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SIMPLEX TRADING, LLC: CI position timeline

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

SIMPLEX TRADING, LLC held 33,324 CI shares at 2026-06-30 per its 13F-HR filed 2026-08-12.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 33,324 shares
    Change vs previous 13F -64,879 shares

    0.24% of the 13F portfolio, value $9,186,760.

    13F-HR 0001488542-26-000011 filed by SIMPLEX TRADING, 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 98,203 shares
    Change vs previous 13F -41,822 shares

    0.81% of the 13F portfolio, value $26,195,650.

    13F-HR 0001488542-26-000009 filed by SIMPLEX TRADING, 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 140,025 shares
    Change vs previous 13F +6,797 shares

    1.08% of the 13F portfolio, value $38,539,080.

    13F-HR 0001488542-26-000002 filed by SIMPLEX TRADING, 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 133,228 shares
    Change vs previous 13F +56,367 shares

    0.85% of the 13F portfolio, value $38,402,000.

    13F-HR 0001488542-25-000018 filed by SIMPLEX TRADING, 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 76,861 shares
    Change vs previous 13F -1,441 shares

    0.68% of the 13F portfolio, value $25,408,000.

    13F-HR 0001488542-25-000010 filed by SIMPLEX TRADING, 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 78,302 shares
    Change vs previous 13F -8,753 shares

    0.91% of the 13F portfolio, value $25,761,000.

    13F-HR 0001488542-25-000007 filed by SIMPLEX TRADING, 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 87,055 shares
    Change vs previous 13F +82,528 shares

    0.68% of the 13F portfolio, value $24,039,000.

    13F-HR 0001488542-25-000001 filed by SIMPLEX TRADING, 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 4,527 shares
    Change vs previous 13F not available

    0.05% of the 13F portfolio, value $1,568,000.

    13F-HR 0001488542-24-000015 filed by SIMPLEX TRADING, LLC
    Filed (acceptance time not in the bulk data set), ingested

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