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Atika Capital Management LLC: NET position timeline

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

Atika Capital Management LLC held 0 NET 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 -65,000 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 65,000 shares
    Change vs previous 13F +10,100 shares

    2.12% of the 13F portfolio, value $13,412,100.

    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 54,900 shares
    Change vs previous 13F -43,110 shares

    1.51% of the 13F portfolio, value $10,823,535.

    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).

  4. period ended2025-09-30
    13F 98,010 shares
    Change vs previous 13F +29,209 shares

    1.79% of the 13F portfolio, value $21,031,965.

    13F-HR 0001214659-25-016379 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).

  5. period ended2025-06-30
    13F 68,801 shares
    Change vs previous 13F +32,801 shares

    1.41% of the 13F portfolio, value $13,473,300.

    13F-HR 0001214659-25-011890 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).

  6. period ended2025-03-31
    13F 36,000 shares
    Change vs previous 13F -35,800 shares

    0.62% of the 13F portfolio, value $4,056,840.

    13F-HR 0001214659-25-007540 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).

  7. period ended2024-12-31
    13F 71,800 shares
    Change vs previous 13F -15,200 shares

    1% of the 13F portfolio, value $7,731,425.

    13F-HR 0001214659-25-002515 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).

  8. period ended2024-09-30
    13F 87,000 shares
    Change vs previous 13F not available

    0.75% of the 13F portfolio, value $7,037,430.

    13F-HR 0001214659-24-018802 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).