Zscaler, Inc. (ZS) Insider Ownership

Historic Insider Ownership Trends

Data spanning the past 90 days through January 09, 2026 reveals that Zscaler's three principal insider shareholders consist of Ceo & Chairman Jagtar Singh Chaudhry (24.69Mn shares), TenPercentOwner Ajay Mangal (2.55Mn shares), Director Amit Sinha (351.98K shares).

Top Direct Holders

Insider ownership data is derived from the last 60 months of Form 4 SEC filings.
Holder Position Shares Report Date
Jagtar Singh Chaudhry Ceo & Chairman 24,689,124 17 Dec, 2025
Ajay Mangal 2,550,210 11 Jun, 2025
Amit Sinha 351,984 17 Jan, 2023
Dali Rajic Chief Operating Officer 240,543 19 Dec, 2023
Remo Canessa Chief Financial Officer 213,702 20 Mar, 2025
Charles H Giancarlo 194,375 13 Jan, 2025
Michael J. Rich Cro And President Of Ww Sales 107,497 17 Dec, 2025
Syam Nair Cto 106,659 18 Jun, 2025
Robert Schlossman Chief Legal Officer 74,653 17 Dec, 2025
Raj Judge Evp And Corp. Strategy & Ventures 70,394 17 Dec, 2025
Scott C Darling 52,976 13 Jan, 2025
Adam Geller Chief Product Officer 50,528 17 Dec, 2025
Kevin Rubin Chief Financial Officer 48,161 17 Dec, 2025
Karen Blasing 41,681 13 Jan, 2025
David Schneider 23,836 13 Jan, 2025
Andrew William Fraser Brown 22,216 29 Dec, 2025
Eileen Naughton 6,669 13 Jan, 2025
James A Beer 3,485 02 Jan, 2026

* Please note that the shares above only reflect shares from the fund portfolio and the institutional portfolio. Shares from the personal portfolio are excluded from this Institutional Ownership Page. See these insiders' latest transactions here on Insider Page.

Recent Insider Transactions

Detailed insider trading activity based on Form 4 SEC filings.
Download Data
Transaction Date Insider Name Security Class Transaction Type Shares Traded Price Shares Remaining Ownership Code
02 Jan, 2026 James A Beer Commom Stock D 653 $226.72 3,485 D S
26 Dec, 2025 Andrew William Fraser Brown Common Stock D 5,000 $0.00 22,216 D S
26 Dec, 2025 Andrew William Fraser Brown - - 22,216 D
17 Dec, 2025 Robert Schlossman Common Stock D 2,349 $232.79 74,653 D S
17 Dec, 2025 Adam Geller Commom Stock D 1,620 $232.79 50,528 D S
17 Dec, 2025 Adam Geller - - 50,528 D
16 Dec, 2025 Kevin Rubin Common Stock D 3,303 $230.82 48,161 D S
16 Dec, 2025 Jagtar Singh Chaudhry Common Stock D 2,843 $230.82 347,857 D S
16 Dec, 2025 Robert Schlossman Common Stock D 3,084 $230.82 77,002 D S
16 Dec, 2025 Michael J. Rich Commom Stock D 4,100 $230.82 107,497 D S
16 Dec, 2025 Adam Geller Commom Stock D 2,060 $230.82 52,148 D S
16 Dec, 2025 Raj Judge - - 70,394 D
16 Dec, 2025 Raj Judge Common Stock D 3,438 $230.82 70,394 D S
24 Oct, 2025 Robert Schlossman Common Stock D 3,200 $325.00 80,086 D S
15 Oct, 2025 Robert Schlossman Common Stock A 7,154 $0.00 83,286 D A
15 Oct, 2025 Michael J. Rich Commom Stock A 10,730 $0.00 111,552 D A
15 Oct, 2025 Adam Geller Commom Stock A 10,730 $0.00 54,208 D A
15 Oct, 2025 Adam Geller - - 54,208 D
02 Oct, 2025 Robert Schlossman - - 81,538 D
02 Oct, 2025 Robert Schlossman - - 81,238 D