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Hound Partners, LLC: BIO position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of Hound Partners, LLC on BIO, newest first. How the timeline and the estimate are built.

Hound Partners, LLC held 22,481 BIO 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 22,481 shares
    Change vs previous 13F -75,243 shares

    0.76% of the 13F portfolio, value $6,600,646.

    13F-HR 0001353316-26-000004 filed by Hound Partners, LLC
    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 97,724 shares
    Change vs previous 13F +54,456 shares

    3.44% of the 13F portfolio, value $27,240,565.

    13F-HR 0001353316-26-000003 filed by Hound Partners, LLC
    Filed (acceptance time not in the bulk data set), ingested

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

  3. period ended2025-12-31
    13F 43,268 shares
    Change vs previous 13F -60,695 shares

    1.82% of the 13F portfolio, value $13,109,771.

    13F-HR 0001353316-26-000002 filed by Hound Partners, LLC
    Filed (acceptance time not in the bulk data set), ingested

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

  4. period ended2025-09-30
    13F 103,963 shares
    Change vs previous 13F -77,973 shares

    3.74% of the 13F portfolio, value $29,150,186.

    13F-HR 0001353316-25-000010 filed by Hound Partners, LLC
    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 181,936 shares
    Change vs previous 13F -19,847 shares

    5.93% of the 13F portfolio, value $43,904,796.

    13F-HR 0001375836-25-000008 filed by Hound Partners, LLC
    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 201,783 shares
    Change vs previous 13F +142,925 shares

    9.75% of the 13F portfolio, value $49,146,267.

    13F-HR 0001353316-25-000003 filed by Hound Partners, LLC
    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 58,858 shares
    Change vs previous 13F -9,502 shares

    9.29% of the 13F portfolio, value $19,335,442.

    13F-HR 0001353316-25-000002 filed by Hound Partners, LLC
    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 68,360 shares
    Change vs previous 13F not available

    5.72% of the 13F portfolio, value $22,871,889.

    13F-HR 0001353316-24-000013 filed by Hound Partners, LLC
    Filed (acceptance time not in the bulk data set), ingested

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