Welcome to our dedicated page for Ciena news (Ticker: CIEN), a resource for investors and traders seeking the latest updates and insights on Ciena stock.
Ciena Corporation reports developments in high-speed optical connectivity, networking systems, interconnects, automation software and related services for communications providers, cloud operators, hyperscalers and data-center customers. Recurring updates include fiscal results, demand tied to AI-driven bandwidth growth, product introductions across WaveLogic platforms, coherent optics, pluggable optical engines and network automation, and customer deployments of high-capacity transport technology.
Ciena news also covers technology demonstrations in areas such as quantum-safe communications, IP optical convergence and access-to-edge infrastructure. Completed corporate actions, including the Nubis Communications acquisition, add context for updates involving co-packaged and near-packaged optics, electrical interconnects and data-center networking products.
Ciena (NYSE: CIEN) launched the Vesta 200 6.4T CPX, a pluggable co-packaged optical (CPO) engine targeting AI data centers with 200G/lane support and compatibility with 100T and next‑gen 200T switches.
The product claims up to 70% power reduction versus retimed options, ultra-high density via 2D fiber interconnect, and an open IEEE802.3dj‑compliant CPX ecosystem. Ciena announced the product after acquiring Nubis Communications and will demo at OFC 2026 (Mar 15–19).
Ciena (NYSE: CIEN) division Blue Planet announced that Lumen Technologies (NYSE: LUMN) is adopting Blue Planet AI Studio and AI agents to automate network operations. Initial use cases include device model generation, digital network twin applications, data discovery, migration, and resource reconciliation to speed OSS workflows.
The low-code, OSS-native platform aims to enable context-aware, closed-loop automation and accelerate Lumen’s journey toward an AI-ready, more autonomous network foundation.
Ciena (NYSE: CIEN) announced that proxy materials for its 2026 Annual Meeting of Stockholders are now available online and that the meeting will be held Thursday, March 26, 2026 at 3:00 p.m. ET. Stockholders of record as of the January 27, 2026 record date may attend, vote, and submit questions.
An audio webcast with slides will be posted at the time of the event and registration and materials are available at www.virtualshareholdermeeting.com/CIEN2026 and the Ciena investor site.
Ciena (NYSE: CIEN) will announce its fiscal first quarter 2026 results on Thursday, March 5, 2026 before the open of U.S. markets. The press release and supporting materials will be posted to Ciena’s Investor Relations Quarterly Results page.
Management will host a live audio web broadcast at 8:30 a.m. Eastern, with an archived rebroadcast available shortly after the live call in the Events & Presentations section.
ADT (NYSE: ADT) will join the S&P SmallCap 600 effective prior to the opening of trading on Feb 9, 2026, as part of index changes by S&P Dow Jones Indices. The rebalancing also adds Ciena (CIEN) to the S&P 500 and moves Arrowhead Pharmaceuticals (ARWR) into the S&P MidCap 400 on Feb 9; OneSpaWorld (OSW) joins the SmallCap 600 on Feb 10.
Dayforce was removed following an acquisition by Thoma Bravo, and Dynavax was deleted ahead of its pending acquisition by Sanofi.
Ciena (NYSE: CIEN) supplied coherent optical technology to Telekom Srbija and Mtel to upgrade cross-border connectivity between Serbia and Bosnia-Herzegovina. The deployment uses Ciena 6500 Packet-Optical Platform with WaveLogic 5 Extreme to deliver 800 Gb/s over a new 150-kilometer fiber route.
The project targets low-latency, highly resilient capacity to support hyperscaler traffic growth and 5G rollout, and is implemented with certified partner IGMAKO Smart Solutions.
Trans Pacific Networks is deploying Ciena (NYSE: CIEN) optical solutions on its Echo and Tabua subsea cables to deliver high-speed, low-latency connectivity across the Asia‑Pacific and U.S. routes.
Key technical highlights include WaveLogic 6 Extreme, the 6500 Reconfigurable Line System, terabit wavelengths, and Ciena GeoMesh Extreme. Echo spans 16,051 km and is the first direct U.S.–Singapore fiber route; Tabua features 16 fiber pairs with ~17 Tb/s per pair for a 272 Tb/s total system capacity. Pioneer Consulting will handle route engineering and project execution as TPN prepares for commercial service in 2026.
Ciena (NYSE: CIEN) will participate in a financial community event at the 28th Annual Needham Growth Conference on Tuesday, January 13, 2026 at 3:45 p.m. Eastern Time. David Rothenstein, Senior Vice President and Chief Strategy Officer, will speak. The presentation will be webcast live and recorded, with archived versions available approximately 24 hours after the live event on the Investors & Events & Presentations page.
Ciena (NYSE: CIEN) reported fiscal fourth quarter 2025 revenue of $1.35 billion (+20.3% year‑over‑year) and fiscal year 2025 revenue of $4.77 billion (+18.8% year‑over‑year). GAAP diluted EPS for Q4 was $0.13 and adjusted (non‑GAAP) diluted EPS was $0.91; full‑year GAAP EPS was $0.85 and adjusted EPS was $2.64. Non‑GAAP quarterly EBITDA was $205.5 million (+50.3% Y/Y) and full‑year non‑GAAP EBITDA was $636.7 million (+32.4% Y/Y).
Outlook: FY2026 revenue guidance of $5.7B–$6.1B; FY2026 adjusted gross margin ~43% ±1%; adjusted operating margin target of 17% ±1%; Q1 FY2026 revenue guide of $1.35B–$1.43B. Additional highlights include $329.7M of share repurchases in FY2025 and customer concentration with three customers representing 43.6% of Q4 revenue.
Constl and Ciena (NYSE:CIEN) announced a successful live trial using Ciena's WaveLogic 6 Extreme (WL6e) that achieved a 1 Tbps line rate on a single optical channel across the 1,450 km Mumbai–Chennai long‑haul route without regeneration on December 4, 2025.
The upgrade doubles wavelength capacity to 1.6 Tb/s versus the prior WaveLogic 5 Extreme, while reducing cost per bit, improving spectral efficiency and lowering power consumption. Constl — a Space World Group subsidiary — has deployed over 12,000 km of fibre and connected about 100 data centers across 13 cities since 2023.