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ESSEX INVESTMENT MANAGEMENT CO LLC: AGX position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of ESSEX INVESTMENT MANAGEMENT CO LLC on AGX, newest first. How the timeline and the estimate are built.

ESSEX INVESTMENT MANAGEMENT CO LLC held 15,467 AGX shares at 2026-06-30 per its 13F-HR filed 2026-08-06.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 15,467 shares
    Change vs previous 13F -631 shares

    1.62% of the 13F portfolio, value $12,351,173.

    13F-HR 0000201772-26-000005 filed by ESSEX INVESTMENT MANAGEMENT CO LLC
    Filed (acceptance time not in the bulk data set), ingested

    Acceptance time not in the bulk data set (spec §4.2).

  2. period ended2026-03-31
    13F 16,098 shares
    Change vs previous 13F -11,530 shares

    1.39% of the 13F portfolio, value $8,767,776.

    13F-HR 0000201772-26-000004 filed by ESSEX INVESTMENT MANAGEMENT CO LLC
    Filed (acceptance time not in the bulk data set), ingested

    Acceptance time not in the bulk data set (spec §4.2).

  3. period ended2025-12-31
    13F 27,628 shares
    Change vs previous 13F -670 shares

    1.32% of the 13F portfolio, value $8,656,405.

    13F-HR 0000201772-26-000001 filed by ESSEX INVESTMENT MANAGEMENT CO LLC
    Filed (acceptance time not in the bulk data set), ingested

    Acceptance time not in the bulk data set (spec §4.2).

  4. period ended2025-09-30
    13F 28,298 shares
    Change vs previous 13F +980 shares

    1.17% of the 13F portfolio, value $7,641,875.

    13F-HR 0000201772-25-000008 filed by ESSEX INVESTMENT MANAGEMENT CO LLC
    Filed (acceptance time not in the bulk data set), ingested

    Acceptance time not in the bulk data set (spec §4.2).

  5. period ended2025-06-30
    13F 27,318 shares
    Change vs previous 13F -8,892 shares

    1.1% of the 13F portfolio, value $6,023,073.

    13F-HR 0000201772-25-000006 filed by ESSEX INVESTMENT MANAGEMENT CO LLC
    Filed (acceptance time not in the bulk data set), ingested

    Acceptance time not in the bulk data set (spec §4.2).

  6. period ended2025-03-31
    13F 36,210 shares
    Change vs previous 13F -280 shares

    0.99% of the 13F portfolio, value $4,749,666.

    13F-HR 0000201772-25-000005 filed by ESSEX INVESTMENT MANAGEMENT CO LLC
    Filed (acceptance time not in the bulk data set), ingested

    Acceptance time not in the bulk data set (spec §4.2).

  7. period ended2024-12-31
    13F 36,490 shares
    Change vs previous 13F -13,088 shares

    0.9% of the 13F portfolio, value $5,000,590.

    13F-HR 0000201772-25-000001 filed by ESSEX INVESTMENT MANAGEMENT CO LLC
    Filed (acceptance time not in the bulk data set), ingested

    Acceptance time not in the bulk data set (spec §4.2).

  8. period ended2024-09-30
    13F 49,578 shares
    Change vs previous 13F not available

    0.88% of the 13F portfolio, value $5,028,697.

    13F-HR 0000201772-24-000006 filed by ESSEX INVESTMENT MANAGEMENT CO LLC
    Filed (acceptance time not in the bulk data set), ingested

    Acceptance time not in the bulk data set (spec §4.2).