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Sienna Gestion: MU position timeline

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

Sienna Gestion held 33,732 MU 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 33,732 shares
    Change vs previous 13F -3,579 shares

    2.29% of the 13F portfolio, value $39,063,808.

    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 37,311 shares
    Change vs previous 13F -56,675 shares

    0.79% of the 13F portfolio, value $12,095,168.

    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 93,986 shares
    Change vs previous 13F 0 shares

    1.63% of the 13F portfolio, value $27,366,291.

    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 93,986 shares
    Change vs previous 13F +43,822 shares

    1% of the 13F portfolio, value $14,337,858.

    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 50,164 shares
    Change vs previous 13F 0 shares

    0.39% of the 13F portfolio, value $5,644,742.

    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 50,164 shares
    Change vs previous 13F -3,274 shares

    0.34% of the 13F portfolio, value $4,236,888.

    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 53,438 shares
    Change vs previous 13F not available

    0.3% of the 13F portfolio, value $4,496,691.

    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).