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Disclosery

JANE STREET GROUP, LLC: MYCK position timeline

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

JANE STREET GROUP, LLC held 15,083 MYCK 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 15,083 shares
    Change vs previous 13F +15,083 shares

    <0.01% of the 13F portfolio, value $374,087.

    13F-HR 0001595888-26-000108 filed by JANE STREET GROUP, 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 0 shares
    Change vs previous 13F -13,604 shares

    13F-HR 0001595888-26-000043 filed by JANE STREET GROUP, 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 ended2025-12-31
    13F 13,604 shares
    Change vs previous 13F -3,063 shares

    <0.01% of the 13F portfolio, value $341,387.

    13F-HR 0001595888-26-000023 filed by JANE STREET GROUP, 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 16,667 shares
    Change vs previous 13F +905 shares

    <0.01% of the 13F portfolio, value $419,433.

    13F-HR 0001595888-25-000155 filed by JANE STREET GROUP, 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 15,762 shares
    Change vs previous 13F -20,563 shares

    <0.01% of the 13F portfolio, value $392,676.

    13F-HR 0001595888-25-000117 filed by JANE STREET GROUP, 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/A 36,325 shares
    Change vs previous 13F +25,607 shares

    <0.01% of the 13F portfolio, value $892,142.

    13F-HR/A 0001595888-25-000100 filed by JANE STREET GROUP, 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 10,718 shares
    Change vs previous 13F not available

    <0.01% of the 13F portfolio, value $258,679.

    13F-HR 0001595888-25-000068 filed by JANE STREET GROUP, LLC
    Filed (acceptance time not in the bulk data set), ingested

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