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BLAIR WILLIAM & CO/IL: WTFC position timeline

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

BLAIR WILLIAM & CO/IL held 18,905 WTFC 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 18,905 shares
    Change vs previous 13F +49 shares

    0.01% of the 13F portfolio, value $3,038,426.

    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 18,856 shares
    Change vs previous 13F +104 shares

    0.01% of the 13F portfolio, value $2,619,845.

    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 18,752 shares
    Change vs previous 13F +142 shares

    0.01% of the 13F portfolio, value $2,621,946.

    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 18,610 shares
    Change vs previous 13F -145 shares

    0.01% of the 13F portfolio, value $2,464,690.

    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 18,755 shares
    Change vs previous 13F -300 shares

    0.01% of the 13F portfolio, value $2,325,300.

    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 19,055 shares
    Change vs previous 13F +109 shares

    0.01% of the 13F portfolio, value $2,142,926.

    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 18,946 shares
    Change vs previous 13F -578 shares

    0.01% of the 13F portfolio, value $2,362,706.

    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 19,524 shares
    Change vs previous 13F not available

    0.01% of the 13F portfolio, value $2,118,967.

    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).