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SUSQUEHANNA INTERNATIONAL GROUP, LLP: AMPH position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of SUSQUEHANNA INTERNATIONAL GROUP, LLP on AMPH, newest first. How the timeline and the estimate are built.

SUSQUEHANNA INTERNATIONAL GROUP, LLP held 50,565 AMPH 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 50,565 shares
    Change vs previous 13F +35,964 shares

    <0.01% of the 13F portfolio, value $1,020,402.

    13F-HR 0001446194-26-000008 filed by SUSQUEHANNA INTERNATIONAL GROUP, LLP
    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 14,601 shares
    Change vs previous 13F -60,501 shares

    <0.01% of the 13F portfolio, value $286,034.

    13F-HR 0001446194-26-000005 filed by SUSQUEHANNA INTERNATIONAL GROUP, LLP
    Filed (acceptance time not in the bulk data set), ingested

    • SUSQUEHANNA INTERNATIONAL GROUP, LLP: 14,601 shares
    • Susquehanna Portfolio Strategies, LLC: 0 shares

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

  3. period ended2025-12-31
    13F 75,102 shares
    Change vs previous 13F +22,970 shares

    <0.01% of the 13F portfolio, value $2,011,232.

    13F-HR 0001996449-26-000001 filed by Susquehanna Portfolio Strategies, LLC
    Filed (acceptance time not in the bulk data set), ingested

    • SUSQUEHANNA FUNDAMENTAL INVESTMENTS, LLC: 0 shares
    • SUSQUEHANNA INTERNATIONAL GROUP, LLP: 8,133 shares
    • Susquehanna Portfolio Strategies, LLC: 66,969 shares

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

  4. period ended2025-09-30
    13F 52,132 shares
    Change vs previous 13F -143,583 shares

    0.02% of the 13F portfolio, value $1,389,318.

    13F-HR 0001996449-25-000007 filed by Susquehanna Portfolio Strategies, LLC
    Filed (acceptance time not in the bulk data set), ingested

    • SUSQUEHANNA FUNDAMENTAL INVESTMENTS, LLC: 12,568 shares
    • SUSQUEHANNA INTERNATIONAL GROUP, LLP: 0 shares
    • Susquehanna Portfolio Strategies, LLC: 39,564 shares

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

  5. period ended2025-06-30
    13F 195,715 shares
    Change vs previous 13F +9,920 shares

    0.01% of the 13F portfolio, value $4,493,616.

    13F-HR 0001446179-25-000006 filed by SUSQUEHANNA FUNDAMENTAL INVESTMENTS, LLC
    Filed (acceptance time not in the bulk data set), ingested

    • SUSQUEHANNA FUNDAMENTAL INVESTMENTS, LLC: 101,553 shares
    • SUSQUEHANNA INTERNATIONAL GROUP, LLP: 54,598 shares
    • Susquehanna Portfolio Strategies, LLC: 39,564 shares

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

  6. period ended2025-03-31
    13F 185,795 shares
    Change vs previous 13F +154,529 shares

    0.01% of the 13F portfolio, value $5,386,197.

    13F-HR 0001446179-25-000004 filed by SUSQUEHANNA FUNDAMENTAL INVESTMENTS, LLC
    Filed (acceptance time not in the bulk data set), ingested

    • SUSQUEHANNA FUNDAMENTAL INVESTMENTS, LLC: 115,086 shares
    • SUSQUEHANNA INTERNATIONAL GROUP, LLP: 70,709 shares

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

  7. period ended2024-12-31
    13F 31,266 shares
    Change vs previous 13F +16,483 shares

    <0.01% of the 13F portfolio, value $1,160,907.

    13F-HR 0001446194-25-000021 filed by SUSQUEHANNA INTERNATIONAL GROUP, LLP
    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 14,783 shares
    Change vs previous 13F not available

    <0.01% of the 13F portfolio, value $717,419.

    13F-HR 0001446194-24-000008 filed by SUSQUEHANNA INTERNATIONAL GROUP, LLP
    Filed (acceptance time not in the bulk data set), ingested

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