ARK Investment Management (Cathie Wood) — MASS Trade History
Quarter-by-quarter changes in the 908 Devices Inc position · CUSIP 65443P102
Currently held · 5.8 YearsFirst seen: 2020 Q4
| Quarter | Filed | Activity | Shares | Δ Shares | Δ % | Value | % Port. |
|---|---|---|---|---|---|---|---|
| 2026 Q2 | 2026-08-14 | Add | 2,027,920 | 81,235 | +4.2% | $17.6M | 0.12% |
| 2026 Q1 | 2026-05-12 | Reduce | 1,946,685 | -39,301 | -2.0% | $11.9M | 0.09% |
| 2025 Q4 | 2026-02-11 | Add | 1,985,986 | 32,214 | +1.6% | $10.4M | 0.07% |
| 2025 Q3 | 2025-11-12 | Reduce | 1,953,772 | -694,506 | -26.2% | $17.1M | 0.10% |
| 2025 Q2 | 2025-07-30 | Reduce | 2,648,278 | -251,069 | -8.7% | $18.9M | 0.14% |
| 2025 Q1 | 2025-05-07 | Add | 2,899,347 | 110,781 | +4.0% | $13.0M | 0.13% |
| 2024 Q4 | 2025-02-04 | Reduce | 2,788,566 | -430,983 | -13.4% | $6.1M | 0.05% |
| 2024 Q3 | 2024-10-31 | Reduce | 3,219,549 | -718,082 | -18.2% | $11.2M | 0.10% |
| 2024 Q2 | 2024-07-26 | Reduce | 3,937,631 | -111,307 | -2.7% | $20.3M | 0.18% |
| 2024 Q1 | 2024-04-18 | Reduce | 4,048,938 | -297,641 | -6.8% | $30.6M | 0.21% |
| 2023 Q4 | 2024-01-17 | Add | 4,346,579 | 333,119 | +8.3% | $48.8M | 0.29% |
| 2023 Q3 | 2023-10-18 | Add | 4,013,460 | 40,555 | +1.0% | $26.7M | 0.20% |
| 2023 Q2 | 2023-07-10 | Reduce | 3,972,905 | -19,994 | -0.5% | $27.3M | 0.18% |
| 2023 Q1 | 2023-04-17 | Add | 3,992,899 | 303,424 | +8.2% | $34.3M | 0.24% |
| 2022 Q4 | 2023-01-24 | Reduce | 3,689,475 | -85,719 | -2.3% | $28.1M | 0.24% |
| 2022 Q3 | 2022-10-17 | Add | 3,775,194 | 146,974 | +4.1% | $62.1M | 0.43% |
| 2022 Q2 | 2022-07-11 | Add | 3,628,220 | 145,294 | +4.2% | $50.5M | 0.30% |
| 2022 Q1 | 2022-04-19 | Add | 3,482,926 | 486,533 | +16.2% | $66.2M | 0.28% |
| 2021 Q4 | 2022-01-28 | Add | 2,996,393 | 245,516 | +8.9% | $77.5M | 0.23% |
| 2021 Q3 | 2021-11-12 | Add | 2,750,877 | 296,520 | +12.1% | $89.5M | 0.21% |
| 2021 Q2 | 2021-08-05 | Add | 2,454,357 | 1,381,491 | +128.8% | $95.1M | 0.18% |
| 2021 Q1 | 2021-05-13 | Add | 1,072,866 | 635,618 | +145.4% | $52.0M | 0.10% |
| 2020 Q4 | 2021-02-12 | New | 437,248 | 437,248 | — | $24.9M | 0.07% |
| 2020 Q3 | 2020-10-30 | — | — | — | — | — | — |
| 2020 Q2 | 2020-08-11 | — | — | — | — | — | — |
| 2020 Q1 | 2020-05-14 | — | — | — | — | — | — |
| 2019 Q4 | 2020-01-31 | — | — | — | — | — | — |
| 2019 Q3 | 2019-11-12 | — | — | — | — | — | — |
| 2019 Q2 | 2019-07-30 | — | — | — | — | — | — |
| 2019 Q1 | 2019-05-13 | — | — | — | — | — | — |
| 2018 Q4 | 2019-02-11 | — | — | — | — | — | — |
| 2018 Q3 | 2018-11-07 | — | — | — | — | — | — |
| 2018 Q2 | 2018-08-07 | — | — | — | — | — | — |
| 2018 Q1 | 2018-05-14 | — | — | — | — | — | — |
| 2017 Q4 | 2018-02-12 | — | — | — | — | — | — |
| 2017 Q3 | 2017-11-09 | — | — | — | — | — | — |
| 2017 Q2 | 2017-08-11 | — | — | — | — | — | — |
| 2017 Q1 | 2017-05-15 | — | — | — | — | — | — |
| 2016 Q4 | 2017-02-13 | — | — | — | — | — | — |
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.