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 364 articles

Articles by Sarah Chen

MEXC Security Review Highlights Custody Safeguards Amid Industry Scrutiny
Crypto

MEXC Security Review Highlights Custody Safeguards Amid Industry Scrutiny

A recent security assessment of crypto exchange MEXC details its withdrawal controls and $100 million protection fund, while regulators question the adequacy of proof-of-reserves reports.

IBIT
Applied Digital Soars 25% on AI Infrastructure Revival, Eyes Key Economic Data
Technology

Applied Digital Soars 25% on AI Infrastructure Revival, Eyes Key Economic Data

Applied Digital shares surged 25.5% to $34.95 Friday amid heavy trading volume, fueled by renewed investor interest in AI infrastructure stocks. The company's recent hyperscale lease signings and upcoming economic indicators are in focus.

APLD
Applied Digital Soars 25% on AI Infrastructure Revival
Technology

Applied Digital Soars 25% on AI Infrastructure Revival

Applied Digital shares surged 25.5% to $34.95 Friday amid heavy trading volume, driven by renewed investor interest in AI-linked infrastructure stocks. The company recently reported $126.6M in quarterly revenue and secured major data center leases.

APLD
Chip Stocks Surge on Big Tech AI Spending Plans Ahead of Key Economic Data
Technology

Chip Stocks Surge on Big Tech AI Spending Plans Ahead of Key Economic Data

Semiconductor shares rallied sharply Friday after Amazon and Alphabet signaled increased data-center investments, with AMD jumping 8.2%. The sector rebound follows recent volatility as investors await upcoming U.S. economic reports.

AMD NVDA AVGO AMZN GOOGL CSCO
Apple Confronts Chip Cost Dilemma as iPhone Pricing Strategy Hangs in Balance
Technology

Apple Confronts Chip Cost Dilemma as iPhone Pricing Strategy Hangs in Balance

Apple shares edged higher amid a global memory-chip shortage, raising investor concerns over potential iPhone price hikes. The company's response to rising component costs remains unclear ahead of key economic data.

AAPL
MSTR Surges 26% as Bitcoin Stabilizes Above $70K, Options Signal Caution
Crypto

MSTR Surges 26% as Bitcoin Stabilizes Above $70K, Options Signal Caution

MicroStrategy shares rebounded sharply Friday, climbing 26.1% to $134.93 as Bitcoin recovered above $70,000. Traders are monitoring crypto liquidity and heavy put option demand ahead of the February 27 expiry.

MSTR
Tesla Shares Rebound on Solar Hiring Push, AI Expansion in China
Technology

Tesla Shares Rebound on Solar Hiring Push, AI Expansion in China

Tesla stock rose 3.5% to $411.11 Friday, recovering from weekly losses as executives outlined hiring for a major U.S. solar manufacturing initiative and the company launched an AI training center in China.

TSLA F GM XLE XLK
BigBear.ai Surges 16% Ahead of Key Shareholder Vote, Options Activity Heats Up
Technology

BigBear.ai Surges 16% Ahead of Key Shareholder Vote, Options Activity Heats Up

BigBear.ai shares rallied sharply on Friday, climbing 15.7% to $4.72, as traders piled into bullish call options. Investors now await a pivotal February 18 vote on a proposal to increase the company's authorized share count.

BBAI
Alphabet Shares Slide Amid Investor Concerns Over AI Capex Surge
Technology

Alphabet Shares Slide Amid Investor Concerns Over AI Capex Surge

Alphabet stock fell 2.5% to $322.86, underperforming a broader tech rally as reports of potential doubled AI infrastructure spending this year weighed on sentiment.

GOOG GOOGL XLK
Bitmine Immersion Surges 18% as Crypto Markets Rebound, Setting Stage for Volatile Week
Crypto

Bitmine Immersion Surges 18% as Crypto Markets Rebound, Setting Stage for Volatile Week

Bitmine Immersion Technologies shares soared 17.6% on Friday, mirroring a sharp recovery in major cryptocurrencies. The stock's heavy ether and bitcoin holdings make it a direct proxy for digital asset sentiment.

IBIT
IREN Recovers 5% as Bitcoin Surpasses $70K, Eyes AI Growth Amid Volatility
Crypto

IREN Recovers 5% as Bitcoin Surpasses $70K, Eyes AI Growth Amid Volatility

IREN shares gained roughly 5% Friday, buoyed by Bitcoin's rebound above $70,000, while the company posted a quarterly net loss of $155.4 million. Investors await key U.S. economic data next week.

IREN MARA RIOT CLSK MSTR BITF MSFT
Ondas Shares Soar 14% on Defense Contract Momentum Ahead of Monday Session
Technology

Ondas Shares Soar 14% on Defense Contract Momentum Ahead of Monday Session

Ondas Holdings Inc. surged 14.3% to $9.69 on heavy volume Friday, rebounding from earlier weekly losses as traders assessed new defense and drone contract announcements.

ONDS