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BLAIR WILLIAM & CO/IL: XYZ position timeline

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

BLAIR WILLIAM & CO/IL held 146,280 XYZ 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 146,280 shares
    Change vs previous 13F -68,437 shares

    0.03% of the 13F portfolio, value $11,117,268.

    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 214,717 shares
    Change vs previous 13F -14,509 shares

    0.04% of the 13F portfolio, value $12,921,647.

    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 229,226 shares
    Change vs previous 13F -48,419 shares

    0.04% of the 13F portfolio, value $14,920,329.

    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 277,645 shares
    Change vs previous 13F -59,151 shares

    0.05% of the 13F portfolio, value $20,065,377.

    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 336,796 shares
    Change vs previous 13F -1,364,093 shares

    0.06% of the 13F portfolio, value $22,878,526.

    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 1,700,889 shares
    Change vs previous 13F +226,208 shares

    0.28% of the 13F portfolio, value $92,409,312.

    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 1,474,681 shares
    Change vs previous 13F +982,699 shares

    0.36% of the 13F portfolio, value $125,333,133.

    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 491,982 shares
    Change vs previous 13F not available

    0.1% of the 13F portfolio, value $33,026,752.

    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).