Citadel Advisors (Ken Griffin) — INSM Trade History
Quarter-by-quarter changes in the INSMED INC position · CUSIP 457669307
Currently held · 4.5 YearsFirst seen: 2015 Q4
| Quarter | Filed | Activity | Shares | Δ Shares | Δ % | Value | % Port. |
|---|---|---|---|---|---|---|---|
| 2026 Q2 | 2026-09-02 | Add | 2,556,973 | 374,402 | +17.2% | $272.6M | 0.03% |
| 2026 Q1 | 2026-05-15 | Add | 2,182,571 | 1,025,276 | +88.6% | $356.9M | 0.06% |
| 2025 Q4 | 2026-02-17 | Reduce | 1,157,295 | -900,346 | -43.8% | $201.4M | 0.03% |
| 2025 Q3 | 2025-11-14 | Add | 2,057,641 | 524,364 | +34.2% | $296.3M | 0.04% |
| 2025 Q2 | 2025-08-14 | Add | 1,533,277 | 1,158,462 | +309.1% | $154.3M | 0.03% |
| 2025 Q1 | 2025-05-15 | Add | 374,815 | 51,080 | +15.8% | $28.6M | 0.01% |
| 2024 Q4 | 2025-02-14 | Reduce | 323,735 | -12,827 | -3.8% | $22.4M | 0.00% |
| 2024 Q3 | 2024-11-14 | Reduce | 336,562 | -463,184 | -57.9% | $24.6M | 0.01% |
| 2024 Q2 | 2024-08-14 | Reduce | 799,746 | -127,817 | -13.8% | $53.6M | 0.01% |
| 2024 Q1 | 2024-05-15 | Reduce | 927,563 | -118,651 | -11.3% | $25.2M | 0.01% |
| 2023 Q4 | 2024-02-14 | Add | 1,046,214 | 466,832 | +80.6% | $32.4M | 0.01% |
| 2023 Q3 | 2023-11-14 | Add | 579,382 | 199,090 | +52.4% | $14.6M | 0.00% |
| 2023 Q2 | 2023-08-14 | Reduce | 380,292 | -631,910 | -62.4% | $8.0M | 0.00% |
| 2023 Q1 | 2023-05-15 | Add | 1,012,202 | 486,609 | +92.6% | $17.3M | 0.00% |
| 2022 Q4 | 2023-02-14 | Add | 525,593 | 157,778 | +42.9% | $10.5M | 0.00% |
| 2022 Q3 | 2022-11-14 | Add | 367,815 | 105,015 | +40.0% | $7.9M | 0.00% |
| 2022 Q2 | 2022-08-15 | Add | 262,800 | 108,512 | +70.3% | $5.2M | 0.00% |
| 2022 Q1 | 2022-05-16 | New | 154,288 | 154,288 | — | $3.6M | 0.00% |
| 2021 Q3 | 2022-03-11 | Sold out | — | -11,381 | -100.0% | — | — |
| 2021 Q4 | 2022-02-14 | Reduce | 11,381 | -679,383 | -98.4% | $310.0K | — |
| 2021 Q2 | 2021-08-16 | Add | 690,764 | 440,661 | +176.2% | $19.7M | 0.00% |
| 2021 Q1 | 2021-05-21 | Reduce | 250,103 | -933,496 | -78.9% | $8.5M | 0.00% |
| 2020 Q4 | 2021-02-16 | Reduce | 1,183,599 | -896,175 | -43.1% | $39.4M | 0.01% |
| 2020 Q3 | 2020-11-16 | Reduce | 2,079,774 | -214,536 | -9.4% | $66.8M | 0.02% |
| 2020 Q2 | 2020-08-14 | Reduce | 2,294,310 | -884,031 | -27.8% | $63.2M | 0.02% |
| 2020 Q1 | 2020-05-15 | Add | 3,178,341 | 552,566 | +21.0% | $50.9M | 0.02% |
| 2019 Q4 | 2020-02-14 | New | 2,625,775 | 2,625,775 | — | $62.7M | 0.03% |
| 2019 Q2 | 2020-02-14 | — | — | — | — | — | — |
| 2018 Q4 | 2019-11-14 | Sold out | — | -3,063,022 | -100.0% | — | — |
| 2019 Q3 | 2019-11-14 | New | 3,063,022 | 3,063,022 | — | $54.0M | 0.03% |
| 2018 Q2 | 2019-08-14 | — | — | — | — | — | — |
| 2018 Q3 | 2019-05-15 | Sold out | — | -1,145,758 | -100.0% | — | — |
| 2019 Q1 | 2019-05-15 | New | 1,145,758 | 1,145,758 | — | $33.3M | 0.02% |
| 2018 Q1 | 2019-02-14 | — | — | — | — | — | — |
| 2017 Q4 | 2018-02-09 | Sold out | — | -406,687 | -100.0% | — | — |
| 2017 Q3 | 2017-11-09 | Reduce | 406,687 | -246,046 | -37.7% | $12.7M | 0.01% |
| 2017 Q2 | 2017-08-11 | Add | 652,733 | 269,249 | +70.2% | $11.2M | 0.01% |
| 2017 Q1 | 2017-05-12 | Add | 383,484 | 358,316 | +1423.7% | $6.7M | 0.01% |
| 2016 Q4 | 2017-02-10 | Reduce | 25,168 | -191,808 | -88.4% | $333.0K | — |
| 2015 Q4 | 2017-01-31 | New | 216,976 | 216,976 | — | $3.9M | 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.