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 2,912 articles

Articles by Sarah Chen

Nvidia's $3.5B MediaTek Bet: AI Chip Push Reshapes Market
Technology

Nvidia's $3.5B MediaTek Bet: AI Chip Push Reshapes Market

Nvidia's $3.5B convertible bond investment in MediaTek, announced after Taiwan's close, follows a 1.51% dip in MediaTek shares. The funds support MediaTek's custom AI chip push targeting 15-20% of an $80B market.

NVDA TSM
MARA Plunges 10% as Bitcoin Slips Below $80K, Erasing $464M in Value
Crypto

MARA Plunges 10% as Bitcoin Slips Below $80K, Erasing $464M in Value

MARA shares dropped 10.1% after Bitcoin fell below $80,000, wiping out $464 million in market value. The company's Q2 revenue declined 27% as it pivots to AI infrastructure.

MARA
Amazon Stock Climbs 4% on AWS Strength and $220B AI Budget
Technology

Amazon Stock Climbs 4% on AWS Strength and $220B AI Budget

Amazon shares gained 4% as AWS revenue surged 37% to $42.2B, its fastest growth in 18 quarters. The company raised 2026 capex to $220B, boosting market value by $110B.

AMZN NVDA
BitMine Sinks 7% as Ether Rout Trims Crypto Hoard by $4.8B
Crypto

BitMine Sinks 7% as Ether Rout Trims Crypto Hoard by $4.8B

BitMine shares dropped 7.1% Friday as Ether's decline slashed the value of its crypto treasury by $4.77 billion. The stock still trades at a 30% premium to identifiable assets.

BMNR ORBS
Hyperliquid Strategies Plummets 9.5% as Token Treasury Value Tops Market Cap
Crypto

Hyperliquid Strategies Plummets 9.5% as Token Treasury Value Tops Market Cap

Hyperliquid Strategies (PURR) dropped 9.5% as its HYPE token treasury value ($2.42B) now exceeds its market cap, raising valuation questions.

PURR
Marathon Digital Stock Plunges 10% on $611M Loss as AI Transition Stalls
Crypto

Marathon Digital Stock Plunges 10% on $611M Loss as AI Transition Stalls

MARA shares tumbled 10.1% after a $611 million loss and 26.7% revenue decline, intensifying concerns about its AI transition and Bitcoin exposure.

MARA
Apple Watch Redesign Rumors Spotlight $7.9B Wearables Business
Technology

Apple Watch Redesign Rumors Spotlight $7.9B Wearables Business

Apple is exploring a major Apple Watch redesign, according to Bloomberg's Mark Gurman. Wearables revenue reached $7.88B in Q3, up 6.5%, but growth lags overall company performance.

AAPL
Amazon Stock Soars 4% on AI Optimism, Adding $110B to Market Cap
Technology

Amazon Stock Soars 4% on AI Optimism, Adding $110B to Market Cap

Amazon shares jumped 4% to $266.43, boosting market value by $110B, after Evercore ISI raised its price target to $355 on AI-driven AWS growth, despite negative free cash flow.

AMZN
BitMine Stock Slides 7.1% as Ether Treasury Discount Widens
Crypto

BitMine Stock Slides 7.1% as Ether Treasury Discount Widens

BitMine (BMNR) dropped 7.1% to $23.80, valuing the firm at $14.37B—3.5% below its disclosed $14.9B treasury. A 10% Ether fluctuation impacts gross holdings by $1.43B.

BMNR
Circle's USDC Sponsors Chelsea FC in Landmark Sports Deal
Crypto

Circle's USDC Sponsors Chelsea FC in Landmark Sports Deal

Circle's USDC will feature on Chelsea FC shirts for the 2026/27 season, boosting global visibility. USDC circulation stands at $73.7B, but CRCL shares dropped 7.59% Friday.

CRCL
Intel Shares Slip 2.9% as 14A Defect Progress Offsets $2.1B Foundry Loss
Technology

Intel Shares Slip 2.9% as 14A Defect Progress Offsets $2.1B Foundry Loss

Intel shares fell 2.9% to $89.47 despite faster-than-expected 14A defect density improvements, as the foundry segment posted a $2.09B Q2 loss.

INTC
MARA Plunges 10% as Bitcoin Loans Raise Leverage Concerns
Crypto

MARA Plunges 10% as Bitcoin Loans Raise Leverage Concerns

MARA shares dropped 10.15% to $10.67, wiping out $466 million in market value as bitcoin-backed loans climbed to $600 million, raising leverage concerns.

MARA RIOT CIFR WULF