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SIMPLEX TRADING, LLC: SWK position timeline

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

SIMPLEX TRADING, LLC held 24,062 SWK 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 24,062 shares
    Change vs previous 13F +14,994 shares

    0.06% of the 13F portfolio, value $2,264,715.

    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 9,068 shares
    Change vs previous 13F +740 shares

    0.02% of the 13F portfolio, value $644,372.

    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 8,328 shares
    Change vs previous 13F -7,192 shares

    0.02% of the 13F portfolio, value $618,603.

    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 15,520 shares
    Change vs previous 13F -16,250 shares

    0.03% of the 13F portfolio, value $1,153,000.

    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 31,770 shares
    Change vs previous 13F +5,020 shares

    0.06% of the 13F portfolio, value $2,152,000.

    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 26,750 shares
    Change vs previous 13F +19,500 shares

    0.07% of the 13F portfolio, value $2,056,000.

    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 7,250 shares
    Change vs previous 13F -58,356 shares

    0.02% of the 13F portfolio, value $582,000.

    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 65,606 shares
    Change vs previous 13F not available

    0.24% of the 13F portfolio, value $7,225,000.

    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).