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RENAISSANCE TECHNOLOGIES LLC: ROCK position timeline

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

RENAISSANCE TECHNOLOGIES LLC held 66,668 ROCK 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 66,668 shares
    Change vs previous 13F +51,168 shares

    <0.01% of the 13F portfolio, value $3,006,727.

    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 15,500 shares
    Change vs previous 13F -23,600 shares

    <0.01% of the 13F portfolio, value $617,985.

    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 39,100 shares
    Change vs previous 13F -65,500 shares

    <0.01% of the 13F portfolio, value $1,933,104.

    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 104,600 shares
    Change vs previous 13F -105,365 shares

    0.01% of the 13F portfolio, value $6,568,880.

    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 209,965 shares
    Change vs previous 13F -40,400 shares

    0.02% of the 13F portfolio, value $12,387,935.

    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 250,365 shares
    Change vs previous 13F -10,100 shares

    0.02% of the 13F portfolio, value $14,686,411.

    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 260,465 shares
    Change vs previous 13F +90,000 shares

    0.02% of the 13F portfolio, value $15,341,388.

    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 170,465 shares
    Change vs previous 13F not available

    0.02% of the 13F portfolio, value $11,920,617.

    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).