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Disclosery

Scientech Research LLC: AMKR position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of Scientech Research LLC on AMKR, newest first. How the timeline and the estimate are built.

Scientech Research LLC held 0 AMKR shares at 2025-12-31 per its 13F-HR filed 2026-02-17.

the latest 13F is the newest step

  1. period ended2025-12-31
    13F 0 shares
    Change vs previous 13F -14,039 shares

    13F-HR 0001214659-26-001982 filed by Scientech Research LLC
    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.

  2. period ended2025-09-30
    13F 14,039 shares
    Change vs previous 13F -8,383 shares

    0.14% of the 13F portfolio, value $398,708.

    13F-HR 0001214659-25-016636 filed by Scientech Research LLC
    Filed (acceptance time not in the bulk data set), ingested

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

  3. period ended2025-06-30
    13F 22,422 shares
    Change vs previous 13F -20,455 shares

    0.12% of the 13F portfolio, value $470,638.

    13F-HR 0001214659-25-012230 filed by Scientech Research LLC
    Filed (acceptance time not in the bulk data set), ingested

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

  4. period ended2025-03-31
    13F 42,877 shares
    Change vs previous 13F +42,877 shares

    0.2% of the 13F portfolio, value $774,359.

    13F-HR 0001214659-25-007836 filed by Scientech Research LLC
    Filed (acceptance time not in the bulk data set), ingested

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

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

    13F-HR 0001214659-24-019144 filed by Scientech Research LLC
    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.