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BRIDGEWAY CAPITAL MANAGEMENT, LLC: AMPY position timeline

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

BRIDGEWAY CAPITAL MANAGEMENT, LLC held 531,663 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 531,663 shares
    Change vs previous 13F +104,182 shares

    0.04% of the 13F portfolio, value $2,116,019.

    13F-HR 0001107261-26-000006 filed by BRIDGEWAY 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 427,481 shares
    Change vs previous 13F +23,159 shares

    0.05% of the 13F portfolio, value $2,667,481.

    13F-HR 0001107261-26-000004 filed by BRIDGEWAY 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 404,322 shares
    Change vs previous 13F +26,322 shares

    0.04% of the 13F portfolio, value $1,847,752.

    13F-HR 0001107261-26-000002 filed by BRIDGEWAY 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 378,000 shares
    Change vs previous 13F -351,422 shares

    0.04% of the 13F portfolio, value $1,984,500.

    13F-HR 0001107261-25-000004 filed by BRIDGEWAY 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 729,422 shares
    Change vs previous 13F -609,807 shares

    0.06% of the 13F portfolio, value $2,334,150.

    13F-HR 0001085146-25-005074 filed by BRIDGEWAY 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 1,339,229 shares
    Change vs previous 13F -6,393 shares

    0.13% of the 13F portfolio, value $5,008,716.

    13F-HR 0001085146-25-003239 filed by BRIDGEWAY 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 1,345,622 shares
    Change vs previous 13F +5,916 shares

    0.18% of the 13F portfolio, value $8,073,732.

    13F-HR 0001085146-25-001514 filed by BRIDGEWAY 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 1,339,706 shares
    Change vs previous 13F not available

    0.19% of the 13F portfolio, value $8,748,280.

    13F-HR 0001085146-24-005751 filed by BRIDGEWAY CAPITAL MANAGEMENT, LLC
    Filed (acceptance time not in the bulk data set), ingested

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