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BLAIR WILLIAM & CO/IL: AEF position timeline

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

BLAIR WILLIAM & CO/IL held 15,501 AEF 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 15,501 shares
    Change vs previous 13F -1,037 shares

    <0.01% of the 13F portfolio, value $148,808.

    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 16,538 shares
    Change vs previous 13F -9 shares

    <0.01% of the 13F portfolio, value $120,560.

    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 16,547 shares
    Change vs previous 13F +14 shares

    <0.01% of the 13F portfolio, value $115,826.

    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 16,533 shares
    Change vs previous 13F -10 shares

    <0.01% of the 13F portfolio, value $107,131.

    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 16,543 shares
    Change vs previous 13F -623 shares

    <0.01% of the 13F portfolio, value $98,268.

    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 17,166 shares
    Change vs previous 13F -426 shares

    <0.01% of the 13F portfolio, value $85,146.

    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 17,592 shares
    Change vs previous 13F -8,080 shares

    <0.01% of the 13F portfolio, value $91,303.

    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 25,672 shares
    Change vs previous 13F not available

    <0.01% of the 13F portfolio, value $144,663.

    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).