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MIDDLETON & CO INC/MA: AMT position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of MIDDLETON & CO INC/MA on AMT, newest first. How the timeline and the estimate are built.

MIDDLETON & CO INC/MA held 48,365 AMT shares at 2026-06-30 per its 13F-HR filed 2026-08-10.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 48,365 shares
    Change vs previous 13F -2,748 shares

    0.84% of the 13F portfolio, value $7,911,063.

    13F-HR 0001398344-26-013855 filed by MIDDLETON & CO INC/MA
    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 51,113 shares
    Change vs previous 13F -259 shares

    1.01% of the 13F portfolio, value $8,821,082.

    13F-HR 0001398344-26-008750 filed by MIDDLETON & CO INC/MA
    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 51,372 shares
    Change vs previous 13F -2,946 shares

    0.96% of the 13F portfolio, value $9,019,382.

    13F-HR 0001398344-26-001587 filed by MIDDLETON & CO INC/MA
    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 54,318 shares
    Change vs previous 13F -1,654 shares

    1.13% of the 13F portfolio, value $10,446,438.

    13F-HR 0001398344-25-019980 filed by MIDDLETON & CO INC/MA
    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 55,972 shares
    Change vs previous 13F -1,700 shares

    1.39% of the 13F portfolio, value $12,370,931.

    13F-HR 0001398344-25-014576 filed by MIDDLETON & CO INC/MA
    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 57,672 shares
    Change vs previous 13F -739 shares

    1.47% of the 13F portfolio, value $12,549,427.

    13F-HR 0001398344-25-009075 filed by MIDDLETON & CO INC/MA
    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 58,411 shares
    Change vs previous 13F -1,619 shares

    1.18% of the 13F portfolio, value $10,713,162.

    13F-HR 0001398344-25-002001 filed by MIDDLETON & CO INC/MA
    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 60,030 shares
    Change vs previous 13F not available

    1.54% of the 13F portfolio, value $13,960,577.

    13F-HR 0000919497-24-000010 filed by MIDDLETON & CO INC/MA
    Filed (acceptance time not in the bulk data set), ingested

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