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Disclosery

SIMPLEX TRADING, LLC: MLCO position timeline

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

SIMPLEX TRADING, LLC held 0 MLCO shares at 2025-12-31 per its 13F-HR filed 2026-02-11.

the latest 13F is the newest step

  1. period ended2025-12-31
    13F 0 shares
    Change vs previous 13F -67,421 shares

    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).

    Exited: the 13F for this period no longer lists the position.

  2. period ended2025-09-30
    13F 67,421 shares
    Change vs previous 13F +17,798 shares

    0.01% of the 13F portfolio, value $618,000.

    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).

  3. period ended2025-06-30
    13F 49,623 shares
    Change vs previous 13F -23,726 shares

    0.01% of the 13F portfolio, value $358,000.

    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).

  4. period ended2025-03-31
    13F 73,349 shares
    Change vs previous 13F -130,896 shares

    0.01% of the 13F portfolio, value $386,000.

    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).

  5. period ended2024-12-31
    13F 204,245 shares
    Change vs previous 13F +90,362 shares

    0.03% of the 13F portfolio, value $1,182,000.

    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).

  6. period ended2024-09-30
    13F 113,883 shares
    Change vs previous 13F not available

    0.03% of the 13F portfolio, value $887,000.

    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).