Citadel Advisors (Ken Griffin) — ZS Trade History
Quarter-by-quarter changes in the ZSCALER INC position · CUSIP 98980G102
Currently held · 4.5 YearsFirst seen: 2019 Q1
| Quarter | Filed | Activity | Shares | Δ Shares | Δ % | Value | % Port. |
|---|---|---|---|---|---|---|---|
| 2026 Q2 | 2026-09-02 | Add | 1,008,595 | 497,738 | +97.4% | $142.4M | 0.02% |
| 2026 Q1 | 2026-05-15 | Add | 510,857 | 270,804 | +112.8% | $71.7M | 0.01% |
| 2025 Q4 | 2026-02-17 | Add | 240,053 | 63,839 | +36.2% | $54.0M | 0.01% |
| 2025 Q3 | 2025-11-14 | Reduce | 176,214 | -1,023,480 | -85.3% | $52.8M | 0.01% |
| 2025 Q2 | 2025-08-14 | Add | 1,199,694 | 1,090,875 | +1002.5% | $376.6M | 0.07% |
| 2025 Q1 | 2025-05-15 | Reduce | 108,819 | -48,051 | -30.6% | $21.6M | 0.00% |
| 2024 Q4 | 2025-02-14 | Reduce | 156,870 | -306,883 | -66.2% | $28.3M | 0.01% |
| 2024 Q3 | 2024-11-14 | Reduce | 463,753 | -179,682 | -27.9% | $79.3M | 0.01% |
| 2024 Q2 | 2024-08-14 | Add | 643,435 | 541,466 | +531.0% | $123.7M | 0.03% |
| 2024 Q1 | 2024-05-15 | Reduce | 101,969 | -307,356 | -75.1% | $19.6M | 0.00% |
| 2023 Q4 | 2024-02-14 | Add | 409,325 | 189,953 | +86.6% | $90.7M | 0.02% |
| 2023 Q3 | 2023-11-14 | Add | 219,372 | 123,191 | +128.1% | $34.1M | 0.01% |
| 2023 Q2 | 2023-08-14 | Add | 96,181 | 70,629 | +276.4% | $14.1M | 0.00% |
| 2023 Q1 | 2023-05-15 | Add | 25,552 | 11,535 | +82.3% | $3.0M | 0.00% |
| 2022 Q4 | 2023-02-14 | Reduce | 14,017 | -495,180 | -97.2% | $1.6M | — |
| 2022 Q3 | 2022-11-14 | Add | 509,197 | 221,903 | +77.2% | $83.7M | 0.02% |
| 2022 Q2 | 2022-08-15 | Add | 287,294 | 19,374 | +7.2% | $43.0M | 0.01% |
| 2022 Q1 | 2022-05-16 | New | 267,920 | 267,920 | — | $64.6M | 0.01% |
| 2021 Q3 | 2022-03-11 | Sold out | — | -311,985 | -100.0% | — | — |
| 2021 Q4 | 2022-02-14 | Add | 311,985 | 67,144 | +27.4% | $100.3M | 0.02% |
| 2021 Q2 | 2021-08-16 | Reduce | 244,841 | -59,417 | -19.5% | $52.9M | 0.01% |
| 2021 Q1 | 2021-05-21 | Add | 304,258 | 34,218 | +12.7% | $52.2M | 0.01% |
| 2020 Q4 | 2021-02-16 | Reduce | 270,040 | -474,647 | -63.7% | $53.9M | 0.01% |
| 2020 Q3 | 2020-11-16 | Add | 744,687 | 101,916 | +15.9% | $104.8M | 0.03% |
| 2020 Q2 | 2020-08-14 | Add | 642,771 | 505,385 | +367.9% | $70.4M | 0.03% |
| 2020 Q1 | 2020-05-15 | Reduce | 137,386 | -88,876 | -39.3% | $8.4M | 0.00% |
| 2019 Q4 | 2020-02-14 | New | 226,262 | 226,262 | — | $10.5M | 0.01% |
| 2019 Q2 | 2020-02-14 | — | — | — | — | — | — |
| 2018 Q4 | 2019-11-14 | Sold out | — | -335,790 | -100.0% | — | — |
| 2019 Q3 | 2019-11-14 | New | 335,790 | 335,790 | — | $15.9M | 0.01% |
| 2018 Q2 | 2019-08-14 | — | — | — | — | — | — |
| 2018 Q3 | 2019-05-15 | Sold out | — | -110,650 | -100.0% | — | — |
| 2019 Q1 | 2019-05-15 | New | 110,650 | 110,650 | — | $7.8M | 0.00% |
| 2018 Q1 | 2019-02-14 | — | — | — | — | — | — |
| 2017 Q4 | 2018-02-09 | — | — | — | — | — | — |
| 2017 Q3 | 2017-11-09 | — | — | — | — | — | — |
| 2017 Q2 | 2017-08-11 | — | — | — | — | — | — |
| 2017 Q1 | 2017-05-12 | — | — | — | — | — | — |
| 2016 Q4 | 2017-02-10 | — | — | — | — | — | — |
| 2015 Q4 | 2017-01-31 | — | — | — | — | — | — |
Share counts are split-adjusted. Time held counts consecutive quarters ending with the latest filing; more than ten years shows as ">10 Years".
13F data shows quarter-end positions, is delayed by up to 45 days and covers only long positions in US-listed securities; short positions, most derivatives and non-US assets are not reported.