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TWO SIGMA SECURITIES, LLC: ROCK position timeline

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

TWO SIGMA SECURITIES, LLC held 5,604 ROCK shares at 2026-06-30 per its 13F-HR filed 2026-08-14.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 5,604 shares
    Change vs previous 13F -6,152 shares

    0.02% of the 13F portfolio, value $252,740.

    13F-HR 0000899140-26-000857 filed by TWO SIGMA SECURITIES, 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 11,756 shares
    Change vs previous 13F +3,330 shares

    0.05% of the 13F portfolio, value $468,712.

    13F-HR 0000899140-26-000551 filed by TWO SIGMA SECURITIES, 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 8,426 shares
    Change vs previous 13F +8,426 shares

    0.06% of the 13F portfolio, value $416,581.

    13F-HR 0000899140-26-000234 filed by TWO SIGMA SECURITIES, LLC
    Filed (acceptance time not in the bulk data set), ingested

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

  4. period ended2025-03-31
    13F 0 shares
    Change vs previous 13F -7,084 shares

    13F-HR 0000899140-25-000693 filed by TWO SIGMA SECURITIES, 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.

  5. period ended2024-12-31
    13F 7,084 shares
    Change vs previous 13F +1,289 shares

    0.08% of the 13F portfolio, value $417,248.

    13F-HR 0000899140-25-000279 filed by TWO SIGMA SECURITIES, LLC
    Filed (acceptance time not in the bulk data set), ingested

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

  6. period ended2024-09-30
    13F 5,795 shares
    Change vs previous 13F not available

    0.03% of the 13F portfolio, value $405,244.

    13F-HR 0000919574-24-006612 filed by TWO SIGMA SECURITIES, LLC
    Filed (acceptance time not in the bulk data set), ingested

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