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Disclosery

Atom Investors LP: ALK position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of Atom Investors LP on ALK, newest first. How the timeline and the estimate are built.

Atom Investors LP held 0 ALK shares at 2026-06-30 per its 13F-HR filed 2026-08-14.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 0 shares
    Change vs previous 13F -229,238 shares

    13F-HR 0001214659-26-010164 filed by Atom Investors LP
    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 229,238 shares
    Change vs previous 13F +182,791 shares

    0.6% of the 13F portfolio, value $8,431,374.

    13F-HR 0001214659-26-006309 filed by Atom Investors LP
    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 46,447 shares
    Change vs previous 13F +26,107 shares

    0.19% of the 13F portfolio, value $2,336,284.

    13F-HR 0001214659-26-001839 filed by Atom Investors LP
    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 20,340 shares
    Change vs previous 13F -14,290 shares

    0.08% of the 13F portfolio, value $1,012,525.

    13F-HR 0001214659-25-016495 filed by Atom Investors LP
    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 34,630 shares
    Change vs previous 13F +34,630 shares

    0.15% of the 13F portfolio, value $1,713,492.

    13F-HR 0001214659-25-012165 filed by Atom Investors LP
    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 0 shares
    Change vs previous 13F -12,160 shares

    13F-HR 0001214659-25-007681 filed by Atom Investors LP
    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.

  7. period ended2024-12-31
    13F 12,160 shares
    Change vs previous 13F not available

    0.1% of the 13F portfolio, value $787,360.

    13F-HR 0001214659-25-002663 filed by Atom Investors LP
    Filed (acceptance time not in the bulk data set), ingested

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