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ALLIANCEBERNSTEIN L.P.: MDB position timeline

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

ALLIANCEBERNSTEIN L.P. held 297,159 MDB 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 297,159 shares
    Change vs previous 13F +23,824 shares

    0.02% of the 13F portfolio, value $72,735,608.

    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 273,335 shares
    Change vs previous 13F -17,469 shares

    0.04% of the 13F portfolio, value $114,715,966.

    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 290,804 shares
    Change vs previous 13F -45,516 shares

    0.04% of the 13F portfolio, value $122,047,531.

    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 336,320 shares
    Change vs previous 13F +227,941 shares

    0.03% of the 13F portfolio, value $104,387,002.

    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 108,379 shares
    Change vs previous 13F +81,770 shares

    0.01% of the 13F portfolio, value $22,758,506.

    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 26,609 shares
    Change vs previous 13F -60,392 shares

    <0.01% of the 13F portfolio, value $4,667,219.

    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 87,001 shares
    Change vs previous 13F -5,503 shares

    0.01% of the 13F portfolio, value $20,254,703.

    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 92,504 shares
    Change vs previous 13F not available

    0.01% of the 13F portfolio, value $25,008,456.

    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).