D.E. Shaw & Co — BSX Trade History
Quarter-by-quarter changes in the BOSTON SCIENTIFIC CORP position · CUSIP 101137107
Currently held · 2 YearsFirst seen: 2016 Q3
| Quarter | Filed | Activity | Shares | Δ Shares | Δ % | Value | % Port. |
|---|---|---|---|---|---|---|---|
| 2026 Q2 | 2026-08-14 | Add | 25,457,409 | 1,145,057 | +4.7% | $1.09B | 0.52% |
| 2026 Q1 | 2026-05-15 | Add | 24,312,352 | 13,063,148 | +116.1% | $1.53B | 0.92% |
| 2025 Q4 | 2026-02-17 | Add | 11,249,204 | 2,338,849 | +26.2% | $1.07B | 0.59% |
| 2025 Q3 | 2025-11-14 | Add | 8,910,355 | 2,155,204 | +31.9% | $869.9M | 0.49% |
| 2025 Q2 | 2025-08-14 | Add | 6,755,151 | 2,916,007 | +76.0% | $725.6M | 0.51% |
| 2025 Q1 | 2025-05-15 | Add | 3,839,144 | 3,075,641 | +402.8% | $387.3M | 0.34% |
| 2024 Q4 | 2025-02-14 | Reduce | 763,503 | -992,596 | -56.5% | $68.2M | 0.05% |
| 2024 Q3 | 2024-11-14 | New | 1,756,099 | 1,756,099 | — | $147.2M | 0.13% |
| 2024 Q1 | 2024-11-14 | — | — | — | — | — | — |
| 2023 Q4 | 2024-11-14 | Sold out | — | -818,634 | -100.0% | — | — |
| 2024 Q2 | 2024-08-14 | Reduce | 818,634 | -318,923 | -28.0% | $63.0M | 0.06% |
| 2023 Q3 | 2023-11-14 | Reduce | 1,137,557 | -28,268 | -2.4% | $60.1M | 0.06% |
| 2023 Q2 | 2023-08-14 | Add | 1,165,825 | 694,070 | +147.1% | $63.1M | 0.06% |
| 2023 Q1 | 2023-05-15 | Reduce | 471,755 | -355,371 | -43.0% | $23.6M | 0.03% |
| 2022 Q4 | 2023-02-14 | Reduce | 827,126 | -994,886 | -54.6% | $38.3M | 0.04% |
| 2022 Q3 | 2022-11-14 | Reduce | 1,822,012 | -854,832 | -31.9% | $70.6M | 0.08% |
| 2022 Q2 | 2022-08-15 | Add | 2,676,844 | 2,092,621 | +358.2% | $99.8M | 0.12% |
| 2022 Q1 | 2022-05-16 | Reduce | 584,223 | -872,392 | -59.9% | $25.9M | 0.02% |
| 2021 Q4 | 2022-02-14 | Add | 1,456,615 | 1,138,662 | +358.1% | $61.9M | 0.05% |
| 2021 Q3 | 2021-11-15 | Add | 317,953 | 217,113 | +215.3% | $13.8M | 0.01% |
| 2021 Q2 | 2021-08-16 | Reduce | 100,840 | -1,640,904 | -94.2% | $4.3M | 0.00% |
| 2021 Q1 | 2021-05-17 | Reduce | 1,741,744 | -8,205,986 | -82.5% | $67.3M | 0.07% |
| 2020 Q4 | 2021-02-16 | Add | 9,947,730 | 9,342,156 | +1542.7% | $357.6M | 0.32% |
| 2020 Q3 | 2020-11-16 | Reduce | 605,574 | -2,543,728 | -80.8% | $23.1M | 0.02% |
| 2020 Q2 | 2020-08-14 | Reduce | 3,149,302 | -196,944 | -5.9% | $110.6M | 0.13% |
| 2020 Q1 | 2020-05-15 | Add | 3,346,246 | 3,101,659 | +1268.1% | $109.2M | 0.17% |
| 2019 Q4 | 2020-02-14 | Add | 244,587 | 127,665 | +109.2% | $11.1M | 0.01% |
| 2019 Q3 | 2019-11-14 | Reduce | 116,922 | -305,601 | -72.3% | $4.8M | 0.01% |
| 2019 Q2 | 2019-08-14 | Reduce | 422,523 | -227,153 | -35.0% | $18.2M | 0.02% |
| 2019 Q1 | 2019-05-15 | Add | 649,676 | 524,028 | +417.1% | $24.9M | 0.03% |
| 2018 Q4 | 2019-02-14 | Add | 125,648 | 43,218 | +52.4% | $4.4M | 0.01% |
| 2018 Q3 | 2018-11-14 | Reduce | 82,430 | -822,564 | -90.9% | $3.2M | 0.00% |
| 2018 Q2 | 2018-08-14 | Reduce | 904,994 | -3,492,231 | -79.4% | $29.6M | 0.04% |
| 2018 Q1 | 2018-05-15 | Reduce | 4,397,225 | -1,071,968 | -19.6% | $120.1M | 0.16% |
| 2017 Q4 | 2018-02-14 | Add | 5,469,193 | 4,828,654 | +753.8% | $135.6M | 0.19% |
| 2017 Q3 | 2017-11-14 | Reduce | 640,539 | -280,076 | -30.4% | $18.7M | 0.03% |
| 2017 Q2 | 2017-08-14 | Reduce | 920,615 | -88,662 | -8.8% | $25.5M | 0.04% |
| 2017 Q1 | 2017-05-15 | Reduce | 1,009,277 | -1,498,460 | -59.8% | $25.1M | 0.04% |
| 2016 Q4 | 2017-02-14 | Add | 2,507,737 | 1,801,037 | +254.9% | $54.2M | 0.09% |
| 2016 Q3 | 2016-11-14 | New | 706,700 | 706,700 | — | $16.8M | 0.03% |
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.