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Disclosery

Columbia Asset Management: MU position timeline

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

Columbia Asset Management held 4,487 MU shares at 2026-06-30 per its 13F-HR filed 2026-07-21.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 4,487 shares
    Change vs previous 13F -1,156 shares

    0.9% of the 13F portfolio, value $5,179,299.

    13F-HR 0002085853-26-000792 filed by Columbia Asset Management
    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 5,643 shares
    Change vs previous 13F +1,768 shares

    0.36% of the 13F portfolio, value $1,906,431.

    13F-HR 0002085853-26-000430 filed by Columbia Asset Management
    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 3,875 shares
    Change vs previous 13F -5 shares

    0.2% of the 13F portfolio, value $1,105,964.

    13F-HR 0002085853-26-000122 filed by Columbia Asset Management
    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 3,880 shares
    Change vs previous 13F -700 shares

    0.12% of the 13F portfolio, value $649,202.

    13F-HR 0002085853-25-000221 filed by Columbia Asset Management
    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 4,580 shares
    Change vs previous 13F -400 shares

    0.11% of the 13F portfolio, value $564,485.

    13F-HR 0001667731-25-000872 filed by Columbia Asset Management
    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 4,980 shares
    Change vs previous 13F +320 shares

    0.09% of the 13F portfolio, value $432,712.

    13F-HR 0001667731-25-000412 filed by Columbia Asset Management
    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 4,660 shares
    Change vs previous 13F -100 shares

    0.07% of the 13F portfolio, value $392,186.

    13F-HR 0001667731-25-000251 filed by Columbia Asset Management
    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 4,760 shares
    Change vs previous 13F not available

    0.09% of the 13F portfolio, value $494,000.

    13F-HR 0001585047-24-000004 filed by Columbia Asset Management
    Filed (acceptance time not in the bulk data set), ingested

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