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Disclosery

Sachem Head Capital Management LP: ECHO position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of Sachem Head Capital Management LP on ECHO, newest first. How the timeline and the estimate are built.

Sachem Head Capital Management LP held 0 ECHO 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 0 shares
    Change vs previous 13F -3,005,000 shares

    13F-HR 0000902664-26-003505 filed by Sachem Head Capital Management 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 ended2026-03-31
    13F 3,005,000 shares
    Change vs previous 13F -2,222,400 shares

    8.47% of the 13F portfolio, value $351,795,350.

    13F-HR 0000902664-26-002506 filed by Sachem Head Capital Management LP
    Filed (acceptance time not in the bulk data set), ingested

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

  3. period ended2025-12-31
    13F 5,227,400 shares
    Change vs previous 13F not available

    13.32% of the 13F portfolio, value $568,218,380.

    13F-HR 0000902664-26-000995 filed by Sachem Head Capital Management LP
    Filed (acceptance time not in the bulk data set), ingested

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