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RENAISSANCE TECHNOLOGIES LLC: AMPL position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of RENAISSANCE TECHNOLOGIES LLC on AMPL, newest first. How the timeline and the estimate are built.

RENAISSANCE TECHNOLOGIES LLC held 0 AMPL shares at 2026-06-30 per its 13F-HR filed 2026-08-13.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 0 shares
    Change vs previous 13F -47,031 shares

    13F-HR 0001037389-26-000059 filed by RENAISSANCE TECHNOLOGIES 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 47,031 shares
    Change vs previous 13F -34,618 shares

    <0.01% of the 13F portfolio, value $320,751.

    13F-HR 0001037389-26-000033 filed by RENAISSANCE TECHNOLOGIES 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 81,649 shares
    Change vs previous 13F -93,466 shares

    <0.01% of the 13F portfolio, value $945,495.

    13F-HR 0001037389-26-000023 filed by RENAISSANCE TECHNOLOGIES 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 175,115 shares
    Change vs previous 13F -72,185 shares

    <0.01% of the 13F portfolio, value $1,877,233.

    13F-HR 0001037389-25-000064 filed by RENAISSANCE TECHNOLOGIES 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 247,300 shares
    Change vs previous 13F -135,914 shares

    <0.01% of the 13F portfolio, value $3,066,520.

    13F-HR 0001037389-25-000034 filed by RENAISSANCE TECHNOLOGIES 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 383,214 shares
    Change vs previous 13F +163,714 shares

    0.01% of the 13F portfolio, value $3,904,951.

    13F-HR 0001037389-25-000023 filed by RENAISSANCE TECHNOLOGIES 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 219,500 shares
    Change vs previous 13F +8,200 shares

    <0.01% of the 13F portfolio, value $2,315,725.

    13F-HR 0001037389-25-000009 filed by RENAISSANCE TECHNOLOGIES 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 211,300 shares
    Change vs previous 13F not available

    <0.01% of the 13F portfolio, value $1,895,361.

    13F-HR 0001037389-24-000091 filed by RENAISSANCE TECHNOLOGIES LLC
    Filed (acceptance time not in the bulk data set), ingested

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