Esteban Ma
💼TradingKey Financial Editor
🏅CFA Level 2 CANDIDATE
📊Stocks | Cryptocurrency | Commodities
Summary
Esteban Ma, CFA Level 2 CANDIDATE, is a financial editor at TradingKey, focusing on covering equities, cryptocurrencies and commodities. With two years of experience in crypto at Gate.io Research and three years in comprehensive finance, he specializes in cryptocurrency and macroeconomic analysis.
Areas of Expertise
Macroeconomic Research: Analysing Federal Reserve policy, inflation trends, and employment growth
Crypto Finance: Analysing blockchain projects
Data Modeling: Proficient in building and analysing statistical models
Market Insights: Keenly capturing market trends, reporting headline news, and conducting in-depth analyses
Experience
TradingKey｜Financial Editor 2023 - Present · Shenzhen Responsible for writing and publishing real-time news and in-depth analysis articles in the fields of macroeconomics, stock markets, cryptocurrencies, and commodities. Gate.io｜Financial Analyst 2021 - 2023 · Shenzhen Focused on analysing blockchain projects and on-chain ecosystems, building models for traditional finance and crypto finance, and interpreting on-chain metrics and market trends.
Total 624 articles
Ethereum Surges 24% in a Week, Hits 4-Year High — A Bigger Winner in the Trump Era?
TradingKey - On August 10, Ethereum (ETH), the world’s second-largest cryptocurrency, broke through $4,300, marking its first close above $4,000 in 2025 and reaching its highest level since late 2021. The rally — a 24% weekly gain — outpaced all major crypto peers, including Bitcoin (+6%), XRP (+9%)
Mon, Aug 11
U.S. Treasury Auctions Face “Triple Weakness” in August — 30-Year Demand Echoes May’s Bond Market Nightmare
TradingKey - After lackluster auctions of 3-year and 10-year Treasuries earlier in the week, the 30-year bond auction on Thursday, August 7 also showed signs of weak demand — marking a troubling “three-peat” of soft results and reviving memories of May’s long-end bond market turmoil.
Fri, Aug 8
Stephen Miran and the “MAGA-ization” of the Fed: Mar-a-Lago Architect, Crypto Advocate, and Fed Reformer
TradingKey - In a move that could reshape the Federal Reserve’s policy direction, President Donald Trump has nominated Stephen Miran, current Chair of the White House Council of Economic Advisers, to fill the vacant seat left by Governor Adriana Kugler. Miran’s appointment — even if temporary — has
Fri, Aug 8
Duolingo Soars 20% After Hours — AI Strategy Survives Backlash, Strong Q2 Growth and Expansion Beyond Language
TradingKey - Despite backlash over its AI-driven strategy, Duolingo (DUOL) delivered a blowout second-quarter performance on Wednesday, August 6, reporting revenue and subscriber growth that exceeded expectations and raising its full-year guidance. The strong results sent shares up nearly 20% in
Thu, Aug 7
Apple’s U.S. Investment and Semiconductor Tariff Exemptions Could Lift Apple-Linked and Chip Stocks
TradingKey - While President Donald Trump’s announcement of a 100% tariff on imported semiconductors initially sparked alarm, analysts say the move may be more symbolic than impactful — especially given the broad exemptions for companies investing in or manufacturing in the U.S. The policy is now
Thu, Aug 7
Apple Shares Surge 5% — $100 Billion U.S. Investment Secures Tariff Exemption, Company Back on Track
TradingKey - Apple (AAPL) posted its largest single-day gain in over three months, rising 5.09% to $213.25 on Wednesday, August 6, after CEO Tim Cook announced a massive new U.S. investment plan — effectively securing a tariff exemption from the Trump administration.
Thu, Aug 7
Lucid Shares Drop 7% Pre-Market — Production Cut Amid Wider EV Pain from Trump Policies
TradingKey - On Wednesday, August 6, Lucid (LCID) fell 7% in pre-market trading, while fellow EV maker Rivian (RIVN) dropped 5%, after both companies cited the negative impact of Trump administration policies — including tariffs and the rollback of EV incentives — on their Q2 results and full-year
Wed, Aug 6
OpenAI's Valuation Potentially Soars to $500 Billion — New Peak for Global AI Unicorns
TradingKey - ChatGPT developer OpenAI is in early-stage talks to raise capital through a private sale of employee shares at a staggering $500 billion valuation, according to Bloomberg, citing people familiar with the matter. This would mark a 67% increase from its previous $300 billion valuation
Wed, Aug 6
OpenAI Breaks the Mold: Releases “Open-Weight” Models and Partners with Amazon to Break Microsoft’s Monopoly
TradingKey - Despite maintaining a leading position in the AI model race, OpenAI faces intensifying competition and growing concerns over its reliance on a single cloud partner — Microsoft. In response, the company is pursuing a new strategy: open-weight models and diversified cloud partnerships.
Wed, Aug 6
U.S. Short-Term Debt Strategy Takes Off — Record $100 Billion 4-Week Bill Auction Just the Start
TradingKey - On Tuesday, August 5, the U.S. Department of the Treasury announced it will auction $100 billion in 4-week Treasury bills on Thursday — the largest single issuance ever for this maturity. The move aligns with the Trump administration’s “Big Beautiful Bill” debt ceiling increase and a
Wed, Aug 6
Q2 Earnings Show AMD’s Strength Beyond the Blemishes — Sales to China Could Be a Game-Changer
TradingKey - AMD, the world’s second-largest AI chipmaker after NVIDIA, delivered a record-breaking second-quarter performance on August 5, with revenue and guidance exceeding expectations. However, investors reacted negatively to uncertainty around the resumption of chip exports to China, sending
Wed, Aug 6
“King of Knockoff Weight-Loss Drugs” Still Struggling — Hims & Hers Misses Revenue, Stock Drops 12% After Hours
TradingKey - Despite a 73% year-on-year revenue increase in Q2 2025 that highlights the growth potential of the digital health sector, Hims & Hers (HIMS), a high-profile player in the AI-driven telehealth space, continues to face mounting legal and operational challenges. The negative impact on its
Tue, Aug 5
August and September Are Here — Wall Street’s Worst Months. But Buy the Dip, Say Strategists
TradingKey - After a record-breaking July, Wall Street is sounding the alarm: August and September are coming — historically the two weakest months for U.S. stocks. But despite the seasonal headwinds, major banks still advise investors to stay the course and buy the dip, citing strong AI momentum
Tue, Aug 5
Berkshire’s Q2 Profit Halved, Stock Dropped 10% — Was Buffett Wrong?
TradingKey - After reporting a more than 50% decline in second-quarter net profit and continuing to be a net seller of stocks, Berkshire Hathaway (BRK.A), led by legendary investor Warren Buffett, fell sharply — down 3.6% intraday and closing at its worst level since February.
Tue, Aug 5
Palantir Q2 Earnings: “Astonishing” AI Impact Drives Record Revenue — Is Its Sky-High Valuation Justified?
TradingKey - Palantir (PLTR), the AI and defense software powerhouse, delivered a standout second-quarter performance on Monday, August 4, reporting its first-ever $1 billion revenue quarter. Driven by what CEO Alex Karp called the “astonishing impact” of artificial intelligence, the company raised
Tue, Aug 5
Nonfarm Payrolls Spark a Treasury Short Squeeze — Steepener ‘Pain Trade’ Becomes the Winning Bet
TradingKey - The July U.S. jobs report and the sudden resignation of Federal Reserve Governor Adriana Kugler triggered a dramatic shift in bond market sentiment, fueling a massive short squeeze in U.S. Treasuries. On Friday, August 1, the 2-year Treasury yield plunged 28 basis points — the largest
Mon, Aug 4
What the July Jobs Report Reveals: Record Downward Revisions Stoke Recession Fears
TradingKey - The release of the U.S. July nonfarm payrolls report on Friday, August 1 has shattered the narrative of a resilient labor market — so severely that President Donald Trump fired the head of the Bureau of Labor Statistics (BLS) within hours. With payroll growth slowing sharply and prior
Mon, Aug 4
Trump Fires BLS Head After Jobs Report — Is America’s Data “Gold Standard” at Risk?
TradingKey - In a move that has sent shockwaves through the economic and political establishment, President Donald Trump ordered the dismissal of Erika McEntarfer, Commissioner of the U.S. Bureau of Labor Statistics (BLS), just hours after the release of the July nonfarm payrolls report on Friday
Mon, Aug 4
Reddit Earnings Explode on AI Advertising Boom — Profit Doubles Forecast, Stock Jumps 15%
TradingKey - Fueled by artificial intelligence in advertising, community-driven social platform Reddit (RDDT) delivered a blockbuster second-quarter performance, reporting record profits and strong forward guidance that far exceeded expectations.
Fri, Aug 1
Google’s Android Monopoly Cracks as Court Upholds Epic Ruling, Opening Google Play to Competition
TradingKey - On Thursday, July 31, the U.S. Ninth Circuit Court of Appeals rejected Google’s appeal in the Epic Games antitrust case, upholding the lower court’s 2023 ruling that Google illegally maintained a monopoly over app distribution and payment systems on the Android platform.
Fri, Aug 1
