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Disclosery

Woodline Partners LP: BRK-B position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of Woodline Partners LP on BRK-B, newest first. How the timeline and the estimate are built.

Woodline Partners LP held 374,884 BRK-B 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 374,884 shares
    Change vs previous 13F +33,650 shares

    0.58% of the 13F portfolio, value $187,588,205.

    13F-HR 0001172661-26-003541 filed by Woodline Partners 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/A 341,234 shares
    Change vs previous 13F +36,754 shares

    0.62% of the 13F portfolio, value $163,519,333.

    13F-HR/A 0001172661-26-002263 filed by Woodline Partners 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 304,480 shares
    Change vs previous 13F +62,195 shares

    0.59% of the 13F portfolio, value $153,046,872.

    13F-HR 0001172661-26-000861 filed by Woodline Partners 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 242,285 shares
    Change vs previous 13F +43,999 shares

    0.57% of the 13F portfolio, value $121,806,361.

    13F-HR 0001172661-25-004991 filed by Woodline Partners 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 198,286 shares
    Change vs previous 13F +43,429 shares

    0.51% of the 13F portfolio, value $96,321,390.

    13F-HR 0001172661-25-003349 filed by Woodline Partners 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 154,857 shares
    Change vs previous 13F +44,781 shares

    0.54% of the 13F portfolio, value $82,473,741.

    13F-HR 0001172661-25-002043 filed by Woodline Partners 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 110,076 shares
    Change vs previous 13F +109,610 shares

    0.34% of the 13F portfolio, value $49,895,249.

    13F-HR 0001172661-25-001092 filed by Woodline Partners 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 466 shares
    Change vs previous 13F not available

    <0.01% of the 13F portfolio, value $214,481.

    13F-HR 0001172661-24-004991 filed by Woodline Partners LP
    Filed (acceptance time not in the bulk data set), ingested

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