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SIMPLEX TRADING, LLC: XYL position timeline

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

SIMPLEX TRADING, LLC held 15,889 XYL 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 15,889 shares
    Change vs previous 13F +15,889 shares

    0.05% of the 13F portfolio, value $1,878,238.

    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 0 shares
    Change vs previous 13F -2,805 shares

    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).

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

  3. period ended2025-12-31
    13F 2,805 shares
    Change vs previous 13F +2,392 shares

    0.01% of the 13F portfolio, value $381,984.

    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 413 shares
    Change vs previous 13F +236 shares

    <0.01% of the 13F portfolio, value $60,000.

    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 177 shares
    Change vs previous 13F -608 shares

    <0.01% of the 13F portfolio, value $22,000.

    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 785 shares
    Change vs previous 13F -1,476 shares

    <0.01% of the 13F portfolio, value $93,000.

    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 2,261 shares
    Change vs previous 13F not available

    0.01% of the 13F portfolio, value $262,000.

    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).