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Disclosery

Atika Capital Management LLC: HEI position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of Atika Capital Management LLC on HEI, newest first. How the timeline and the estimate are built.

Atika Capital Management LLC held 0 HEI shares at 2026-06-30 per its 13F-HR filed 2026-08-13.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 0 shares
    Change vs previous 13F -19,265 shares

    13F-HR 0001214659-26-010035 filed by Atika Capital Management LLC
    Filed (acceptance time not in the bulk data set), ingested

    Acceptance time not in the bulk data set (spec §4.2).

    Exited: the 13F for this period no longer lists the position.

  2. period ended2026-03-31
    13F 19,265 shares
    Change vs previous 13F -7,035 shares

    0.83% of the 13F portfolio, value $5,282,464.

    13F-HR 0001214659-26-006119 filed by Atika Capital Management LLC
    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 26,300 shares
    Change vs previous 13F not available

    1.19% of the 13F portfolio, value $8,510,417.

    13F-HR 0001214659-26-001658 filed by Atika Capital Management LLC
    Filed (acceptance time not in the bulk data set), ingested

    Acceptance time not in the bulk data set (spec §4.2).