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HOWLAND CAPITAL MANAGEMENT LLC: AMT position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of HOWLAND CAPITAL MANAGEMENT LLC on AMT, newest first. How the timeline and the estimate are built.

HOWLAND CAPITAL MANAGEMENT LLC held 54,438 AMT shares at 2026-06-30 per its 13F-HR filed 2026-07-13.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 54,438 shares
    Change vs previous 13F -37,665 shares

    0.32% of the 13F portfolio, value $9,008,139.

    13F-HR 0001079112-26-000004 filed by HOWLAND CAPITAL MANAGEMENT LLC
    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 92,103 shares
    Change vs previous 13F -67,639 shares

    0.63% of the 13F portfolio, value $15,895,136.

    13F-HR 0001079112-26-000003 filed by HOWLAND CAPITAL MANAGEMENT LLC
    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 159,742 shares
    Change vs previous 13F -35,706 shares

    1.08% of the 13F portfolio, value $28,312,520.

    13F-HR 0001079112-26-000001 filed by HOWLAND CAPITAL MANAGEMENT LLC
    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 195,448 shares
    Change vs previous 13F +441 shares

    1.44% of the 13F portfolio, value $37,914,989.

    13F-HR 0001079112-25-000009 filed by HOWLAND CAPITAL MANAGEMENT LLC
    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 195,007 shares
    Change vs previous 13F -1,794 shares

    1.77% of the 13F portfolio, value $43,425,896.

    13F-HR 0001079112-25-000006 filed by HOWLAND CAPITAL MANAGEMENT LLC
    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 196,801 shares
    Change vs previous 13F -7,024 shares

    1.91% of the 13F portfolio, value $42,823,898.

    13F-HR 0001079112-25-000003 filed by HOWLAND CAPITAL MANAGEMENT LLC
    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 203,825 shares
    Change vs previous 13F -2,380 shares

    1.65% of the 13F portfolio, value $37,714,761.

    13F-HR 0001079112-25-000001 filed by HOWLAND CAPITAL MANAGEMENT LLC
    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 206,205 shares
    Change vs previous 13F not available

    2.08% of the 13F portfolio, value $47,955,035.

    13F-HR 0001079112-24-000006 filed by HOWLAND CAPITAL MANAGEMENT LLC
    Filed (acceptance time not in the bulk data set), ingested

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