Sarah Chen

Sarah Chen

Technology & Crypto Editor

Sarah Chen leads technology and cryptocurrency coverage at StockTi. With a background in computer science from MIT and five years in fintech equity research, she brings deep technical fluency to her market analysis. Sarah covers earnings, product launches, and regulatory developments across the tech and digital asset sectors. She is a regular contributor to industry panels on blockchain adoption and AI-driven trading.

Technology, Crypto 2,434 articles

Articles by Sarah Chen

Nvidia and IREN's $3.4B Deal Highlights AI Infrastructure Bottleneck
Technology

Nvidia and IREN's $3.4B Deal Highlights AI Infrastructure Bottleneck

Nvidia and IREN Ltd. announced a $3.4 billion GPU cloud deal and up to 5 GW of AI infrastructure, but IREN's co-founder warns new data centers may not go live until 2030 due to power and land constraints.

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Tech Giants Invest $125M in UCLA AI Chip Research Hub
Technology

Tech Giants Invest $125M in UCLA AI Chip Research Hub

Broadcom, Meta, and other tech leaders are funding a $125 million semiconductor center at UCLA to boost custom AI chip research, including doctoral support and internships.

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SanDisk's AI Surge Faces Scrutiny as Investors Eye Sustainability
Technology

SanDisk's AI Surge Faces Scrutiny as Investors Eye Sustainability

SanDisk shares fell 4.1% premarket as investors assess the sustainability of its AI-driven rally, despite a 97% Q3 revenue jump and $41.6B in performance obligations.

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Quantum Stocks Rally as Washington Unveils $2 Billion Funding Plan
Technology

Quantum Stocks Rally as Washington Unveils $2 Billion Funding Plan

IonQ shares gained 2.8% premarket Tuesday after the Memorial Day break, even as the company was left out of $2 billion in new U.S. quantum funding. IBM secured $1 billion, while D-Wave and Rigetti each received $100 million.

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NIO's Post-Holiday Trading Begins with ES9 Launch and Profit Goals in Focus
Technology

NIO's Post-Holiday Trading Begins with ES9 Launch and Profit Goals in Focus

NIO's U.S.-listed shares fell 7.1% ahead of Memorial Day. The company launches its ES9 electric SUV in China on Wednesday, targeting Q2 deliveries of 110,000-115,000 units.

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D-Wave Advances Toward $100M Federal Deal Amid Quantum Sector Rally
Technology

D-Wave Advances Toward $100M Federal Deal Amid Quantum Sector Rally

D-Wave Quantum Inc. trades at $29.28 premarket, down 0.4%, after a 44.5% rally last week on news of a proposed $100 million CHIPS Act funding deal. Q1 revenue fell 81% to $2.9 million, while bookings soared to $33.4 million.

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Rigetti Receives $100M Government Quantum Computing Award, Dilution Risk Looms
Technology

Rigetti Receives $100M Government Quantum Computing Award, Dilution Risk Looms

Rigetti Computing shares dipped slightly after a two-day surge on news of a $100 million federal quantum computing award, though the funding comes with dilution risk via discounted stock issuance.

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Navitas Stock Rally Faces Dilution Threat as SPAC-Earnout Shares Vest
Technology

Navitas Stock Rally Faces Dilution Threat as SPAC-Earnout Shares Vest

Navitas shares jumped 9.4% premarket Tuesday as the company issued over 3.2 million earnout shares from its SPAC merger, raising dilution concerns.

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AST SpaceMobile Stock Extends Rally on Direct-to-Device Satellite Buzz
Technology

AST SpaceMobile Stock Extends Rally on Direct-to-Device Satellite Buzz

AST SpaceMobile shares climbed 6.48% in premarket Tuesday to $112.72, extending a week of gains amid surging interest in direct-to-device satellite broadband and space-themed ETFs.

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Micron Shares Rise on AI Memory Demand as DRAM Production Expands
Technology

Micron Shares Rise on AI Memory Demand as DRAM Production Expands

Micron shares climbed 3.7% in premarket trading Tuesday to $779.05, driven by the start of 1-alpha DRAM production at its expanded $2 billion Manassas, Virginia facility.

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Nokia Shares Near 52-Week High After Insider Purchase Boosts AI Sentiment
Technology

Nokia Shares Near 52-Week High After Insider Purchase Boosts AI Sentiment

Nokia shares traded near a 52-week high after a top executive purchased $500,000 worth of stock, amid rising AI-related sales and strong Q1 results.

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AMD Stock Hovers Near Highs as AI Demand Tests Supply Chain
Technology

AMD Stock Hovers Near Highs as AI Demand Tests Supply Chain

AMD shares closed near a 52-week high as CEO Lisa Su noted stronger-than-expected CPU demand. The company plans major AI investments in Taiwan and ramps up Venice EPYC chip production.

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