Skip to content

SIMPLEX TRADING, LLC: ROBN position timeline

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

SIMPLEX TRADING, LLC held 5,900 ROBN 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 5,900 shares
    Change vs previous 13F -1,335 shares

    <0.01% of the 13F portfolio, value $177,944.

    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 7,235 shares
    Change vs previous 13F +6,656 shares

    <0.01% of the 13F portfolio, value $124,152.

    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 579 shares
    Change vs previous 13F -18,505 shares

    <0.01% of the 13F portfolio, value $31,347.

    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 19,084 shares
    Change vs previous 13F -11,247 shares

    0.05% of the 13F portfolio, value $2,056,000.

    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 30,331 shares
    Change vs previous 13F +15,548 shares

    0.04% of the 13F portfolio, value $1,586,000.

    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 14,783 shares
    Change vs previous 13F not available

    0.01% of the 13F portfolio, value $185,000.

    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).