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Disclosery

4D Advisors, LLC: MASI position timeline

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

4D Advisors, LLC held 0 MASI shares at 2025-09-30 per its 13F-HR filed 2025-11-14.

the latest 13F is the newest step

  1. period ended2025-09-30
    13F 0 shares
    Change vs previous 13F -45,000 shares

    13F-HR 0001938268-25-000003 filed by 4D Advisors, 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.

  2. period ended2025-06-30
    13F 45,000 shares
    Change vs previous 13F +15,000 shares

    4.07% of the 13F portfolio, value $7,569,900.

    13F-HR 0001879202-25-000032 filed by 4D Advisors, LLC
    Filed (acceptance time not in the bulk data set), ingested

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

  3. period ended2025-03-31
    13F 30,000 shares
    Change vs previous 13F not available

    3.88% of the 13F portfolio, value $4,998,000.

    13F-HR 0001879202-25-000017 filed by 4D Advisors, LLC
    Filed (acceptance time not in the bulk data set), ingested

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