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Foresite Capital Management VI LLC: RAPT position timeline

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

Foresite Capital Management VI LLC held 0 RAPT shares at 2026-03-31 per its 13F-HR filed 2026-05-15.

the latest 13F is the newest step

  1. period ended2026-03-31
    13F 0 shares
    Change vs previous 13F -1,562,500 shares

    13F-HR 0001104659-26-062467 filed by Foresite Capital Management VI 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 ended2025-12-31
    13F 1,562,500 shares
    Change vs previous 13F 0 shares

    16% of the 13F portfolio, value $52,921,875.

    13F-HR 0001104659-26-015412 filed by Foresite Capital Management VI LLC
    Filed (acceptance time not in the bulk data set), ingested

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

  3. period ended2025-09-30
    13F 1,562,500 shares
    Change vs previous 13F 0 shares

    15.57% of the 13F portfolio, value $40,296,875.

    13F-HR 0001104659-25-112509 filed by Foresite Capital Management VI LLC
    Filed (acceptance time not in the bulk data set), ingested

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

  4. period ended2025-06-30
    13F 1,562,500 shares
    Change vs previous 13F not available

    7.03% of the 13F portfolio, value $12,500,000.

    13F-HR 0001104659-25-076821 filed by Foresite Capital Management VI LLC
    Filed (acceptance time not in the bulk data set), ingested

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