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RTW INVESTMENTS, LP: PTCT position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of RTW INVESTMENTS, LP on PTCT, newest first. How the timeline and the estimate are built.

RTW INVESTMENTS, LP held 7,746,415 PTCT 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 7,746,415 shares
    Change vs previous 13F 0 shares

    5.39% of the 13F portfolio, value $631,875,072.

    13F-HR 0001493215-26-000164 filed by RTW INVESTMENTS, LP
    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 7,746,415 shares
    Change vs previous 13F 0 shares

    5.25% of the 13F portfolio, value $527,763,254.

    13F-HR 0001493215-26-000130 filed by RTW INVESTMENTS, LP
    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 7,746,415 shares
    Change vs previous 13F 0 shares

    5.89% of the 13F portfolio, value $588,417,683.

    13F-HR 0001493215-26-000060 filed by RTW INVESTMENTS, LP
    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 7,746,415 shares
    Change vs previous 13F 0 shares

    5.86% of the 13F portfolio, value $475,397,489.

    13F-HR 0001493215-25-000054 filed by RTW INVESTMENTS, LP
    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 7,746,415 shares
    Change vs previous 13F +263,288 shares

    5.39% of the 13F portfolio, value $378,334,909.

    13F-HR 0001493215-25-000007 filed by RTW INVESTMENTS, LP
    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 7,483,127 shares
    Change vs previous 13F +90,000 shares

    5.83% of the 13F portfolio, value $381,340,152.

    13F-HR 0001493215-25-000003 filed by RTW INVESTMENTS, LP
    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 7,393,127 shares
    Change vs previous 13F 0 shares

    5.05% of the 13F portfolio, value $333,725,753.

    13F-HR 0001493152-25-006608 filed by RTW INVESTMENTS, LP
    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 7,393,127 shares
    Change vs previous 13F not available

    3.97% of the 13F portfolio, value $274,285,012.

    13F-HR 0001493152-24-045409 filed by RTW INVESTMENTS, LP
    Filed (acceptance time not in the bulk data set), ingested

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