Today: 8 February 2026
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Technology News 3 January 2026 - 4 January 2026

Micron (MU) stock jumps 10% as Bernstein lifts target on AI-driven memory price upcycle

Micron (MU) stock jumps 10% as Bernstein lifts target on AI-driven memory price upcycle

Micron shares closed up 10.5% at $315.42 Friday after Bernstein raised its price target to $330, citing a record upcycle in memory pricing driven by AI demand. The Philadelphia Semiconductor Index rose about 4%. Bernstein expects strong memory prices through most of 2026. Investors are watching for signs of sustained pricing momentum in DRAM and HBM.
4 January 2026
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QBTS stock jumps as D-Wave Quantum rally puts CES 2026 and U.S. data in focus

QBTS stock jumps as D-Wave Quantum rally puts CES 2026 and U.S. data in focus

D-Wave Quantum shares jumped 7.6% to $28.13 Friday, with volume near 48 million. The stock traded between $25.44 and $28.42 as quantum-computing peers also advanced. Traders cited anticipation ahead of CES and key U.S. economic data next week. D-Wave remains unprofitable, with 2024 revenue of $8.83 million and a net loss of $143.88 million.
4 January 2026
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Nvidia stock starts 2026 higher as chipmakers rebound — what investors watch next for NVDA

Nvidia stock starts 2026 higher as chipmakers rebound — what investors watch next for NVDA

Nvidia shares rose 1.2% to $188.85 Friday, outperforming a flat Nasdaq as chip stocks rallied. The Philadelphia Semiconductor Index jumped 4%. An SEC filing showed Nvidia officer Donald F. Robertson Jr plans to sell up to 80,000 shares worth about $14.9 million. Investors are watching for Nvidia’s CES 2026 presentation and its next earnings report on February 25.
4 January 2026
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AAOI stock jumps 14% to start 2026 as Applied Optoelectronics rides AI data-center demand

AAOI stock jumps 14% to start 2026 as Applied Optoelectronics rides AI data-center demand

Applied Optoelectronics surged 13.6% to $39.60 Friday, leading gains among optical hardware stocks as investors rotated into AI-infrastructure trades. The company last month reported its first volume order for 800G data-center transceivers and forecast up to $8 million in Q4 revenue from those shipments. Volume production of a new 400-milliwatt pump laser is expected later in 2026.
4 January 2026
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Baidu stock jumps nearly 15% after AI chip unit Kunlunxin files for Hong Kong IPO

Baidu stock jumps nearly 15% after AI chip unit Kunlunxin files for Hong Kong IPO

Baidu’s U.S.-listed shares jumped 14.9% to $150.30 Friday after confirming its AI chip unit Kunlunxin filed confidentially for a Hong Kong listing. The spin-off remains subject to regulatory approvals and final terms. Traders are watching for updates on timing, valuation, and potential follow-through when U.S. markets reopen Monday.
4 January 2026
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Dow, S&P 500 snap losing streak as chip and AI stocks kick off 2026 with a rally

Dow, S&P 500 snap losing streak as chip and AI stocks kick off 2026 with a rally

The Dow rose 0.7% and the S&P 500 gained 0.2% on the first trading day of 2026, led by a 4% jump in semiconductor stocks. The Nasdaq slipped, dragged by declines in Tesla after weak delivery data and losses in big tech. Baidu surged 15% after its AI chip unit filed for a Hong Kong listing. President Trump delayed tariff hikes on some furniture and cabinets for a year.
3 January 2026
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Reddit stock jumps as Needham calls it the “new homepage” for AI answers

Reddit stock jumps as Needham calls it the “new homepage” for AI answers

Reddit shares jumped 5.3% to close at $241.89 Friday, near the session high, after a Needham analyst highlighted the platform’s growing role as a source for AI-generated answers. The move came as investors weighed bullish analyst notes and ongoing data-licensing deals with Google and OpenAI. The S&P 500 ETF rose 0.2%, while Meta fell 1.4% and Pinterest gained 2.7%. Reddit traded between $228.44 and $242.69.
3 January 2026
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Western Digital stock jumps 9% to start 2026 as AI data-storage trade stays in focus

Western Digital stock jumps 9% to start 2026 as AI data-storage trade stays in focus

Western Digital shares closed up 9% at $187.70 Friday, leading storage stocks higher on the first trading day of 2026. Micron rose 10.5%, Sandisk jumped nearly 16%, and Seagate gained 4.4%. Investors cited demand from AI data centers and upcoming U.S. economic data as key drivers. The broader market was mixed, with the Nasdaq slipping slightly.
3 January 2026
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Data center stocks kick off 2026 with Vertiv jump after Barclays upgrade

Data center stocks kick off 2026 with Vertiv jump after Barclays upgrade

Vertiv Holdings surged 8.4% and Applied Digital jumped 14.6% Friday as data center infrastructure stocks outpaced real estate landlords on the first trading day of 2026. Barclays upgraded Vertiv to Overweight, citing its 2026 outlook. Digital Realty and Iron Mountain edged up, while Equinix slipped. Investors watched for signals on data center demand and upcoming earnings reports.
3 January 2026
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Wall Street kicks off 2026 higher as chipmakers rally, Tesla slides on deliveries

Wall Street kicks off 2026 higher as chipmakers rally, Tesla slides on deliveries

The Dow gained 319 points, or 0.66%, to 48,382.39 on Friday, while the S&P 500 rose 0.19% and the Nasdaq slipped 0.03%. Semiconductor and industrial shares led gains as Tesla fell 2.6% after reporting a 15.6% drop in fourth-quarter deliveries and losing its top EV-seller spot to BYD. Investors now await U.S. jobs data on Jan. 9 and inflation figures on Jan. 13.
3 January 2026
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AAOI stock jumps 14% to start 2026 — what’s driving Applied Optoelectronics shares now

AAOI stock jumps 14% to start 2026 — what’s driving Applied Optoelectronics shares now

Applied Optoelectronics shares jumped 13.6% to $39.60 Friday, trading as high as $40.10 on nearly 4.85 million shares. The move put the stock near its 52-week high after the company highlighted strong demand for 800G data-center optics in December. Lumentum, Ciena, and Coherent also closed higher. Traders are watching if AAOI can hold above $40 in the next session.
3 January 2026
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Sandisk stock jumps nearly 16% on board move; SNDK traders turn to next catalysts

Sandisk stock jumps nearly 16% on board move; SNDK traders turn to next catalysts

Sandisk shares surged 15.9% to $275.24 Friday after the company named First Solar CFO Alexander R. Bradley to its board and audit committee. About 11.1 million shares traded as the stock swung between $242.00 and $278.78. The appointment follows a 559% gain in 2025 after Sandisk’s spin-off from Western Digital. Investors are watching Sandisk’s Jan. 29 earnings call and upcoming U.S. jobs and inflation data.
3 January 2026
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Oracle stock today: ORCL edges higher to start 2026 as AI spending stays in focus

Oracle stock today: ORCL edges higher to start 2026 as AI spending stays in focus

Oracle shares closed up 0.4% at $195.71 on Friday, outperforming several software peers as the S&P 500 and Dow posted modest gains. The company’s stock remains about 43% below its 52-week high. Investors continue to weigh strong AI-driven cloud demand against Oracle’s heavy spending on new data centers. The next $0.50 dividend is payable Jan. 23 to shareholders of record as of Jan. 9.
3 January 2026
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Stock Market Today

Zhongji Innolight stock slides nearly 4% into China’s Monday open — what traders watch next

Zhongji Innolight stock slides nearly 4% into China’s Monday open — what traders watch next

8 February 2026
Zhongji Innolight closed down 3.9% at 540.01 yuan in Shenzhen on Friday, with turnover at 17.91 billion yuan. The company forecast 2025 net profit of 9.8–11.8 billion yuan, up as much as 128%, citing strong demand for high-speed products. Executives said most customer orders are booked through late 2026, but flagged tight supply of some optical chips. Zhongji reports earnings March 31 after shares dropped 12% from December highs.
AMD stock bounces 8% after brutal midweek slide — what investors watch before Monday

AMD stock bounces 8% after brutal midweek slide — what investors watch before Monday

8 February 2026
AMD shares jumped 8.28% to $208.44 Friday, rebounding after steep losses earlier in the week. Chip stocks rallied as investors bet on continued AI data center spending by major tech firms. Nvidia rose 7.8%, Broadcom gained 7.1%, and the Philadelphia Semiconductor Index closed up 5.7%. Markets now await macroeconomic data and Nvidia’s late-February results.
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