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 943 articles

Articles by Sarah Chen

Nvidia Gains Ahead of GTC as Investors Await AI Roadmap Details
Technology

Nvidia Gains Ahead of GTC as Investors Await AI Roadmap Details

Nvidia shares advanced Monday ahead of CEO Jensen Huang's keynote at the GTC conference, where details on new AI chips and inference strategy are anticipated.

NVDA AMD META AVGO XLK
Bitcoin Tests $74K Resistance Amid ETF Inflows and Geopolitical Tensions
Crypto

Bitcoin Tests $74K Resistance Amid ETF Inflows and Geopolitical Tensions

Bitcoin retreated to $70,587 after failing to breach $74,000, despite sustained ETF inflows. Macro pressures from elevated oil and reduced Fed cut expectations weigh on sentiment.

IBIT COIN
Navitas Semiconductor Gains on AI Power Product Launch, New CFO Appointment
Technology

Navitas Semiconductor Gains on AI Power Product Launch, New CFO Appointment

Navitas Semiconductor shares advanced following the launch of new silicon carbide products targeting AI infrastructure and the appointment of a new CFO. The company reported a significant quarterly revenue drop and an operating loss.

NVTS ON TXN WOLF
CleanSpark Rises on Bitcoin Surge as Texas Data Center Strategy Advances
Crypto

CleanSpark Rises on Bitcoin Surge as Texas Data Center Strategy Advances

CleanSpark's stock advanced alongside a bitcoin rally above $71,000, while the company continues to execute its strategic pivot toward data center infrastructure in Texas.

CLSK MARA CIFR RIOT
MSTR Rises as Bitcoin Surges Past $73K Following Major Purchase
Crypto

MSTR Rises as Bitcoin Surges Past $73K Following Major Purchase

MicroStrategy shares advanced Friday as Bitcoin climbed above $73,000, fueled by the company's latest $1.28 billion cryptocurrency purchase. The business intelligence firm now holds 738,731 BTC acquired at a total cost of $56.04 billion.

MSTR COIN MARA
Rivian's R2 Pricing Strategy Sparks Investor Concern Over Growth Timeline
Technology

Rivian's R2 Pricing Strategy Sparks Investor Concern Over Growth Timeline

Rivian Automotive shares fell as the company detailed pricing for its new R2 SUV, beginning with a high-performance model at $57,990, delaying more affordable versions. The EV maker faces pressure to meet 2026 delivery targets after posting a substantial net loss in 2025.

RIVN TSLA
AMD Shares Dip Amid Oil Surge, Meta Chip Strategy and Nvidia Event in Focus
Technology

AMD Shares Dip Amid Oil Surge, Meta Chip Strategy and Nvidia Event in Focus

Advanced Micro Devices shares declined over 2% Friday amid a broader tech selloff, with rising oil prices and shifting Fed expectations weighing on sentiment. Key developments include Meta's in-house AI chip plans and an upcoming meeting between AMD and Samsung.

AMD NVDA INTC META SSNLF USO
Rigetti Computing Stock Gains Amid Insider Sales, Focus on 108-Qubit Timeline
Technology

Rigetti Computing Stock Gains Amid Insider Sales, Focus on 108-Qubit Timeline

Rigetti Computing's stock edged higher Friday, closing at $16.17, while SEC filings revealed insider stock sales by its CTO and CFO to cover tax obligations. The quantum computing firm reported 2025 revenue of $7.1 million and a net loss of $216.2 million, as it pushes forward with its roadmap.

RGTI IONQ
TeraWulf Stock Volatile as AI Costs Weigh Amid Bitcoin Rally
Crypto

TeraWulf Stock Volatile as AI Costs Weigh Amid Bitcoin Rally

TeraWulf shares rose sharply early Friday before paring gains, trading up 0.6% as Bitcoin's rally clashed with concerns over the company's AI infrastructure costs and regulatory scrutiny.

WULF MARA RIOT CORZ GOOGL
Bitcoin Retreats from $74K as Geopolitical Tensions Weigh on Crypto Rally
Crypto

Bitcoin Retreats from $74K as Geopolitical Tensions Weigh on Crypto Rally

Bitcoin surged toward $74,000 before pulling back sharply following reports of U.S. military activity in the Middle East. Despite the reversal, crypto-linked equities like Coinbase advanced.

COIN IBIT USO XLE
XRP Surges Past $1.40 on Rate Cut Hopes and Technical Breakout
Crypto

XRP Surges Past $1.40 on Rate Cut Hopes and Technical Breakout

XRP climbed above $1.40, gaining 2.2% as market sentiment improved following in-line inflation data. Futures open interest hit $2.61 billion, indicating strong trader participation.

IBIT
MARA Stock Surges on Bitcoin Rally Amid AI Infrastructure Push
Crypto

MARA Stock Surges on Bitcoin Rally Amid AI Infrastructure Push

MARA Holdings shares surged nearly 9% on Friday, outpacing peers as Bitcoin climbed above $71,600. The rally comes despite a $1.7 billion Q4 net loss and the company's strategic pivot toward AI and high-performance computing infrastructure.

MARA