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Guinness Atkinson Asset Management Inc: AMAT position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of Guinness Atkinson Asset Management Inc on AMAT, newest first. How the timeline and the estimate are built.

Guinness Atkinson Asset Management Inc held 14,038 AMAT shares at 2026-06-30 per its 13F-HR filed 2026-07-29.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 14,038 shares
    Change vs previous 13F -3,691 shares

    4.55% of the 13F portfolio, value $10,149,474.

    13F-HR 0001409765-26-000007 filed by Guinness Atkinson Asset Management 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 17,729 shares
    Change vs previous 13F -11,111 shares

    3.03% of the 13F portfolio, value $6,059,595.

    13F-HR 0001409765-26-000005 filed by Guinness Atkinson Asset Management Inc
    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/A 28,840 shares
    Change vs previous 13F -1,887 shares

    3.57% of the 13F portfolio, value $7,586,362.

    13F-HR/A 0001409765-26-000003 filed by Guinness Atkinson Asset Management 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 30,727 shares
    Change vs previous 13F -2,587 shares

    2.99% of the 13F portfolio, value $6,297,499.

    13F-HR 0001409765-25-000004 filed by Guinness Atkinson Asset Management Inc
    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 33,314 shares
    Change vs previous 13F -3,132 shares

    3.2% of the 13F portfolio, value $6,098,794.

    13F-HR 0001085146-25-004425 filed by Guinness Atkinson Asset Management 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 36,446 shares
    Change vs previous 13F -1,919 shares

    2.95% of the 13F portfolio, value $5,289,044.

    13F-HR 0001085146-25-002949 filed by Guinness Atkinson Asset Management Inc
    Filed (acceptance time not in the bulk data set), ingested

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

  7. period ended2024-12-31
    13F 38,365 shares
    Change vs previous 13F +2,892 shares

    3.18% of the 13F portfolio, value $6,239,300.

    13F-HR 0001085146-25-000291 filed by Guinness Atkinson Asset Management Inc
    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 35,473 shares
    Change vs previous 13F not available

    3.49% of the 13F portfolio, value $7,167,320.

    13F-HR 0001085146-24-004815 filed by Guinness Atkinson Asset Management Inc
    Filed (acceptance time not in the bulk data set), ingested

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