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TANAKA CAPITAL MANAGEMENT INC: CCJ position timeline

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

TANAKA CAPITAL MANAGEMENT INC held 21,575 CCJ shares at 2026-03-31 per its 13F-HR filed 2026-05-18.

the latest 13F is the newest step

  1. period ended2026-03-31
    13F 21,575 shares
    Change vs previous 13F +5,185 shares

    3.91% of the 13F portfolio, value $2,343,000.

    13F-HR 0000816788-26-000002 filed by TANAKA CAPITAL MANAGEMENT INC
    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 16,390 shares
    Change vs previous 13F -115 shares

    2.74% of the 13F portfolio, value $1,500,000.

    13F-HR 0000816788-26-000001 filed by TANAKA CAPITAL MANAGEMENT INC
    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 16,505 shares
    Change vs previous 13F -210 shares

    2.49% of the 13F portfolio, value $1,384,000.

    13F-HR 0000816788-25-000005 filed by TANAKA CAPITAL MANAGEMENT INC
    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 16,715 shares
    Change vs previous 13F -134 shares

    1.64% of the 13F portfolio, value $688,000.

    13F-HR 0000816788-25-000002 filed by TANAKA CAPITAL MANAGEMENT INC
    Filed (acceptance time not in the bulk data set), ingested

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

  5. period ended2024-12-31
    13F 16,849 shares
    Change vs previous 13F -190 shares

    1.98% of the 13F portfolio, value $866,000.

    13F-HR 0000816788-25-000001 filed by TANAKA CAPITAL MANAGEMENT INC
    Filed (acceptance time not in the bulk data set), ingested

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

  6. period ended2024-09-30
    13F 17,039 shares
    Change vs previous 13F -80 shares

    1.88% of the 13F portfolio, value $814,000.

    13F-HR 0000816788-24-000004 filed by TANAKA CAPITAL MANAGEMENT INC
    Filed (acceptance time not in the bulk data set), ingested

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

  7. period ended2024-06-30
    13F 17,119 shares
    Change vs previous 13F not available

    1.99% of the 13F portfolio, value $842,000.

    13F-HR 0000816788-24-000003 filed by TANAKA CAPITAL MANAGEMENT INC
    Filed (acceptance time not in the bulk data set), ingested

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