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SIMPLEX TRADING, LLC: SPG position timeline

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

SIMPLEX TRADING, LLC held 18,677 SPG 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 18,677 shares
    Change vs previous 13F +17,809 shares

    0.11% of the 13F portfolio, value $4,177,111.

    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 868 shares
    Change vs previous 13F -547 shares

    0.01% of the 13F portfolio, value $161,908.

    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 1,415 shares
    Change vs previous 13F -11,297 shares

    0.01% of the 13F portfolio, value $261,930.

    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 12,712 shares
    Change vs previous 13F +11,033 shares

    0.05% of the 13F portfolio, value $2,385,000.

    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 1,679 shares
    Change vs previous 13F -9,483 shares

    0.01% of the 13F portfolio, value $269,000.

    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 11,162 shares
    Change vs previous 13F +110 shares

    0.07% of the 13F portfolio, value $1,853,000.

    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 11,052 shares
    Change vs previous 13F not available

    0.05% of the 13F portfolio, value $1,903,000.

    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).