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Legato Capital Management LLC: AMPH position timeline

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

Legato Capital Management LLC held 34,135 AMPH shares at 2026-06-30 per its 13F-HR filed 2026-08-06.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 34,135 shares
    Change vs previous 13F 0 shares

    0.06% of the 13F portfolio, value $688,844.

    13F-HR 0001821268-26-000123 filed by Legato Capital Management 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 34,135 shares
    Change vs previous 13F +7,545 shares

    0.06% of the 13F portfolio, value $668,705.

    13F-HR 0001821268-26-000085 filed by Legato Capital Management 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 26,590 shares
    Change vs previous 13F -9,470 shares

    0.06% of the 13F portfolio, value $712,080.

    13F-HR 0001821268-26-000033 filed by Legato Capital Management 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 36,060 shares
    Change vs previous 13F 0 shares

    0.1% of the 13F portfolio, value $960,999.

    13F-HR 0001528621-25-001176 filed by Legato Capital Management 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 36,060 shares
    Change vs previous 13F +6,361 shares

    0.1% of the 13F portfolio, value $827,938.

    13F-HR 0001528621-25-000842 filed by Legato Capital Management 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 29,699 shares
    Change vs previous 13F +11,238 shares

    0.12% of the 13F portfolio, value $860,974.

    13F-HR 0001821268-25-000098 filed by Legato Capital Management 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 18,461 shares
    Change vs previous 13F 0 shares

    0.09% of the 13F portfolio, value $685,457.

    13F-HR 0001821268-25-000016 filed by Legato Capital Management 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 18,461 shares
    Change vs previous 13F not available

    0.11% of the 13F portfolio, value $895,912.

    13F-HR 0001821268-24-000287 filed by Legato Capital Management LLC
    Filed (acceptance time not in the bulk data set), ingested

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