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Form 8-K · Current Report · Filed 2026-06-08

Ciena Announces $2.0 Billion Convertible Senior Notes Offering

Ciena Corporation announced a proposed offering of $2.0 billion aggregate principal amount of convertible senior notes due 2031 in a private placement.

Filer
Ciena Corporation CIEN · NYSE
Filed
Accession
0001193125-26-260665
CIK
0000936395
Signal
Medium impactTechnology

Details

The notes will be fully and unconditionally guaranteed by Ciena's wholly-owned domestic subsidiaries. The company intends to use the net proceeds to pay the cost of convertible note hedge transactions, repurchase up to $140 million of its common stock, repay amounts outstanding under its senior secured term loan, and for general corporate purposes. The offering is in conjunction with an amendment to the company's credit agreement, extending the maturity date of its revolving credit facility to October 24, 2030, and making other changes to the interest rate and commitment fee.

Items reported

Item events

Reported Item

Convertible Note Offering Credit Facility Entered

Market reaction

Close before filing

$488.21

Next session

-10.0%

Since filing

-22.8%

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:

Insider tape

Within 45 days of this filing, CIEN insiders reported 53 Form 4 transactions — net selling of $25.2M.

Full CIEN insider history →

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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