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 2,915 articles

Articles by Sarah Chen

Strategy's STRC Preferred Stock Plunges, Signaling Bitcoin Funding Stress
Crypto

Strategy's STRC Preferred Stock Plunges, Signaling Bitcoin Funding Stress

Strategy's STRC preferred stock sank 26% to $73.68, far below its $100 par value, as a $13.4 billion unrealized bitcoin loss drove its effective yield to 15.6%, signaling investor concern over funding pressure.

MSTR
Microsoft's Russell Index Shift Tests Value-Growth Dynamics Amid June Selloff
Technology

Microsoft's Russell Index Shift Tests Value-Growth Dynamics Amid June Selloff

Microsoft fell 3.46% to a 52-week low ahead of the $150 billion Russell index reconstitution, which places the stock in both value and growth categories. EU regulations, Italian antitrust probe, and rising memory costs add pressure.

MSFT AAPL AMZN
Apple Loses $263 Billion in Market Cap as Memory Costs Bite
Technology

Apple Loses $263 Billion in Market Cap as Memory Costs Bite

Apple shares plunged 6.12%, wiping out $263 billion in market cap, as the company raised Mac and iPad prices amid soaring memory costs, sparking fears over iPhone pricing.

AAPL MU NVDA
Polymarket Hack Exposes Frontend Risks Amid ICE's $2B Investment Plan
Crypto

Polymarket Hack Exposes Frontend Risks Amid ICE's $2B Investment Plan

Polymarket will fully refund users after a third-party vendor hack drained nearly $3 million from fewer than 15 accounts, shifting security focus from smart contracts to frontend vulnerabilities as ICE plans a $2 billion investment.

ICE
Polymarket Hack Tests ICE-Backed Platform's Security
Crypto

Polymarket Hack Tests ICE-Backed Platform's Security

Polymarket will refund users after a $3M hack from a compromised third-party vendor, highlighting frontend security risks as ICE eyes a $2B investment.

ICE
Bitcoin Tests $59.5K Support as ETF Outflows Surge, Options Expiry Looms
Crypto

Bitcoin Tests $59.5K Support as ETF Outflows Surge, Options Expiry Looms

Bitcoin slipped to $59,498 after hitting a low of $58,189, as U.S. spot bitcoin ETFs saw $469M in net outflows on June 24, led by IBIT and FBTC. A $10.2B options expiry on Deribit adds pressure.

IBIT FBTC MSTR COIN
Applied Materials Surges $50 Billion on AI Memory Boom
Technology

Applied Materials Surges $50 Billion on AI Memory Boom

Applied Materials surged 10.7% to $652.07, adding $50.4 billion in value, after unveiling new DRAM and advanced packaging systems and forecasting strong AI memory demand.

AMAT ASML LRCX KLAC MU QCOM BAC
Bitmine Stock Slides as Ether Decline Slashes Crypto Holdings Value
Crypto

Bitmine Stock Slides as Ether Decline Slashes Crypto Holdings Value

Bitmine (BMNR) shares fell 4.4% to $13.40 as ether's decline reduced its ETH holdings by $921M, trading 19% below adjusted asset value.

BMNR ORBS SPY QQQ
Qualcomm Stock Surges $16 Billion on Upbeat Data Center Revenue Forecast
Technology

Qualcomm Stock Surges $16 Billion on Upbeat Data Center Revenue Forecast

Qualcomm shares jumped 7.6% to $212.34, adding $16 billion in market value after raising its fiscal 2029 data center revenue target to over $15 billion. The stock later gave back much of its early gains.

QCOM MSFT META MS UBS BAC SOXX QQQ SPY
MARA Holdings Slips on Dilution Concern Despite Bullish AI-Powered Outlook
Crypto

MARA Holdings Slips on Dilution Concern Despite Bullish AI-Powered Outlook

MARA Holdings fell 3% after shareholders approved an 18 million share increase, raising dilution concerns. A bullish analyst target of $24 based on AI power demand couldn't offset the uncertainty.

MARA RIOT CLSK CIFR IREN QQQ
Strategy's STRC Dividend Needs Shift Focus from Bitcoin Buys
Crypto

Strategy's STRC Dividend Needs Shift Focus from Bitcoin Buys

Strategy (MSTR) stock fell 5.7% after raising $335.5M in new shares but using only $34.9M for bitcoin, as the market focused on its $1.4B cash reserve to cover STRC dividends.

MSTR
Apple Raises Mac, iPad Prices Amid DRAM Cost Surge, iPhone Unchanged
Technology

Apple Raises Mac, iPad Prices Amid DRAM Cost Surge, iPhone Unchanged

Apple raised Mac and iPad prices by $100-$300 due to soaring memory costs, while iPhone prices stayed unchanged. Shares fell 4.8% as investors weighed margin pressure from rising DRAM prices.

AAPL MU NVDA DELL