Skip to content
Disclosery

BLAIR WILLIAM & CO/IL: SPYM position timeline

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

BLAIR WILLIAM & CO/IL held 188,833 SPYM 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 188,833 shares
    Change vs previous 13F +6,591 shares

    0.04% of the 13F portfolio, value $16,594,645.

    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 182,242 shares
    Change vs previous 13F +8,484 shares

    0.04% of the 13F portfolio, value $13,948,788.

    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 173,758 shares
    Change vs previous 13F +51,290 shares

    0.04% of the 13F portfolio, value $13,938,902.

    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 122,468 shares
    Change vs previous 13F +19,147 shares

    0.03% of the 13F portfolio, value $9,594,128.

    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 103,321 shares
    Change vs previous 13F +1,133 shares

    0.02% of the 13F portfolio, value $7,510,401.

    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 102,188 shares
    Change vs previous 13F +9,005 shares

    0.02% of the 13F portfolio, value $6,719,910.

    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 93,183 shares
    Change vs previous 13F +59,494 shares

    0.02% of the 13F portfolio, value $6,424,025.

    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 33,689 shares
    Change vs previous 13F not available

    0.01% of the 13F portfolio, value $2,274,351.

    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).