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.
BlackRock, Inc. files an amended Schedule 13G/A reporting ownership of 11,274,540 shares of CIENA CORPORATION common stock, representing 8.0% of the class as of 03/31/2026. The amendment notes these holdings reflect securities held by certain Reporting Business Units of BlackRock, Inc.
Ciena Corp President and CEO Gary B. Smith sold 2,952 shares of common stock in an open-market transaction on April 15, 2026. The shares were sold at a weighted average price of $467.4715 per share, within a range from $455.8500 to $480.0000.
The sale was carried out under a pre-arranged Rule 10b5-1 trading plan dated October 4, 2025, indicating it was scheduled in advance. Following this transaction, Smith directly owns 278,413 shares of Ciena common stock, which includes unvested Restricted Stock Units (RSUs) and Performance Stock Units (PSUs).
CIENA CORP executive David M. Rothenstein, Senior Vice President and Chief Strategy Officer, reported an open-market sale of 2,500 shares of common stock on April 15, 2026 at a weighted average price of $467.6536 per share. The transactions were carried out under a pre-arranged Rule 10b5-1 trading plan dated October 10, 2025. Following this sale, he holds 192,581 shares directly, and this amount includes unvested Restricted Stock Units (RSUs) and Performance Stock Units (PSUs). The sale prices ranged from $459.33 to $478.97 per share.
Ciena Corporation senior vice president Gage Brodie, who leads Global Products & Supply, executed an open-market sale of 1,200 shares of Common Stock on April 15, 2026 at an average price of $471.79 per share. The sale was carried out under a pre-arranged Rule 10b5-1 trading plan dated July 1, 2025, indicating it was scheduled in advance rather than timed opportunistically. Following this transaction, Brodie directly holds 45,141 shares, and this figure includes unvested Restricted Stock Units (RSUs) and Performance Stock Units (PSUs), showing he retains a substantial equity stake in the company after the sale.
Ciena Corporation senior vice president Dino DiPerna sold shares in a planned transaction. On April 15, 2026, he executed two open-market sales totaling 2,829 shares of Ciena common stock at 471.79 per share. The transactions were carried out pursuant to a Rule 10b5-1 trading plan dated 7/11/2025, indicating they were pre-scheduled rather than discretionary trades.
Following these sales, DiPerna directly held 42,460 shares of Ciena common stock. The reported balance includes unvested Restricted Stock Units (RSUs) and Performance Stock Units (PSUs), showing he maintains a significant ongoing equity stake in the company alongside his executive role as SVP Global R&D.
Ciena Corporation reported proposed affiliate sales via Form 144. The filing lists multiple proposed dispositions of Common Stock by Gary B. Smith, showing individual sale notices of 1,476 and 1,497 shares on various dates in 2026 and a grant dated 12/20/2024 described as Restricted Stock Units acquired as compensation. The entries include dollar amounts linked to each line item.
Ciena Corporation notice of resale: David Rothenstein reported sales of Company common stock under 10b5-1 plans. The filing lists Restricted Stock Units of 2,500 shares tied to a grant date of 06/20/2021. It records two recent 10b5-1 dispositions: 2,500 shares on 03/16/2026 for $862,500 and 2,500 shares on 02/17/2026 for $750,498.
Morgan Stanley Smith Barney LLC Executive Financial Services submitted a Form 144 notice reporting proposed sales of restricted common stock related to CIEN and a recent sale. The filing lists proposed restricted-share lots dated 03/20/2025 (907 shares) and 06/20/2025 (293 shares), and shows a sale of 5,000 shares on 03/24/2026 for $2,025,000.00.
CIENA CORP senior vice president Jason Phipps reported selling 22,014 shares of Common Stock in open-market transactions. The sales occurred on April 1, 2026 at prices between about $400.83 and $417.22, according to weighted-average price footnotes.
All transactions were executed under a pre-arranged Rule 10b5-1 trading plan dated October 9, 2024 and modified on October 6, 2025. Following these sales, Phipps directly holds 67,377 shares of CIENA Common Stock, a position that includes unvested RSUs and PSUs.