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Disclosery

Bellevue Group AG: MASI position timeline

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

Bellevue Group AG held 0 MASI 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 0 shares
    Change vs previous 13F -8,753 shares

    13F-HR 0001104659-26-096739 filed by Bellevue Group AG
    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 ended2026-03-31
    13F 8,753 shares
    Change vs previous 13F -88,532 shares

    0.04% of the 13F portfolio, value $1,556,896.

    13F-HR 0001104659-26-061375 filed by Bellevue Group AG
    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 97,285 shares
    Change vs previous 13F +317 shares

    0.24% of the 13F portfolio, value $12,652,887.

    13F-HR 0001104659-26-016360 filed by Bellevue Group AG
    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 96,968 shares
    Change vs previous 13F +7,295 shares

    0.3% of the 13F portfolio, value $14,307,628.

    13F-HR 0001104659-25-112697 filed by Bellevue Group AG
    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 89,673 shares
    Change vs previous 13F +19,865 shares

    0.33% of the 13F portfolio, value $15,084,792.

    13F-HR 0001104659-25-078490 filed by Bellevue Group AG
    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 69,808 shares
    Change vs previous 13F +45,642 shares

    0.26% of the 13F portfolio, value $11,630,013.

    13F-HR 0001104659-25-048519 filed by Bellevue Group AG
    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 24,166 shares
    Change vs previous 13F not available

    0.08% of the 13F portfolio, value $3,994,640.

    13F-HR 0001104659-25-014056 filed by Bellevue Group AG
    Filed (acceptance time not in the bulk data set), ingested

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