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Major indexes edged lower as the yield on the 10-year Treasury note pushed past 5%. Markets have had a lot to digest this week: a quarter-point interest-rate hike, fluctuating fuel prices and big tech's P(doom)--aka the probability that AI results in a existentially catastrophic outcome, according to the Silicon Valley ecosystem.
The networking company also expects adjusted operating margins of 32% to 35% and free cash flow margins of about 20% by fiscal 2029.
The technology sector is the S&P 500's worst performer today, down more than 2%. Here are some of the tech names getting hit hardest: Coherent, down 11%. Hewlett Packard Enterprise, down 11% Corning, down 11% Teradyne, down 11% Lumentum, down 8.
Shares of GoPro (NASDAQ:GPRO) are up 11% to $1.57 in late-morning trading Thursday, extending a rerating that has lifted the action camera maker 124% over the past month. The SPDR S&P 500 ETF Trust (NYSEARCA:SPY) is down 0.43% on the session. Also, the iShares Semiconductor ETF (NASDAQ:SOXX) is off 2%, so today’s green tape is […]
Stocks tied to AI are having a big day amid growing enthusiasm over OpenAI's latest model, called Astra. Shares of CoreWeave, an AI cloud infrastructure company, rose 15% Tuesday. Shares of Lumentum and Coherent, which manufacture optical and laser equipment used by AI data centers, were up 12% and 9% respectively.
GoPro is surging on a merger that turns a camera company into an optical-transceiver play, and a famous YouTuber just became its largest individual shareholder. Here is what the move actually means against a backdrop of proven incumbents already delivering billion-dollar datacenter revenue.
Stock Market Today: The Dow Jones index falls Friday ahead of the August jobs report. Lululemon stock plunges 21% on earnings.
Investing.com -- Networking is replacing raw computing power as the main constraint on artificial intelligence performance as AI systems grow larger and more complex, Citi analysts said following the second day of the Hot Chips conference.
Take shares of optical networking companies Lumentum and Coherent which are slipping after Marvell Technology reported earnings. The company, which designs custom chips and supplies optical networking technology, did everything right. Marvell is at the heart of the great AI date-center buildout.
The artificial-intelligence trade roared back to life on Thursday after Nvidia's medium-term guidance signaled that demand for chips should remain robust next year. Shares of Marvell Technology jumped 4% in premarket trading.
Record revenue and margin expansion driven by AI data center optical connectivity demand.
A record-breaking quarter from Fabrinet sent its stock tumbling 20% and dragged the entire AI optical complex down with it, raising a question now rippling through Marvell, Coherent, and Amphenol shareholders: is this a one-day shakeout or a crack in the AI buildout thesis?
All 30 stocks in the PHLX Semiconductor index are down in recent trading, helping drag the Nasdaq composite lower. Here are some of the biggest decliners: Coherent, down 11.4% Credo Technology, down 11.
The S&P 500 hit a new high amid lower oil prices. Workday and Sandisk lifted software and memory plays. Applied Materials fell late on earnings.
Coherent recovered from an early decline as accelerating data-center sales and stronger margins reinforced its role in AI connectivity.
Two optics companies beat earnings estimates and watched their stocks crater while rivals selling into the exact same AI demand surge went flying in the opposite direction. The divergence comes down to something buried in the cash flow disclosures that most headlines missed.
Moby summary of Coherent, Inc.'s Q4 2026 earnings call
Coherent beat estimates for fourth-quarter earnings on Wednesday and forecast first-quarter revenue and profit above analysts' expectations, betting on strong demand for its data center and communications products. Shares of the company, however, slipped 4% in extended trading. They have risen nearly 93% so far this year.
Coherent (COHR) delivered earnings and revenue surprises of +7.41% and +2.66%, respectively, for the quarter ended June 2026. Do the numbers hold clues to what lies ahead for the stock?
AI stocks led the market Wednesday, fueled by Nebius, Lumentum, CoreWeave and Super Micro. Cisco and Coherent were earnings movers late.
Coherent beat earnings and revenue estimates and offered a stronger-than-expected outlook as demand for its optical-networking technology grows with AI infrastructure.
Coherent reported fourth-quarter results that exceeded analyst expectations, with adjusted earnings per share of $1.74 beating the consensus estimate of $1.62 by $0.12. Revenue reached $2.05 billion, surpassing the $1.98 billion estimate and marking a 34% increase YoY.
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