Welcome to our dedicated page for Ciena SEC filings (Ticker: CIEN), a comprehensive resource for investors and traders seeking official regulatory documents including 10-K annual reports, 10-Q quarterly earnings, 8-K material events, and insider trading forms.
This page provides access to Ciena Corporation (NYSE: CIEN) filings with the U.S. Securities and Exchange Commission, along with AI-powered tools to help interpret the information. Ciena is a Delaware corporation based in Hanover, Maryland and is categorized in the telephone apparatus manufacturing industry. Its SEC filings document financial performance, material events, governance matters, and other disclosures relevant to investors and analysts.
Ciena regularly files Form 8-K current reports to announce significant events. Recent examples include 8-Ks reporting fiscal quarterly and year-end financial results, which present revenue from products and services and segment data for Networking Platforms, Platform Software and Services, Blue Planet Automation Software and Services, and Global Services. Other 8-K filings describe material events such as the entry into and completion of the acquisition of Nubis Communications, Inc., and changes to executive change in control severance agreements.
Through this page, users can also review Ciena’s periodic reports, such as annual and quarterly reports when available, which typically include detailed financial statements, management’s discussion of results, and information about business segments and risk factors. In addition, filings related to executive compensation and governance, referenced in the company’s proxy statements, provide context on compensation practices and potential payments upon termination or change in control.
The platform enhances these filings with AI-powered summaries and highlights that explain key sections, such as revenue composition, segment performance, and descriptions of material transactions. Real-time updates from EDGAR help ensure that new Ciena filings, including future 10-Ks, 10-Qs, and Form 4 insider transaction reports when filed, are quickly available with simplified explanations to support deeper analysis of the company’s regulatory disclosures.
Ciena Corporation executive Joseph Cumello, SVP and General Manager of Blue Planet, reported a planned sale of company stock. On 01/12/2026, he sold 11,929 shares of Ciena common stock at a weighted average price of $229.8207 per share under a Rule 10b5-1 trading plan dated 10/13/2025.
The filing notes that individual sale prices ranged from $224.4200 to $234.1900. After this transaction, Cumello beneficially owned 49,475 shares of Ciena common stock, which include unvested Restricted Stock Units and Performance Stock Units.
Ciena Corporation insider plans to sell common stock under Rule 144. A holder has filed to potentially sell 11,929 shares of Ciena common stock through Morgan Stanley Smith Barney LLC on or after 01/12/2026 on the NYSE. The filing lists an aggregate market value of $2,750,350.24 for these shares. It also notes that these 11,929 shares were acquired on 12/20/2025 from the issuer as restricted stock units, market stock units, and performance stock units. The filing states that the person signing does not know of any undisclosed material adverse information about Ciena’s current or future operations.
An affiliate of CIEN has filed a notice of intent to sell common stock under Rule 144. The planned sale covers 11,618 common shares, to be routed through Morgan Stanley Smith Barney LLC, with an indicated aggregate market value of $2,642,486.22. These shares are part of a larger base of 140,854,735 common shares outstanding and are expected to be sold on the NYSE around 01/12/2026.
The shares were originally acquired from the issuer as restricted stock in two grants: 4,755 shares on 03/28/2020 and 6,863 shares on 04/03/2019, each noted as fully paid without special payment terms. By signing the notice, the seller represents that they are not aware of any undisclosed material adverse information about the issuer’s current or future operations.
Ciena Corporation insider activity: A holder has filed a notice to sell 2,500 shares of Ciena (CIEN) common stock under Rule 144 through Morgan Stanley Smith Barney LLC, with an aggregate market value of $563,025. The shares are part of a class with 140,854,735 shares outstanding and are expected to be sold on or about January 9, 2026 on the NYSE.
The 2,500 shares to be sold were acquired as restricted stock units from the issuer on September 20, 2017. The filing also reports recent 10b5-1 plan sales for David M. Rothenstein, including 2,500-share transactions of common stock on October 15, 2025, November 17, 2025, and December 15, 2025, each with disclosed gross proceeds.
CIENA Corporation President and CEO Gary B. Smith, who also serves as a director, reported an open-market sale of company common stock. On 01/05/2026, he sold 83,552 shares of CIENA common stock in a transaction coded as a sale. The filing states a weighted average sales price of $229.4399 per share, with individual trades executed in a price range from $223.7300 to $252.0450. The sale was carried out under a Rule 10b5-1 trading plan dated 10/04/2025, indicating the trades were pre-arranged. Following this transaction, Smith beneficially owns 307,885 shares directly, which the filing notes include unvested Restricted Stock Units (RSUs) and Performance Stock Units (PSUs).
Ciena Corporation’s Senior Vice President and General Counsel, Sheela Kosaraju, reported a small stock sale in early 2026. On 01/02/2026, she sold 1,748 shares of Ciena common stock at a price of $241 per share. The filing states that these sales were effected under a Rule 105-1 trading plan dated 10/14/2024, indicating the transactions followed a pre-established plan. After this sale, Kosaraju beneficially owns 96,513 shares, which the filing notes include unvested Restricted Stock Units and Performance Stock Units.
Ciena insider Gary B. Smith plans to sell 101,305 shares of common stock through Goldman Sachs & Co. LLC on the NYSE, with an aggregate market value of 23,391,324.5. The issuer has 140,854,735 shares of common stock outstanding. The shares to be sold were acquired from the issuer as equity compensation, including restricted stock units, market stock units, and performance stock units granted between 06/20/2024 and 12/20/2025 in amounts such as 4,633, 59,281, 24,271, 10,416 and 2,704 shares.
During the past three months, Gary B. Smith sold multiple 3,400-share blocks of common stock between 10/15/2025 and 12/22/2025, with individual transactions showing gross proceeds ranging from 578,720.46 to 793,762.64. By signing, the seller represents that he does not know any undisclosed material adverse information about Ciena’s current or prospective operations.
CIENA Corporation insider plans to sell recently acquired restricted stock under Rule 144. A holder intends to sell 1,748 shares of CIENA common stock through Morgan Stanley Smith Barney LLC on or around 01/02/2026 on the NYSE, with an aggregate market value of $421,268.00 for this planned sale. These shares were acquired as restricted stock from the issuer on 12/20/2025, with the same date shown for payment and the nature of payment stated as not applicable. The filing also notes that 140,854,735 shares of CIENA common stock were outstanding, providing context for the size of the transaction.
Ciena Corporation President and CEO Gary B. Smith, who also serves as a director, reported selling 6,800 shares of Ciena common stock on 12/22/2025. The sale was coded as an open market sale and was carried out under a Rule 10b5-1 trading plan dated 09/11/2024, meaning the trades were pre-arranged under a preset plan.
The reported shares were sold at a weighted average price of $233.4622, with individual transactions occurring in a price range from $230.6450 to $238.1200. After this transaction, Smith beneficially owns 391,437 shares, which the disclosure notes include unvested Restricted Stock Units (RSUs) and Performance Stock Units (PSUs).
Ciena Corporation's president and CEO, who also serves as a director, reported multiple share dispositions on 12/20/2025 related to equity award taxes. The transactions involved common stock withheld at a price of $230.34 per share to cover tax liabilities on previously granted restricted stock units (RSUs), market stock units (MSUs), and performance stock units (PSUs). Individual withholding events included amounts such as 57,301 shares tied to an MSU award and other smaller blocks linked to RSU and PSU awards granted on various prior dates. Following these transactions, the reporting person directly beneficially owned 398,237 shares of Ciena common stock, which figure includes unvested RSUs and PSUs.