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LMR Partners LLP

Position in CIEN — Ciena Corp

CIK 1578621 LONDON, X0

Position in CIEN

as of Jun 30, 2026 · filed Aug 14, 2026
Position Value
$6,394,940
-$13,498,353 QoQ
Shares Held
13,036
-74.6% QoQ
Ownership
0.009%
of shares outstanding
% of Portfolio
0.07%
of 13F equity value
Holder Rank
#361
of 1,225 holders
Holding Since
Jun 2020
13 quarters on record
Voting authority Sole 98% Shared 2% None 0%

Common Shares in CIEN Over Time

Shares Held

Position Value (USD)

Position in Communication Equipment

Technology · as of Jun 30, 2026

LMR Partners LLP holds $157,556,417 across 10 Communication Equipment names. CIEN ranks #4 (4.1% of the industry book) .

# Ticker Company Shares Value (USD) Open
4 CIEN
Ciena Corp
This page
13,036 $6,394,940

All Filings in CIEN

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13 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $6,394,940 13,036
2026-03-31 $19,893,293 51,241
2025-12-31 $63,612,640 272,000
2025-09-30 $15,513,855 106,500
2025-06-30 $23,179,050 285,000
2025-03-31 $4,532,250 75,000
2024-12-31 $4,240,500 50,000
2024-09-30 $17,236,146 279,853
2023-12-31 $12,377,750 275,000
2022-12-31 $20,392,000 400,000
2022-03-31 $2,958,986 48,804
2021-12-31 $7,697,000 100,000
2020-06-30 $513,166 9,475