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Disclosery

VIRGINIA RETIREMENT SYSTEMS ET Al: AMPH position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of VIRGINIA RETIREMENT SYSTEMS ET Al on AMPH, newest first. How the timeline and the estimate are built.

VIRGINIA RETIREMENT SYSTEMS ET Al held 0 AMPH shares at 2026-03-31 per its 13F-HR filed 2026-08-25.

the latest 13F is the newest step

  1. period ended2026-03-31
    13F 0 shares
    Change vs previous 13F -12,362 shares

    13F-HR 0001005354-26-000004 filed by VIRGINIA RETIREMENT SYSTEMS ET Al
    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 12,362 shares
    Change vs previous 13F -1,200 shares

    <0.01% of the 13F portfolio, value $331,054.

    13F-HR 0001005354-26-000001 filed by VIRGINIA RETIREMENT SYSTEMS ET Al
    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 13,562 shares
    Change vs previous 13F +4,800 shares

    <0.01% of the 13F portfolio, value $361,427.

    13F-HR 0001005354-25-000009 filed by VIRGINIA RETIREMENT SYSTEMS ET Al
    Filed (acceptance time not in the bulk data set), ingested

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

  4. period ended2025-06-30
    13F 8,762 shares
    Change vs previous 13F -800 shares

    <0.01% of the 13F portfolio, value $201,176.

    13F-HR 0001005354-25-000006 filed by VIRGINIA RETIREMENT SYSTEMS ET Al
    Filed (acceptance time not in the bulk data set), ingested

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

  5. period ended2025-03-31
    13F 9,562 shares
    Change vs previous 13F not available

    <0.01% of the 13F portfolio, value $277,202.

    13F-HR 0001005354-25-000005 filed by VIRGINIA RETIREMENT SYSTEMS ET Al
    Filed (acceptance time not in the bulk data set), ingested

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