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WELLINGTON MANAGEMENT GROUP LLP: MRNA position timeline

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

WELLINGTON MANAGEMENT GROUP LLP held 2,461,574 MRNA 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 2,461,574 shares
    Change vs previous 13F +103,977 shares

    0.03% of the 13F portfolio, value $172,384,027.

    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 2,357,597 shares
    Change vs previous 13F +2,274,302 shares

    0.02% of the 13F portfolio, value $119,765,927.

    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 83,295 shares
    Change vs previous 13F -3,252 shares

    <0.01% of the 13F portfolio, value $2,456,370.

    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 86,547 shares
    Change vs previous 13F +47,742 shares

    <0.01% of the 13F portfolio, value $2,235,509.

    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 38,805 shares
    Change vs previous 13F -2,856,750 shares

    <0.01% of the 13F portfolio, value $1,070,630.

    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 2,895,555 shares
    Change vs previous 13F -1,019,537 shares

    0.02% of the 13F portfolio, value $82,088,985.

    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 3,915,092 shares
    Change vs previous 13F -1,309,593 shares

    0.03% of the 13F portfolio, value $162,789,526.

    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 5,224,685 shares
    Change vs previous 13F not available

    0.06% of the 13F portfolio, value $349,165,699.

    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).