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Disclosery

Russell Investments Group, Ltd.: KOPN position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of Russell Investments Group, Ltd. on KOPN, newest first. How the timeline and the estimate are built.

Russell Investments Group, Ltd. held 1,161,879 KOPN shares at 2026-06-30 per its 13F-HR filed 2026-08-06.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 1,161,879 shares
    Change vs previous 13F +697,514 shares

    <0.01% of the 13F portfolio, value $5,205,216.

    13F-HR 0001193125-26-336961 filed by Russell Investments Group, Ltd.
    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 464,365 shares
    Change vs previous 13F +451,814 shares

    <0.01% of the 13F portfolio, value $1,044,820.

    13F-HR 0001193125-26-213225 filed by Russell Investments Group, Ltd.
    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 12,551 shares
    Change vs previous 13F -831 shares

    <0.01% of the 13F portfolio, value $29,369.

    13F-HR 0001193125-26-053181 filed by Russell Investments Group, Ltd.
    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 13,382 shares
    Change vs previous 13F not available

    <0.01% of the 13F portfolio, value $32,518.

    13F-HR 0001193125-25-278803 filed by Russell Investments Group, Ltd.
    Filed (acceptance time not in the bulk data set), ingested

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