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B. Metzler seel. Sohn & Co. AG

Position in CIEN — Ciena Corp

CIK 1847838 FRANKFURT, 2M

Position in CIEN

as of Jun 30, 2026 · filed Aug 11, 2026
Position Value
$4,150,628
+$619,677 QoQ
Shares Held
8,461
-7.0% QoQ
Ownership
0.006%
of shares outstanding
% of Portfolio
0.04%
of 13F equity value
Holder Rank
#405
of 1,217 holders
Holding Since
Dec 2025
3 quarters on record
Voting authority Sole 56% Shared 0% None 44%

Common Shares in CIEN Over Time

Shares Held

Position Value (USD)

Position in Communication Equipment

Technology · as of Jun 30, 2026

B. Metzler seel. Sohn & Co. AG holds $123,017,994 across 7 Communication Equipment names. CIEN ranks #5 (3.4% of the industry book) .

# Ticker Company Shares Value (USD) Open
5 CIEN
Ciena Corp
This page
8,461 $4,150,628

All Filings in CIEN

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3 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $4,150,628 8,461
2026-03-31 $3,530,951 9,095
2025-12-31 $1,723,620 7,370