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CIENA (CIEN) SEC Filings, Aug-Sep 2026

CIEN NYSE

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.

Rhea-AI Summary

Ciena Corporation (CIEN) is reported to have 5,616,378 shares of its common stock beneficially owned by JPMorgan Chase & Co., according to this Amendment No. 1 to a Schedule 13G. This holding represents 3.9% of Ciena’s common stock, which is reported as ownership of 5 percent or less of the class.

JPMorgan Chase & Co. reports sole power to vote 5,354,808 shares and shared voting power over 9,127 shares. It also reports sole dispositive power over 5,601,880 shares and shared dispositive power over 6,907 shares, held through multiple affiliated entities including J.P. Morgan Securities LLC and JPMorgan Chase Bank, National Association.

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Rhea-AI Summary

Ciena Corporation (CIEN) reported a record fiscal third quarter 2026, with strong growth across revenue, profitability, and cash. Revenue was $1.67 billion, up 37% year-over-year, driven by networking platforms and accelerating AI-related demand. GAAP diluted EPS rose to $1.83 from $0.35, while adjusted EPS increased to $2.11, up 215%.

Adjusted gross margin improved to 46.4% from 41.9%, and adjusted operating margin more than doubled to 22.5% from 10.7%. EBITDA was $349.9 million, with adjusted EBITDA of $411.1 million, up 160%. Cash and investments reached $2.8 billion, and Ciena repurchased about 0.4 million shares for $171.7 million under its $1 billion buyback program.

Guidance was raised on the back of AI-driven demand and strong cloud-provider momentum. Ciena now guides fiscal 2026 revenue to $6.42 billion ± $50 million, a 35% year-over-year increase at the midpoint, and expects fiscal Q4 2026 revenue of $1.75 billion ± $50 million with adjusted gross margin around 45% and adjusted operating margin around 20%. The company also completed a $2.875 billion 0.0% coupon convertible notes offering, which it states lowers overall interest expense and enhances financial flexibility.

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Rhea-AI Summary

CIENA CORP (CIEN) President and CEO Gary B. Smith sold 2,952 shares of common stock on September 1, 2026 in an open-market transaction under a Rule 10b5-1 trading plan adopted on October 4, 2025. The weighted average sales price was $362.8990 per share, with individual trades ranging from $356.6500 to $381.2975. Following this sale, Smith directly holds 243,078 shares, which include unvested RSUs and PSUs.

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CIENA CORP (CIEN) reported that its SVP & Chief Financial Officer, Marc D. Graff, sold 4,995 shares of common stock on 2026-08-14 in an open-market transaction under a Rule 10b5-1 trading plan. The weighted average sale price was $430.7178 per share, within a range of $423.35 to $443.41, leaving him with 107,519 shares directly owned, including unvested RSUs.

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Rhea-AI Summary

CIENA CORP (CIEN) officer David M. Rothenstein, SVP and Chief Strategy Officer, reported a sale of 2,500 shares of common stock on 2026-08-14 at $438.10 per share in an open-market or private transaction. The sale was effected pursuant to a Rule 10b5-1 trading plan dated 10/10/2025. Following this transaction, he directly holds 180,231 shares, which include unvested Restricted Stock Units (RSUs) and Performance Stock Units (PSUs).

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Rhea-AI Summary

CIENA CORP (CIEN) reported that President and CEO Gary B. Smith sold 2,952 shares of common stock on 2026-08-17 in an open-market transaction. The sale was made pursuant to a Rule 10b5-1 trading plan dated 10/04/2025 at a weighted average price of $447.7779 per share, with actual prices ranging from $429.9900 to $457.8650. Following this transaction, Smith directly holds 246,030 shares, which include unvested Restricted Stock Units (RSUs) and Performance Stock Units (PSUs).

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CIENA CORP (CIEN) senior vice president Gage Brodie reported selling 1,200 shares of common stock on 2026-08-17 at $439.24 per share in an open-market or private transaction. The sale was executed pursuant to a Rule 10b5-1 trading plan dated 07/01/2025 and modified 12/23/2025. Following this transaction, Brodie beneficially owns 38,407 shares, which include unvested RSUs and PSUs.

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Rhea-AI Summary

Ciena Corporation (CIEN) has an affiliate, Brodie Gage, notifying intent under Form 144 to sell 1,200 shares of common stock through Morgan Stanley Smith Barney LLC Executive Financial Services, with an indicated aggregate market value of $527,088, and prior sales of 1,200 shares each in June and July 2026.

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Rhea-AI Summary

Ciena Corporation (CIEN) insider David Rothenstein filed a notice to potentially sell 2,500 shares of common stock through Morgan Stanley Smith Barney LLC Executive Financial Services on the NYSE, with an aggregate value listed as $1,106,975.00. The shares relate to Restricted Stock Units dated 09/20/2021. The filing also lists prior Rule 10b5-1 plan sales of 2,500 shares each on 05/15/2026 for $1,405,968.75, 06/15/2026 for $1,142,672.50, and 07/15/2026 for $1,052,284.25.

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Rhea-AI Summary

Ciena Corporation insider Marc Graff filed a notice of proposed sale of 4,995 shares of common stock. The shares relate to Restricted Stock Units and are listed with an aggregate market value of $2,211,736.05, with Ciena reporting 141,552,922 common shares outstanding and listing the NYSE as the exchange.

The proposed sale is dated around August 14, 2026, with acquisition of the RSU-related shares shown as August 1, 2026. The filing also lists prior Rule 10b5-1 sales by Marc Graff over the past three months, including 126 shares on July 1, 2026 for $58,741.20 and 126 shares on June 24, 2026 for $56,619.36.

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FAQ

How many CIENA (CIEN) SEC filings are available on StockTitan?

StockTitan tracks 263 SEC filings for CIENA (CIEN), including 10-K annual reports, 10-Q quarterly reports, 8-K current reports, and Form 4 insider trading disclosures. Each filing includes AI-generated summaries, impact scoring, and sentiment analysis.

When was the most recent SEC filing for CIENA (CIEN)?

The most recent SEC filing for CIENA (CIEN) was filed on September 3, 2026.