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Disclosery

Seascape Capital Management: AMG position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of Seascape Capital Management on AMG, newest first. How the timeline and the estimate are built.

Seascape Capital Management held 18,717 AMG shares at 2026-06-30 per its 13F-HR filed 2026-07-21.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 18,717 shares
    Change vs previous 13F +100 shares

    1.52% of the 13F portfolio, value $6,334,000.

    13F-HR 0001418342-26-000006 filed by Seascape Capital Management
    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 18,617 shares
    Change vs previous 13F +125 shares

    1.48% of the 13F portfolio, value $5,151,000.

    13F-HR 0001418342-26-000004 filed by Seascape Capital Management
    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 18,492 shares
    Change vs previous 13F +115 shares

    1.52% of the 13F portfolio, value $5,331,000.

    13F-HR 0001418342-26-000002 filed by Seascape Capital Management
    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 18,377 shares
    Change vs previous 13F +1,640 shares

    1.26% of the 13F portfolio, value $4,382,000.

    13F-HR 0001418342-25-000010 filed by Seascape Capital Management
    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 16,737 shares
    Change vs previous 13F -3 shares

    1.04% of the 13F portfolio, value $3,293,000.

    13F-HR 0001418342-25-000006 filed by Seascape Capital Management
    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 16,740 shares
    Change vs previous 13F +549 shares

    0.98% of the 13F portfolio, value $2,813,000.

    13F-HR 0001418342-25-000004 filed by Seascape Capital Management
    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 16,191 shares
    Change vs previous 13F +39 shares

    1.04% of the 13F portfolio, value $2,994,000.

    13F-HR 0001418342-25-000002 filed by Seascape Capital Management
    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 16,152 shares
    Change vs previous 13F not available

    1.02% of the 13F portfolio, value $2,872,000.

    13F-HR 0001418342-24-000008 filed by Seascape Capital Management
    Filed (acceptance time not in the bulk data set), ingested

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