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Disclosery

Samjo Management, LLC: OPRX position timeline

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

Samjo Management, LLC held 32,000 OPRX shares at 2026-06-30 per its 13F-HR filed 2026-08-14.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 32,000 shares
    Change vs previous 13F +32,000 shares

    0.06% of the 13F portfolio, value $183,040.

    13F-HR 0000919574-26-005254 filed by Samjo Management, LLC
    Filed (acceptance time not in the bulk data set), ingested

    Acceptance time not in the bulk data set (spec §4.2).

  2. period ended2024-12-31
    13F 0 shares
    Change vs previous 13F -1,044,800 shares

    13F-HR 0000919574-25-001026 filed by Samjo Management, 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 ended2024-09-30
    13F 1,044,800 shares
    Change vs previous 13F not available

    2.78% of the 13F portfolio, value $8,065,856.

    13F-HR 0000919574-24-006271 filed by Samjo Management, LLC
    Filed (acceptance time not in the bulk data set), ingested

    Acceptance time not in the bulk data set (spec §4.2).