Skip to content
Disclosery

NORGES BANK: CIEN position timeline

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

NORGES BANK held 1,703,155 CIEN shares at 2026-06-30 per its 13F-HR filed 2026-08-12.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 1,703,155 shares
    Change vs previous 13F +1,703,155 shares

    0.08% of the 13F portfolio, value $835,499,717.

    13F-HR 0001374170-26-000069 filed by NORGES BANK
    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 -811,950 shares

    13F-HR 0001374170-26-000023 filed by NORGES BANK
    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 811,950 shares
    Change vs previous 13F +811,950 shares

    0.02% of the 13F portfolio, value $189,890,747.

    13F-HR 0001374170-26-000012 filed by NORGES BANK
    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 0 shares
    Change vs previous 13F -78,190 shares

    13F-HR 0001374170-25-000104 filed by NORGES BANK
    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 ended2025-06-30
    13F 78,190 shares
    Change vs previous 13F +7,616 shares

    <0.01% of the 13F portfolio, value $6,359,193.

    13F-HR 0001374170-25-000079 filed by NORGES BANK
    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 70,574 shares
    Change vs previous 13F -16,160 shares

    <0.01% of the 13F portfolio, value $4,264,787.

    13F-HR/A 0001374170-26-000021 filed by NORGES BANK
    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 86,734 shares
    Change vs previous 13F +14,757 shares

    <0.01% of the 13F portfolio, value $7,355,911.

    13F-HR 0001374170-25-000027 filed by NORGES BANK
    Filed (acceptance time not in the bulk data set), ingested

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

  8. period ended2024-09-30
    13F/A 71,977 shares
    Change vs previous 13F not available

    <0.01% of the 13F portfolio, value $4,433,063.

    13F-HR/A 0001374170-25-000102 filed by NORGES BANK
    Filed (acceptance time not in the bulk data set), ingested

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