Zscaler, Inc. (ZS) Insider Ownership

Historic Insider Ownership Trends

As of May 30, 2026, the three largest insider holders of ZS are Jagtar Singh Chaudhry (Ceo Chairman, 24.34Mn shares), Ajay Mangal (TenPercentOwner, 2.55Mn shares), Jagtar Singh Chaudhry (Ceo Chairman, 345.92K shares).

Top Direct Holders

Insider ownership data is derived from the last 60 months of Form 4 SEC filings.
Holder Position Shares (Direct) Shares (Indirect) Report Date
Kevin Rubin Chief Financial Officer 46,479 0 18 Mar, 2026
Remo Canessa Chief Financial Officer 213,702 0 19 Mar, 2025
Karen Blasing - 42,757 0 13 Jan, 2026
James A Beer - 4,384 0 19 Mar, 2026
Charles H Giancarlo - 145,451 0 13 Jan, 2026
Jagtar Singh Chaudhry Ceo Chairman 0 24,341,267 29 Sep, 2025
Eileen Naughton - 7,745 0 13 Jan, 2026
David Schneider - 24,912 0 13 Jan, 2026
Robert Schlossman Chief Legal Officer 72,390 0 18 Mar, 2026
Andrew William Fraser Brown - 23,292 0 13 Jan, 2026
Dali Rajic Chief Operating Officer 240,543 0 19 Dec, 2023
Ajay Mangal - 0 2,550,210 11 Jun, 2025
Amit Sinha President 320,704 0 17 Jan, 2023
Scott C Darling - 0 48,701 14 Dec, 2023
Syam Nair Cto 106,659 0 18 Jun, 2025
Michael J. Rich Cro And President Of Ww Sales 104,350 0 18 Mar, 2026
Adam Geller Chief Product Officer 46,949 0 19 Mar, 2026
Raj Judge Evp, Corp. Strategy Ventures 67,906 0 18 Mar, 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
17 Mar, 2026 Adam Geller Commom Stock D 1,485 $156.59 49,043 D S
18 Mar, 2026 James A Beer Commom Stock D 177 $153.53 4,384 D S
18 Mar, 2026 Adam Geller Commom Stock D 2,094 $153.53 46,949 D S
17 Mar, 2026 Michael J. Rich Commom Stock D 3,147 $156.59 104,350 D S
17 Mar, 2026 Jagtar Singh Chaudhry Common Stock D 1,941 $156.59 345,916 D S
17 Mar, 2026 Kevin Rubin Common Stock D 1,682 $156.59 46,479 D S
17 Mar, 2026 Raj Judge Common Stock D 2,488 $156.59 67,906 D S
17 Mar, 2026 Robert Schlossman Common Stock D 2,263 $156.59 72,390 D S
12 Jan, 2026 Eileen Naughton Common Stock A 1,076 $0.00 7,745 D A
12 Jan, 2026 Andrew William Fraser Brown Common Stock A 1,076 $0.00 23,292 D A
12 Jan, 2026 Scott C Darling Common Stock A 1,076 $0.00 5,351 D A
12 Jan, 2026 Karen Blasing Common Stock A 1,076 $0.00 42,757 D A
12 Jan, 2026 Charles H Giancarlo Common Stock A 1,076 $0.00 145,451 D A
12 Jan, 2026 David Schneider Common Stock A 1,076 $0.00 24,912 D A
12 Jan, 2026 James A Beer Commom Stock A 1,076 $0.00 4,561 D A
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
16 Dec, 2025 Michael J. Rich Commom Stock D 4,100 $230.82 107,497 D S
16 Dec, 2025 Robert Schlossman Common Stock D 3,084 $230.82 77,002 D S
16 Dec, 2025 Kevin Rubin Common Stock D 3,303 $230.82 48,161 D S