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NASDAQ:MU News 20 January 2026 - 23 January 2026

Robinhood stock rises as Retail Kings ETF adds HOOD and MIAXdx deal hangs over the tape

Robinhood stock rises as Retail Kings ETF adds HOOD and MIAXdx deal hangs over the tape

Robinhood shares rose 2.6% to $109.01 by early afternoon Friday, trading between $105.52 and $110.43. A Robinhood-Susquehanna joint venture acquired 90% of MIAXdx, a regulated derivatives exchange. The new “Retail Kings” ETF launched with Robinhood among its initial holdings. Trading volume for Robinhood reached about 11.5 million shares.
23 January 2026
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Micron stock slips as William Blair flags AI “memory bottlenecks”; Fed decision ahead

Micron stock slips as William Blair flags AI “memory bottlenecks”; Fed decision ahead

Micron Technology shares fell 0.5% to $395.43 Friday amid sector weakness and volatile trading, as the Philadelphia Semiconductor Index dropped 1% after Intel’s disappointing outlook. Micron disclosed shareholder approval of a charter change capping officer liability and a planned insider sale of 26,623 shares by Manish Bhatia. Memory prices are rising, pressuring consumer tech, while investors watch HBM supply and upcoming tech earnings.
23 January 2026
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Micron stock climbs on fresh William Blair call as AI memory squeeze tightens

Micron stock climbs on fresh William Blair call as AI memory squeeze tightens

Micron shares rose 1.6% to $395.54 in after-hours trading Thursday after William Blair initiated coverage with an Outperform rating, citing tight memory supply through 2027. Analysts warn soaring memory prices could squeeze phone and PC makers, with some predicting memory costs could reach up to 40% of a PC’s materials. Micron reported Q1 revenue of $13.64 billion and raised its Q2 outlook.
22 January 2026
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Micron stock price jumps 6% as Wall Street spotlights an AI memory bottleneck

Micron stock price jumps 6% as Wall Street spotlights an AI memory bottleneck

Micron Technology shares rose 6.6% to $389.11 in early U.S. trading Thursday after Stifel and William Blair initiated coverage with Outperform ratings, citing tight supply of high-speed AI memory chips. Micron also reported shareholders approved a charter amendment limiting certain officers’ liability and rejected a proposal on special meeting rights.
22 January 2026
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Micron stock pops in premarket as new Wall Street call lands amid a memory-price squeeze

Micron stock pops in premarket as new Wall Street call lands amid a memory-price squeeze

Micron shares rose 2.2% to $397.75 premarket Thursday after William Blair upgraded the stock to “Outperform,” following a 6.6% surge Wednesday. Memory-chip prices are spiking amid AI demand, with some products up 1,000%, raising concerns that higher costs could curb PC and smartphone shipments. Micron plans to buy Powerchip’s P5 fab in Taiwan for $1.8 billion, aiming to boost DRAM output by late 2027.
22 January 2026
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AI stocks today: Intel earnings, Nvidia export vote and rising memory prices in focus

AI stocks today: Intel earnings, Nvidia export vote and rising memory prices in focus

Intel jumped 11.7% to $54.25 Wednesday, leading gains among AI chipmakers ahead of its quarterly report; Nvidia rose 3%, AMD 7.6%, and Micron 6.6%. Compal warned memory costs could reach up to 40% of PC component prices due to surging demand. The U.S. House advanced a bill to tighten AI chip exports, targeting Nvidia’s Blackwell chips. The S&P 500 rose 1.16% after Trump’s Greenland deal and tariff pause.
22 January 2026
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Sandisk stock pops past $500 as Citi turns more bullish — what SNDK traders watch next

Sandisk stock pops past $500 as Citi turns more bullish — what SNDK traders watch next

Sandisk shares closed up 10.6% at $501.29 Wednesday and rose another 1.2% after hours, following Citi’s price target hike to $490 on strong AI-driven storage demand. The stock traded as high as $501.95 on volume of 19.8 million shares. Sandisk reports fiscal Q2 results Jan. 29. Western Digital, Seagate, and Micron also gained.
21 January 2026
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Micron stock jumps as Taiwan fab buy and fresh price-target hikes lift MU

Micron stock jumps as Taiwan fab buy and fresh price-target hikes lift MU

Micron shares rose 6.3% Wednesday after the company announced a $1.8 billion deal to acquire Powerchip’s Taiwan fab, aiming to boost DRAM output by 2027. The stock closed at $388.45, outperforming the broader market. Analysts cited tight memory supply and strong AI-server demand as drivers. The acquisition is expected to close in Q2 2026.
21 January 2026
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Micron stock jumps nearly 5% as Taiwan fab deal keeps supply crunch trade in play

Micron stock jumps nearly 5% as Taiwan fab deal keeps supply crunch trade in play

New York, Jan 21, 2026, 10:38 AM EST — Regular session Micron Technology shares climbed 4.9% to $382.86 Wednesday morning, pushing higher amid growing bets that memory supply shortages will persist longer than anticipated. (Investing.com) This shift is crucial now as memory, usually a straightforward commodity, faces conflicting demands. Data centers expanding AI setups push for premium chips, while phone, PC, and other device manufacturers stick to standard components. Micron occupies a middle ground. It sells DRAM (dynamic random access memory, the “working” memory inside servers and devices) and NAND flash, while pushing to scale up high-bandwidth memory, or HBM
21 January 2026
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Micron stock price jumps early as $1.8B Taiwan fab plan keeps AI memory squeeze in focus

Micron stock price jumps early as $1.8B Taiwan fab plan keeps AI memory squeeze in focus

New York, January 21, 2026, 09:42 EST — The regular session is now underway. Micron Technology, Inc. saw its shares climb 2.8% to $375.21 by 9:39 a.m. EST Wednesday. The surge followed two days of investor attention on the company’s strategy to boost manufacturing capacity in Taiwan despite soft demand for AI memory chips. (StockAnalysis) Memory shortages are snarling efforts by big cloud and chip customers scrambling to expand AI infrastructure. When supply tightens, contract prices spike sharply, hitting Micron’s earnings right away. The timing is favorable for bulls. Micron is acquiring more “cleanroom” space—the controlled environment needed for chip
21 January 2026
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Micron stock swings, ends higher as Taiwan fab buy plan meets $450 target call

Micron stock swings, ends higher as Taiwan fab buy plan meets $450 target call

New York, Jan 20, 2026, 16:10 EST — After-hours Micron Technology’s shares closed Tuesday up 0.9% at $366.00. The stock swung between a low of $350.22 and a high of $381.04 as investors digested news of a Taiwan expansion deal and fresh analyst upgrades. About 44.9 million shares changed hands during the session. This shift matters because memory chips, especially those used alongside AI processors in data centers, remain one of the clearest examples of tight supply in the market. When supply is constrained, price fluctuations hit earnings in this semiconductor segment almost immediately. Capacity updates are grabbing investor focus
20 January 2026
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Stock Market Today

Northern Star Resources share price dips into weekend as $50m Central Tanami deal closes

Northern Star Resources share price dips into weekend as $50m Central Tanami deal closes

7 February 2026
Northern Star Resources fell 1.7% to A$26.77 Friday, extending losses as gold miners and the broader market declined. MGX Resources completed its A$50 million purchase of a 50% stake in the Central Tanami Gold Project from Northern Star. The All Ordinaries Gold index dropped 3.24%. CME Group raised COMEX gold futures margin requirements to 9% amid volatility.
PLS Group share price slips into weekend as Morgan Stanley and MUFG filings land

PLS Group share price slips into weekend as Morgan Stanley and MUFG filings land

7 February 2026
PLS Group shares closed at A$4.12 Friday, down 1.2% after a 3.7% drop Thursday. Morgan Stanley and Mitsubishi UFJ Financial Group disclosed increased voting power in the lithium miner, both citing changes dated Feb. 2. The moves came as lithium prices fell and Australian equities posted their sharpest drop in months. PLS reports interim results Feb. 19.
Commonwealth Bank share price near A$159 as CBA earnings, dividend week looms after ASX rout

Commonwealth Bank share price near A$159 as CBA earnings, dividend week looms after ASX rout

7 February 2026
Commonwealth Bank of Australia shares closed at A$158.91, down 0.23% Friday, as the S&P/ASX 200 fell 2.03% and nearly A$70 billion was wiped from the market. The bank reports half-year results and an interim dividend on Feb. 11, with shares going ex-dividend Feb. 18. CBA flagged a A$68 million provision linked to ASIC’s Better Banking review. The RBA raised rates to 3.85% on Feb. 3, with CBA passing on the increase from Feb. 13.
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