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Marex Group plc

Position in CIEN — Ciena Corp

CIK 1997464 London, X0

Position in CIEN

as of Jun 30, 2026 · filed Aug 14, 2026
Position Value
$7,438,851
+$6,967,152 QoQ
Shares Held
15,164
+1148.1% QoQ
Ownership
0.011%
of shares outstanding
% of Portfolio
0.06%
of 13F equity value
Holder Rank
#325
of 1,218 holders
Holding Since
Jun 2024
5 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

Marex Group plc holds $1,529,897,348 across 13 Communication Equipment names. CIEN ranks #6 (0.5% of the industry book) .

# Ticker Company Shares Value (USD) Open
6 CIEN
Ciena Corp
This page
15,164 $7,438,851

All Filings in CIEN

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5 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $7,438,851 15,164
2026-03-31 $471,699 1,215
2025-06-30 $434,464 5,342
2025-03-31 $267,764 4,431
2024-06-30 $216,038 4,484