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SIMPLEX TRADING, LLC: RMR position timeline

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

SIMPLEX TRADING, LLC held 140 RMR 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 140 shares
    Change vs previous 13F -1,135 shares

    <0.01% of the 13F portfolio, value $2,874.

    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 1,275 shares
    Change vs previous 13F -417 shares

    <0.01% of the 13F portfolio, value $19,724.

    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 1,692 shares
    Change vs previous 13F -106 shares

    <0.01% of the 13F portfolio, value $25,210.

    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 1,798 shares
    Change vs previous 13F -2,784 shares

    <0.01% of the 13F portfolio, value $28,000.

    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 4,582 shares
    Change vs previous 13F +2,307 shares

    <0.01% of the 13F portfolio, value $74,000.

    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 2,275 shares
    Change vs previous 13F -54 shares

    <0.01% of the 13F portfolio, value $37,000.

    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 2,329 shares
    Change vs previous 13F +1,971 shares

    <0.01% of the 13F portfolio, value $48,000.

    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 358 shares
    Change vs previous 13F not available

    <0.01% of the 13F portfolio, value $9,000.

    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).