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ALLIANCEBERNSTEIN L.P.: MRNA position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of ALLIANCEBERNSTEIN L.P. on MRNA, newest first. How the timeline and the estimate are built.

ALLIANCEBERNSTEIN L.P. held 398,005 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 398,005 shares
    Change vs previous 13F +4,030 shares

    0.01% of the 13F portfolio, value $20,218,654.

    13F-HR 0001109448-26-000261 filed by ALLIANCEBERNSTEIN L.P.
    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 393,975 shares
    Change vs previous 13F -11,231 shares

    <0.01% of the 13F portfolio, value $11,618,323.

    13F-HR 0001109448-26-000101 filed by ALLIANCEBERNSTEIN L.P.
    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 405,206 shares
    Change vs previous 13F -9,452 shares

    <0.01% of the 13F portfolio, value $11,949,525.

    13F-HR 0001109448-26-000021 filed by ALLIANCEBERNSTEIN L.P.
    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 414,658 shares
    Change vs previous 13F -13,006 shares

    <0.01% of the 13F portfolio, value $10,710,616.

    13F-HR 0001109448-25-000079 filed by ALLIANCEBERNSTEIN L.P.
    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 427,664 shares
    Change vs previous 13F +73,896 shares

    <0.01% of the 13F portfolio, value $11,799,250.

    13F-HR 0001532155-25-000161 filed by ALLIANCEBERNSTEIN L.P.
    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 353,768 shares
    Change vs previous 13F +22,329 shares

    <0.01% of the 13F portfolio, value $10,029,323.

    13F-HR 0001532155-25-000116 filed by ALLIANCEBERNSTEIN L.P.
    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 331,439 shares
    Change vs previous 13F +1,705 shares

    <0.01% of the 13F portfolio, value $13,781,234.

    13F-HR 0001532155-25-000050 filed by ALLIANCEBERNSTEIN L.P.
    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 329,734 shares
    Change vs previous 13F not available

    0.01% of the 13F portfolio, value $22,036,123.

    13F-HR 0001532155-24-000162 filed by ALLIANCEBERNSTEIN L.P.
    Filed (acceptance time not in the bulk data set), ingested

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