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DARK FOREST CAPITAL MANAGEMENT LP: ATKR position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of DARK FOREST CAPITAL MANAGEMENT LP on ATKR, newest first. How the timeline and the estimate are built.

DARK FOREST CAPITAL MANAGEMENT LP held 9,170 ATKR 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 9,170 shares
    Change vs previous 13F +4,631 shares

    0.04% of the 13F portfolio, value $697,287.

    13F-HR 0002073679-26-000088 filed by DARK FOREST CAPITAL MANAGEMENT LP
    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 4,539 shares
    Change vs previous 13F +4,539 shares

    0.02% of the 13F portfolio, value $267,392.

    13F-HR 0002073679-26-000055 filed by DARK FOREST CAPITAL MANAGEMENT LP
    Filed (acceptance time not in the bulk data set), ingested

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

  3. period ended2025-09-30
    13F/A 0 shares
    Change vs previous 13F -14,188 shares

    13F-HR/A 0001853322-25-000011 filed by DARK FOREST CAPITAL MANAGEMENT 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.

  4. period ended2025-06-30
    13F 14,188 shares
    Change vs previous 13F +7,217 shares

    0.04% of the 13F portfolio, value $1,000,963.

    13F-HR 0001853322-25-000007 filed by DARK FOREST CAPITAL MANAGEMENT LP
    Filed (acceptance time not in the bulk data set), ingested

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

  5. period ended2025-03-31
    13F 6,971 shares
    Change vs previous 13F -1,411 shares

    0.02% of the 13F portfolio, value $418,190.

    13F-HR 0001853322-25-000005 filed by DARK FOREST CAPITAL MANAGEMENT LP
    Filed (acceptance time not in the bulk data set), ingested

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

  6. period ended2024-12-31
    13F 8,382 shares
    Change vs previous 13F -13,277 shares

    0.1% of the 13F portfolio, value $699,477.

    13F-HR 0001853322-25-000003 filed by DARK FOREST CAPITAL MANAGEMENT LP
    Filed (acceptance time not in the bulk data set), ingested

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

  7. period ended2024-09-30
    13F 21,659 shares
    Change vs previous 13F not available

    0.23% of the 13F portfolio, value $1,835,384.

    13F-HR 0001853322-24-000008 filed by DARK FOREST CAPITAL MANAGEMENT LP
    Filed (acceptance time not in the bulk data set), ingested

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