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Form 8-K · Current Report · Filed 2025-10-07

Ciena Corporation Completes Acquisition of Nubis Communications, Inc.

On October 7, 2025, Ciena Corporation completed its acquisition of privately-held Nubis Communications, Inc., a company specializing in high-performance, ultra-compact, low-power optical and electrical interconnects tailored for artificial intelligence (AI) workloads.

Filer
Ciena Corporation CIEN · NYSE
Filed
Accession
0001628280-25-044494
CIK
0000936395
Signal
High impactTechnology

Items reported

Item 8.01

Other Events

Major Legal Settlement Major Legal Settlement IPO Completed

Market reaction

Close before filing

$153.25

Next session

+4.2%

Since filing

+146.0%

Latest close

$377.05

What happened, not what will happen — closing prices around the filing date.

Precedent

Previous filings from CIEN reporting the same item, with the next session's move:

About Ciena Corporation

Ciena Corporation is a prominent player in the telecommunications equipment and network strategy sector. The company primarily focuses on providing solutions that facilitate high-capacity, adaptable networking through optical communications. Ciena's offerings include networking systems, services, and software, expertly designed to enhance the performance of communication networks globally. These solutions serve key industries such as telecommunications, cable, and enterprise businesses, enabling them to manage and optimize vast volumes of data traffic efficiently. By deploying Ciena's technology, organizations can improve network reliability, scalability, and speed, addressing the ever-growing demand for seamless data connectivity and communication. Headquartered in Hanover, Maryland, Ciena Corporation plays a critical role in the market as it adapts to technological advancements and trends such as 5G, cloud migration, and the increasing necessity for robust digital infrastructure. Through its pioneering developments, Ciena continues to contribute to the transformation of global communication networks.

Exchange NYSE Industry Communication Equipment Company website ↗

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