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ALLIANCEBERNSTEIN L.P.: ATAT position timeline

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

ALLIANCEBERNSTEIN L.P. held 501,002 ATAT 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 501,002 shares
    Change vs previous 13F +54,024 shares

    0.01% of the 13F portfolio, value $18,441,884.

    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 446,978 shares
    Change vs previous 13F +17,924 shares

    0.01% of the 13F portfolio, value $17,610,933.

    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 429,054 shares
    Change vs previous 13F +355,160 shares

    0.01% of the 13F portfolio, value $16,904,728.

    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 73,894 shares
    Change vs previous 13F -3,798 shares

    <0.01% of the 13F portfolio, value $2,777,675.

    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 77,692 shares
    Change vs previous 13F +29 shares

    <0.01% of the 13F portfolio, value $2,525,767.

    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 77,663 shares
    Change vs previous 13F -5,435 shares

    <0.01% of the 13F portfolio, value $2,201,746.

    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 83,098 shares
    Change vs previous 13F +73,418 shares

    <0.01% of the 13F portfolio, value $2,234,505.

    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 9,680 shares
    Change vs previous 13F not available

    <0.01% of the 13F portfolio, value $251,099.

    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).