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Czech National Bank

Bank

Position in CIEN — Ciena Corp

CIK 1908923 PRAGUE, 2N

Position in CIEN

as of Jun 30, 2026 · filed Jul 8, 2026
Position Value
$19,743,568
+$4,850,677 QoQ
Shares Held
40,247
+4.9% QoQ
Ownership
0.028%
of shares outstanding
% of Portfolio
0.11%
of 13F equity value
Holder Rank
#202
of 1,218 holders
Holding Since
Mar 2026
2 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

Czech National Bank holds $211,032,671 across 6 Communication Equipment names. CIEN ranks #2 (9.4% of the industry book) .

# Ticker Company Shares Value (USD) Open
2 CIEN
Ciena Corp
This page
40,247 $19,743,568

All Filings in CIEN

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2 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $19,743,568 40,247
2026-03-31 $14,892,891 38,361