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Quadrature Capital Ltd

Position in CIEN — Ciena Corp

CIK 1651424 LONDON, X0

Position in CIEN

as of Jun 30, 2026 · filed Aug 7, 2026
Position Value
$26,147,829
+$25,496,735 QoQ
Shares Held
53,302
+1814.6% QoQ
Ownership
0.038%
of shares outstanding
% of Portfolio
0.26%
of 13F equity value
Holder Rank
#171
of 1,218 holders
Holding Since
Jun 2020
9 quarters on record
Voting authority Sole 0% Shared 100% None 0%

Common Shares in CIEN Over Time

Shares Held

Position Value (USD)

Position in Communication Equipment

Technology · as of Jun 30, 2026

Quadrature Capital Ltd holds $424,289,335 across 13 Communication Equipment names. CIEN ranks #4 (6.2% of the industry book) .

# Ticker Company Shares Value (USD) Open
4 CIEN
Ciena Corp
This page
53,302 $26,147,829

All Filings in CIEN

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9 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $26,147,829 53,302
2025-12-31 $651,094 2,784
2025-03-31 $251,328 4,159
2023-09-30 $927,382 19,623
2023-06-30 $573,572 13,499
2023-03-31 $277,463 5,283
2022-12-31 $203,155 3,985
2021-06-30 $906,485 15,934
2020-06-30 $1,150,575 21,244