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TCI FUND MANAGEMENT LTD: CNI position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of TCI FUND MANAGEMENT LTD on CNI, newest first. How the timeline and the estimate are built.

TCI FUND MANAGEMENT LTD held 9,433,422 CNI shares at 2026-06-30 per its 13F-HR filed 2026-08-14.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 9,433,422 shares
    Change vs previous 13F -416,512 shares

    2.13% of the 13F portfolio, value $1,124,534,915.

    13F-HR 0001647251-26-000007 filed by TCI FUND MANAGEMENT LTD
    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 9,849,934 shares
    Change vs previous 13F 0 shares

    2.24% of the 13F portfolio, value $1,013,208,255.

    13F-HR 0001647251-26-000004 filed by TCI FUND MANAGEMENT LTD
    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 9,849,934 shares
    Change vs previous 13F -8,917,840 shares

    1.82% of the 13F portfolio, value $974,114,657.

    13F-HR 0001647251-26-000002 filed by TCI FUND MANAGEMENT LTD
    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 18,767,774 shares
    Change vs previous 13F -4,221,292 shares

    3.36% of the 13F portfolio, value $1,769,673,250.

    13F-HR 0001647251-25-000014 filed by TCI FUND MANAGEMENT LTD
    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 22,989,066 shares
    Change vs previous 13F -3,910,012 shares

    4.72% of the 13F portfolio, value $2,394,409,913.

    13F-HR 0001647251-25-000009 filed by TCI FUND MANAGEMENT LTD
    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 26,899,078 shares
    Change vs previous 13F -2,794,686 shares

    6.04% of the 13F portfolio, value $2,619,619,831.

    13F-HR 0001647251-25-000005 filed by TCI FUND MANAGEMENT LTD
    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 29,693,764 shares
    Change vs previous 13F -5,743,513 shares

    7.11% of the 13F portfolio, value $3,013,663,064.

    13F-HR 0001647251-25-000003 filed by TCI FUND MANAGEMENT LTD
    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 35,437,277 shares
    Change vs previous 13F not available

    9.43% of the 13F portfolio, value $4,150,341,855.

    13F-HR 0001647251-24-000011 filed by TCI FUND MANAGEMENT LTD
    Filed (acceptance time not in the bulk data set), ingested

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