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BAKER BROS. ADVISORS LP: PRAX position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of BAKER BROS. ADVISORS LP on PRAX, newest first. How the timeline and the estimate are built.

BAKER BROS. ADVISORS LP held 1,753,198 PRAX 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 1,753,198 shares
    Change vs previous 13F 0 shares

    2.94% of the 13F portfolio, value $586,953,158.

    13F-HR 0001104659-26-097191 filed by BAKER BROS. ADVISORS 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 1,753,198 shares
    Change vs previous 13F +626,710 shares

    3.24% of the 13F portfolio, value $564,862,864.

    13F-HR 0001104659-26-062547 filed by BAKER BROS. ADVISORS 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 1,126,488 shares
    Change vs previous 13F +437,000 shares

    1.94% of the 13F portfolio, value $332,021,073.

    13F-HR 0001104659-26-016374 filed by BAKER BROS. ADVISORS 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 689,488 shares
    Change vs previous 13F 0 shares

    0.26% of the 13F portfolio, value $36,542,864.

    13F-HR 0001104659-25-112595 filed by BAKER BROS. ADVISORS 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 689,488 shares
    Change vs previous 13F +357,955 shares

    0.28% of the 13F portfolio, value $28,992,970.

    13F-HR 0001104659-25-078573 filed by BAKER BROS. ADVISORS 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 331,533 shares
    Change vs previous 13F 0 shares

    0.14% of the 13F portfolio, value $12,555,155.

    13F-HR 0001104659-25-049518 filed by BAKER BROS. ADVISORS 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 331,533 shares
    Change vs previous 13F +8,428 shares

    0.27% of the 13F portfolio, value $25,514,780.

    13F-HR 0001104659-25-014085 filed by BAKER BROS. ADVISORS 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 323,105 shares
    Change vs previous 13F not available

    0.19% of the 13F portfolio, value $18,591,462.

    13F-HR 0001104659-24-118899 filed by BAKER BROS. ADVISORS LP
    Filed (acceptance time not in the bulk data set), ingested

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