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GF FUND MANAGEMENT CO. LTD.: AMPH position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of GF FUND MANAGEMENT CO. LTD. on AMPH, newest first. How the timeline and the estimate are built.

GF FUND MANAGEMENT CO. LTD. held 963 AMPH shares at 2026-06-30 per its 13F-HR filed 2026-08-07.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 963 shares
    Change vs previous 13F -61 shares

    <0.01% of the 13F portfolio, value $19,433.

    13F-HR 0002057060-26-000006 filed by GF FUND MANAGEMENT CO. LTD.
    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 1,024 shares
    Change vs previous 13F +122 shares

    <0.01% of the 13F portfolio, value $20,060.

    13F-HR 0002057060-26-000003 filed by GF FUND MANAGEMENT CO. LTD.
    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 902 shares
    Change vs previous 13F -98 shares

    <0.01% of the 13F portfolio, value $24,156.

    13F-HR 0002057060-26-000001 filed by GF FUND MANAGEMENT CO. LTD.
    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 1,000 shares
    Change vs previous 13F -230 shares

    <0.01% of the 13F portfolio, value $26,650.

    13F-HR 0002057060-25-000010 filed by GF FUND MANAGEMENT CO. LTD.
    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 1,230 shares
    Change vs previous 13F 0 shares

    <0.01% of the 13F portfolio, value $28,241.

    13F-HR 0002057060-25-000004 filed by GF FUND MANAGEMENT CO. LTD.
    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 1,230 shares
    Change vs previous 13F +220 shares

    <0.01% of the 13F portfolio, value $35,658.

    13F-HR 0002057060-25-000003 filed by GF FUND MANAGEMENT CO. LTD.
    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 1,010 shares
    Change vs previous 13F not available

    <0.01% of the 13F portfolio, value $37,501.

    13F-HR 0002057060-25-000001 filed by GF FUND MANAGEMENT CO. LTD.
    Filed (acceptance time not in the bulk data set), ingested

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