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Rakuten Group, Inc.: CIEN position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of Rakuten Group, Inc. on CIEN, newest first. How the timeline and the estimate are built.

Rakuten Group, Inc. held 23,667 CIEN shares at 2026-06-30 per its 13F-HR filed 2026-08-18.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 23,667 shares
    Change vs previous 13F +1,435 shares

    0.03% of the 13F portfolio, value $11,341,116.

    13F-HR 0000898432-26-000671 filed by Rakuten Investment Management, Inc.
    Filed (acceptance time not in the bulk data set), ingested

    • Rakuten Securities, Inc.: 540 shares
    • Rakuten Investment Management, Inc.: 23,127 shares

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

  2. period ended2026-03-31
    13F 22,232 shares
    Change vs previous 13F +14,894 shares

    0.02% of the 13F portfolio, value $8,145,529.

    13F-HR 0000898432-26-000355 filed by Rakuten Investment Management, Inc.
    Filed (acceptance time not in the bulk data set), ingested

    • Rakuten Securities, Inc.: 1,328 shares
    • Rakuten Investment Management, Inc.: 20,904 shares

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

  3. period ended2025-12-31
    13F 7,338 shares
    Change vs previous 13F +7,229 shares

    0.01% of the 13F portfolio, value $1,746,790.

    13F-HR 0000898432-26-000121 filed by Rakuten Investment Management, Inc.
    Filed (acceptance time not in the bulk data set), ingested

    • Rakuten Securities, Inc.: 1,363 shares
    • Rakuten Investment Management, Inc.: 5,975 shares

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

  4. period ended2025-09-30
    13F 109 shares
    Change vs previous 13F +102 shares

    0.01% of the 13F portfolio, value $15,878.

    13F-HR 0002009539-25-000013 filed by Rakuten Securities, Inc.
    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/A 7 shares
    Change vs previous 13F -23 shares

    <0.01% of the 13F portfolio, value $569.

    13F-HR/A 0002009539-25-000010 filed by Rakuten Securities, Inc.
    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 30 shares
    Change vs previous 13F not available

    <0.01% of the 13F portfolio, value $1,813.

    13F-HR 0002009539-25-000004 filed by Rakuten Securities, Inc.
    Filed (acceptance time not in the bulk data set), ingested

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