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Disclosery

Sienna Gestion: AEM position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of Sienna Gestion on AEM, newest first. How the timeline and the estimate are built.

Sienna Gestion held 77,400 AEM shares at 2026-06-30 per its 13F-HR filed 2026-08-13.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 77,400 shares
    Change vs previous 13F -5,500 shares

    0.7% of the 13F portfolio, value $12,023,323.

    13F-HR 0000945621-26-001042 filed by Sienna Gestion
    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 82,900 shares
    Change vs previous 13F -1,500 shares

    1.04% of the 13F portfolio, value $16,008,742.

    13F-HR 0000945621-26-000712 filed by Sienna Gestion
    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 84,400 shares
    Change vs previous 13F 0 shares

    0.86% of the 13F portfolio, value $14,442,244.

    13F-HR 0000945621-26-000314 filed by Sienna Gestion
    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 84,400 shares
    Change vs previous 13F -11,000 shares

    0.91% of the 13F portfolio, value $12,963,431.

    13F-HR 0000945621-25-001073 filed by Sienna Gestion
    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 95,400 shares
    Change vs previous 13F +8,900 shares

    0.71% of the 13F portfolio, value $10,356,877.

    13F-HR 0000945621-25-000651 filed by Sienna Gestion
    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 86,500 shares
    Change vs previous 13F -5,300 shares

    0.74% of the 13F portfolio, value $9,108,204.

    13F-HR 0000945621-25-000460 filed by Sienna Gestion
    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 91,800 shares
    Change vs previous 13F +86,300 shares

    0.48% of the 13F portfolio, value $7,178,532.

    13F-HR 0000945621-25-000148 filed by Sienna Gestion
    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 5,500 shares
    Change vs previous 13F not available

    0.03% of the 13F portfolio, value $442,480.

    13F-HR 0000945621-24-000939 filed by Sienna Gestion
    Filed (acceptance time not in the bulk data set), ingested

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