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Disclosery

Quantitative Investment Management, LLC: MASI position timeline

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

Quantitative Investment Management, LLC held 0 MASI shares at 2025-12-31 per its 13F-HR filed 2026-02-17.

the latest 13F is the newest step

  1. period ended2025-12-31
    13F 0 shares
    Change vs previous 13F -12,025 shares

    13F-HR 0001445911-26-000002 filed by Quantitative Investment 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.

  2. period ended2025-09-30
    13F 12,025 shares
    Change vs previous 13F +12,025 shares

    0.25% of the 13F portfolio, value $1,774,000.

    13F-HR 0001445911-25-000023 filed by Quantitative Investment Management, LLC
    Filed (acceptance time not in the bulk data set), ingested

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

  3. period ended2025-06-30
    13F 0 shares
    Change vs previous 13F -4,462 shares

    13F-HR 0001445911-25-000021 filed by Quantitative Investment 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.

  4. period ended2025-03-31
    13F 4,462 shares
    Change vs previous 13F -480 shares

    0.07% of the 13F portfolio, value $743,000.

    13F-HR 0001445911-25-000020 filed by Quantitative Investment Management, LLC
    Filed (acceptance time not in the bulk data set), ingested

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

  5. period ended2024-12-31
    13F 4,942 shares
    Change vs previous 13F -3,698 shares

    0.06% of the 13F portfolio, value $816,000.

    13F-HR 0001445911-25-000018 filed by Quantitative Investment Management, LLC
    Filed (acceptance time not in the bulk data set), ingested

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

  6. period ended2024-09-30
    13F 8,640 shares
    Change vs previous 13F not available

    0.11% of the 13F portfolio, value $1,151,000.

    13F-HR 0001445911-24-000007 filed by Quantitative Investment Management, LLC
    Filed (acceptance time not in the bulk data set), ingested

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