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Disclosery

Senator Investment Group LP: CCOI position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of Senator Investment Group LP on CCOI, newest first. How the timeline and the estimate are built.

Senator Investment Group LP held 0 CCOI shares at 2025-12-31 per its 13F-HR filed 2026-02-13.

the latest 13F is the newest step

  1. period ended2025-12-31
    13F 0 shares
    Change vs previous 13F -483,295 shares

    13F-HR 0001443689-26-000003 filed by Senator Investment Group LP
    Filed (acceptance time not in the bulk data set), ingested

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

    Exited: the 13F for this period no longer lists the position.

  2. period ended2025-09-30
    13F 483,295 shares
    Change vs previous 13F -148,397 shares

    0.68% of the 13F portfolio, value $18,534,363.

    13F-HR 0001443689-25-000020 filed by Senator Investment Group LP
    Filed (acceptance time not in the bulk data set), ingested

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

  3. period ended2025-06-30
    13F 631,692 shares
    Change vs previous 13F +45,218 shares

    1.18% of the 13F portfolio, value $30,453,871.

    13F-HR 0001443689-25-000014 filed by Senator Investment Group LP
    Filed (acceptance time not in the bulk data set), ingested

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

  4. period ended2025-03-31
    13F 586,474 shares
    Change vs previous 13F +2,834 shares

    1.91% of the 13F portfolio, value $35,956,721.

    13F-HR 0001443689-25-000009 filed by Senator Investment Group LP
    Filed (acceptance time not in the bulk data set), ingested

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

  5. period ended2024-12-31
    13F 583,640 shares
    Change vs previous 13F -80,538 shares

    1.32% of the 13F portfolio, value $44,981,135.

    13F-HR 0001443689-25-000003 filed by Senator Investment Group LP
    Filed (acceptance time not in the bulk data set), ingested

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

  6. period ended2024-09-30
    13F 664,178 shares
    Change vs previous 13F not available

    2.39% of the 13F portfolio, value $50,424,394.

    13F-HR 0001443689-24-000016 filed by Senator Investment Group LP
    Filed (acceptance time not in the bulk data set), ingested

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