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Clark Capital Management Group, Inc.: AMPH position timeline

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

Clark Capital Management Group, Inc. held 0 AMPH shares at 2026-03-31 per its 13F-HR filed 2026-05-15.

the latest 13F is the newest step

  1. period ended2026-03-31
    13F 0 shares
    Change vs previous 13F -317,482 shares

    13F-HR 0001398344-26-009246 filed by Clark Capital Management Group, Inc.
    Filed (acceptance time not in the bulk data set), ingested

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

    Exited: the 13F for this period no longer lists the position.

  2. period ended2025-12-31
    13F 317,482 shares
    Change vs previous 13F +33,808 shares

    0.05% of the 13F portfolio, value $8,502,168.

    13F-HR 0001398344-26-003209 filed by Clark Capital Management Group, Inc.
    Filed (acceptance time not in the bulk data set), ingested

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

  3. period ended2025-09-30
    13F 283,674 shares
    Change vs previous 13F +283,674 shares

    0.05% of the 13F portfolio, value $7,559,912.

    13F-HR 0001398344-25-020886 filed by Clark Capital Management Group, Inc.
    Filed (acceptance time not in the bulk data set), ingested

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

  4. period ended2025-03-31
    13F 0 shares
    Change vs previous 13F -148,075 shares

    13F-HR 0001398344-25-009622 filed by Clark Capital Management Group, Inc.
    Filed (acceptance time not in the bulk data set), ingested

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

    Exited: the 13F for this period no longer lists the position.

  5. period ended2024-12-31
    13F 148,075 shares
    Change vs previous 13F -5,672 shares

    0.04% of the 13F portfolio, value $5,498,025.

    13F-HR 0001398344-25-002780 filed by Clark Capital Management Group, Inc.
    Filed (acceptance time not in the bulk data set), ingested

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

  6. period ended2024-09-30
    13F 153,747 shares
    Change vs previous 13F not available

    0.05% of the 13F portfolio, value $7,461,342.

    13F-HR 0001398344-24-020717 filed by Clark Capital Management Group, Inc.
    Filed (acceptance time not in the bulk data set), ingested

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