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TOWER BRIDGE ADVISORS: AMTM position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of TOWER BRIDGE ADVISORS on AMTM, newest first. How the timeline and the estimate are built.

TOWER BRIDGE ADVISORS held 33,261 AMTM shares at 2026-06-30 per its 13F-HR filed 2026-08-12.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 33,261 shares
    Change vs previous 13F -2,437 shares

    0.06% of the 13F portfolio, value $687,505.

    13F-HR 0001278249-26-000008 filed by TOWER BRIDGE ADVISORS
    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 35,698 shares
    Change vs previous 13F +1,516 shares

    0.09% of the 13F portfolio, value $931,004.

    13F-HR 0001278249-26-000004 filed by TOWER BRIDGE ADVISORS
    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 34,182 shares
    Change vs previous 13F -3,022 shares

    0.1% of the 13F portfolio, value $991,278.

    13F-HR 0001278249-26-000002 filed by TOWER BRIDGE ADVISORS
    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 37,204 shares
    Change vs previous 13F +1,146 shares

    0.09% of the 13F portfolio, value $891,036.

    13F-HR 0001278249-25-000010 filed by TOWER BRIDGE ADVISORS
    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 36,058 shares
    Change vs previous 13F -2,830 shares

    0.09% of the 13F portfolio, value $851,329.

    13F-HR 0001278249-25-000005 filed by TOWER BRIDGE ADVISORS
    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 38,888 shares
    Change vs previous 13F -54,844 shares

    0.08% of the 13F portfolio, value $707,762.

    13F-HR 0001278249-25-000002 filed by TOWER BRIDGE ADVISORS
    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 93,732 shares
    Change vs previous 13F -31,930 shares

    0.21% of the 13F portfolio, value $1,971,184.

    13F-HR 0001278249-25-000001 filed by TOWER BRIDGE ADVISORS
    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 125,662 shares
    Change vs previous 13F not available

    0.42% of the 13F portfolio, value $4,052,603.

    13F-HR 0001278249-24-000006 filed by TOWER BRIDGE ADVISORS
    Filed (acceptance time not in the bulk data set), ingested

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