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Disclosery

GAMMA Investing LLC: MGNX position timeline

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

GAMMA Investing LLC held 909 MGNX shares at 2026-09-30 per its 13F-HR filed 2026-10-08.

the latest 13F is the newest step

  1. period ended2026-09-30
    13F 909 shares
    Change vs previous 13F +909 shares

    <0.01% of the 13F portfolio, value $3,509.

    13F-HR 0002010235-26-000007 filed by GAMMA Investing LLC
    Accepted , ingested

  2. period ended2024-12-31
    13F 0 shares
    Change vs previous 13F not available

    13F-HR 0002010235-25-000001 filed by GAMMA Investing LLC
    Filed (acceptance time not in the bulk data set), ingested

    Acceptance time not in the bulk data set (spec ยง4.2).

    Exited: the 13F for this period no longer lists the position.