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Disclosery

Columbia Asset Management: T position timeline

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

Columbia Asset Management held 92,647 T 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 92,647 shares
    Change vs previous 13F -4,735 shares

    0.33% of the 13F portfolio, value $1,917,803.

    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 97,382 shares
    Change vs previous 13F +937 shares

    0.54% of the 13F portfolio, value $2,823,101.

    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 96,445 shares
    Change vs previous 13F -3,165 shares

    0.43% of the 13F portfolio, value $2,395,704.

    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 99,610 shares
    Change vs previous 13F -16,606 shares

    0.53% of the 13F portfolio, value $2,812,975.

    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 116,216 shares
    Change vs previous 13F -4,926 shares

    0.66% of the 13F portfolio, value $3,363,302.

    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 121,142 shares
    Change vs previous 13F -8,974 shares

    0.7% of the 13F portfolio, value $3,425,902.

    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 130,116 shares
    Change vs previous 13F -1,970 shares

    0.57% of the 13F portfolio, value $2,962,731.

    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 132,086 shares
    Change vs previous 13F not available

    0.51% of the 13F portfolio, value $2,906,000.

    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).