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WELLINGTON MANAGEMENT GROUP LLP: MIRM position timeline

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

WELLINGTON MANAGEMENT GROUP LLP held 1,309,987 MIRM 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 1,309,987 shares
    Change vs previous 13F -24,822 shares

    0.03% of the 13F portfolio, value $153,360,177.

    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 1,334,809 shares
    Change vs previous 13F +96,979 shares

    0.02% of the 13F portfolio, value $123,309,658.

    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 1,237,830 shares
    Change vs previous 13F +447,141 shares

    0.02% of the 13F portfolio, value $97,776,191.

    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 790,689 shares
    Change vs previous 13F +672,118 shares

    0.01% of the 13F portfolio, value $57,965,410.

    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 118,571 shares
    Change vs previous 13F +5,647 shares

    <0.01% of the 13F portfolio, value $6,034,078.

    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 112,924 shares
    Change vs previous 13F -5,277 shares

    <0.01% of the 13F portfolio, value $5,087,226.

    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).

  7. period ended2024-12-31
    13F/A 118,201 shares
    Change vs previous 13F -4,133 shares

    <0.01% of the 13F portfolio, value $4,887,612.

    13F-HR 0000902219-25-000131 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).

  8. period ended2024-09-30
    13F 122,334 shares
    Change vs previous 13F not available

    <0.01% of the 13F portfolio, value $4,771,026.

    13F-HR 0000902219-24-000498 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).