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Semiconductors News Today
11 headlines on Semiconductors cleared our tape in the last 7 days with a measured price reaction attached. 2 of them moved the underlying at least 0.35% in the minutes after it crossed. The largest measured reaction was -0.40% on AVGO at Sep 15, 10:01 ET.
Price action when the news broke
10:01:08 ET
What moved — last 7 days
| Time | Ticker | Headline | 1 min | Reaction |
|---|---|---|---|---|
| Sep 15, 10:55 ET | NVDA | Reported: US Treasury Secretary Bessent: Trump completely aligned with Nvidia's CEO. $NVDAVolume 1.3M shares in 10 min · 0.8× normal | +0.03% | +0.15% · 10m |
| Sep 15, 10:01 ET | AVGO | Reported: META: Chips will save money and energy compared with Nvidia. $META $NVDA | -0.03% | -0.40% · 10m |
| Sep 15, 10:00 ET | AVGO | Reported: META to deploy new in-house Arke chips in first half of 2027. $META $NVDA | +0.03% | -0.24% · 10m |
| Sep 15, 08:03 ET | NVDA | Perplexity AI will receive Nvidia (NVDA) chips under a multi-year cloud agreement reached with Crusoe, Bloomberg reportsVolume 66.1K shares in 10 min · 0.8× normal | -0.02% | +0.07% · 10m |
| Sep 14, 16:51 ET | NVDA | Reported: Trump called Nvidia's CEO Huang on Monday, and wanted to discuss AI - NYT. $NVDAVolume 101.8K shares in 10 min · 3.7× normal | +0.05% | -0.09% · 10m |
| Sep 14, 11:10 ET | NVDA | Pinterest (PINS) partners with Nvidia (NVDA) to establish a new multimodal AI foundationVolume 1.1M shares in 10 min · 0.8× normal | -0.03% | +0.23% · 10m |
| Sep 14, 09:05 ET | NVDA | Reported: Anthropic Data Fears Prompt Nvidia, Palantir and Booz Allen to Restrict Model Use - The Information $NVDA $PLTRVolume 237.1K shares in 10 min · 2.6× normal | +0.05% | +0.07% · 10m |
| Sep 10, 12:24 ET | NVDA | Reported: Nvidia's CEO Huang: Investments are not circular. $NVDAVolume 1.9M shares in 10 min · 1.8× normal | -0.07% | -0.18% · 10m |
| Sep 10, 12:09 ET | NVDA | Reported: Nvidia's CEO Huang: Our share at Anthropic is growing very quickly. $NVDAVolume 1.3M shares in 10 min · 1.3× normal | -0.07% | -0.33% · 10m |
| Sep 10, 12:08 ET | TSM | Reported: Nvidia's CEO Huang: Shipments of Grace Blackwell up 27% month to month. $NVDAVolume 82.1K shares in 10 min · 0.8× normal | -0.04% | -0.36% · 10m |
| Sep 10, 12:03 ET | NVDA | Reported: Nvidia CEO: Cybersecurity is the next major use case of AI. $NVDAVolume 1.5M shares in 10 min · 1.5× normal | +0.06% | -0.13% · 10m |
Moves are measured against the price two minutes before each headline crossed, using validated 1-minute bars captured at publish time. A dash means no bar was available for that window. Times are New York ET.
Our analysis
Why Are Chip Stocks Down Today? AI Leaders' Call to Slow Frontier AI Hits Semiconductors
The Philadelphia Semiconductor index closed down 5.86% on Monday after Anthropic's Dario Amodei called for slower frontier AI development and OpenAI's Sam Altman backed him. The …
The HBM Memory Race in August 2026: Samsung, SK hynix, Micron and CXMT, Dated
Four memory makers moved in one month: Micron flagged custom HBM4E, Samsung scheduled a KRW 6 trillion packaging plant, SK hynix broke ground in Indiana and …
Why Is Nvidia Stock Down Today?
Nvidia closed down 3.36% on Monday. Most of the drop was in place before The Information reported that Nvidia restricts Anthropic's models internally; that report measured …
Why Nvidia Fell 17% on Monday, January 27, 2025 — and How Long It Stayed Down
On the selloff day—Monday, January 27, 2025—Nvidia fell 16.9%. It rebounded one day later, nearly recovered 22 days later, then fell again as other risks kept …
Why Is Analog Devices Stock Moving Today?
A record quarter and guidance whose low end beats consensus. The tape's first reaction was +1.047% — then it handed back -3.55% from there.
Why Is Marvell Stock Up Today?
Marvell handed Google a warrant over $12.18 billion of its stock to win custom-silicon work. The whole repricing took about two hours — and Broadcom lost …
Why Is Broadcom Stock Down Today?
Google can earn up to $12.18bn of Marvell stock by routing chip orders to it. Broadcom holds the Google agreement through 2031 — now with company.
TSMC Arizona's Profit Rose 662.8% — and About 90% of It Was Not From Making Chips
Arizona earned NT$36.066bn in the first half. Investment income, not manufacturing, supplied most of it.
AMD Launched the Biggest Bond Deal in Its History and the Stock Moved 0.05%
AMD went to the bond market on August 13, 2026 for as much as $5 billion across four tranches — potentially the largest offering the company …
Why Is AMD (AMD) Stock Moving Today?
Latest catalyst, August 13, 2026 at 15:06 UTC: AMD launched a four-part investment-grade bond offering of $4 billion to $5 billion, potentially the largest in its …
The iPhone Assembler Now Earns Most of Its Money From AI. Its Own CEO Says the Limit Isn't His Factories
Hon Hai reported record second-quarter results on August 12, 2026: operating profit up 68% to NT$94.8 billion, and cloud and networking products at 51% of revenue …
China's Newest Memory Challenger Is Refusing to Compete on Price. That Is the Surprising Part
CXMT is pushing into mobile DRAM, the memory that goes into phones, putting it in direct competition with Samsung and SK hynix. A new entrant with …
Samsung Hit the 'Golden Yield' on HBM4 — Months Ahead of Its Own Target
Samsung's HBM4 production yield has reportedly reached 80% — the level chipmakers call a golden yield, where manufacturing turns predictably profitable. The company started mass production …
Why Is the KOSPI Surging Today?
Latest session, August 12, 2026: the KOSPI jumped 3.65% to 6,576.99 by late morning, led by Samsung Electronics up 6.68% and SK hynix up 4.49%. The …
Super Micro and CoreWeave Reported the Same Night. Together They Map the AI Buildout
On August 11, the company that builds AI servers and a company that rents them out reported within minutes of each other. Super Micro booked over …
Super Micro Beat on Profit, Missed Slightly on Sales — and Booked Over $60 Billion of New Orders
Super Micro's fiscal fourth quarter, reported August 11: adjusted EPS of $1.70 came in well ahead of the tape estimate of $1.59, net sales of $11.12 …
TSMC and Sony Are Building a $4.7 Billion Image-Sensor Company in Kumamoto
Sony and TSMC announced a $4.69 billion joint venture on August 11 to develop and manufacture next-generation smartphone image sensors in Kumamoto, Japan. Sony puts in …
Nvidia Cut the Memory in Each Rubin Ultra Chip. UBS Says Total Memory Demand Goes Up Anyway
UBS says Nvidia was forced to reduce the high-bandwidth memory in each Rubin Ultra VR300 GPU to 512GB from a planned 768GB because supply is too …
Intel Is Selling $15 Billion of New Stock After Its Shares Nearly Tripled
Intel announced a $15 billion underwritten stock offering on August 10 to fund AI chips and its foundry build-out — cashing in on a share price …
TSMC's Second Japan Fab Was Upgraded to 3nm for the AI Boom — Then an Earthquake Paused Construction
Taiwan's government approved TSMC's plan to deploy advanced 3-nanometer production at its second Kumamoto, Japan fab, upgraded from an original 6-to-12nm plan on soaring AI-chip demand. …
Why Is TSMC (TSM) in the News? Its Second Japan Fab Just Got Upgraded to 3nm
Taiwan's government approved TSMC's plan to deploy advanced 3-nanometer production at its second Kumamoto, Japan fab — a major upgrade from the facility's original 6-to-12nm plan, …
SK Hynix Approved $39 Billion for Two New Fabs — and the Two Are on Completely Different Clocks
SK hynix approved a combined 54 trillion won (roughly $39 billion) investment across two new facilities: 35.2 trillion won for a second-phase fab at its Yongin …
SK Hynix Raised Its Dividend 25% the Same Quarter It Cut Debt by Billions — the AI Memory Boom Is Showing Up on the Balance Sheet
SK hynix raised its annual fixed dividend 25% to 1,500 won per share from 1,200 won, declaring a quarterly installment of 375 won — alongside record …
Samsung's Most Advanced Foundry Capacity Is Fully Booked Through 2027 — and It's Pitching 5nm as the Overflow Option
Samsung's 4nm foundry capacity is fully booked through 2027, driven by HBM4 base-die production and Nvidia orders. With its most advanced available node sold out, Samsung …
SK Hynix Is Removing Price Caps From Its Memory Contracts — a Break From How the Industry Has Priced HBM for Years
SK hynix is reportedly removing the price cap from its long-term memory supply agreements, allowing spot-market price increases to flow directly into contract pricing during shortages …
Microchip Technology's Net Sales Jumped 38% in Fiscal Q1 2027, Beating Its Own Guidance on Both Sales and EPS
Microchip Technology's fiscal Q1 2027 net sales rose 38% year over year and 13.2% sequentially to $1.485 billion on August 6, 2026, above the high end …
Why Is Microchip Technology (MCHP) Stock Moving Today? Net Sales Jumped 38% as the Chip-Inventory Glut Clears
Microchip Technology's fiscal Q1 2027 net sales rose 38% year over year and 13.2% sequentially to $1.485 billion, above the high end of its own guidance. …
Western Digital Beat on Everything and Still Fell 16%. Its Storage Rival SanDisk Had the Same Day
Western Digital's fiscal Q4 2026 revenue jumped 44% to $3.75 billion and EPS of $3.56 beat estimates by more than 6%, driven by cloud demand for …
Sandisk's Revenue Tripled and It Still Beat Estimates — Then Fell on Guidance the Same Day Western Digital Did
Sandisk's fiscal Q4 2026 revenue surged 372% year over year to $8.97 billion, beating estimates, with adjusted EPS of $39.25 topping the $34.59 consensus by about …
Nvidia Is Weighing a Lower-Memory Rubin Ultra as the 2027 HBM Shortage Hits Its Roadmap. NVDA Barely Blinked
Reporting on August 5, 2026 revealed Nvidia is evaluating four different high-bandwidth memory configurations for its 2027 Rubin Ultra AI chip, with the lowest-capacity option carrying …
Why Is Nvidia (NVDA) Stock Moving Today? A Memory Shortage Is Forcing a Redesign of Its Next AI Chip
Nvidia is evaluating four different memory configurations for its next-generation Rubin Ultra AI chip — some carrying up to 33% less high-bandwidth memory than originally planned …
Why Is Everspin Technologies Stock Up Today?
Everspin beat Q2 2026 estimates on a new government contract and industrial demand, a day after announcing a memory-technology partnership aimed at AI data centers.
Why Is Advanced Energy Industries Stock Up Today?
A beat-and-raise where the raise is anchored in the same semiconductor demand already showing up in the quarter.
Why Is Astera Labs Stock Up Today?
Astera Labs grew revenue 104% YoY — and guided for sequential growth to get even faster, not slower.
AMD Q2 2026: Another Beat, Another Selloff
AMD reported second-quarter 2026 results on August 4, 2026.
CXMT's Two Signals, One Day Apart, Sent Micron in Opposite Directions
A Reuters scoop about CXMT's capacity plans knocked Micron down. A Bloomberg update on CXMT's next-gen chips, a day later, pushed it up. Same rival, two …
Why Is Micron Stock Up Today?
Micron rose 7.6% Tuesday as chip stocks broadly rallied and a Bloomberg update on Chinese rival CXMT read as reassuring rather than threatening.
Monolithic Power Systems Q2 2026: Enterprise Data Revenue Grew 164%
Monolithic Power Systems reported second-quarter 2026 results on July 30, 2026, led by 164% Enterprise Data segment growth.
Why Is Monolithic Power Systems Stock Up Today?
Monolithic Power Systems rose 8.3% after a Q2 beat driven by Enterprise Data segment revenue that more than doubled year over year.
Ambarella (AMBA): NXP Reported in Talks to Acquire Edge-AI Chipmaker
On July 31, 2026, the Financial Times reported NXP Semiconductors was in talks to acquire Ambarella.
Why Is Ambarella Stock Up Today?
Ambarella jumped 16% after the Financial Times reported NXP Semiconductors is in talks to acquire the edge-AI chipmaker.
Amazon raises 2026 capex to $220 billion but says AWS capacity will still fall short
Andy Jassy said customer demand exceeds Amazon’s available computing infrastructure, with most 2027 AWS capacity already reserved and commitments extending into 2028.
Qualcomm reports Q3 EPS below expectations and Q4 adjusted EPS outlook below consensus
Qualcomm reported third-quarter fiscal 2026 revenue above the referenced estimate, while adjusted EPS came in below expectations and the company provided a fourth-quarter adjusted EPS range …
Why Is Intel (INTC) Stock Moving Today?
Latest catalyst, August 10, 2026 at 11:43 UTC: Intel announced a proposed $15 billion common stock offering — its first public share sale since listing in …