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Disclosery

ALLIANCEBERNSTEIN L.P.: AMT position timeline

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

ALLIANCEBERNSTEIN L.P. held 701,431 AMT 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 701,431 shares
    Change vs previous 13F +45,405 shares

    0.04% of the 13F portfolio, value $121,052,962.

    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 656,026 shares
    Change vs previous 13F +100,984 shares

    0.04% of the 13F portfolio, value $115,178,485.

    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 555,042 shares
    Change vs previous 13F +12,923 shares

    0.03% of the 13F portfolio, value $97,448,724.

    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 542,119 shares
    Change vs previous 13F -972,792 shares

    0.03% of the 13F portfolio, value $104,260,326.

    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 1,514,911 shares
    Change vs previous 13F -247,881 shares

    0.11% of the 13F portfolio, value $334,825,629.

    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 1,762,792 shares
    Change vs previous 13F -434,760 shares

    0.14% of the 13F portfolio, value $383,583,539.

    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 2,197,552 shares
    Change vs previous 13F -695,624 shares

    0.14% of the 13F portfolio, value $403,053,012.

    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 2,893,176 shares
    Change vs previous 13F not available

    0.23% of the 13F portfolio, value $672,837,010.

    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).