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Disclosery

Jefferies Financial Group Inc.: AMKR position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of Jefferies Financial Group Inc. on AMKR, newest first. How the timeline and the estimate are built.

Jefferies Financial Group Inc. held 156,449 AMKR shares at 2026-06-30 per its 13F-HR filed 2026-08-17.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 156,449 shares
    Change vs previous 13F +156,449 shares

    0.12% of the 13F portfolio, value $13,490,597.

    13F-HR 0001085146-26-000619 filed by Jefferies Financial Group Inc.
    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 0 shares
    Change vs previous 13F -21,313 shares

    13F-HR 0000096223-26-000018 filed by Jefferies Financial Group Inc.
    Filed (acceptance time not in the bulk data set), ingested

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

    Exited: the 13F for this period no longer lists the position.

  3. period ended2025-12-31
    13F 21,313 shares
    Change vs previous 13F +21,313 shares

    0.01% of the 13F portfolio, value $841,437.

    13F-HR 0000096223-26-000010 filed by Jefferies Financial Group Inc.
    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 0 shares
    Change vs previous 13F -199,176 shares

    13F-HR 0000096223-25-000015 filed by Jefferies Financial Group Inc.
    Filed (acceptance time not in the bulk data set), ingested

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

    Exited: the 13F for this period no longer lists the position.

  5. period ended2025-06-30
    13F 199,176 shares
    Change vs previous 13F +172,291 shares

    0.07% of the 13F portfolio, value $4,180,704.

    13F-HR 0001085146-25-004924 filed by Jefferies Financial Group Inc.
    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 26,885 shares
    Change vs previous 13F +26,885 shares

    0.01% of the 13F portfolio, value $485,543.

    13F-HR 0001085146-25-002834 filed by Jefferies Financial Group Inc.
    Filed (acceptance time not in the bulk data set), ingested

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

  7. period ended2024-09-30
    13F 0 shares
    Change vs previous 13F not available

    13F-HR 0001085146-24-005726 filed by Jefferies Financial Group Inc.
    Filed (acceptance time not in the bulk data set), ingested

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

    Exited: the 13F for this period no longer lists the position.