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BLAIR WILLIAM & CO/IL: ET position timeline

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

BLAIR WILLIAM & CO/IL held 487,218 ET 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 487,218 shares
    Change vs previous 13F -59,841 shares

    0.02% of the 13F portfolio, value $9,315,615.

    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 547,059 shares
    Change vs previous 13F -606 shares

    0.03% of the 13F portfolio, value $10,558,232.

    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 547,665 shares
    Change vs previous 13F -4,254 shares

    0.02% of the 13F portfolio, value $9,030,990.

    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 551,919 shares
    Change vs previous 13F -20,501 shares

    0.03% of the 13F portfolio, value $9,470,926.

    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 572,420 shares
    Change vs previous 13F +468 shares

    0.03% of the 13F portfolio, value $10,377,975.

    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 571,952 shares
    Change vs previous 13F +56,660 shares

    0.03% of the 13F portfolio, value $10,632,596.

    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 515,292 shares
    Change vs previous 13F +39,816 shares

    0.03% of the 13F portfolio, value $10,094,577.

    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 475,476 shares
    Change vs previous 13F not available

    0.02% of the 13F portfolio, value $7,631,395.

    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).