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UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC

Position in CIEN — Ciena Corp

CIK 861177 NEW YORK, NY

Position in CIEN

as of Jun 30, 2026 · filed Aug 13, 2026
Position Value
$561,926,664
+$231,181,110 QoQ
Shares Held
1,145,480
+34.5% QoQ
Ownership
0.809%
of shares outstanding
% of Portfolio
0.10%
of 13F equity value
Holder Rank
#20
of 1,226 holders
Holding Since
Mar 2020
26 quarters on record
Voting authority Sole 50% Shared 0% None 50%

Common Shares in CIEN Over Time

Shares Held

Position Value (USD)

Position in Communication Equipment

Technology · as of Jun 30, 2026

UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC holds $7,625,361,555 across 24 Communication Equipment names. CIEN ranks #4 (7.4% of the industry book) .

# Ticker Company Shares Value (USD) Open
4 CIEN
Ciena Corp
This page
1,145,480 $561,926,664

All Filings in CIEN

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26 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $561,926,664 1,145,480
2026-03-31 $330,745,554 851,932
2025-12-31 $163,139,053 697,563
2025-09-30 $67,826,860 465,620
2025-06-30 $53,991,891 663,862
2025-03-31 $30,745,994 508,787
2024-12-31 $49,425,906 582,784
2024-09-30 $33,326,158 541,097
2024-06-30 $20,732,235 430,308
2024-03-31 $13,193,949 266,814
2023-12-31 $11,629,501 258,376
2023-09-30 $12,103,378 256,102
2023-06-30 $11,494,520 270,523
2023-03-31 $14,207,866 270,523
2022-12-31 $14,249,213 279,506
2022-09-30 $11,679,617 288,885
2022-06-30 $14,495,214 317,182
2022-03-31 $17,056,851 281,327
2021-12-31 $121,639,074 1,580,344
2021-09-30 $101,156,209 1,969,936
2021-06-30 $178,970,872 3,145,911
2021-03-31 $184,388,447 3,369,672
2020-12-31 $148,091,193 2,802,104
2020-09-30 $11,692,432 294,594
2020-06-30 $15,291,694 282,343
2020-03-31 $8,927,589 224,255