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WELLINGTON MANAGEMENT GROUP LLP: ADPT position timeline

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

WELLINGTON MANAGEMENT GROUP LLP held 5,911,366 ADPT 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 5,911,366 shares
    Change vs previous 13F +2,053,944 shares

    0.02% of the 13F portfolio, value $126,798,802.

    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 3,857,422 shares
    Change vs previous 13F +1,692,095 shares

    0.01% of the 13F portfolio, value $53,541,017.

    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 2,165,327 shares
    Change vs previous 13F +1,664,243 shares

    0.01% of the 13F portfolio, value $35,164,911.

    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 501,084 shares
    Change vs previous 13F not available

    <0.01% of the 13F portfolio, value $7,496,217.

    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).