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PRELUDE CAPITAL MANAGEMENT, LLC: AMPY position timeline

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

PRELUDE CAPITAL MANAGEMENT, LLC held 21,421 AMPY shares at 2026-06-30 per its 13F-HR filed 2026-08-14.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 21,421 shares
    Change vs previous 13F -173 shares

    0.01% of the 13F portfolio, value $85,256.

    13F-HR 0000945621-26-001059 filed by PRELUDE CAPITAL MANAGEMENT, 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 21,594 shares
    Change vs previous 13F +3,167 shares

    0.01% of the 13F portfolio, value $134,747.

    13F-HR 0000945621-26-000717 filed by PRELUDE CAPITAL MANAGEMENT, 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 18,427 shares
    Change vs previous 13F -15,841 shares

    0.01% of the 13F portfolio, value $84,211.

    13F-HR 0000945621-26-000327 filed by PRELUDE CAPITAL MANAGEMENT, 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 34,268 shares
    Change vs previous 13F -38,990 shares

    0.01% of the 13F portfolio, value $179,907.

    13F-HR 0000945621-25-001135 filed by PRELUDE CAPITAL MANAGEMENT, 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 73,258 shares
    Change vs previous 13F +62,251 shares

    0.02% of the 13F portfolio, value $234,426.

    13F-HR 0000945621-25-000769 filed by PRELUDE CAPITAL MANAGEMENT, 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 11,007 shares
    Change vs previous 13F -21,702 shares

    <0.01% of the 13F portfolio, value $41,166.

    13F-HR 0000945621-25-000489 filed by PRELUDE CAPITAL MANAGEMENT, 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 32,709 shares
    Change vs previous 13F -18,431 shares

    0.02% of the 13F portfolio, value $196,254.

    13F-HR 0000945621-25-000189 filed by PRELUDE CAPITAL MANAGEMENT, 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/A 51,140 shares
    Change vs previous 13F not available

    0.03% of the 13F portfolio, value $333,944.

    13F-HR/A 0000945621-24-000950 filed by PRELUDE CAPITAL MANAGEMENT, LLC
    Filed (acceptance time not in the bulk data set), ingested

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