CIEN
CIEN
NYSE · Communications

Ciena Corp

$412.39
+8.63 (+2.14%)
As of Aug 9, 9:35 PM ET ·
CIEN News30 articles
Nokia Stock Climbs 2.5% Weekly as AI Order Conversion Takes Center Stage
Nokia shares closed up 2.5% for the week, but the focus is now on converting its €2.8B AI order backlog into revenue, with an estimated €1.4B expected within 12 months.
Markets
Nokia Stock Dips 1.1% as AI Order Backlog Raises Conversion Risks
Nokia shares slipped 1.1% to €8.36 as investors weighed a €2.8 billion AI order backlog against conversion risks and a rich valuation.
Markets
Nokia's AI order surge raises cash flow concerns as shares dip
Nokia's Q2 AI orders totaled €2.8B, but shares fell 3.2% as investors weigh cash conversion. S&P affirms BBB- with positive outlook.
Markets
Corning Shares Plunge 17% as Q3 Guidance Misses Estimates
Corning shares fell 17% in premarket trading after Q3 guidance missed estimates, overshadowing a strong Q2 beat. The annualized sales pace of $19.8 billion is 1% below the 2026 target.
Earnings
Nokia Shares Plunge 19% Ahead of Key AI Margin Test
Nokia shares fell 18.8% this week, tracking Ciena's decline, as AI spending pressures mount ahead of its Q2 report on July 23.
Earnings
Nokia Soars on €5.5B Defense-AI Deal, Ericsson Earnings Next
Nokia's stock surged 9.64% on a €5.5 billion market cap gain from a defense-AI deal. Attention now turns to Ericsson's upcoming Q2 results for sector direction.
Markets
Nokia's AI Pivot Drives Stock Surge Amid Major Ownership Shifts
Nokia shares have surged 101% year-to-date, driven by AI infrastructure demand. A €696 million ownership change involving employee shares and FMR's stake reduction tests market resilience ahead of Q2 earnings.
Analysis
Nokia surges 9.6%, adds €5.6B in market cap on AI defense deal
Nokia shares surged 9.64% in Helsinki, adding €5.6B in market cap, fueled by investor optimism around its AI-networking strategy and a new defense collaboration.
Markets
Nokia stock tests €10 support as AI trade faces earnings scrutiny
Nokia shares slip 2.4% toward €10 as the AI trade runs into earnings season, with investors demanding proof of revenue conversion from data center deals.
Markets
Nokia Stock Dips as FiberCop Deal Fails to Impress, AI-Optics Growth in Focus
Nokia shares slipped 4.1% to €10.58 in Helsinki after signing a fiber-sensing MoU with FiberCop, as investors look ahead to Q2 results and AI-optics price trends.
Markets
Applied Optoelectronics Shares Slide 13% on $94M Cleanroom Cash Outlay
Applied Optoelectronics shares tumbled nearly 13% after a filing revealed a $94.1 million cleanroom contract, representing about 21% of its cash and restricted cash as of March 31.
Markets
Nokia Shares Dip as FMR's Voting Stake Slips Below 5% Threshold
Nokia shares edged lower after FMR LLC's voting rights fell to 4.92%, slipping below Finland's 5% disclosure threshold, though its economic stake stayed at 5.20%.
Markets
Corning Rallies 10% on AI Data Center Fiber Deals
Corning stock jumped 10.3% to $193.45 on AI data center fiber deals with Amazon and Nvidia. Q1 core sales rose 18% to $4.35 billion, but valuation risks remain.
Technology
G7 Leaders Debate AI Model Access Amid OpenAI's $1T IPO Plan and Rising China Competition
G7 leaders debate AI model access as OpenAI files for a $1T IPO. Anthropic restricts models, China boosts local AI, and cybersecurity deals surge.
Technology
Nokia Shares Slide as AI Rally Fades Amid Oil and Rate Concerns
Nokia shares fell 2.98% in Helsinki as investors pulled back from AI-related tech stocks amid rising oil prices and rate concerns. ADRs dropped 13.48% Friday.
Markets
Nokia Refinances €500M Debt, Shares Dip 5.87% as AI Rally Pauses
Nokia shares closed down 5.87% on Friday after refinancing €500M in debt, but still posted a 4.72% weekly gain. London investor meetings are scheduled for June 10.
Markets
Nokia Stock Plunges 6% as AI Rally Fades, Nordea Boosts Target
Nokia shares fell 6.15% in Helsinki, snapping a three-day AI rally, as investors questioned pricing of AI and Nvidia deals, despite Nordea raising its price target to €15.70.
Markets
Ciena Stock Dips Despite Earnings Beat as AI Euphoria Fades
Ciena shares fell 9.5% premarket despite beating Q2 estimates and raising guidance, as AI-driven demand concerns and customer concentration weigh on sentiment.
Earnings
AI Infrastructure Orders Boost Cisco's Outlook, Stock Nears Highs
Cisco closed near $120 after a strong Q3 earnings report, with AI infrastructure orders surging and full-year guidance raised to $9 billion.
Technology
Ciena Shares Slide 13% on Mixed AI Network Demand Signals
Ciena shares dropped 13% following its fiscal Q2 earnings release, as AI-driven demand for optical networking hardware met a cautious market. The stock remains up over 140% year-to-date.
Earnings
Coherent Stock Slips 6.6% Amid Profit-Taking in AI Optics Sector
Coherent Corp. (COHR) dropped 6.6% to around $352 on Friday, even as the broader market rose, signaling profit-taking in AI optics stocks.
Markets
Nokia Stock Retreats as AI Rally Fades in Helsinki
Nokia shares fell 2.74% in Helsinki, retreating from an AI-led rally. The stock's ADRs declined over 7% in the U.S. as investors reassess valuations despite raised growth forecasts.
Markets
Viavi Solutions Plunges on $500M Stock Offering for Debt Reduction
Viavi Solutions shares dropped 7.1% after-hours Tuesday after the company announced a $500 million stock offering to repay debt, potentially adding 10.1 million new shares.
IPO
Nokia Stock Retreats After AI Rally: Key Details for Investors
Nokia's US-listed shares dropped about 5% Friday, pulling back from an AI-driven rally. The company reported a 54% rise in Q1 operating profit and named a new mobile infrastructure president.
Technology
Nokia Taps Siemens Executive to Lead Mobile Unit as AI Drives Rally
Nokia Oyj hires Siemens executive Emma Falck to head Mobile Infrastructure as Q1 profit surges 54% and AI/cloud sales jump 49%, lifting shares 5.5%.
Technology
AAOI Stock Dips 10% After Q1 Revenue Miss, Despite AI Optics Demand Surge
Applied Optoelectronics (AAOI) shares dropped over 10% after Q1 revenue and Q2 guidance missed Wall Street estimates, despite a 51% revenue surge and doubled data-center sales. The company begins volume shipments of 800G products.
Earnings
Coherent Stock Dips Despite Strong AI-Driven Q3 Results
Coherent Corp. shares dropped 6% after hours despite beating Q3 revenue estimates at $1.81B, driven by AI infrastructure demand. Wall Street focused on weak cash flow and margin misses.
Earnings
Lumentum Shares Surge as Analysts Boost Targets Ahead of Earnings
Lumentum shares rose 4% to $1,016 as analysts raised price targets ahead of fiscal Q3 earnings, with the stock up 1,444% over the past year.
Technology
Ciena Shares Face Valuation Check as $416 Target Highlights Priced-In AI Hopes
Ciena shares face a valuation reality check after Rothschild & Co Redburn set a $416 target, nearly 22% below the current price, as much of the AI networking optimism appears already priced in.
Markets
Ciena Shares Dip as AI Optical Demand Faces Supply and Valuation Hurdles
Ciena shares dropped 6.5% after Corning's sales outlook missed estimates, highlighting supply and valuation challenges in the AI optical networking boom.
Markets