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Vanguard Personalized Indexing Management, LLC

Position in CIEN — Ciena Corp

CIK 1767306 OAKLAND, CA

Position in CIEN

as of Jun 30, 2026 · filed Aug 11, 2026
Position Value
$10,313,533
+$1,756,944 QoQ
Shares Held
21,024
-4.6% QoQ
Ownership
0.015%
of shares outstanding
% of Portfolio
0.09%
of 13F equity value
Holder Rank
#276
of 1,217 holders
Holding Since
Mar 2020
26 quarters on record
Voting authority Sole 70% Shared 0% None 30%

Common Shares in CIEN Over Time

Shares Held

Position Value (USD)

Position in Communication Equipment

Technology · as of Jun 30, 2026

Vanguard Personalized Indexing Management, LLC holds $133,633,517 across 17 Communication Equipment names. CIEN ranks #4 (7.7% of the industry book) .

# Ticker Company Shares Value (USD) Open
4 CIEN
Ciena Corp
This page
21,024 $10,313,533

All Filings in CIEN

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26 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $10,313,533 21,024
2026-03-31 $8,556,589 22,040
2025-12-31 $4,776,327 20,423
2025-09-30 $2,824,686 19,391
2025-06-30 $1,599,679 19,669
2025-03-31 $1,012,142 16,749
2024-12-31 $1,251,032 14,751
2024-09-30 $857,640 13,925
2024-06-30 $631,687 13,111
2024-03-31 $640,624 12,955
2023-12-31 $804,553 17,875
2023-09-30 $393,250 8,321
2023-06-30 $340,812 8,021
2023-03-31 $980,863 18,676
2022-12-31 $428,537 8,406
2022-09-30 $327,361 8,097
2022-06-30 $417,195 9,129
2022-03-31 $654,015 10,787
2021-12-31 $705,968 9,172
2021-09-30 $335,212 6,528
2021-06-30 $637,964 11,214
2021-03-31 $1,021,622 18,670
2020-12-31 $1,041,673 19,710
2020-09-30 $822,138 20,714
2020-06-30 $1,343,059 24,798
2020-03-31 $1,526,872 38,354