Citadel Advisors (Ken Griffin) — IT Trade History
Quarter-by-quarter changes in the GARTNER INC position · CUSIP 366651107
Currently held · 1.5 YearsFirst seen: 2015 Q4
| Quarter | Filed | Activity | Shares | Δ Shares | Δ % | Value | % Port. |
|---|---|---|---|---|---|---|---|
| 2026 Q2 | 2026-09-02 | Add | 590,275 | 516,510 | +700.2% | $76.5M | 0.01% |
| 2026 Q1 | 2026-05-15 | Add | 73,765 | 6,162 | +9.1% | $11.7M | 0.00% |
| 2025 Q4 | 2026-02-17 | Add | 67,603 | 51,977 | +332.6% | $17.1M | 0.00% |
| 2025 Q3 | 2025-11-14 | Reduce | 15,626 | -209,639 | -93.1% | $4.1M | 0.00% |
| 2025 Q2 | 2025-08-14 | Add | 225,265 | 175,371 | +351.5% | $91.1M | 0.02% |
| 2025 Q1 | 2025-05-15 | New | 49,894 | 49,894 | — | $20.9M | 0.00% |
| 2024 Q4 | 2025-02-14 | Sold out | — | -11,854 | -100.0% | — | — |
| 2024 Q3 | 2024-11-14 | Reduce | 11,854 | -38,802 | -76.6% | $6.0M | 0.00% |
| 2024 Q2 | 2024-08-14 | Reduce | 50,656 | -114,855 | -69.4% | $22.7M | 0.01% |
| 2024 Q1 | 2024-05-15 | Add | 165,511 | 55,159 | +50.0% | $78.9M | 0.01% |
| 2023 Q4 | 2024-02-14 | Reduce | 110,352 | -451,655 | -80.4% | $49.8M | 0.01% |
| 2023 Q3 | 2023-11-14 | Add | 562,007 | 314,772 | +127.3% | $193.1M | 0.04% |
| 2023 Q2 | 2023-08-14 | Add | 247,235 | 235,719 | +2046.9% | $86.6M | 0.02% |
| 2023 Q1 | 2023-05-15 | Reduce | 11,516 | -443,585 | -97.5% | $3.8M | 0.00% |
| 2022 Q4 | 2023-02-14 | Reduce | 455,101 | -198,838 | -30.4% | $153.0M | 0.04% |
| 2022 Q3 | 2022-11-14 | Add | 653,939 | 23,108 | +3.7% | $180.9M | 0.04% |
| 2022 Q2 | 2022-08-15 | Add | 630,831 | 222,391 | +54.4% | $152.6M | 0.04% |
| 2022 Q1 | 2022-05-16 | New | 408,440 | 408,440 | — | $121.5M | 0.03% |
| 2021 Q3 | 2022-03-11 | Sold out | — | -266,244 | -100.0% | — | — |
| 2021 Q4 | 2022-02-14 | Reduce | 266,244 | -363,161 | -57.7% | $89.0M | 0.02% |
| 2021 Q2 | 2021-08-16 | Add | 629,405 | 503,145 | +398.5% | $152.4M | 0.03% |
| 2021 Q1 | 2021-05-21 | Add | 126,260 | 10,111 | +8.7% | $23.0M | 0.01% |
| 2020 Q4 | 2021-02-16 | Add | 116,149 | 53,087 | +84.2% | $18.6M | 0.01% |
| 2020 Q3 | 2020-11-16 | Add | 63,062 | 22,885 | +57.0% | $7.9M | 0.00% |
| 2020 Q2 | 2020-08-14 | Reduce | 40,177 | -390,804 | -90.7% | $4.9M | 0.00% |
| 2020 Q1 | 2020-05-15 | Add | 430,981 | 364,656 | +549.8% | $42.9M | 0.02% |
| 2019 Q4 | 2020-02-14 | New | 66,325 | 66,325 | — | $10.2M | 0.00% |
| 2019 Q2 | 2020-02-14 | — | — | — | — | — | — |
| 2018 Q4 | 2019-11-14 | Sold out | — | -102,254 | -100.0% | — | — |
| 2019 Q3 | 2019-11-14 | New | 102,254 | 102,254 | — | $14.6M | 0.01% |
| 2018 Q2 | 2019-08-14 | — | — | — | — | — | — |
| 2018 Q3 | 2019-05-15 | Sold out | — | -128,043 | -100.0% | — | — |
| 2019 Q1 | 2019-05-15 | New | 128,043 | 128,043 | — | $19.4M | 0.01% |
| 2018 Q1 | 2019-02-14 | Sold out | — | -308,839 | -100.0% | — | — |
| 2017 Q4 | 2018-02-09 | Add | 308,839 | 273,073 | +763.5% | $38.0M | 0.02% |
| 2017 Q3 | 2017-11-09 | Reduce | 35,766 | -422,036 | -92.2% | $4.5M | 0.00% |
| 2017 Q2 | 2017-08-11 | Reduce | 457,802 | -124,693 | -21.4% | $56.5M | 0.05% |
| 2017 Q1 | 2017-05-12 | Add | 582,495 | 488,205 | +517.8% | $62.9M | 0.06% |
| 2016 Q4 | 2017-02-10 | Add | 94,290 | 85,739 | +1002.7% | $9.5M | 0.01% |
| 2015 Q4 | 2017-01-31 | New | 8,551 | 8,551 | — | $776.0K | 0.00% |
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.