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Disclosery

BLAIR WILLIAM & CO/IL: HEI-A position timeline

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

BLAIR WILLIAM & CO/IL held 12,474 HEI-A 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 12,474 shares
    Change vs previous 13F +2,235 shares

    0.01% of the 13F portfolio, value $3,217,134.

    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 10,239 shares
    Change vs previous 13F +27 shares

    0.01% of the 13F portfolio, value $2,161,442.

    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 10,212 shares
    Change vs previous 13F -104 shares

    0.01% of the 13F portfolio, value $2,577,866.

    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 10,316 shares
    Change vs previous 13F +51 shares

    0.01% of the 13F portfolio, value $2,621,302.

    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 10,265 shares
    Change vs previous 13F +1,216 shares

    0.01% of the 13F portfolio, value $2,655,983.

    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 9,049 shares
    Change vs previous 13F -4 shares

    0.01% of the 13F portfolio, value $1,908,998.

    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 9,053 shares
    Change vs previous 13F -5 shares

    <0.01% of the 13F portfolio, value $1,684,521.

    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 9,058 shares
    Change vs previous 13F not available

    0.01% of the 13F portfolio, value $1,845,658.

    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).