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WELLINGTON MANAGEMENT GROUP LLP: ECHO position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of WELLINGTON MANAGEMENT GROUP LLP on ECHO, newest first. How the timeline and the estimate are built.

WELLINGTON MANAGEMENT GROUP LLP held 8,407,289 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 8,407,289 shares
    Change vs previous 13F +973,336 shares

    0.15% of the 13F portfolio, value $853,339,836.

    13F-HR 0000902219-26-000311 filed by WELLINGTON MANAGEMENT GROUP LLP
    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 7,433,953 shares
    Change vs previous 13F +7,086,418 shares

    0.16% of the 13F portfolio, value $870,292,878.

    13F-HR 0000902219-26-000209 filed by WELLINGTON MANAGEMENT GROUP LLP
    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 347,535 shares
    Change vs previous 13F +19,971 shares

    0.01% of the 13F portfolio, value $37,777,054.

    13F-HR 0000902219-26-000103 filed by WELLINGTON MANAGEMENT GROUP LLP
    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 327,564 shares
    Change vs previous 13F not available

    <0.01% of the 13F portfolio, value $25,012,786.

    13F-HR 0000902219-25-000462 filed by WELLINGTON MANAGEMENT GROUP LLP
    Filed (acceptance time not in the bulk data set), ingested

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