CIEN
Common Stock

Ciena CORP

COM NEW As of Jun 30, 2026 CUSIP 171779309
Institutional Holders
1,174
Total Held Value
$64.18B
Total Exact Shares
132.33M
Largest Holder
Fidelity (FMR)
19.11M shares • $9.38B
Reported Holders1,174
Filings dated Jun 30, 2026 unless marked
# Trend (4Q)
1 Fidelity (FMR) $9.38B 0.4% -9.9% 19.11M Jun 30, 2026
2 BlackRock $6.24B 0.1% -4.9% 12.72M Jun 30, 2026
3 JPMorgan Chase $5.37B 0.3% +9.6% 11.21M Jun 30, 2026
4 Vanguard Capital Management $4.53B 0.1% +0.7% 9.23M Jun 30, 2026
5 Vanguard Portfolio Management $3.77B 0.2% +4.2% 7.68M Jun 30, 2026
6 State Street $3.28B 0.1% +5.9% 6.68M Jun 30, 2026
7 T. Rowe Price Associates $2.00B 0.2% -22.3% 4.07M Jun 30, 2026
8 Geode Capital Management $1.65B 0.1% -17.1% 3.37M Jun 30, 2026
9 American Century Companies $908.4M 0.4% +245.6% 1.85M Jun 30, 2026
10 Bank of America $877.4M 0.1% -8.5% 1.79M Jun 30, 2026
11 Capital World Investors $861.2M 0.1% +1.8% 1.76M Jun 30, 2026
12 Invesco $848.8M 0.1% — 1.73M — Jun 30, 2026
13 Norges Bank $835.5M 0.1% — 1.70M — Jun 30, 2026
14 Arrowstreet Capital $822.7M 0.4% +20.8% 1.68M Jun 30, 2026
15 Morgan Stanley $801.9M <0.1% +4.7% 1.63M Jun 30, 2026
16 Nuveen $682.6M 0.2% +64.8% 1.39M Jun 30, 2026
17 Charles Schwab Investment Management $612.7M 0.1% -1.8% 1.25M Jun 30, 2026
18 Northern Trust $597.5M 0.1% +2.6% 1.22M Jun 30, 2026
19 Dimensional Fund Advisors $565.6M 0.1% +0.6% 1.15M Jun 30, 2026
20 UBS Asset Management $561.9M 0.1% +34.5% 1.15M Jun 30, 2026
Exited in Latest Filing167
# Fund Prior Value Prior % of Fund Change Prior Shares Trend (4Q) Exit Report
Each exit is an immediately prior-filing position absent from that manager's latest published filing. Prior values are shown for context and are not included in current totals.