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RENAISSANCE TECHNOLOGIES LLC: ALDX position timeline

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

RENAISSANCE TECHNOLOGIES LLC held 882,000 ALDX 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 882,000 shares
    Change vs previous 13F +18,813 shares

    <0.01% of the 13F portfolio, value $1,878,660.

    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).

  2. period ended2026-03-31
    13F 863,187 shares
    Change vs previous 13F +513,187 shares

    <0.01% of the 13F portfolio, value $1,458,786.

    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 350,000 shares
    Change vs previous 13F +152,700 shares

    <0.01% of the 13F portfolio, value $1,813,000.

    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 197,300 shares
    Change vs previous 13F +84,500 shares

    <0.01% of the 13F portfolio, value $1,029,906.

    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 112,800 shares
    Change vs previous 13F -3,800 shares

    <0.01% of the 13F portfolio, value $432,024.

    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 116,600 shares
    Change vs previous 13F -50,500 shares

    <0.01% of the 13F portfolio, value $670,450.

    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 167,100 shares
    Change vs previous 13F +59,700 shares

    <0.01% of the 13F portfolio, value $833,829.

    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 107,400 shares
    Change vs previous 13F not available

    <0.01% of the 13F portfolio, value $578,886.

    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).