852 shares. Source: SEC Form 4.
| Date | Insider | Title | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-09-21 | Schlossman Robert | Chief Legal Officer | Sell | 5,394 | $1.1M |
| 2026-09-21 | Geller Adam | Chief Product Officer | Sell | 661 | $132,200 |
| 2026-09-17 | RUBIN KEVIN | Chief Financial Officer | Buy | 8,349 | $0 |
| 2026-09-17 | BEER JAMES A | Director | Sell | 177 | $33,986 |
| 2026-09-17 | Chaudhry Jagtar Singh | CEO & Chairman | Sell | 2,852 | $549,760 |
| 2026-09-17 | Schlossman Robert | Chief Legal Officer | Sell | 2,325 | $448,174 |
| 2026-09-17 | Rich Michael J. | CRO and President of WW Sales | Sell | 4,108 | $791,870 |
| 2026-09-17 | Geller Adam | Chief Product Officer | Buy | 6,817 | $0 |
| 2026-09-17 | RUBIN KEVIN | Chief Financial Officer | Sell | 5,957 | $1.1M |
| 2026-09-17 | Geller Adam | Chief Product Officer | Sell | 5,578 | $1.1M |
| 2026-09-17 | Geller Adam | Chief Product Officer | Sell | 4,584 | $880,174 |
| 2026-08-26 | RUBIN KEVIN | Chief Financial Officer | Sell | 92 | $15,965 |
| 2026-08-26 | RUBIN KEVIN | Chief Financial Officer | Sell | 291 | $50,207 |
| 2026-08-26 | RUBIN KEVIN | Chief Financial Officer | Sell | 48 | $8,378 |
| 2026-08-26 | RUBIN KEVIN | Chief Financial Officer | Sell | 66 | $11,601 |
| 2026-08-26 | RUBIN KEVIN | Chief Financial Officer | Sell | 6 | $1,059 |
| 2026-07-28 | RUBIN KEVIN | Chief Financial Officer | Sell | 72 | $10,422 |
| 2026-07-28 | RUBIN KEVIN | Chief Financial Officer | Sell | 75 | $10,928 |
| 2026-07-28 | RUBIN KEVIN | Chief Financial Officer | Sell | 96 | $14,088 |
| 2026-07-28 | RUBIN KEVIN | Chief Financial Officer | Sell | 118 | $17,433 |
| 2026-07-28 | RUBIN KEVIN | Chief Financial Officer | Sell | 142 | $21,131 |
| 2026-07-07 | Schlossman Robert | Chief Legal Officer | Sell | 122 | $18,300 |
| 2026-06-26 | RUBIN KEVIN | Chief Financial Officer | Sell | 504 | $62,083 |
| 2026-06-26 | RUBIN KEVIN | Chief Financial Officer | Sell | 1,696 | $210,423 |
| 2026-06-26 | RUBIN KEVIN | Chief Financial Officer | Sell | 560 | $69,927 |
Source: SEC Form 4 filings · as of 2026-09-21