Follow the people · Insider
Robert Schlossman
Robert Schlossman files insider transactions with the SEC as a chief legal officer of Zscaler (ZS). We hold 3 disclosed purchases and sales filed since 7 November 2008, 2 of them in the last 90 days.
- Files forZS
- Disclosed buys and sells3 in all, 2 in the last 90 days
- Last disclosure7 July 2026
Positions held
2 posts we hold — a term names its own dates; a run of filings only says when they filed- Filed 12 September 2018 — 6 July 2026Chief Legal Officer · Zscaler (ZS)259 Form 4 lines · source: SEC Form 4
- Filed 5 November 2008 — 5 November 2008SVP General Counsel & Corp Sec · Extreme Networks (EXTR)1 Form 4 line · source: SEC Form 4
Everything they disclosed
120 entries, newest first — one per disclosure report, one per Form 4 line- ▼ sold on the open market 122 shares of ZscalerSEC Form 47 July 2026Common Stock · traded 6 July 2026 · filed 7 July 2026
- ▼ sold on the open market 3,146 shares of ZscalerSEC Form 417 June 2026Common Stock · traded 16 June 2026 · filed 17 June 2026
- ▼ sold on the open market 2,263 shares of ZscalerSEC Form 418 March 2026Common Stock · traded 17 March 2026 · filed 18 March 2026
- ▼ sold on the open market 2,263 shares of ZscalerSEC Form 418 March 2026Common Stock · traded 17 March 2026 · filed 18 March 2026
- ▼ sold on the open market 3,084 shares of ZscalerSEC Form 417 December 2025Common Stock · traded 16 December 2025 · filed 17 December 2025
- ▼ sold on the open market 2,349 shares of ZscalerSEC Form 417 December 2025Common Stock · traded 17 December 2025 · filed 17 December 2025
- ▼ sold on the open market 3,200 shares of ZscalerSEC Form 424 October 2025Common Stock · traded 24 October 2025 · filed 24 October 2025
- was granted 7,154 shares of ZscalerSEC Form 416 October 2025Common Stock · traded 15 October 2025 · filed 16 October 2025
- ▼ sold on the open market 700 shares of ZscalerSEC Form 42 October 2025Common Stock · traded 2 October 2025 · filed 2 October 2025
- ▼ sold on the open market 900 shares of ZscalerSEC Form 42 October 2025Common Stock · traded 2 October 2025 · filed 2 October 2025
- ▼ sold on the open market 300 shares of ZscalerSEC Form 42 October 2025Common Stock · traded 2 October 2025 · filed 2 October 2025
- ▼ sold on the open market 4,532 shares of ZscalerSEC Form 42 October 2025Common Stock · traded 2 October 2025 · filed 2 October 2025
- ▼ sold on the open market 574 shares of ZscalerSEC Form 42 October 2025Common Stock · traded 2 October 2025 · filed 2 October 2025
- gave away 2,000 shares of ZscalerSEC Form 417 September 2025Common Stock · traded 15 September 2025 · filed 17 September 2025
- ▼ sold on the open market 3,832 shares of ZscalerSEC Form 417 September 2025Common Stock · traded 16 September 2025 · filed 17 September 2025
- ▼ sold on the open market 3,590 shares of ZscalerSEC Form 418 June 2025Common Stock · traded 17 June 2025 · filed 18 June 2025
- ▼ sold on the open market 1,660 shares of ZscalerSEC Form 418 June 2025Common Stock · traded 18 June 2025 · filed 18 June 2025
- ▼ sold on the open market 200 shares of ZscalerSEC Form 418 June 2025Common Stock · traded 18 June 2025 · filed 18 June 2025
- ▼ sold on the open market 1,014 shares of ZscalerSEC Form 418 June 2025Common Stock · traded 18 June 2025 · filed 18 June 2025
- ▼ sold on the open market 300 shares of ZscalerSEC Form 418 June 2025Common Stock · traded 18 June 2025 · filed 18 June 2025
- ▼ sold on the open market 4,618 shares of ZscalerSEC Form 46 June 2025Common Stock · traded 4 June 2025 · filed 6 June 2025
- ▼ sold on the open market 3,590 shares of ZscalerSEC Form 419 May 2025Common Stock · traded 16 May 2025 · filed 19 May 2025
- ▼ sold on the open market 2,878 shares of ZscalerSEC Form 420 March 2025Common Stock · traded 18 March 2025 · filed 20 March 2025
- ▼ sold on the open market 300 shares of ZscalerSEC Form 420 March 2025Common Stock · traded 19 March 2025 · filed 20 March 2025
- ▼ sold on the open market 1,067 shares of ZscalerSEC Form 420 March 2025Common Stock · traded 19 March 2025 · filed 20 March 2025
- ▼ sold on the open market 2,100 shares of ZscalerSEC Form 420 March 2025Common Stock · traded 19 March 2025 · filed 20 March 2025
- ▼ sold on the open market 300 shares of ZscalerSEC Form 420 March 2025Common Stock · traded 19 March 2025 · filed 20 March 2025
- ▼ sold on the open market 3,258 shares of ZscalerSEC Form 419 December 2024Common Stock · traded 17 December 2024 · filed 19 December 2024
- ▼ sold on the open market 535 shares of ZscalerSEC Form 419 December 2024Common Stock · traded 18 December 2024 · filed 19 December 2024
- ▼ sold on the open market 200 shares of ZscalerSEC Form 419 December 2024Common Stock · traded 18 December 2024 · filed 19 December 2024
- ▼ sold on the open market 100 shares of ZscalerSEC Form 419 December 2024Common Stock · traded 18 December 2024 · filed 19 December 2024
- ▼ sold on the open market 500 shares of ZscalerSEC Form 419 December 2024Common Stock · traded 18 December 2024 · filed 19 December 2024
- ▼ sold on the open market 500 shares of ZscalerSEC Form 419 December 2024Common Stock · traded 18 December 2024 · filed 19 December 2024
- ▼ sold on the open market 700 shares of ZscalerSEC Form 419 December 2024Common Stock · traded 18 December 2024 · filed 19 December 2024
- ▼ sold on the open market 200 shares of ZscalerSEC Form 419 December 2024Common Stock · traded 18 December 2024 · filed 19 December 2024
- ▼ sold on the open market 100 shares of ZscalerSEC Form 419 December 2024Common Stock · traded 18 December 2024 · filed 19 December 2024
- ▼ sold on the open market 200 shares of ZscalerSEC Form 419 December 2024Common Stock · traded 18 December 2024 · filed 19 December 2024
- was granted 10,952 shares of ZscalerSEC Form 49 December 2024Common Stock · traded 5 December 2024 · filed 9 December 2024
- ▼ sold on the open market 947 shares of ZscalerSEC Form 410 October 2024Common Stock · traded 9 October 2024 · filed 10 October 2024
- ▼ sold on the open market 488 shares of ZscalerSEC Form 410 October 2024Common Stock · traded 9 October 2024 · filed 10 October 2024
- ▼ sold on the open market 3,820 shares of ZscalerSEC Form 41 October 2024Common Stock · traded 30 September 2024 · filed 1 October 2024
- ▼ sold on the open market 939 shares of ZscalerSEC Form 41 October 2024Common Stock · traded 30 September 2024 · filed 1 October 2024
- ▼ sold on the open market 188 shares of ZscalerSEC Form 41 October 2024Common Stock · traded 30 September 2024 · filed 1 October 2024
- ▼ sold on the open market 3,911 shares of ZscalerSEC Form 424 September 2024Common Stock · traded 20 June 2024 · filed 24 September 2024
- ▼ sold on the open market 372 shares of ZscalerSEC Form 424 September 2024Common Stock · traded 20 June 2024 · filed 24 September 2024
- ▼ sold on the open market 6,220 shares of ZscalerSEC Form 418 September 2024Common Stock · traded 17 September 2024 · filed 18 September 2024
- gave away 1,000 shares of ZscalerSEC Form 420 June 2024Common Stock · traded 17 June 2024 · filed 20 June 2024
- ▼ sold on the open market 3,594 shares of ZscalerSEC Form 420 June 2024Common Stock · traded 18 June 2024 · filed 20 June 2024
- ▼ sold on the open market 1,990 shares of ZscalerSEC Form 420 June 2024Common Stock · traded 20 June 2024 · filed 20 June 2024
- ▼ sold on the open market 200 shares of ZscalerSEC Form 420 June 2024Common Stock · traded 20 June 2024 · filed 20 June 2024
- ▼ sold on the open market 376 shares of ZscalerSEC Form 420 June 2024Common Stock · traded 20 June 2024 · filed 20 June 2024
- ▼ sold on the open market 3,698 shares of ZscalerSEC Form 420 June 2024Common Stock · traded 20 June 2024 · filed 20 June 2024
- ▼ sold on the open market 372 shares of ZscalerSEC Form 420 June 2024Common Stock · traded 20 June 2024 · filed 20 June 2024
- was granted 11,144 shares of ZscalerSEC Form 412 June 2024Common Stock · traded 10 June 2024 · filed 12 June 2024
- ▼ sold on the open market 4,227 shares of ZscalerSEC Form 420 March 2024Common Stock · traded 18 March 2024 · filed 20 March 2024
- ▼ sold on the open market 1,127 shares of ZscalerSEC Form 420 March 2024Common Stock · traded 19 March 2024 · filed 20 March 2024
- ▼ sold on the open market 703 shares of ZscalerSEC Form 420 March 2024Common Stock · traded 19 March 2024 · filed 20 March 2024
- ▼ sold on the open market 700 shares of ZscalerSEC Form 420 March 2024Common Stock · traded 19 March 2024 · filed 20 March 2024
- ▼ sold on the open market 2,547 shares of ZscalerSEC Form 420 March 2024Common Stock · traded 19 March 2024 · filed 20 March 2024
- ▼ sold on the open market 407 shares of ZscalerSEC Form 420 March 2024Common Stock · traded 19 March 2024 · filed 20 March 2024
- ▼ sold on the open market 4,877 shares of ZscalerSEC Form 419 December 2023Common Stock · traded 18 December 2023 · filed 19 December 2023
- ▼ sold on the open market 1,216 shares of ZscalerSEC Form 419 December 2023Common Stock · traded 19 December 2023 · filed 19 December 2023
- ▼ sold on the open market 800 shares of ZscalerSEC Form 419 December 2023Common Stock · traded 19 December 2023 · filed 19 December 2023
- ▼ sold on the open market 2,414 shares of ZscalerSEC Form 419 December 2023Common Stock · traded 19 December 2023 · filed 19 December 2023
- ▼ sold on the open market 400 shares of ZscalerSEC Form 419 December 2023Common Stock · traded 19 December 2023 · filed 19 December 2023
- was granted 12,112 shares of ZscalerSEC Form 415 November 2023Common Stock · traded 13 November 2023 · filed 15 November 2023
- ▼ sold on the open market 1,172 shares of ZscalerSEC Form 426 September 2023Common Stock · traded 25 September 2023 · filed 26 September 2023
- ▼ sold on the open market 2,683 shares of ZscalerSEC Form 426 September 2023Common Stock · traded 25 September 2023 · filed 26 September 2023
- ▼ sold on the open market 5,013 shares of ZscalerSEC Form 419 September 2023Common Stock · traded 18 September 2023 · filed 19 September 2023
- ▼ sold on the open market 1,109 shares of ZscalerSEC Form 419 September 2023Common Stock · traded 19 September 2023 · filed 19 September 2023
- gave away 1,000 shares of ZscalerSEC Form 420 June 2023Common Stock · traded 16 June 2023 · filed 20 June 2023
- ▼ sold on the open market 5,013 shares of ZscalerSEC Form 420 June 2023Common Stock · traded 16 June 2023 · filed 20 June 2023
- ▼ sold on the open market 1,322 shares of ZscalerSEC Form 420 June 2023Common Stock · traded 20 June 2023 · filed 20 June 2023
- ▼ sold on the open market 2,496 shares of ZscalerSEC Form 47 June 2023Common Stock · traded 6 June 2023 · filed 7 June 2023
- was granted 12,842 shares of ZscalerSEC Form 41 May 2023Common Stock · traded 28 April 2023 · filed 1 May 2023
- ▼ sold on the open market 3,645 shares of ZscalerSEC Form 417 March 2023Common Stock · traded 16 March 2023 · filed 17 March 2023
- ▼ sold on the open market 5,081 shares of ZscalerSEC Form 419 December 2022Common Stock · traded 16 December 2022 · filed 19 December 2022
- was granted 9,723 shares of ZscalerSEC Form 419 October 2022Common Stock · traded 17 October 2022 · filed 19 October 2022
- ▼ sold on the open market 3,825 shares of ZscalerSEC Form 419 October 2022Common Stock · traded 18 October 2022 · filed 19 October 2022
- was granted 30,804 shares of ZscalerSEC Form 416 September 2022Common Stock · traded 14 September 2022 · filed 16 September 2022
- ▼ sold on the open market 8,045 shares of ZscalerSEC Form 416 September 2022Common Stock · traded 16 September 2022 · filed 16 September 2022
- ▼ sold on the open market 239 shares of ZscalerSEC Form 422 June 2022Common Stock · traded 21 June 2022 · filed 22 June 2022
- ▼ sold on the open market 4,184 shares of ZscalerSEC Form 417 June 2022Common Stock · traded 16 June 2022 · filed 17 June 2022
- ▼ sold on the open market 3,157 shares of ZscalerSEC Form 417 March 2022Common Stock · traded 16 March 2022 · filed 17 March 2022
- gave away 600 shares of ZscalerSEC Form 417 March 2022Common Stock · traded 22 December 2021 · filed 17 March 2022
- ▼ sold on the open market 3,949 shares of ZscalerSEC Form 420 December 2021Common Stock · traded 16 December 2021 · filed 20 December 2021
- exercised options over 4,000 shares of Zscaler (a derivative holding)SEC Form 419 October 2021Employee Stock Option (right to buy) · traded 18 October 2021 · filed 19 October 2021
- exercised options over 4,000 shares of ZscalerSEC Form 419 October 2021Common Stock · traded 18 October 2021 · filed 19 October 2021
- ▼ sold on the open market 4,000 shares of ZscalerSEC Form 419 October 2021Common Stock · traded 18 October 2021 · filed 19 October 2021
- exercised options over 28,000 shares of Zscaler (a derivative holding)SEC Form 422 September 2021Employee Stock Option (right to buy) · traded 21 September 2021 · filed 22 September 2021
- exercised options over 28,000 shares of ZscalerSEC Form 422 September 2021Common Stock · traded 21 September 2021 · filed 22 September 2021
- ▼ sold on the open market 1,000 shares of ZscalerSEC Form 422 September 2021Common Stock · traded 21 September 2021 · filed 22 September 2021
- ▼ sold on the open market 6,912 shares of ZscalerSEC Form 422 September 2021Common Stock · traded 21 September 2021 · filed 22 September 2021
- ▼ sold on the open market 14,395 shares of ZscalerSEC Form 422 September 2021Common Stock · traded 21 September 2021 · filed 22 September 2021
- ▼ sold on the open market 4,584 shares of ZscalerSEC Form 422 September 2021Common Stock · traded 21 September 2021 · filed 22 September 2021
- ▼ sold on the open market 1,109 shares of ZscalerSEC Form 422 September 2021Common Stock · traded 21 September 2021 · filed 22 September 2021
- ▼ sold on the open market 3,920 shares of ZscalerSEC Form 417 September 2021Common Stock · traded 16 September 2021 · filed 17 September 2021
- ▼ sold on the open market 1,000 shares of ZscalerSEC Form 417 September 2021Common Stock · traded 17 September 2021 · filed 17 September 2021
- ▼ sold on the open market 1,020 shares of ZscalerSEC Form 417 September 2021Common Stock · traded 17 September 2021 · filed 17 September 2021
- ▼ sold on the open market 811 shares of ZscalerSEC Form 417 September 2021Common Stock · traded 17 September 2021 · filed 17 September 2021
- ▼ sold on the open market 500 shares of ZscalerSEC Form 417 September 2021Common Stock · traded 17 September 2021 · filed 17 September 2021
- ▼ sold on the open market 500 shares of ZscalerSEC Form 417 September 2021Common Stock · traded 17 September 2021 · filed 17 September 2021
- ▼ sold on the open market 24 shares of ZscalerSEC Form 417 September 2021Common Stock · traded 17 September 2021 · filed 17 September 2021
- ▼ sold on the open market 3,905 shares of ZscalerSEC Form 417 June 2021Common Stock · traded 16 June 2021 · filed 17 June 2021
- ▼ sold on the open market 239 shares of ZscalerSEC Form 417 June 2021Common Stock · traded 16 June 2021 · filed 17 June 2021
- ▼ sold on the open market 3,870 shares of ZscalerSEC Form 417 June 2021Common Stock · traded 17 June 2021 · filed 17 June 2021
- ▼ sold on the open market 2,156 shares of ZscalerSEC Form 410 June 2021Common Stock · traded 10 June 2021 · filed 10 June 2021
- was granted 11,064 shares of ZscalerSEC Form 415 April 2021Common Stock · traded 13 April 2021 · filed 15 April 2021
- ▼ sold on the open market 600 shares of ZscalerSEC Form 418 March 2021Common Stock · traded 17 March 2021 · filed 18 March 2021
- ▼ sold on the open market 300 shares of ZscalerSEC Form 418 March 2021Common Stock · traded 17 March 2021 · filed 18 March 2021
- ▼ sold on the open market 400 shares of ZscalerSEC Form 418 March 2021Common Stock · traded 17 March 2021 · filed 18 March 2021
- ▼ sold on the open market 200 shares of ZscalerSEC Form 418 March 2021Common Stock · traded 17 March 2021 · filed 18 March 2021
- ▼ sold on the open market 601 shares of ZscalerSEC Form 418 March 2021Common Stock · traded 17 March 2021 · filed 18 March 2021
- ▼ sold on the open market 100 shares of ZscalerSEC Form 418 March 2021Common Stock · traded 17 March 2021 · filed 18 March 2021
- ▼ sold on the open market 313 shares of ZscalerSEC Form 418 March 2021Common Stock · traded 17 March 2021 · filed 18 March 2021
- ▼ sold on the open market 3,104 shares of ZscalerSEC Form 416 March 2021Common Stock · traded 16 March 2021 · filed 16 March 2021
- ▼ sold on the open market 1,925 shares of ZscalerSEC Form 422 December 2020Common Stock · traded 21 December 2020 · filed 22 December 2020
- ▼ sold on the open market 3,905 shares of ZscalerSEC Form 417 December 2020Common Stock · traded 16 December 2020 · filed 17 December 2020
- ▼ sold on the open market 83 shares of ZscalerSEC Form 417 December 2020Common Stock · traded 17 December 2020 · filed 17 December 2020
- ▼ sold on the open market 363 shares of ZscalerSEC Form 417 December 2020Common Stock · traded 17 December 2020 · filed 17 December 2020
Positions come from the unitedstates/congress-legislators roster, the Office of Government Ethics and the SEC’s Form 4 index. Every disclosed line names its own source and links the document the government published; we print what the filing says and never a price we did not read from it. Headlines and links come from the GDELT Global Knowledge Graph — the story stays with the publisher. The portrait, where we have one, is the public-domain Congressional Bioguide photograph.