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.
Ciena Corporation filings document regulatory disclosures for a public networking-technology company focused on high-speed connectivity, optical systems, interconnects, automation software and services. Recent Form 8-K reports cover operating and financial results, investor presentation exhibits, material-event disclosures, material agreements, capital-structure matters and the completed acquisition of Nubis Communications.
Proxy and annual-meeting filings disclose governance matters, director elections, auditor ratification, advisory executive-compensation votes and related shareholder voting results. These records frame Ciena’s reporting around operating performance, corporate governance, ownership and compensation procedures, acquisition-related events and other formal disclosure obligations.
CIENA CORP President and CEO Gary B. Smith reported an open-market sale of 2,952 shares of Common Stock at a weighted average price of $562.0513 per share. The transaction was executed under a pre-arranged Rule 10b5-1 trading plan, and he continues to hold 272,509 shares, which include unvested RSUs and PSUs.
CIENA CORP Senior Vice President and Chief Strategy Officer David M. Rothenstein executed an open-market sale of 2,500 shares of common stock at a weighted average price of $562.3875 per share on May 15, 2026, under a pre-arranged Rule 10b5-1 trading plan.
After this transaction, he directly holds 190,081 shares, which include unvested Restricted Stock Units and Performance Stock Units, indicating he retains a substantial equity stake in the company despite the sale.
CIENA CORP senior vice president Gage Brodie reported an open-market sale of 1,200 shares of common stock on 2026-05-15 at an average price of $570.65 per share. Following the sale, he holds 43,941 shares directly, which the footnotes state include unvested RSUs and PSUs.
The transaction was executed under a pre-arranged Rule 10b5-1 trading plan dated 07/01/2025 and modified on 12/23/2025, indicating the sale was scheduled in advance rather than timed opportunistically.
CIEN Rule 144 notice reports an intended sale of 2,500 shares of Common Stock associated with Restricted Stock Units, entered through Morgan Stanley Smith Barney LLC. The filing also lists three 10b5-1 sales by David Rothenstein: 2,500 shares on 04/15/2026, 2,500 shares on 03/16/2026, and 2,500 shares on 02/17/2026, with gross proceeds shown for each sale.
Morgan Stanley Smith Barney LLC Executive Financial Services submitted a Form 144 disclosing a proposed sale of 1,200 shares of Common Stock (restricted stock) dated 06/20/2025 and recorded on the filing cover. The filing also lists recent dispositions: 1,200 shares sold on 04/15/2026 for $566,148 and 5,000 shares sold on 03/24/2026 for $2,025,000.
CIENA CORP President and CEO Gary B. Smith sold 2,952 shares of common stock in an open-market transaction. The shares were sold on May 1, 2026 at a weighted average price of $537.7421 per share, under a pre-arranged Rule 10b5-1 trading plan dated October 4, 2025.
After this sale, Smith directly holds 275,461 shares, which include unvested Restricted Stock Units (RSUs) and Performance Stock Units (PSUs). The sale price reflects trades within a range from $521.9800 to $548.9450 per share.
Vanguard Capital Management reports beneficial ownership of 10,568,831 shares of Ciena Corp common stock as of 03/31/2026. The filing shows a 7.47% stake, with sole dispositive power over 10,568,831 shares and sole voting power over 1,399,476 shares. The schedule explains these holdings reflect securities managed across Vanguard business divisions and funds. The report was signed on 04/29/2026.
Ciena Corp reports that Vanguard Portfolio Management beneficially owned 7,388,304 shares of Common Stock, representing 5.22% of the class as of 03/31/2026. The filing states Vanguard Portfolio Management has sole dispositive power over 7,388,304 shares and sole voting power over 19,180 shares. The disclosure attributes holdings to Vanguard Portfolio Management LLC and affiliated business divisions.
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).