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CSS LLC/IL: ADT position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of CSS LLC/IL on ADT, newest first. How the timeline and the estimate are built.

CSS LLC/IL held 198,700 ADT 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 198,700 shares
    Change vs previous 13F -3,950 shares

    0.06% of the 13F portfolio, value $1,291,550.

    13F-HR 0001103646-26-000012 filed by CSS LLC/IL
    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 202,650 shares
    Change vs previous 13F +36,510 shares

    0.07% of the 13F portfolio, value $1,331,411.

    13F-HR 0001103646-26-000009 filed by CSS LLC/IL
    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 166,140 shares
    Change vs previous 13F -5,730 shares

    0.08% of the 13F portfolio, value $1,340,750.

    13F-HR 0001103646-26-000003 filed by CSS LLC/IL
    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 171,870 shares
    Change vs previous 13F +37,900 shares

    0.09% of the 13F portfolio, value $1,496,988.

    13F-HR 0001103646-25-000009 filed by CSS LLC/IL
    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 133,970 shares
    Change vs previous 13F +75,450 shares

    0.07% of the 13F portfolio, value $1,134,726.

    13F-HR 0001085146-25-005235 filed by CSS LLC/IL
    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 58,520 shares
    Change vs previous 13F -6,230 shares

    0.03% of the 13F portfolio, value $476,353.

    13F-HR 0001085146-25-003288 filed by CSS LLC/IL
    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 64,750 shares
    Change vs previous 13F not available

    0.03% of the 13F portfolio, value $447,422.

    13F-HR 0001085146-25-001728 filed by CSS LLC/IL
    Filed (acceptance time not in the bulk data set), ingested

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