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Disclosery

AMG National Trust Bank: GLW position timeline

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

AMG National Trust Bank held 34,900 GLW 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 34,900 shares
    Change vs previous 13F -2,101 shares

    0.18% of the 13F portfolio, value $8,914,506.

    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 37,001 shares
    Change vs previous 13F -803 shares

    0.11% of the 13F portfolio, value $5,031,026.

    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 37,804 shares
    Change vs previous 13F -120 shares

    0.08% of the 13F portfolio, value $3,310,128.

    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 37,924 shares
    Change vs previous 13F -18,195 shares

    0.08% of the 13F portfolio, value $3,110,905.

    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 56,119 shares
    Change vs previous 13F -122 shares

    0.08% of the 13F portfolio, value $2,951,298.

    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 56,241 shares
    Change vs previous 13F -9,175 shares

    0.07% of the 13F portfolio, value $2,574,712.

    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 65,416 shares
    Change vs previous 13F -3,074 shares

    0.09% of the 13F portfolio, value $3,096,794.

    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 68,490 shares
    Change vs previous 13F not available

    0.08% of the 13F portfolio, value $3,092,324.

    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).