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Clarkston Capital Partners, LLC: AMG position timeline

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

Clarkston Capital Partners, LLC held 228,683 AMG shares at 2026-06-30 per its 13F-HR filed 2026-08-11.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 228,683 shares
    Change vs previous 13F -85,025 shares

    6.54% of the 13F portfolio, value $77,386,327.

    13F-HR 0001172661-26-003236 filed by Clarkston Capital Partners, 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 313,708 shares
    Change vs previous 13F -590,411 shares

    6.62% of the 13F portfolio, value $86,803,004.

    13F-HR 0001398344-26-009118 filed by Clarkston Capital Partners, 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 904,119 shares
    Change vs previous 13F -328,214 shares

    6.03% of the 13F portfolio, value $260,639,425.

    13F-HR 0001398344-26-002957 filed by Clarkston Capital Partners, 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 1,232,333 shares
    Change vs previous 13F -203,021 shares

    6.33% of the 13F portfolio, value $293,825,157.

    13F-HR 0001398344-25-020819 filed by Clarkston Capital Partners, 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 1,435,354 shares
    Change vs previous 13F -149,970 shares

    6% of the 13F portfolio, value $282,434,607.

    13F-HR 0001398344-25-015184 filed by Clarkston Capital Partners, 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 1,585,324 shares
    Change vs previous 13F +13,135 shares

    5.26% of the 13F portfolio, value $266,381,992.

    13F-HR 0001398344-25-009360 filed by Clarkston Capital Partners, 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 1,572,189 shares
    Change vs previous 13F -203,063 shares

    5.57% of the 13F portfolio, value $290,729,190.

    13F-HR 0001398344-25-002606 filed by Clarkston Capital Partners, 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 1,775,252 shares
    Change vs previous 13F not available

    5.8% of the 13F portfolio, value $315,639,799.

    13F-HR 0001398344-24-020187 filed by Clarkston Capital Partners, LLC
    Filed (acceptance time not in the bulk data set), ingested

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