Citadel Advisors (Ken Griffin) — SNPS Trade History
Quarter-by-quarter changes in the SYNOPSYS INC position · CUSIP 871607107
Currently held · 2 YearsFirst seen: 2015 Q4
| Quarter | Filed | Activity | Shares | Δ Shares | Δ % | Value | % Port. |
|---|---|---|---|---|---|---|---|
| 2026 Q2 | 2026-09-02 | Add | 453,593 | 253,297 | +126.5% | $202.3M | 0.02% |
| 2026 Q1 | 2026-05-15 | Reduce | 200,296 | -467,790 | -70.0% | $79.4M | 0.01% |
| 2025 Q4 | 2026-02-17 | Add | 668,086 | 541,322 | +427.0% | $313.8M | 0.05% |
| 2025 Q3 | 2025-11-14 | Reduce | 126,764 | -12,413 | -8.9% | $62.5M | 0.01% |
| 2025 Q2 | 2025-08-14 | Add | 139,177 | 126,620 | +1008.4% | $71.4M | 0.01% |
| 2025 Q1 | 2025-05-15 | Reduce | 12,557 | -106,026 | -89.4% | $5.4M | 0.00% |
| 2024 Q4 | 2025-02-14 | Add | 118,583 | 95,666 | +417.4% | $57.6M | 0.01% |
| 2024 Q3 | 2024-11-14 | New | 22,917 | 22,917 | — | $11.6M | 0.00% |
| 2024 Q2 | 2024-08-14 | Sold out | — | -26,068 | -100.0% | — | — |
| 2024 Q1 | 2024-05-15 | Reduce | 26,068 | -243,333 | -90.3% | $14.9M | 0.00% |
| 2023 Q4 | 2024-02-14 | Add | 269,401 | 269,210 | +140947.6% | $138.7M | 0.03% |
| 2023 Q3 | 2023-11-14 | Reduce | 191 | -172,422 | -99.9% | $87.7K | — |
| 2023 Q2 | 2023-08-14 | Reduce | 172,613 | -173,063 | -50.1% | $75.2M | 0.02% |
| 2023 Q1 | 2023-05-15 | Reduce | 345,676 | -147,846 | -30.0% | $133.5M | 0.03% |
| 2022 Q4 | 2023-02-14 | Reduce | 493,522 | -362,845 | -42.4% | $157.6M | 0.04% |
| 2022 Q3 | 2022-11-14 | Add | 856,367 | 630,165 | +278.6% | $261.6M | 0.06% |
| 2022 Q2 | 2022-08-15 | Add | 226,202 | 185,818 | +460.1% | $68.7M | 0.02% |
| 2022 Q1 | 2022-05-16 | New | 40,384 | 40,384 | — | $13.5M | 0.00% |
| 2021 Q3 | 2022-03-11 | Sold out | — | -246,047 | -100.0% | — | — |
| 2021 Q4 | 2022-02-14 | Add | 246,047 | 90,834 | +58.5% | $90.7M | 0.02% |
| 2021 Q2 | 2021-08-16 | Reduce | 155,213 | -95,707 | -38.1% | $42.8M | 0.01% |
| 2021 Q1 | 2021-05-21 | Reduce | 250,920 | -530,672 | -67.9% | $62.2M | 0.01% |
| 2020 Q4 | 2021-02-16 | Add | 781,592 | 502,849 | +180.4% | $202.6M | 0.05% |
| 2020 Q3 | 2020-11-16 | New | 278,743 | 278,743 | — | $59.6M | 0.02% |
| 2020 Q2 | 2020-08-14 | Sold out | — | -44,220 | -100.0% | — | — |
| 2020 Q1 | 2020-05-15 | Reduce | 44,220 | -419,819 | -90.5% | $5.7M | 0.00% |
| 2019 Q4 | 2020-02-14 | New | 464,039 | 464,039 | — | $64.6M | 0.03% |
| 2019 Q2 | 2020-02-14 | — | — | — | — | — | — |
| 2018 Q4 | 2019-11-14 | Sold out | — | -1,327,811 | -100.0% | — | — |
| 2019 Q3 | 2019-11-14 | New | 1,327,811 | 1,327,811 | — | $182.2M | 0.09% |
| 2018 Q2 | 2019-08-14 | — | — | — | — | — | — |
| 2018 Q3 | 2019-05-15 | Sold out | — | -2,065,996 | -100.0% | — | — |
| 2019 Q1 | 2019-05-15 | New | 2,065,996 | 2,065,996 | — | $237.9M | 0.12% |
| 2018 Q1 | 2019-02-14 | Sold out | — | -382,229 | -100.0% | — | — |
| 2017 Q4 | 2018-02-09 | Add | 382,229 | 19,657 | +5.4% | $32.6M | 0.02% |
| 2017 Q3 | 2017-11-09 | Add | 362,572 | 147,154 | +68.3% | $29.2M | 0.02% |
| 2017 Q2 | 2017-08-11 | Reduce | 215,418 | -9,877 | -4.4% | $15.7M | 0.01% |
| 2017 Q1 | 2017-05-12 | Add | 225,295 | 101,875 | +82.5% | $16.3M | 0.01% |
| 2016 Q4 | 2017-02-10 | Add | 123,420 | 91,691 | +289.0% | $7.3M | 0.01% |
| 2015 Q4 | 2017-01-31 | New | 31,729 | 31,729 | — | $1.4M | 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.