ZS
Zscaler, Inc.
Services-Computer Programming ServicesNasdaqLarge accelerated filer
Total Trades
135
Buys
1
Sells
111
Largest Trade
N/A
Insiders
15
Institutional Funds
759
Inst. Value
$1M+
Activist Filings
8
Insider Trades
| Insider | Title | Type | Value | Shares | Price | Date |
|---|---|---|---|---|---|---|
| Chaudhry Jagtar Singh | CEO & Chairman | SELL | $100K–$500K | 2K | $193.15 | Mar 20, 2024 |
| CANESSA REMO | CFO | SELL | $1M+ | 8K | $193.15 | Mar 20, 2024 |
| Nair Syam | CTO | SELL | $500K+ | 3K | $193.15 | Mar 20, 2024 |
| Schlossman Robert | Chief Legal Officer | SELL | $1M+ | 10K | $193.56 | Mar 20, 2024 |
| Rich Michael J. | CRO and President … | SELL | $500K+ | 4K | $193.15 | Mar 20, 2024 |
| BLASING KAREN | Director | SELL | $1M+ | 7K | $250.90 | Feb 16, 2024 |
| BLASING KAREN | Director | EXERCISE | $50K–$100K | 11K | $5.82 | Feb 16, 2024 |
| BLASING KAREN | Director | SELL | $500K+ | 3K | $250.00 | Feb 9, 2024 |
| BLASING KAREN | Director | EXERCISE | $50K–$100K | 11K | $5.82 | Feb 1, 2024 |
| BLASING KAREN | Director | SELL | $1M+ | 7K | $236.24 | Feb 1, 2024 |
| Brown Andrew William Fraser | Director | SELL | $1M+ | 5K | $220.45 | Jan 19, 2024 |
| Brown Andrew William Fraser | Director | EXERCISE | $15K–$50K | 5K | $4.13 | Jan 19, 2024 |
| BLASING KAREN | Director | EXERCISE | $50K–$100K | 11K | $5.82 | Jan 18, 2024 |
| BLASING KAREN | Director | SELL | $1M+ | 7K | $224.47 | Jan 18, 2024 |
| Sinha Amit | Director | SELL | $500K+ | 4K | $224.28 | Jan 2, 2024 |
| Mangal Ajay | 10% Owner | SELL | $1M+ | 55K | $196.90 | Dec 4, 2023 |
| Giancarlo Charles H | Director | SELL | $1M+ | 18K | $197.37 | Dec 4, 2023 |
| Sinha Amit | Director | SELL | $500K+ | 4K | $199.94 | Dec 2, 2023 |
| BLASING KAREN | Director | EXERCISE | $50K–$100K | 11K | $5.82 | Nov 27, 2023 |
| BLASING KAREN | Director | SELL | $1M+ | 7K | $191.20 | Nov 27, 2023 |
| Sinha Amit | Director | SELL | $500K+ | 4K | $183.94 | Nov 20, 2023 |
| BLASING KAREN | Director | EXERCISE | $50K–$100K | 11K | $5.82 | Nov 13, 2023 |
| BLASING KAREN | Director | SELL | $1M+ | 7K | $173.93 | Nov 13, 2023 |
| Sinha Amit | Director | SELL | $500K+ | 4K | $165.00 | Nov 6, 2023 |
| BLASING KAREN | Director | SELL | $1M+ | 7K | $159.08 | Oct 26, 2023 |
| BLASING KAREN | Director | GRANT | $50K–$100K | 11K | $5.82 | Oct 26, 2023 |
| Sinha Amit | Director | SELL | $500K+ | 4K | $175.22 | Oct 24, 2023 |
| Sinha Amit | Director | SELL | $1M+ | 7K | $165.69 | Oct 12, 2023 |
| BLASING KAREN | Director | EXERCISE | $50K–$100K | 11K | $5.82 | Oct 5, 2023 |
| BLASING KAREN | Director | SELL | $1M+ | 7K | $154.14 | Oct 5, 2023 |
| Schlossman Robert | Chief Legal Officer | SELL | $500K+ | 4K | $149.47 | Sep 27, 2023 |
| CANESSA REMO | CFO | SELL | $1M+ | 19K | $154.28 | Sep 19, 2023 |
| Rajic Dali | COO | SELL | $1M+ | 15K | $154.45 | Sep 19, 2023 |
| Chaudhry Jagtar Singh | CEO & Chairman | SELL | $100K–$500K | 3K | $154.45 | Sep 19, 2023 |
| Schlossman Robert | Chief Legal Officer | SELL | $500K+ | 6K | $154.35 | Sep 19, 2023 |
| Rajic Dali | COO | SELL | $1M+ | 22K | $157.22 | Sep 6, 2023 |
| CANESSA REMO | CFO | SELL | $1M+ | 13K | $144.03 | Aug 22, 2023 |
| CANESSA REMO | CFO | SELL | $1M+ | 13K | $144.85 | Aug 7, 2023 |
| Rajic Dali | COO | SELL | $1M+ | 22K | $157.41 | Aug 2, 2023 |
| CANESSA REMO | CFO | SELL | $1M+ | 13K | $145.53 | Jul 10, 2023 |
| Rajic Dali | COO | SELL | $1M+ | 22K | $141.50 | Jul 6, 2023 |
| Schlossman Robert | Chief Legal Officer | SELL | $500K+ | 6K | $155.70 | Jun 20, 2023 |
| Rajic Dali | COO | SELL | $1M+ | 7K | $156.64 | Jun 20, 2023 |
| Chaudhry Jagtar Singh | CEO & Chairman | SELL | $500K+ | 5K | $156.64 | Jun 20, 2023 |
| CANESSA REMO | CFO | SELL | $500K+ | 6K | $156.64 | Jun 20, 2023 |
| Brown Andrew William Fraser | Director | EXERCISE | $15K–$50K | 4K | $4.13 | Jun 9, 2023 |
| Brown Andrew William Fraser | Director | SELL | $500K+ | 6K | $150.85 | Jun 9, 2023 |
| Schlossman Robert | Chief Legal Officer | SELL | $100K–$500K | 2K | $150.00 | Jun 7, 2023 |
| Chaudhry Jagtar Singh | CEO & Chairman | SELL | $50K–$100K | 900 | $106.79 | Mar 17, 2023 |
| Schlossman Robert | Chief Legal Officer | SELL | $100K–$500K | 4K | $106.79 | Mar 17, 2023 |
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Institutional Ownership
13F filings as of Dec 31, 2025 · 759 funds holding
| Fund | Shares | Value | Type |
|---|---|---|---|
| FIRST TRUST ADVISORS LP | 2.6M | $1M+ | SH |
| AMERICAN CENTURY COMPANIES INC | 2.4M | $1M+ | SH |
| STATE STREET CORP | 2.3M | $1M+ | SH |
| GEODE CAPITAL MANAGEMENT, LLC | 1.8M | $1M+ | SH |
| Pictet Asset Management Holding SA | 1.3M | $1M+ | SH |
| Squarepoint Ops LLC | 634K | $1M+ | SH |
| BARCLAYS PLC | 608K | $1M+ | SH |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC | 493K | $1M+ | SH |
| ARROWSTREET CAPITAL, LIMITED PARTNERSHIP | 428K | $1M+ | SH |
| Skandinaviska Enskilda Banken AB (publ) | 420K | $1M+ | SH |
| Penserra Capital Management LLC | 387K | $1M+ | SH |
| NORGES BANK | 355K | $1M+ | SH |
| Alyeska Investment Group, L.P. | 335K | $1M+ | SH |
| Champlain Investment Partners, LLC | 332K | $1M+ | SH |
| LBP AM SA | 322K | $1M+ | SH |
| JACOBS LEVY EQUITY MANAGEMENT, INC | 301K | $1M+ | SH |
| Ensign Peak Advisors, Inc | 290K | $1M+ | SH |
| Swiss National Bank | 282K | $1M+ | SH |
| WESTFIELD CAPITAL MANAGEMENT CO LP | 281K | $1M+ | SH |
| Neuberger Berman Group LLC | 273K | $1M+ | SH |
Activist & 5%+ Owners
SC 13D/13G filings — investors holding 5%+ of outstanding shares
SC 13G/A · Oct 31, 2025
7.2%
11.4M shares
The Vanguard Group - 23-1945930
SC 13G/A · Feb 13, 2024
6.0%
8.8M shares
SC 13G/A · Feb 12, 2024
19.8%
29.4M shares
Chaudhry Jagtar Singh (Filed by)
SC 13G/A · Feb 12, 2024
18.2%
26.9M shares
SC 13G/A · Feb 14, 2023
20.4%
29.4M shares
SC 13G/A · Feb 16, 2022
21.0%
29.4M shares