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PEAK6 LLC: IONS position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of PEAK6 LLC on IONS, newest first. How the timeline and the estimate are built.

PEAK6 LLC held 29,460 IONS 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 29,460 shares
    Change vs previous 13F -4,959 shares

    0.06% of the 13F portfolio, value $2,335,883.

    13F-HR 0001389958-26-000014 filed by PEAK6 LLC
    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 34,419 shares
    Change vs previous 13F +3,777 shares

    0.07% of the 13F portfolio, value $2,584,523.

    13F-HR 0001389958-26-000013 filed by PEAK6 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/A 30,642 shares
    Change vs previous 13F +24,530 shares

    0.07% of the 13F portfolio, value $2,424,089.

    13F-HR/A 0001389958-26-000008 filed by PEAK6 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/A 6,112 shares
    Change vs previous 13F not available

    0.01% of the 13F portfolio, value $399,847.

    13F-HR/A 0001389958-26-000011 filed by PEAK6 LLC
    Filed (acceptance time not in the bulk data set), ingested

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