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BLAIR WILLIAM & CO/IL: P position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of BLAIR WILLIAM & CO/IL on P, newest first. How the timeline and the estimate are built.

BLAIR WILLIAM & CO/IL held 3,048,094 P shares at 2026-06-30 per its 13F-HR filed 2026-08-11.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 3,048,094 shares
    Change vs previous 13F +130,048 shares

    0.63% of the 13F portfolio, value $240,159,308.

    13F-HR 0001104659-26-093821 filed by BLAIR WILLIAM & CO/IL
    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 2,918,046 shares
    Change vs previous 13F -135,576 shares

    0.49% of the 13F portfolio, value $172,281,462.

    13F-HR 0001104659-26-057897 filed by BLAIR WILLIAM & CO/IL
    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 3,053,622 shares
    Change vs previous 13F -31,430 shares

    0.55% of the 13F portfolio, value $204,623,239.

    13F-HR 0001104659-26-015563 filed by BLAIR WILLIAM & CO/IL
    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 3,085,052 shares
    Change vs previous 13F -39,490 shares

    0.69% of the 13F portfolio, value $258,558,245.

    13F-HR 0001104659-25-109927 filed by BLAIR WILLIAM & CO/IL
    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 3,124,542 shares
    Change vs previous 13F -416,903 shares

    0.5% of the 13F portfolio, value $179,911,128.

    13F-HR 0001104659-25-070274 filed by BLAIR WILLIAM & CO/IL
    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 3,541,445 shares
    Change vs previous 13F +96,731 shares

    0.47% of the 13F portfolio, value $156,779,770.

    13F-HR 0001104659-25-046545 filed by BLAIR WILLIAM & CO/IL
    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 3,444,714 shares
    Change vs previous 13F +317,712 shares

    0.62% of the 13F portfolio, value $211,608,781.

    13F-HR 0001104659-25-011872 filed by BLAIR WILLIAM & CO/IL
    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 3,127,002 shares
    Change vs previous 13F not available

    0.46% of the 13F portfolio, value $157,100,580.

    13F-HR 0001104659-24-116499 filed by BLAIR WILLIAM & CO/IL
    Filed (acceptance time not in the bulk data set), ingested

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