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Corning Inc. fell more than 8% on Wednesday, extending its decline from a record high as a broad selloff swept through US optical communications stocks. "Corning is testing a historically bullish trendline at its 80-day moving average, a setup that has preceded higher prices one month later 72% of the time over the past decade," said Rocky White, senior quantitative analyst at Schaeffer's Investment Research. The stock closed at $174.41, down 7.1%, after touching an intraday low near $171. Marvell Technology dropped more than 6%, while Lumentum, Coherent and Credo each fell over 5%. The selloff occurred even as the broader market advanced, with the S&P 500 rising 0.38% to 7,572.40 and the Nasdaq Composite gaining 0.62% to 26,269.23. An institutional trader purchased weekly put contracts on Tuesday, betting on further downside ahead of the company's second-quarter earnings report scheduled for July 28. The pullback has erased more than $35 billion in market value since the stock peaked on June 30, when its trailing price-to-earnings multiple had surged past 90 times — well above its five-year historical median. Chief Executive Wendell Weeks sold 100,000 shares at an average price of $186.46 in June, generating $18.6 million, while Senior Vice President Soumya Seetharam sold 20,000 shares at about $206 in May. Combined insider sales exceeded $54 million with no corresponding insider purchases, according to filings. Wall Street remains broadly bullish, with 10 analysts rating the stock a buy and six neutral, and a consensus price target of $194.69 implying about 12% upside from current levels. The optical communications sector's decline comes as investors reassess valuations following an AI-driven rally that lifted Corning and its peers to record levels. Corning, a key supplier of fiber optic and optical connectivity solutions for data centers, had benefited from enthusiasm around artificial intelligence infrastructure spending. However, the stock's trailing P/E multiple above 90 times created vulnerability to any negative signals. Short interest in Corning fell 13.7% during the most recent reporting period, representing 2.6% of the float, or less than two days' worth of trading volume. Wall Street expects Corning to report core earnings per share of $0.75 to $0.76 on revenue of about $4.60 billion for the second quarter. The company beat first-quarter estimates in April, delivering EPS of $0.70 on revenue of $4.34 billion, up 18.1% year over year. This article is for informational purposes only and does not constitute investment advice.
The Nasdaq Composite fell 0.7% at the open, while the S&P 500 slipped 0.3% and the Dow edged up 0.1%, as a rout in AI and chip stocks offset gains in energy shares. "The combination of spiking crude and a hot sector that's priced for perfection creates a natural trigger for profit-taking," said Michael Wilson, chief equity strategist at Morgan Stanley. "The question is whether this is a one-day shakeout or the start of a broader rotation." SK Hynix's US-listed shares plunged 9%, Micron Technology fell 5% and SanDisk dropped 6%, leading a broad semiconductor retreat. AMD and Intel each lost more than 4%, while optical networking names also slumped — Marvell Technology declined 5%, Corning fell 4% and Coherent shed 3%. The selloff extended to Asia earlier in the session, where Seoul's Kospi tumbled as much as 9%, with SK Hynix sinking 15% and Samsung Electronics losing 10%. The tech rout coincided with a 3.5% surge in Brent crude to $78.68 a barrel after Iran expanded military strikes to Gulf nations, raising fears over energy shipments through the Strait of Hormuz. Gold slid 1.5% to $4,060 as the oil spike revived expectations that central banks may need to keep interest rates elevated to combat inflationary pressures. **Oil Shock Rattles Rate Expectations** The renewed hostilities followed an Iranian attack on a commercial ship in the Strait of Hormuz early Sunday, with the Revolutionary Guards declaring the waterway "closed until further notice" — a threat the US Central Command countered by stating the strait remained open to lawful transit. The US military launched a fresh wave of strikes after several Gulf allies were targeted, marking the latest escalation in a conflict that has already reshaped global energy markets this year. "One can easily imagine the situation spiraling quite rapidly," said Fawad Razaqzada, a market analyst at Forex.com. "Of course, rhetoric can soften. We've seen that movie before. But for now, traders are forced to assume the worst." The oil spike complicates the outlook for the Federal Reserve, which has been navigating between sticky inflation and slowing growth. Higher crude prices feed directly into headline inflation measures, potentially delaying rate cuts that growth-oriented tech stocks have been pricing in. The US 10-year Treasury yield moved higher as traders adjusted expectations, though the exact level was not immediately available at the open. **Earnings Season Looms** The selloff comes at a critical juncture for the AI trade, with earnings season set to deliver reports from Taiwanese chip giant TSMC and Dutch equipment maker ASML this week. Wall Street banks including JPMorgan, Bank of America and Goldman Sachs are also scheduled to report, providing a broader read on the economy. IG analyst Fabien Yip said oil's return toward pre-war levels in June reflected markets pricing in a best-case outcome for the fragile US-Iran arrangement, and the "re-escalation exposes how fragile that assumption was." Near-term, she said, the risk premium should keep prices supported, though a repeat of the earlier spike appears unlikely given sluggish demand recovery and increased OPEC+ output. *This article is for informational purposes only and does not constitute investment advice.*
**Optical communication stocks fell more than 3% in US pre-market trading Monday, joining a broader selloff that erased billions from AI and semiconductor shares.** Coherent, Lumentum, Corning and Credo each fell more than 3% in pre-market trading, according to market data. The declines hit a sector that had been among the best performers this year, with Coherent shares more than doubling over the past 12 months on surging demand for optical transceivers — the fiber-optic components that connect GPUs in AI data centers. The selloff extended across the semiconductor complex. SK Hynix's US-listed shares sank 10.4%, while Micron Technology dropped 6.6%, according to pre-market data. Nvidia fell 2.16%, and storage makers SanDisk, Seagate Technology and Western Digital each lost more than 5%. Among chip equipment makers, Applied Materials fell 4.72% and Lam Research dropped 4.31%. CPO-related stocks — tied to co-packaged optics, a technology that integrates optical components directly with switch chips to reduce power consumption in AI data centers — also moved lower. Lumentum fell 4.24%, while Applied Optoelectronics dropped 4.01%, extending a pullback from recent highs. The pullback comes after a blistering rally in optical stocks this year. Coherent's datacenter and communications segment generated $1.36 billion in revenue last quarter, up 41% from a year earlier, driven by demand for 800G transceivers used in AI clusters. The company received a $2 billion investment from Nvidia tied to US manufacturing and was added to the S&P 500 in June. The optical component supply chain has been one of the tightest bottlenecks in AI infrastructure. Hyperscalers including Microsoft, Amazon and Google have been ordering 800G transceivers as fast as manufacturers can produce them, pushing contract manufacturers like Fabrinet to nearly double capital spending to $64 million last quarter to meet demand. The transition to 1.6T transceivers — the next generation of optical interconnects — is expected to accelerate through 2027, creating a multiyear tailwind for the sector. The competitive dynamics in the optical sector have shifted dramatically this year. Coherent has emerged as the dominant merchant supplier of high-speed transceivers, while smaller players like Applied Optoelectronics and Lumentum have carved out positions in specific segments. Credo Technology, which specializes in high-speed connectivity solutions, has benefited from the same demand wave. Monday's coordinated decline suggests the market is treating the sector as a single trade, making individual stock selection less relevant during broad risk-off moves. For investors, the question is whether the AI infrastructure trade is experiencing a healthy pullback or the beginning of a more sustained rotation. Optical component makers have been among the biggest beneficiaries of hyperscaler capital spending, with Coherent, Lumentum and Applied Optoelectronics each posting triple-digit percentage gains over the past year. Coherent trades at roughly 38 times forward earnings, a premium that reflects its leadership in the optical transceiver market but also leaves it vulnerable to sentiment shifts. Any sustained pullback in Nvidia's shares could ripple through the entire optical supply chain that depends on its GPU shipments, making Monday's pre-market action a key signal for investors watching the AI trade. This article is for informational purposes only and does not constitute investment advice.
**Corning's 318% annual gain reflects an AI infrastructure buildout that has turned a 175-year-old glassmaker into a hyperscaler derivative.** Corning's optical fiber has become a bottleneck in the AI data center supply chain, with shares up 318.5% over the past year even as a 13.6% single-day drop raised questions about valuation. "The demand for our innovation capabilities has never been stronger," Chief Executive Officer Wendell Weeks told analysts, citing two new hyperscaler agreements similar in size and duration to the company's up-to-$6 billion Meta deal. Optical Communications revenue reached $1.846 billion in the first quarter, up 36% year over year, while core operating margin expanded 220 basis points to 20.2%. Optical net income jumped 93% to $387 million. Bank of America projects AI data-center-related revenue will reach $10.3 billion by 2030, and Amazon has signed a multibillion-dollar optical fiber deal that prompted UBS and Truist to raise their price targets. At roughly 80 times forward earnings, GLW trades above the consensus analyst target of $206.07, with 10 Buy ratings, five Holds and one Strong Sell. The stock has done years of work in months — up 192.7% year to date versus a single-digit gain for the S&P 500 — leaving investors to weigh whether the AI fiber thesis justifies the premium. The July 2 selloff erased billions in market value but did not change the underlying demand picture. Hyperscaler capital expenditure plans remain intact, and Corning's guidance for the second quarter calls for $4.6 billion in sales and core earnings per share of $0.73 to $0.77. The company also faces a $30 million drag from solar maintenance costs. Peer companies in the optical connectivity space, including Credo Technology, have also benefited from the same AI-driven demand wave, with Credo shares rising alongside Corning on data center interconnect orders. The broader AI infrastructure buildout has created a new demand category for optical connectivity that did not exist three years ago. Data center operators are upgrading from copper-based interconnects to fiber optics to handle the bandwidth requirements of training clusters with tens of thousands of GPUs. Corning's Springboard plan, which the company plans to extend through 2030, was designed specifically to capture this shift. **Valuation vs. Fundamentals** The bear case centers on valuation and insider activity. GLW trades at a trailing price-to-earnings multiple of 106 times, and insiders sold $54.1 million worth of shares over the past three months with zero purchases. Chief Human Resources Officer Michelle Gullo sold 18,378 shares at $209.83 on June 22, days before the drop. Revenue has also missed consensus estimates in three of the past four quarters, suggesting the top line is not keeping pace with sell-side expectations. China exposure and consumer electronics headwinds add further risk for a company whose valuation already prices in years of perfect execution. **The Trigger Points** The trigger to upgrade the stock to a Buy would be a clean second-quarter revenue beat, another hyperscaler deal announcement, or a pullback toward the 50-day moving average of $185. The trigger to sell would be a hyperscaler capital expenditure cut or Optical Communications growth falling below 25%. Nothing in the current tape suggests demand has cracked — hyperscaler capex is intact, guidance stands, and no negative pre-announcement has been issued. **So What for Investors** For existing holders, the next data point is the Q2 report, where guidance of $4.6 billion in sales and $0.73 to $0.77 in core EPS must hold. For new buyers, the cost of waiting for a pullback is small relative to the risk of chasing a stock at 80 times forward earnings. The AI fiber thesis is intact, but the price already reflects years of optimism. Until the next trigger arrives — a clean beat, a new deal, or a lower entry price — patience is the higher-conviction trade. This article is for informational purposes only and does not constitute investment advice.
Corning Inc. tumbled 14.06% to $221.38 on Wednesday, its steepest single-day drop in recent history, as profit-taking and heavy insider selling triggered a broad technology equipment selloff. The decline erased roughly $27 billion in market value from the specialty glass and ceramics manufacturer, which had been one of the best-performing stocks in the sector this year following its inclusion in major FTSE Russell indexes. SEC filings from mid-to-late June revealed that Chief Executive Officer Wendell Weeks and multiple senior vice presidents collectively liquidated more than 160,000 shares valued at over $30.7 million near the stock's all-time high, with no offsetting purchases, according to Form 4 disclosures. Over the past three months, a total of 12 insider selling transactions worth approximately $54.1 million were recorded with zero insider purchases — a pattern that shook institutional investor confidence. The absence of buying signaled that company leadership viewed the stock's valuation as disconnected from near-term fundamentals. The Technology Equipment sector fell 4.13% on Wednesday, with Corning leading the decline. Micron Technology Inc. dropped 9.47%, SanDisk Corp. slid 11.29%, and Nvidia Corp. edged down 0.93%, as selling spread across semiconductor and hardware names. Trading volume in Corning shares surged well above the 20-day average as institutional investors liquidated positions following the stock's inclusion in major FTSE Russell indexes, which had driven mechanical, calendar-driven buying in prior weeks. Corning's trailing price-to-earnings ratio had soared past 105x, far exceeding its historical averages and the sector median, making the stock highly vulnerable to a sharp unwind. The relative strength index stood at 69.09 before the reversal, suggesting the stock had entered overbought territory, while the Williams %R at 15.557 confirmed the overextended condition. The selloff was further exacerbated by a spike in bearish options activity, with traders snapping up weekly put contracts betting on a correction, according to market data. Underlying fundamental concerns also weighed on sentiment. The company's second-quarter revenue guidance fell short of Wall Street consensus, while a costly maintenance shutdown at its solar wafer facility is expected to impose an additional $30 million in expenses. Despite the near-term headwinds, long-term optimism remains tied to Corning's high-speed optical fiber partnerships linked to the artificial intelligence infrastructure buildout, which has driven demand for its telecommunications products. The company, which supplies cover glass for smartphones, optical fiber for telecommunications networks, and display glass for televisions, generated $15.63 billion in annual revenue with a net profit of $1.60 billion. Its market capitalization stood at approximately $190 billion before the decline. Analysts covering the stock maintain an average price target of $209.30, with a high of $230 and a low of $158.87, implying further potential downside from current levels despite a consensus Buy rating. This article is for informational purposes only and does not constitute investment advice.
**A two-day surge in optical connectivity stocks gave way to profit-taking Wednesday as Michael Burry's new short bets against the AI sector weighed on sentiment.** Optical communication stocks fell in pre-market trading Wednesday, with Corning Inc. sliding more than 3%, as a blistering rally fueled by AI data center deals gave way to profit-taking. Coherent Corp. dropped over 3%, while Credo Technology Group and Lumentum Holdings each fell more than 2%. "Increasing investments in AI data centers are driving a major expansion in optical markets," Morgan Stanley analysts wrote in a note Monday, projecting the market could grow from roughly $30 billion in 2025 to more than $65 billion by 2028. The firm raised its price target on Corning to $127 from $103. Corning had surged 15.7% Monday after announcing a $6 billion supply deal with Meta Platforms Inc. and jumped another 18% Tuesday on a partnership with Nvidia Corp. that included warrants to purchase up to 15 million shares at $180 apiece. The stock is up more than 85% year to date and has more than tripled over the past 12 months. Mizuho raised its target to $145 from $120 with an outperform rating, while Morgan Stanley maintained an equal-weight rating. The pullback comes as the broader semiconductor sector faces headwinds from Michael Burry's new bearish bets, disclosed Tuesday in a Substack post. Burry said he shorted Tesla Inc. at $416.22 and established new short positions against Nvidia, Applied Materials Inc. and the iShares Semiconductor ETF. Micron Technology fell over 2% and SanDisk dropped nearly 4% in pre-market trading, reflecting the broader sector weakness. **Optical Connectivity Becomes AI's Bottleneck** The selloff follows a period of extraordinary demand for optical components, which hyperscalers need to link thousands of Nvidia GPUs within AI data centers. Corning said it would boost U.S. fiber production capacity by more than 50% and build three new manufacturing facilities in North Carolina and Texas, creating 3,000 jobs. The company's Q4 net sales rose 20% to $4.22 billion, with earnings per share jumping 72% to $0.62. Nokia's optical networking business also saw explosive growth from AI data center buildout, the company said in its recent earnings report, leading it to increase investments in the business. The optical market's expansion is being driven by the limits of legacy network infrastructure, which is approaching capacity constraints, according to Morgan Stanley. **What the Short Bets Mean for the Sector** Burry's new short positions target the heart of the AI trade — Nvidia, semiconductor equipment maker Applied Materials, and the broad SOXX ETF — suggesting he sees valuation excess in a sector that has powered much of the market's gains. Optical stocks, which have ridden the same wave, are now caught in the downdraft. For investors, the question is whether this is a temporary pullback in a secular growth story or the beginning of a broader correction. Optical connectivity demand is tied directly to AI CapEx, which remains elevated: SoftBank completed a $10 billion follow-on investment in OpenAI on July 1, and Japan committed 387.3 billion yen in AI subsidies through its Noetra initiative. But with Corning trading near all-time highs after a 63% first-half rally, some profit-taking was inevitable. This article is for informational purposes only and does not constitute investment advice.
Optical communications stocks rallied in pre-market trading Thursday, with Corning Inc. jumping nearly 9%, as AI-fueled demand for data center networking components swept the semiconductor sector. "Memory and networking components are the bottleneck in AI infrastructure buildout, and the market is pricing in multiyear tightness," said Tom Essaye, founder of Sevens Report Research. Marvell Technology gained nearly 5%, Coherent rose more than 4% and Lumentum advanced over 3% in early trading. The rally followed Micron Technology's blockbuster quarterly report, which showed earnings per share of $25.11, topping the $20.86 consensus estimate, and guidance for the current quarter of $30 to $32 a share, well above the $25.72 analysts had expected. Micron said tight supply conditions would persist beyond calendar 2027 and that it had signed 16 strategic supply agreements with defined pricing to provide customer visibility. The optical component makers supply the fiber-optic cables, lasers and photonic chips that connect data center servers — a market expanding as hyperscale cloud providers race to build out AI computing clusters. Apple Inc. highlighted the cost pressure Wednesday, announcing price increases on some MacBook and iPad models because of rising memory and component expenses. The broader semiconductor complex benefited from the optimism. Qualcomm Inc. rose nearly 10% after its investor day, where it raised its fiscal 2029 non-handset revenue target to $40 billion, roughly double its prior goal, driven by a new data center AI infrastructure strategy that includes a multiyear deal with Meta Platforms Inc. to supply data center CPUs. The Philadelphia Semiconductor Index also gained, though the broader market remained mixed as the Magnificent Seven stocks continued their June selloff, with the group on track to shed $3 trillion in market capitalization this month. For investors, the optical communications rally shows that AI infrastructure spending is broadening beyond GPU makers into the networking and connectivity layers. Corning, trading at 22 times forward earnings, stands to benefit as data center operators increase spending on fiber-optic interconnects. Marvell, whose custom AI silicon and networking chips compete with Broadcom Inc., offers another direct play on the data center buildout. The rotation into semiconductor and infrastructure names comes as the Magnificent Seven's combined market cap has fallen to $20.8 trillion from a June peak, with investors rotating into industrials, materials and energy stocks. This article is for informational purposes only and does not constitute investment advice.
**Optical communications stocks are rallying in pre-market trading as Corning's multibillion-dollar Amazon deal underscores surging demand for data center connectivity infrastructure.** Corning Inc. jumped nearly 9% in pre-market trading, leading a broad rally in optical communications stocks as investors bet on sustained demand for data center fiber infrastructure tied to the AI buildout. "The Amazon agreement positions Corning as a core supplier of optical connectivity for hyperscale AI data centers, with multi-year revenue visibility," Truist analysts wrote in a note, raising their price target to $205 from $149. UBS lifted its target to $228 and reiterated a buy rating, with Street consensus overweight and a mean target of $205. Marvell Technology rose nearly 5%, Coherent gained more than 4%, and Lumentum added over 3% in pre-market trading. Corning's rally extends a June uptrend that saw shares climb from around $176 on June 1 to close at $204.63 on Wednesday, a gain of roughly 16%. The stock now trades at a price-to-earnings ratio near 79 and a price-to-sales multiple of about 8.6, reflecting the growth premium investors are assigning to AI-connected infrastructure plays. The optical sector's move reflects a broader repricing of connectivity infrastructure as a direct beneficiary of AI data center capital expenditure. Corning's Amazon deal — a multi-billion dollar agreement to supply optical fiber, cables, and connectivity components for Amazon's expanding U.S. data center network — positions the company as a key enabler of the cloud and AI buildout. The contract is expected to drive facility expansions and create about 1,000 high-skilled manufacturing jobs in North Carolina. **The Amazon Deal Reshapes Corning's Optical Business** Corning's agreement with Amazon is not an isolated contract win. The company also has a partnership with Nvidia around optical connectivity, layering two hyperscaler relationships onto its optical segment. Together, the deals give Corning multi-year demand visibility in a business that Truist estimates can deliver about 17% annual sales growth through 2030. The company's optical and solar segments generated roughly $15.6 billion in annual revenue, with a 36.4% gross margin and an EBIT margin of about 16.5%. Returns on equity above 16% and interest coverage above 11 times suggest the balance sheet can support the capacity expansion the Amazon deal requires. Corning and Amazon are also expanding a joint fiber optic technician training program, deepening the company's integration into Amazon's infrastructure ecosystem beyond pure hardware supply. **What the Rally Means for Investors** The pre-market surge in optical stocks signals that the market is re-rating connectivity hardware companies alongside semiconductor and server makers as direct AI beneficiaries. For Corning, the Amazon and Nvidia partnerships provide a revenue pipeline that extends well beyond a single product cycle — a distinction that justifies a premium valuation relative to traditional industrial peers. But the high multiple also leaves little room for execution missteps. Corning's P/E of 79 implies the market already expects strong growth from the optical segment. Any slowdown in hyperscaler capital expenditure or a shift in data center architecture away from Corning's fiber solutions could trigger a sharp re-rating. UBS's $228 target implies roughly 11% upside from Wednesday's close, while the Street consensus target of $205 suggests the stock is already trading near fair value by some measures. For investors, the optical rally offers exposure to the AI infrastructure theme beyond the usual semiconductor names — but with the same risk of elevated expectations. This article is for informational purposes only and does not constitute investment advice.
Memory chip stocks climbed in pre-market trading Monday, extending a rally that saw Micron Technology post its best week since 2008, as AI-driven demand for high-bandwidth memory continues to reshape the semiconductor landscape. Intel led the group with a 4% gain, while Western Digital, SanDisk, Micron Technology, and Corning each rose 3%. Marvell Technology added nearly 2%. The moves follow a blockbuster week for the sector: Micron surged 38% last week — its strongest weekly performance since December 2008 — while SanDisk gained 32% and Western Digital rose 11%. The Roundhill Memory ETF (DRAM), which tracks memory stocks including overseas giants SK Hynix and Samsung, jumped 30% in its best week since the fund launched in April. "From 2013 to 2015, Micron was actually worth significantly more than Nvidia, but that was before Nvidia got into the data center business," one trader posted on Stocktwits. "As AI workloads become more memory and CPU intensive, this ratio can easily get back to about 40% again where it was for so many years." Another trader projected Micron could reach $1,000 a share, or 34% above its last close, calling memory stocks "not even close to being overvalued with this new paradigm shift in non-cyclical memory demand." The rally has been fueled by a series of bullish signals across the chip ecosystem. Upbeat quarterly reports from Intel and Advanced Micro Devices, along with hyperscalers Alphabet, Microsoft, and Amazon, have reinforced that AI infrastructure spending remains on a sharp upward trajectory. Last week, Micron announced it had begun shipping its 245TB Micron 6600 ION SSD, the world's highest-capacity commercially available data center SSD. Targeted at AI, cloud, and enterprise workloads, the drive requires roughly 82% fewer racks and far less physical space and power than hard-disk-drive-based alternatives, according to the company. The memory sector's structural shift from cyclical commodity to secular growth story is drawing comparisons to Nvidia's own transformation. Nvidia, which traded roughly in line with Micron a decade ago before pivoting to data center chips, now commands a market capitalization more than 10 times Micron's. The gap may narrow as AI workloads become increasingly memory-bound — large language model inference, for instance, requires massive HBM (high-bandwidth memory) capacity that only a handful of suppliers can provide. Retail sentiment on Stocktwits was "extremely bullish" for Micron, SanDisk, and the DRAM ETF, and "bullish" for Western Digital. Wall Street analysts are more measured: the average price target on Micron stands at $556.05, implying 27% downside from current levels, while SanDisk's consensus target of $1,399 suggests 10% downside and Western Digital's $495.68 target points to 3% upside. Micron has been capturing a growing share of retail trading flows over the past several months, with net buying hitting a two-year high in mid-April, according to Vanda Research data cited by CNBC. The broader S&P 500 gained 3.4% last week, while the iShares Semiconductor ETF (SOXX) rose 5%, underscoring the breadth of the tech rally. For investors, the key question is whether the memory rally has further to run or has already priced in the AI demand cycle. Nvidia trades at roughly 35 times forward earnings, while Micron trades at a discount multiple — a gap that could narrow if memory pricing remains elevated through the second half of the year. The next catalyst comes later this quarter when major cloud providers report earnings, offering fresh data on data center capital expenditure plans that will determine whether the memory boom has legs. This article is for informational purposes only and does not constitute investment advice.