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Rhenman & Partners Asset Management AB: ATEC position timeline

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

Rhenman & Partners Asset Management AB held 85,000 ATEC 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 85,000 shares
    Change vs previous 13F +15,000 shares

    0.07% of the 13F portfolio, value $735,250.

    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 70,000 shares
    Change vs previous 13F +50,000 shares

    0.09% of the 13F portfolio, value $761,600.

    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 20,000 shares
    Change vs previous 13F +2,000 shares

    0.04% of the 13F portfolio, value $420,800.

    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 18,000 shares
    Change vs previous 13F not available

    0.03% of the 13F portfolio, value $261,720.

    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).