Technology Sector

ZS

Market Tracker

  • ZS (Selected)

    Zscaler, Inc.
  • ZSAN

    Zosano Pharma Corporation
  • ZSL

    ProShares UltraShort Silver

ZS Most Active Options Strike Prices Whale BUY Activity - 5 day

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Represents the strikes that had the highest premium of whale flow (on the ASK side) over the past 5 trading days.

ZS Most Active Options Strike Prices Whale SALES Activity - 5 day

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Represents the strikes that had the highest premium of whale flow (on the BID side) over the past 5 trading days.

ZS Open Interest Trend

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Total Open Interest of Calls & Puts across all strikes and expirations over the past 16 trading days.

ZS Largest 1-Day Open Interest Movements

Expires Type Strike OI Change Percent
05/09/2025 CALL $232.50 975 +257 +35.79%
11/21/2025 CALL $310.00 205 +201 +5,025.00%
05/09/2025 PUT $230.00 335 +183 +120.39%
06/13/2025 CALL $265.00 258 +173 +203.53%
11/21/2025 CALL $300.00 292 +170 +139.34%
06/13/2025 CALL $270.00 244 +145 +146.46%
06/20/2025 CALL $195.00 422 -30 -6.64%
06/20/2025 PUT $185.00 322 -46 -12.50%
05/09/2025 CALL $237.50 1,066 -48 -4.31%
06/20/2025 PUT $195.00 606 -51 -7.76%
05/09/2025 CALL $240.00 2,125 -83 -3.76%
06/20/2025 PUT $200.00 1,377 -115 -7.71%

Contracts with largest changes in open interest from the previous trading day to the current/most recent.

ZS Major Holders

Name Pct Held Shares Total
Vanguard Total Stock Market Index Fund 1.81% 2.63M 381.27M
Vanguard Mid-Cap Index Fund 1.39% 2.01M 292.02M
Invesco ETF Tr-Invesco QQQ Tr, Series 1 ETF 1.31% 1.9M 275.21M
Amcap Fund 0.99% 1.44M 208.98M
Vanguard Extended Market Index Fund 0.79% 1.15M 166.22M
First Trust NASDAQ Cybersecurity ETF 0.73% 1.07M 154.6M
Growth Fund Of America Inc 0.69% 1M 145.69M
Artisan Mid-Cap Fund 0.62% 905.25k 131.39M
Vanguard Growth Index Fund 0.50% 730.28k 105.99M
Advisors Inner Circle Fund II-Champlain Mid Cap Fund 0.49% 715k 103.78M

ZS News

  • Carahsoft’s Partner Pavilion Showcases Cybersecurity, AI/ML and OSINT Solutions at SOF Week 2025 on May 5-8 in Tampa, FL

    04/30 12:00 pm

    GlobeNewswire Inc.

    Read more
  • 3 Cybersecurity Stocks You Can Buy and Hold for the Next Decade

    04/26 04:35 am

    The Motley Fool

    Read more
  • Prediction: 2 Growth Stocks That Will Be Worth More Than Block 2 Years From Now

    04/17 06:53 am

    The Motley Fool

    Read more
  • AlgoSec’s 2025 State of Network Security Report Reveals Growing Adoption of Zero-Trust Architecture and Multi-Cloud Environments

    04/03 09:00 am

    GlobeNewswire Inc.

    Read more
  • 1 No-Brainer Artificial Intelligence (AI) Stock Down 75% to Buy on the Dip in 2025

    03/18 04:56 am

    The Motley Fool

    Read more
  • 1 Top Tech Stock to Buy Right Now Before It Jumps Higher

    03/12 06:15 am

    The Motley Fool

    Read more
  • Tech Sell-Off: 1 Artificial Intelligence (AI) Stock Down 26% to Buy Now and Hold for 6 Years

    03/12 04:37 am

    The Motley Fool

    Read more
  • Why Zscaler Stock Is Surging Today

    03/06 02:16 pm

    The Motley Fool

    Read more
  • Zscaler Earnings: AI Opportunities

    03/06 10:08 am

    The Motley Fool

    Read more
  • Is Global X Cybersecurity ETF a Millionaire Maker?

    03/02 08:12 am

    The Motley Fool

    Read more
  • Should You Buy CrowdStrike Stock Before March 4?

    02/26 06:24 am

    The Motley Fool

    Read more
  • Could SentinelOne Stock Help You Become a Millionaire?

    02/24 07:25 am

    The Motley Fool

    Read more
  • 3 Breakout Growth Stocks You Can Buy and Hold for the Next Decade

    02/15 09:15 am

    The Motley Fool

    Read more
  • 1 Small-Cap Stock Down 34% to Buy on the Dip

    02/12 05:47 am

    The Motley Fool

    Read more
  • Should I Buy Palo Alto Networks Stock?

    02/08 07:05 am

    The Motley Fool

    Read more
  • 2 Cybersecurity Stocks You Can Buy and Hold for the Next Decade

    01/19 05:40 am

    The Motley Fool

    Read more
  • 1 No-Brainer Artificial Intelligence (AI) Stock Down 70% to Buy on the Dip in 2025

    01/08 05:27 am

    The Motley Fool

    Read more
  • 3 Cybersecurity Stocks You Can Buy and Hold for the Next Decade

    12/17 06:15 am

    The Motley Fool

    Read more
  • Got $5,000? 3 Tech Stocks to Buy and Hold for the Long Term.

    12/14 08:30 am

    The Motley Fool

    Read more
  • 1 Spectacular Growth Stock Down 44% to Buy Right Now, According to Wall Street

    12/08 05:41 am

    The Motley Fool

    Read more
  • This Tech Stock Has Just Taken a Hit. Is Now the Time to Buy It Hand Over Fist?

    12/07 04:35 am

    The Motley Fool

    Read more
  • Zscaler Shares Fall Despite Raised Guidance. Is It Time to Buy the Stock on the Dip?

    12/06 05:35 am

    The Motley Fool

    Read more
  • Zscaler Finds Over 87% of Cyberthreats Hide in Encrypted Traffic, Reinforcing Need For Zero Trust

    12/05 04:01 am

    GlobeNewswire Inc.

    Read more
  • 3 Cybersecurity Stocks You Can Buy and Hold for the Next Decade

    11/21 08:15 am

    The Motley Fool

    Read more
  • Global Cybersecurity Becoming Increasingly Vital as Market Revenues are Now Part of a Multi-Billion Dollar Industry Opportunity

    10/11 09:00 am

    GlobeNewswire Inc.

    Read more
  • Is Okta Stock a Buy Right Now?

    10/04 04:15 am

    The Motley Fool

    Read more
  • 2 Unstoppable Artificial Intelligence (AI) Stocks Down 54% and 79% to Buy Hand Over Fist, According to Wall Street

    09/30 04:58 am

    The Motley Fool

    Read more
  • CrowdStrike Partners With Dazz To Streamline Cloud Security; Launches Financial Services Subsidiary

    09/18 06:41 am

    Benzinga

    Read more
  • Down Nearly 30% in 2024: Is Zscaler's Stock a Buy?

    09/08 06:55 am

    The Motley Fool

    Read more
  • Better Cybersecurity Stock: Fortinet vs. Zscaler

    09/08 05:35 am

    The Motley Fool

    Read more
  • Why It's Time to Start Buying Shares of Zscaler Stock

    09/08 04:15 am

    The Motley Fool

    Read more
  • Stock Of The Day: Is The Zscaler Meltdown Over?

    09/05 01:55 pm

    Benzinga

    Read more
  • Zscaler Q4 Earnings and Revenues Surpass Estimates

    09/04 02:33 pm

    Benzinga

    Read more
  • Why Zscaler Stock Crashed by More Than 17% Today

    09/04 12:36 pm

    The Motley Fool

    Read more
  • Why Are Shares of Zscaler Crashing After Earnings?

    09/04 08:30 am

    The Motley Fool

    Read more
  • No Respite For US Stocks As Futures Sag, VIX Spikes 10%, Bitcoin Slides: Strategist Warns Of Further Pain In September, But Recommends Buying Dip

    09/04 07:01 am

    Benzinga

    Read more
  • Wall Street Poised For Sharply Lower Start In New Week As Risk-Off Sentiment Dominates, VIX Spikes: Analysts Fret Over Sluggish September Seasonality

    09/03 06:50 am

    Benzinga

    Read more
  • Should You Buy Zscaler Stock Before Sept. 3?

    08/28 05:45 am

    The Motley Fool

    Read more
  • Zscaler to Present at Upcoming Investor Conferences

    08/16 08:00 am

    GlobeNewswire Inc.

    Read more
  • Why Zscaler (ZS) Outpaced the Stock Market Today

    07/31 05:45 pm

    Zacks Investment Research

    Read more
  • Forget CrowdStrike: 3 Cybersecurity Stocks to Buy Instead - The Motley Fool

    07/24 06:16 am

    The Motley Fool

    Read more
  • Why the Betashares Global Cybersecurity ETF (HACK) is still a top ASX buy - The Motley Fool Australia

    07/23 04:30 pm

    The Motley Fool

    Read more
  • Decoding Zscaler's Options Activity: What's the Big Picture? - Benzinga

    07/18 04:45 pm

    Benzinga

    Read more
  • The Latest Analyst Ratings For Zscaler - Benzinga

    07/16 04:00 pm

    Benzinga

    Read more
  • Google to Reportedly Acquire Wiz: ETFs in Focus - Zacks Investment Research

    07/16 10:22 am

    Zacks Investment Research

    Read more
  • 2 Growth Stocks Down 45% and 73% to Buy on the Dip, According to Wall Street - The Motley Fool

    07/16 05:12 am

    The Motley Fool

    Read more
  • Looking At Zscaler's Recent Unusual Options Activity - Benzinga

    07/15 10:48 am

    Benzinga

    Read more
  • 7 Stocks for a Second-Half Surge - The Motley Fool

    07/15 09:02 am

    The Motley Fool

    Read more
  • Why Did Zscaler Stock Climb 13% in June? - The Motley Fool

    07/08 04:52 pm

    The Motley Fool

    Read more
  • What the Options Market Tells Us About Zscaler - Zscaler (NASDAQ:ZS) - Benzinga

    07/08 01:15 pm

    Benzinga

    Read more
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