Citadel Advisors (Ken Griffin) — TER Trade History
Quarter-by-quarter changes in the TERADYNE INC position · CUSIP 880770102
Currently held · 4.5 YearsFirst seen: 2015 Q4
| Quarter | Filed | Activity | Shares | Δ Shares | Δ % | Value | % Port. |
|---|---|---|---|---|---|---|---|
| 2026 Q2 | 2026-09-02 | Reduce | 67,515 | -283,820 | -80.8% | $32.7M | 0.00% |
| 2026 Q1 | 2026-05-15 | Reduce | 351,335 | -1,424,440 | -80.2% | $104.2M | 0.02% |
| 2025 Q4 | 2026-02-17 | Add | 1,775,775 | 295,560 | +20.0% | $343.7M | 0.05% |
| 2025 Q3 | 2025-11-14 | Add | 1,480,215 | 404,649 | +37.6% | $203.7M | 0.03% |
| 2025 Q2 | 2025-08-14 | Add | 1,075,566 | 618,127 | +135.1% | $96.7M | 0.02% |
| 2025 Q1 | 2025-05-15 | Reduce | 457,439 | -528,722 | -53.6% | $37.8M | 0.01% |
| 2024 Q4 | 2025-02-14 | Add | 986,161 | 971,567 | +6657.3% | $124.2M | 0.02% |
| 2024 Q3 | 2024-11-14 | Reduce | 14,594 | -906,213 | -98.4% | $2.0M | — |
| 2024 Q2 | 2024-08-14 | Add | 920,807 | 38,114 | +4.3% | $136.5M | 0.03% |
| 2024 Q1 | 2024-05-15 | Add | 882,693 | 305,777 | +53.0% | $99.6M | 0.02% |
| 2023 Q4 | 2024-02-14 | Add | 576,916 | 48,281 | +9.1% | $62.6M | 0.01% |
| 2023 Q3 | 2023-11-14 | Reduce | 528,635 | -27,803 | -5.0% | $53.1M | 0.01% |
| 2023 Q2 | 2023-08-14 | Add | 556,438 | 491,102 | +751.7% | $61.9M | 0.01% |
| 2023 Q1 | 2023-05-15 | Reduce | 65,336 | -92,965 | -58.7% | $7.0M | 0.00% |
| 2022 Q4 | 2023-02-14 | Add | 158,301 | 59,975 | +61.0% | $13.8M | 0.00% |
| 2022 Q3 | 2022-11-14 | Reduce | 98,326 | -20,167 | -17.0% | $7.4M | 0.00% |
| 2022 Q2 | 2022-08-15 | Reduce | 118,493 | -10,089 | -7.8% | $10.6M | 0.00% |
| 2022 Q1 | 2022-05-16 | New | 128,582 | 128,582 | — | $15.2M | 0.00% |
| 2021 Q3 | 2022-03-11 | Sold out | — | -247,464 | -100.0% | — | — |
| 2021 Q4 | 2022-02-14 | Reduce | 247,464 | -184,626 | -42.7% | $40.5M | 0.01% |
| 2021 Q2 | 2021-08-16 | Add | 432,090 | 321,963 | +292.4% | $57.9M | 0.01% |
| 2021 Q1 | 2021-05-21 | Reduce | 110,127 | -156,928 | -58.8% | $13.4M | 0.00% |
| 2020 Q4 | 2021-02-16 | Reduce | 267,055 | -1,071,284 | -80.0% | $32.0M | 0.01% |
| 2020 Q3 | 2020-11-16 | Add | 1,338,339 | 1,159,180 | +647.0% | $106.3M | 0.03% |
| 2020 Q2 | 2020-08-14 | Reduce | 179,159 | -51,857 | -22.4% | $15.1M | 0.01% |
| 2020 Q1 | 2020-05-15 | Add | 231,016 | 227,253 | +6039.1% | $12.5M | 0.01% |
| 2019 Q4 | 2020-02-14 | New | 3,763 | 3,763 | — | $257.0K | — |
| 2019 Q2 | 2020-02-14 | — | — | — | — | — | — |
| 2018 Q4 | 2019-11-14 | Sold out | — | -946,915 | -100.0% | — | — |
| 2019 Q3 | 2019-11-14 | New | 946,915 | 946,915 | — | $54.8M | 0.03% |
| 2018 Q2 | 2019-08-14 | — | — | — | — | — | — |
| 2018 Q3 | 2019-05-15 | Sold out | — | -1,225,583 | -100.0% | — | — |
| 2019 Q1 | 2019-05-15 | New | 1,225,583 | 1,225,583 | — | $48.8M | 0.02% |
| 2018 Q1 | 2019-02-14 | Sold out | — | -30,112 | -100.0% | — | — |
| 2017 Q4 | 2018-02-09 | Reduce | 30,112 | -508,688 | -94.4% | $1.3M | 0.00% |
| 2017 Q3 | 2017-11-09 | Add | 538,800 | 215,497 | +66.7% | $20.1M | 0.01% |
| 2017 Q2 | 2017-08-11 | Add | 323,303 | 101,377 | +45.7% | $9.7M | 0.01% |
| 2017 Q1 | 2017-05-12 | Add | 221,926 | 197,329 | +802.2% | $6.9M | 0.01% |
| 2016 Q4 | 2017-02-10 | Reduce | 24,597 | -554,240 | -95.8% | $625.0K | 0.00% |
| 2015 Q4 | 2017-01-31 | New | 578,837 | 578,837 | — | $12.0M | 0.01% |
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.