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Disclosery

AMG National Trust Bank: TSM position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of AMG National Trust Bank on TSM, newest first. How the timeline and the estimate are built.

AMG National Trust Bank held 27,206 TSM shares at 2026-06-30 per its 13F-HR filed 2026-08-07.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 27,206 shares
    Change vs previous 13F -10,814 shares

    0.27% of the 13F portfolio, value $12,992,773.

    13F-HR 0001388829-26-000004 filed by AMG National Trust Bank
    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 38,020 shares
    Change vs previous 13F +9,788 shares

    0.28% of the 13F portfolio, value $12,848,863.

    13F-HR 0001388829-26-000002 filed by AMG National Trust Bank
    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 28,232 shares
    Change vs previous 13F +572 shares

    0.2% of the 13F portfolio, value $8,579,425.

    13F-HR 0001388829-26-000001 filed by AMG National Trust Bank
    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 27,660 shares
    Change vs previous 13F -271 shares

    0.19% of the 13F portfolio, value $7,725,164.

    13F-HR 0001388829-25-000005 filed by AMG National Trust Bank
    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 27,931 shares
    Change vs previous 13F +309 shares

    0.17% of the 13F portfolio, value $6,326,095.

    13F-HR 0001085146-25-004480 filed by AMG National Trust Bank
    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 27,622 shares
    Change vs previous 13F +506 shares

    0.13% of the 13F portfolio, value $4,585,252.

    13F-HR 0001085146-25-002594 filed by AMG National Trust Bank
    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 27,116 shares
    Change vs previous 13F +92 shares

    0.15% of the 13F portfolio, value $5,380,657.

    13F-HR 0001085146-25-000866 filed by AMG National Trust Bank
    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 27,024 shares
    Change vs previous 13F not available

    0.13% of the 13F portfolio, value $4,693,262.

    13F-HR 0001085146-24-005401 filed by AMG National Trust Bank
    Filed (acceptance time not in the bulk data set), ingested

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