Skip to main content

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 Mar 31, 2026 · filed May 13, 2026
Position Value
$330,745,554
+$167,606,501 QoQ
Shares Held
851,932
+22.1% QoQ
Ownership
0.602%
of shares outstanding
% of Portfolio
0.07%
of 13F equity value
Holder Rank
not a current holder
Holding Since
Mar 2020
25 quarters on record
Voting authority Sole 51.07262081950202.ToString("F0")% Shared 0.ToString("F0")% None 48.92737918049798.ToString("F0")%

Common Shares in CIEN Over Time

Shares Held

Position Value (USD)

Position in Communication Equipment

Technology · as of Mar 31, 2026

UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC holds $5,111,258,003 across 24 Communication Equipment names. CIEN ranks #3 (6.5% of the industry book) .

# Ticker Company Shares Value (USD) Open
3 CIEN
Ciena Corp
This page
851,932 $330,745,554

All Filings in CIEN

Export CSV
25 filing rows on record
Report Date Value (USD) Shares
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