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Disclosery

Guinness Asset Management LTD: ACM position timeline

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

Guinness Asset Management LTD held 119,464 ACM 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 119,464 shares
    Change vs previous 13F -3,130 shares

    0.14% of the 13F portfolio, value $8,338,587.

    13F-HR 0001409661-26-000006 filed by Guinness Asset Management 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 122,594 shares
    Change vs previous 13F +122,421 shares

    0.18% of the 13F portfolio, value $10,398,423.

    13F-HR 0001409661-26-000004 filed by Guinness Asset Management 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 173 shares
    Change vs previous 13F not available

    <0.01% of the 13F portfolio, value $16,828.

    13F-HR 0001409661-26-000002 filed by Guinness Asset Management LTD
    Filed (acceptance time not in the bulk data set), ingested

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