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NORTHSTAR ASSET MANAGEMENT Co: COST position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of NORTHSTAR ASSET MANAGEMENT Co on COST, newest first. How the timeline and the estimate are built.

NORTHSTAR ASSET MANAGEMENT Co held 2,688 COST shares at 2026-06-30 per its 13F-HR filed 2026-07-27.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 2,688 shares
    Change vs previous 13F -22 shares

    0.47% of the 13F portfolio, value $2,513,361.

    13F-HR 0001132708-26-000003 filed by NORTHSTAR ASSET MANAGEMENT Co
    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 2,710 shares
    Change vs previous 13F +15 shares

    0.61% of the 13F portfolio, value $2,700,325.

    13F-HR 0001132708-26-000002 filed by NORTHSTAR ASSET MANAGEMENT Co
    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 2,695 shares
    Change vs previous 13F -15 shares

    0.49% of the 13F portfolio, value $2,324,006.

    13F-HR 0001132708-26-000001 filed by NORTHSTAR ASSET MANAGEMENT Co
    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 2,710 shares
    Change vs previous 13F -10 shares

    0.54% of the 13F portfolio, value $2,508,457.

    13F-HR 0001132708-25-000008 filed by NORTHSTAR ASSET MANAGEMENT Co
    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 2,720 shares
    Change vs previous 13F +10 shares

    0.62% of the 13F portfolio, value $2,692,637.

    13F-HR 0001132708-25-000007 filed by NORTHSTAR ASSET MANAGEMENT Co
    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 2,710 shares
    Change vs previous 13F +10 shares

    0.62% of the 13F portfolio, value $2,563,064.

    13F-HR 0001132708-25-000002 filed by NORTHSTAR ASSET MANAGEMENT Co
    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 2,700 shares
    Change vs previous 13F +50 shares

    0.57% of the 13F portfolio, value $2,473,929.

    13F-HR 0001132708-25-000001 filed by NORTHSTAR ASSET MANAGEMENT Co
    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 2,650 shares
    Change vs previous 13F not available

    0.54% of the 13F portfolio, value $2,349,278.

    13F-HR 0001132708-24-000006 filed by NORTHSTAR ASSET MANAGEMENT Co
    Filed (acceptance time not in the bulk data set), ingested

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