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Disclosery

BLAIR WILLIAM & CO/IL: WSC position timeline

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

BLAIR WILLIAM & CO/IL held 141,057 WSC 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 141,057 shares
    Change vs previous 13F +218 shares

    0.01% of the 13F portfolio, value $4,070,900.

    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 140,839 shares
    Change vs previous 13F -37,594 shares

    0.01% of the 13F portfolio, value $2,444,971.

    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 178,433 shares
    Change vs previous 13F -2,914 shares

    0.01% of the 13F portfolio, value $3,359,896.

    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 181,347 shares
    Change vs previous 13F -891 shares

    0.01% of the 13F portfolio, value $3,828,233.

    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 182,238 shares
    Change vs previous 13F -2,212 shares

    0.01% of the 13F portfolio, value $4,993,319.

    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 184,450 shares
    Change vs previous 13F -4,765 shares

    0.02% of the 13F portfolio, value $5,127,706.

    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 189,215 shares
    Change vs previous 13F -34,303 shares

    0.02% of the 13F portfolio, value $6,329,242.

    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 223,518 shares
    Change vs previous 13F not available

    0.02% of the 13F portfolio, value $8,404,277.

    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).