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Rhenman & Partners Asset Management AB: OSCR position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of Rhenman & Partners Asset Management AB on OSCR, newest first. How the timeline and the estimate are built.

Rhenman & Partners Asset Management AB held 392,000 OSCR shares at 2026-06-30 per its 13F-HR filed 2026-08-13.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 392,000 shares
    Change vs previous 13F -268,000 shares

    1.06% of the 13F portfolio, value $11,179,840.

    13F-HR 0001213900-26-088652 filed by Rhenman & Partners Asset Management AB
    Filed (acceptance time not in the bulk data set), ingested

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

  2. period ended2026-03-31
    13F 660,000 shares
    Change vs previous 13F +400,000 shares

    0.93% of the 13F portfolio, value $7,570,200.

    13F-HR 0001213900-26-056196 filed by Rhenman & Partners Asset Management AB
    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 260,000 shares
    Change vs previous 13F +260,000 shares

    0.35% of the 13F portfolio, value $3,736,200.

    13F-HR 0001213900-26-015821 filed by Rhenman & Partners Asset Management AB
    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 0 shares
    Change vs previous 13F -312,092 shares

    13F-HR 0001213900-25-109534 filed by Rhenman & Partners Asset Management AB
    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.

  5. period ended2025-06-30
    13F 312,092 shares
    Change vs previous 13F -710,651 shares

    0.85% of the 13F portfolio, value $6,691,252.

    13F-HR 0001213900-25-075249 filed by Rhenman & Partners Asset Management AB
    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 1,022,743 shares
    Change vs previous 13F -339,678 shares

    1.54% of the 13F portfolio, value $13,408,161.

    13F-HR 0001213900-25-042939 filed by Rhenman & Partners Asset Management AB
    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 1,362,421 shares
    Change vs previous 13F -8,726 shares

    1.88% of the 13F portfolio, value $18,310,938.

    13F-HR 0001213900-25-013150 filed by Rhenman & Partners Asset Management AB
    Filed (acceptance time not in the bulk data set), ingested

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

  8. period ended2024-09-30
    13F 1,371,147 shares
    Change vs previous 13F not available

    2.36% of the 13F portfolio, value $29,082,028.

    13F-HR 0001213900-24-097092 filed by Rhenman & Partners Asset Management AB
    Filed (acceptance time not in the bulk data set), ingested

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