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MATTERN CAPITAL MANAGEMENT, LLC: COP position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of MATTERN CAPITAL MANAGEMENT, LLC on COP, newest first. How the timeline and the estimate are built.

MATTERN CAPITAL MANAGEMENT, LLC held 15,217 COP shares at 2026-06-30 per its 13F-HR filed 2026-07-24.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 15,217 shares
    Change vs previous 13F -1,976 shares

    0.18% of the 13F portfolio, value $1,581,959.

    13F-HR 0001725547-26-000252 filed by MATTERN CAPITAL MANAGEMENT, LLC
    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 17,193 shares
    Change vs previous 13F +476 shares

    0.27% of the 13F portfolio, value $2,269,476.

    13F-HR 0001725547-26-000166 filed by MATTERN CAPITAL MANAGEMENT, LLC
    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 16,717 shares
    Change vs previous 13F +1,214 shares

    0.18% of the 13F portfolio, value $1,564,878.

    13F-HR 0001725547-26-000059 filed by MATTERN CAPITAL MANAGEMENT, LLC
    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 15,503 shares
    Change vs previous 13F +2,968 shares

    0.17% of the 13F portfolio, value $1,466,429.

    13F-HR 0001725547-25-004185 filed by MATTERN CAPITAL MANAGEMENT, LLC
    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 12,535 shares
    Change vs previous 13F +2,702 shares

    0.14% of the 13F portfolio, value $1,124,891.

    13F-HR 0001725547-25-003493 filed by MATTERN CAPITAL MANAGEMENT, LLC
    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 9,833 shares
    Change vs previous 13F +1,714 shares

    0.13% of the 13F portfolio, value $1,032,662.

    13F-HR 0001725547-25-001447 filed by MATTERN CAPITAL MANAGEMENT, LLC
    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 8,119 shares
    Change vs previous 13F +482 shares

    0.1% of the 13F portfolio, value $805,161.

    13F-HR 0001725547-25-000291 filed by MATTERN CAPITAL MANAGEMENT, LLC
    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 7,637 shares
    Change vs previous 13F not available

    0.1% of the 13F portfolio, value $804,023.

    13F-HR 0001725547-24-005983 filed by MATTERN CAPITAL MANAGEMENT, LLC
    Filed (acceptance time not in the bulk data set), ingested

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