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BLAIR WILLIAM & CO/IL: SPSM position timeline

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

BLAIR WILLIAM & CO/IL held 30,404 SPSM 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 30,404 shares
    Change vs previous 13F -1,050 shares

    <0.01% of the 13F portfolio, value $1,753,372.

    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 31,454 shares
    Change vs previous 13F -769 shares

    <0.01% of the 13F portfolio, value $1,519,875.

    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 32,223 shares
    Change vs previous 13F -4,063 shares

    <0.01% of the 13F portfolio, value $1,509,979.

    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 36,286 shares
    Change vs previous 13F +554 shares

    <0.01% of the 13F portfolio, value $1,680,772.

    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 35,732 shares
    Change vs previous 13F -13,600 shares

    <0.01% of the 13F portfolio, value $1,522,183.

    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 49,332 shares
    Change vs previous 13F -1,406 shares

    0.01% of the 13F portfolio, value $2,010,791.

    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 50,738 shares
    Change vs previous 13F +2,781 shares

    0.01% of the 13F portfolio, value $2,279,152.

    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 47,957 shares
    Change vs previous 13F not available

    0.01% of the 13F portfolio, value $2,182,518.

    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).