Managers / Q1 2023 · view latest →
ESSEX INVESTMENT MANAGEMENT CO LLC
CIK 0000201772 · 125 HIGH STREET, SUITE 1803, BOSTON, MA, 02110 · 6174824870
Reported Value
$688M
Q1 2023
Positions
386
Filings on Record
31
2019–present window
Filed
May 4, 2023
original filing
Summary
Essex Investment Management Co Llc reported $688M in U.S.-listed holdings across 386 positions for Q1 2023.
Its largest position, AAPL, represents 2.2% of the portfolio.
Compared with Q4 2022, the fund opened 40 new positions and exited 49.
Reported Value by Quarter
13F Reported Value
Portfolio Composition
By security type
Composition data arrives with ticker enrichment.
Quarter-over-Quarter Changes full breakdown →
Holdings — Q1 2023
Filing History
| Quarter | Reported Value | Positions | Filed | Type | Links |
|---|---|---|---|---|---|
| Q1 2026 | $632M | 305 | May 11, 2026 | 13F-HR | changes · EDGAR ↗ |
| Q4 2025 | $656M | 306 | Feb 13, 2026 | 13F-HR | changes · EDGAR ↗ |
| Q3 2025 | $653M | 299 | Nov 6, 2025 | 13F-HR | changes · EDGAR ↗ |
| Q2 2025 | $550M | 298 | Aug 12, 2025 | 13F-HR | changes · EDGAR ↗ |
| Q1 2025 | $479M | 303 | May 7, 2025 | 13F-HR | changes · EDGAR ↗ |
| Q4 2024 | $556M | 307 | Feb 7, 2025 | 13F-HR | changes · EDGAR ↗ |
| Q3 2024 | $574M | 302 | Oct 10, 2024 | 13F-HR | changes · EDGAR ↗ |
| Q2 2024 | $535M | 302 | Aug 12, 2024 | 13F-HR | changes · EDGAR ↗ |
| Q1 2024 | $507M | 306 | May 3, 2024 | 13F-HR | changes · EDGAR ↗ |
| Q4 2023 | $508M | 315 | Feb 8, 2024 | 13F-HR | changes · EDGAR ↗ |
| Q3 2023 | $613M | 356 | Nov 9, 2023 | 13F-HR | changes · EDGAR ↗ |
| Q2 2023 | $716M | 369 | Aug 14, 2023 | 13F-HR | changes · EDGAR ↗ |
| Q1 2023 | $688M | 386 | May 4, 2023 | 13F-HR | changes · EDGAR ↗ |
| Q4 2022 | $642M | 395 | Feb 3, 2023 | 13F-HR | changes · EDGAR ↗ |
| Q3 2022 | $627M | 411 | Nov 14, 2022 | 13F-HR | changes · EDGAR ↗ |
| Q2 2022 | $619M | 423 | Aug 12, 2022 | 13F-HR | changes · EDGAR ↗ |
| Q1 2022 | $802M | 391 | May 9, 2022 | 13F-HR | changes · EDGAR ↗ |
| Q4 2021 | $873M | 405 | Feb 10, 2022 | 13F-HR | changes · EDGAR ↗ |
| Q3 2021 | $815M | 419 | Nov 9, 2021 | 13F-HR | changes · EDGAR ↗ |
| Q2 2021 | $860M | 419 | Aug 12, 2021 | 13F-HR | changes · EDGAR ↗ |
| Q1 2021 | $820M | 445 | May 12, 2021 | 13F-HR | changes · EDGAR ↗ |
| Q4 2020 | $806M | 481 | Feb 12, 2021 | 13F-HR | changes · EDGAR ↗ |
| Q3 2020 | $699M | 480 | Nov 12, 2020 | 13F-HR | changes · EDGAR ↗ |
| Q2 2020 | $610M | 423 | Aug 4, 2020 | 13F-HR | changes · EDGAR ↗ |
| Q1 2020 | $494M | 393 | May 4, 2020 | 13F-HR | changes · EDGAR ↗ |
| Q4 2019 | $813M | 475 | Feb 10, 2020 | 13F-HR | changes · EDGAR ↗ |
| Q3 2019 | $693M | 468 | Oct 22, 2019 | 13F-HR | changes · EDGAR ↗ |
| Q2 2019 | $729M | 477 | Aug 15, 2019 | 13F-HR | changes · EDGAR ↗ |
| Q1 2019 | $677M | 481 | May 15, 2019 | 13F-HR | changes · EDGAR ↗ |
| Q4 2018REVEALED | $1.3B | 951 | Feb 6, 2019 | 13F-HR | changes · EDGAR ↗ |
13F filings are due up to 45 days after quarter end, so holdings shown here lag the fund’s current book. Source: original SEC filing on EDGAR ↗.