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Disclosery

PEAK6 LLC: WST position timeline

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

PEAK6 LLC held 2 WST 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 2 shares
    Change vs previous 13F +2 shares

    <0.01% of the 13F portfolio, value $692.

    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 ended2025-12-31
    13F/A 0 shares
    Change vs previous 13F -377 shares

    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).

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

  3. period ended2025-09-30
    13F/A 377 shares
    Change vs previous 13F +377 shares

    <0.01% of the 13F portfolio, value $98,898.

    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).

  4. period ended2025-03-31
    13F 0 shares
    Change vs previous 13F -2,986 shares

    13F-HR 0001389958-25-000011 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).

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

  5. period ended2024-12-31
    13F 2,986 shares
    Change vs previous 13F not available

    0.04% of the 13F portfolio, value $978,094.

    13F-HR 0001389958-25-000006 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).