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WELLINGTON MANAGEMENT GROUP LLP: DMC position timeline

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

WELLINGTON MANAGEMENT GROUP LLP held 151,651 DMC 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 151,651 shares
    Change vs previous 13F +1,599 shares

    <0.01% of the 13F portfolio, value $4,232,579.

    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 150,052 shares
    Change vs previous 13F -11,511 shares

    <0.01% of the 13F portfolio, value $6,041,094.

    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 161,563 shares
    Change vs previous 13F -6,017 shares

    <0.01% of the 13F portfolio, value $5,756,490.

    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 167,580 shares
    Change vs previous 13F +1,399 shares

    <0.01% of the 13F portfolio, value $5,818,377.

    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).

  5. period ended2025-06-30
    13F 166,181 shares
    Change vs previous 13F +97,543 shares

    <0.01% of the 13F portfolio, value $5,387,588.

    13F-HR 0000902219-25-000356 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).

  6. period ended2025-03-31
    13F 68,638 shares
    Change vs previous 13F not available

    <0.01% of the 13F portfolio, value $2,116,109.

    13F-HR 0000902219-25-000242 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).