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NORGES BANK

Bank

Position in CIEN — Ciena Corp

CIK 1374170 OSLO, Q8

Position in CIEN

as of Jun 30, 2026 · filed Aug 12, 2026
Position Value
$835,499,716
+$645,608,970 QoQ
Shares Held
1,703,155
+109.8% QoQ
Ownership
1.20%
of shares outstanding
% of Portfolio
0.08%
of 13F equity value
Holder Rank
#13
of 1,217 holders
Holding Since
Mar 2020
23 quarters on record
Voting authority Sole 100% Shared 0% None 0%

Common Shares in CIEN Over Time

Shares Held

Position Value (USD)

Position in Communication Equipment

Technology · as of Jun 30, 2026

NORGES BANK holds $10,458,226,110 across 16 Communication Equipment names. CIEN ranks #4 (8.0% of the industry book) .

# Ticker Company Shares Value (USD) Open
4 CIEN
Ciena Corp
This page
1,703,155 $835,499,716

All Filings in CIEN

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23 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $835,499,716 1,703,155
2025-12-31 $189,890,746 811,950
2025-06-30 $6,359,192 78,190
2025-03-31 $4,264,786 70,574
2024-12-31 $7,355,910 86,734
2024-09-30 $4,433,063 71,977
2024-06-30 $1,979,089 41,077
2023-12-31 $73,475,944 1,632,436
2023-09-30 $74,602,509 1,578,555
2023-06-30 $66,087,926 1,555,376
2023-03-31 $79,754,088 1,518,547
2022-12-31 $66,942,092 1,313,105
2022-09-30 $53,832,949 1,331,510
2022-06-30 $66,613,599 1,457,628
2022-03-31 $85,304,954 1,406,976
2021-12-31 $109,724,737 1,425,552
2021-09-30 $72,929,888 1,420,251
2021-06-30 $81,648,471 1,435,199
2021-03-31 $78,534,089 1,435,199
2020-12-31 $135,286,592 2,559,822
2020-09-30 $104,863,043 2,642,052
2020-06-30 $84,980,939 1,569,072
2020-03-31 $81,694,061 2,052,099