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Compare · CIEN vs TDS

CIEN vs TDS

Side-by-side comparison of Ciena Corporation (CIEN) and Telephone and Data Systems Inc. (TDS): market cap, price performance, sector, and recent activity on the wire.

Summary

  • CIEN operates in Utilities, while TDS operates in Telecommunications - the two are in different parts of the market.
  • CIEN is the larger of the two at $69.03B, about 15.5x TDS ($4.46B).
  • Over the past year, CIEN is up 574.3% and TDS is up 9.8% - CIEN leads by 564.5 points.
  • TDS has been more active in the news (29 items in the past 4 weeks vs 12 for CIEN).
  • CIEN has more recent analyst coverage (25 ratings vs 13 for TDS).
PerformanceCIEN+574.31%TDS+9.83%
2025-06-09+0.00%2026-06-05
MetricCIENTDS
Company
Ciena Corporation
Telephone and Data Systems Inc.
Price
$488.20-8.84%
$39.09-1.46%
Market cap
$69.03B
$4.46B
1M return
-15.33%
-14.04%
1Y return
+574.31%
+9.83%
Industry
Telecommunications Equipment
Telecommunications Equipment
Exchange
NYSE
NYSE
IPO
1997
News (4w)
12
29
Recent ratings
25
13
CIEN

Ciena Corporation

Ciena Corporation provides network hardware, software, and services that support the transport, routing, switching, aggregation, service delivery, and management of video, data, and voice traffic on communications networks worldwide. The company's Networking Platforms segment offers hardware networking products and solutions that optimized for the convergence of coherent optical transport, optical transport network switching, and packet switching. Its products include 6500 Packet-Optical Platform, 5430 Reconfigurable Switching System, Waveserver stackable interconnect system, and the 6500 Reconfigurable line system, and the 5400 family of Packet-Optical platforms, as well as Z-Series Packet-Optical Platform; 3000 family of service delivery switches and service aggregation switches, and the 5000 family of service aggregation switches, as well as 8700 Packetwave Platform and the Ethernet packet configuration for the 5410 Service Aggregation Switch; and 6500 Packet Transport System. This segment also sells operating system software and enhanced software features embedded in each of its products. The company's Blue Planet Automation Software and Services segment provides multi-domain service orchestration, inventory, route optimization and analysis, network function virtualization orchestration, analytics, and related services. Its Platform Software and Service segment offers OneControl unified management system and platform software services, as well as manage, control, and plan software. The company's Global Services segment provides consulting and network design, installation and deployment, maintenance support, and training services. The company sells its products through direct and indirect sales channels to network operators. Ciena Corporation was founded in 1992 and is headquartered in Hanover, Maryland.

TDS

Telephone and Data Systems Inc.

Telephone and Data Systems, Inc., a telecommunications company, provides communications services in the United States. It operates through three segments: UScellular, Wireline, and Cable. The company offers wireless solutions to consumers and business and government customers, including a suite of connected Internet of things (IoT) solutions, and software applications for monitor and control, business automation/operations, communication, asset management, smart water solutions, and end-to-end IoT solutions; wireless priority services and quality priority and preemption options; smartphones and other handsets, tablets, wearables, mobile hotspots, routers, and IoT devices; and accessories, such as cases, screen protectors, chargers, and memory cards, as well as consumer electronics, including headphones, smart speakers, and home automation and business management solutions. It also provides replace and repair services; Trade-In program through which it buys customers' used equipment; internet connections and all-home WI-FI services; TDS TV+, an integrated cloud television platform that offers video content; local and long-distance telephone service, VoIP, and enhanced services; and broadband, IP-based services, and hosted voice and video collaboration services. It sells its products through retail sales, direct sales, third-party retailers, and independent agents, as well as through ecommerce and telesales. As of December 31, 2020, the company offers its services to customers 5 million wireless connections, and 1.2 million wireline and cable connections. The company was incorporated in 1968 and is headquartered in Chicago, Illinois.

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