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C
CIEN
Ciena Corporation
$337.38
+0.55 (+0.16%)
Summary
Stories
News
Metrics
Fundamentals
Holders
Full institutional holders data is a Pro feature
UpgradeInstitutional Holders
680
tracked filers
Total Institutional Value
$9.8B
680 holders tracked
Report Date
Q4 2025
SEC 13F-HR filing
Notable changes (1)
| Holder | Category | Shares | Value | Weight | Change |
|---|---|---|---|---|---|
FMR LLC | Other | 11.9M | $1.7B | -- | -2.1% |
STATE STREET CORP | Index Fund | 4.4M | $634.0M | -- | -2.3% |
PRICE T ROWE ASSOCIATES INC /MD/ | Other | 2.5M | $367.0K | -- | +1702.1% |
WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC | Other | 2.4M | $355.6M | -- | -9.9% |
GEODE CAPITAL MANAGEMENT, LLC | Index Fund | 2.1M | $303.1M | -- | +0.9% |
Data source: SEC EDGAR 13F-HR filings
Company Profile
Symbol
CIEN
Market Cap
$47.63B
IPO Date
Feb 7, 1997
CEO
--
Employees
9,080
Sector
--
Industry
TELEPHONE & TELEGRAPH APPARATUS
Country
United States
Exchange
--
Ciena is a telecommunications equipment provider focused on optical transport technologies, with clients in a number of industries such as communication services providers, web-scale providers, cable operators, government, and large enterprises worldwide. The company provides equipment, software, and services that support transport, switching, aggregation, service delivery, and data traffic management.
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