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NYSE: CIEN CIENA CORP 8-K

Ciena announces $2.0B convertible notes offering to refinance term loan and extend credit facility

Filed June 8, 2026 · Period ending June 8, 2026 · ~1 min read

5 key changes 2 high relevance 2 sections

Key Changes

  • high

    Ciena is offering $2.0 billion of convertible senior notes due 2031 (plus $300M greenshoe) in a private placement to qualified institutional buyers, with proceeds earmarked to repay approximately $1.14 billion of existing term loan debt.

    Item 8.01 — Other Events verify on EDGAR →
  • high

    The company will use proceeds to repurchase up to $140 million of common stock concurrently with pricing, partially offsetting dilution from the convertible notes.

    Item 8.01 — Other Events verify on EDGAR →
  • medium

    Ciena is extending its revolving credit facility maturity from October 2028 to October 2030, with revised pricing at SOFR plus 1.25%-2.00% margin based on leverage ratio.

    Item 8.01 — Other Events verify on EDGAR →
  • medium

    The offering and credit facility amendment are cross-conditional—both must close or neither will—creating execution risk but ensuring the refinancing is completed as a package.

    Item 8.01 — Other Events verify on EDGAR →
  • medium

    Ciena will enter into convertible note hedge and warrant transactions to reduce dilution from conversions, though the warrants could be dilutive if the stock price exceeds the warrant strike price.

    Item 8.01 — Other Events verify on EDGAR →

Summary

Ciena is executing a comprehensive balance sheet refinancing, replacing $1.14 billion of secured term loan debt with $2.0 billion of convertible senior notes due 2031. The transaction shifts the company from secured to unsecured debt while extending maturities and providing additional capital for supply chain investments.

The concurrent up to $140 million stock buyback will partially offset dilution from the convertible notes, and the company is using standard hedge structures to manage equity impact. The credit facility amendment extends Ciena's revolving credit maturity by two years to October 2030, providing a longer liquidity runway.

The cross-conditionality between the notes offering and credit amendment creates execution risk—both must close or neither will—but ensures the refinancing is completed as designed. The amendment also modernizes pricing by removing the SOFR credit spread adjustment and adding daily SOFR as a rate option. For shareholders, this is a balance sheet optimization that reduces secured debt, extends maturities, and provides capital for growth investments. The convertible structure allows Ciena to raise capital at a lower coupon than straight debt while managing dilution through hedges. The transaction reflects confidence in the company's ability to service unsecured debt and positions the balance sheet for the next phase of growth.

Section-by-Section Diff

Event · Item 8.01 — Other Events

~1,400 words

Item 8.01 — Other Events filed; see Key Changes for terms.

2 Added
Added Convertible note hedge and warrant transactions medium

Added in current filing · verify on EDGAR →

In connection with the pricing of the Notes, the Company expects to enter into convertible note hedge transactions with one or more of the initial purchasers of the Notes or affiliates thereof and/or other financial institutions (the “option counterparties”). Concurrently with entry into the convertible note hedge transactions, the Company also expects to enter into warrant transactions with the option counterparties relating to the same number of shares of the Company’s common stock, subject to customary anti-dilution adjustments.

Ciena will enter into convertible note hedge and warrant transactions alongside the notes offering. These derivative transactions are designed to reduce potential dilution from the convertible notes by capping the conversion price while allowing the company to participate in upside through the warrants. This is a standard structure for convertible debt offerings.

Added Cross-conditionality medium

Added in current filing · verify on EDGAR →

The completion of the Offering and the effectiveness of the Credit Agreement Amendment (as defined below) are cross-conditional. ... The effectiveness of the Credit Agreement Amendment is conditioned upon repayment in full of the Existing Term Loan.

The convertible notes offering and the credit agreement amendment are interdependent — both must close or neither will. The credit amendment requires full repayment of the existing term loan. This structure ensures the refinancing is executed as a complete package, reducing execution risk but creating an all-or-nothing outcome.

Event · Exhibit 99.1

4 Added
Added Convertible notes offering high

Added in current filing · view on EDGAR →

Ciena® Corporation (NYSE: CIEN) (the “Company”), the global leader in high-speed connectivity, today announced that it intends to offer $2.0 billion aggregate principal amount of convertible senior notes due 2031 (the “Notes”) in a private offering (the “Offering”). The Notes will be fully and unconditionally guaranteed, on a senior unsecured basis, by each wholly-owned domestic subsidiary of Ciena that currently or in the future guarantees its 4.00% senior notes due 2030 or any refinancing of such notes (the “guarantees”). The Company also intends to grant the initial purchasers of the Notes an option to purchase up to an additional $300.0 million aggregate principal amount of the Notes within a 13-day period beginning on, and including, the initial closing date of the Offering.

Ciena is offering $2.0 billion in convertible senior notes maturing in 2031, with an option for initial purchasers to buy an additional $300 million. The notes will be guaranteed by Ciena's wholly-owned domestic subsidiaries that guarantee its existing 4.00% senior notes due 2030. The notes will be convertible into cash and/or common stock at Ciena's election, subject to certain conditions.

Added Use of proceeds high

Added in current filing · verify on EDGAR →

The Company intends to use a portion of the net proceeds from the Offering (i) to pay the net cost of the convertible note hedge transactions described below (after such cost is partially offset by the proceeds of the Company’s entry into the warrant transactions described below) and (ii) to repurchase up to $140 million of shares of the Company’s common stock pursuant to its existing stock repurchase program concurrently with the pricing of the Offering in privately negotiated transactions effected with or through one of the initial purchasers or its affiliate. The Company intends to use approximately $1.14 billion of the remaining net proceeds from the Offering to repay amounts outstanding under its term loan under its existing credit facility and pay related fees and expenses. The Company intends to use the remainder of the net proceeds for general corporate purposes, including investments to enhance supply chain capacity.

Ciena plans to use proceeds to fund convertible note hedge transactions, repurchase up to $140 million of common stock, repay approximately $1.14 billion of term loan debt under its existing credit facility, and invest in supply chain capacity enhancements. The debt repayment represents a significant deleveraging of the balance sheet.

Added Notes terms and redemption features medium

Added in current filing · view on EDGAR →

The Notes will mature on September 15, 2031, unless earlier converted, redeemed or repurchased. Prior to June 15, 2031, the Notes will be convertible only upon satisfaction of certain conditions and during certain periods, and thereafter, the Notes will be convertible at any time until the close of business on the second scheduled trading day immediately preceding the maturity date. The Company will satisfy any conversion by paying cash up to the aggregate principal amount of the Notes to be converted and by paying or delivering, as the case may be, cash, shares of the Company’s common stock or a combination of cash and shares of the Company’s common stock, at its election, in respect of the remainder, if any, of its conversion obligation in excess of the aggregate principal amount of the Notes being converted. The Company may not redeem the Notes prior to September 20, 2029, except in the event of a cleanup redemption (as defined below). The Notes will be redeemable, in whole or in part, at the Company’s option on or after September 20, 2029, upon the satisfaction of certain conditions and subject to certain limitations. In addition, the Notes will be redeemable at any time if the aggregate principal amount of the Notes that remains outstanding is less than 10% of the aggregate principal amount of the Notes initially issued in the Offering and certain other conditions are satisfied (a “cleanup redemption”).

The notes mature September 15, 2031, with conditional conversion rights before June 15, 2031, and unrestricted conversion thereafter. Ciena can redeem the notes after September 20, 2029, or earlier if less than 10% remain outstanding. Conversions will be settled in cash up to principal amount, with any excess settled in cash, stock, or a combination at Ciena's choice.

Added Hedging activity impact medium

Added in current filing · view on EDGAR →

The Company has been advised by the option counterparties that, in connection with establishing their initial hedges of the convertible note hedge and warrant transactions, the option counterparties or their respective affiliates expect to enter into various derivative transactions with respect to the Company’s common stock and/or purchase shares of the Company’s common stock concurrently with or shortly after the pricing of the Notes. This activity could increase (or reduce the size of any decrease in) the market price of the Company’s common stock and/or the Notes at that time. The option counterparties or their respective affiliates may also modify their hedge positions by entering into or unwinding various derivatives with respect to the Company’s common stock and/or purchasing or selling the Company’s common stock or other securities of the Company in secondary market transactions following the pricing of the Notes and prior to the maturity of the Notes (and are likely to do so in connection with any conversion of the Notes, any redemption of Notes, any repurchase of the Notes upon a fundamental change or any other repurchase of Notes if the Company elects to terminate a corresponding portion of the convertible note hedge transactions). This activity could also cause or avoid an increase or a decrease in the market price of the Company’s common stock and/or the Notes, which could affect the ability of holders to convert the Notes and, to the extent the activity occurs during any observation period related to a conversion of the Notes, it could affect the number of shares and value of the consideration that noteholders will receive upon conversion of the Notes.

Option counterparties will engage in hedging activities involving Ciena's common stock around the pricing and throughout the life of the notes. This hedging activity could impact the stock price, the notes' trading price, and the conversion value received by noteholders, particularly during observation periods for conversions.

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Figures/quotes linked to EDGAR · Narrative written by AI · Jun 21, 2026 · How we verify