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RICE HALL JAMES & ASSOCIATES, LLC: AMPH position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of RICE HALL JAMES & ASSOCIATES, LLC on AMPH, newest first. How the timeline and the estimate are built.

RICE HALL JAMES & ASSOCIATES, LLC held 0 AMPH 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 0 shares
    Change vs previous 13F -187,348 shares

    13F-HR 0001172661-26-003169 filed by RICE HALL JAMES & ASSOCIATES, LLC
    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 ended2026-03-31
    13F 187,348 shares
    Change vs previous 13F +66,172 shares

    0.2% of the 13F portfolio, value $3,670,147.

    13F-HR 0001172661-26-002239 filed by RICE HALL JAMES & ASSOCIATES, 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 121,176 shares
    Change vs previous 13F -8,163 shares

    0.18% of the 13F portfolio, value $3,245,093.

    13F-HR 0001172661-26-000807 filed by RICE HALL JAMES & ASSOCIATES, 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 129,339 shares
    Change vs previous 13F not available

    0.19% of the 13F portfolio, value $3,446,884.

    13F-HR 0001172661-25-004300 filed by RICE HALL JAMES & ASSOCIATES, LLC
    Filed (acceptance time not in the bulk data set), ingested

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