Our Experts

Petar Petrov
72 Articles
Petar Petrov has four years of direct investment experience. His main focus is on industry analysis and fundamental bottom-up equity research.

Yiannis Zourmpanos
138 Articles
Yiannis Zourmpanos specializes in asymmetric investments, identifying high-upside opportunities with minimal downside risk. He previously worked for Deloitte and KPMG in external and internal auditing and consulting. Yiannis is a Chartered Certified Accountant, and a Fellow Member of ACCA Global.
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Viga Liu
71 Articles
Viga is a CFA charterholder and equity research analyst at TradingKey Investment Research, specializing in U.S. tech: semiconductors, AI, software, and crypto.

Jason Tang
88 Articles
Jason is a Senior Economist at TradingKey’s Investment Research Team, bringing over a decade of expertise in macroeconomic research, multi-asset class analysis, and econometric forecasting. He has recently begun sharing his investment research insights through video content.

Mario Ma
54 Articles
With over five years of experience in finance, Mario specializes in financial analysis, investment strategy, and market research. His expertise spans macroeconomic analysis, industry research, and equity analysis, providing clients with actionable insights and investment advice.

Zico Xiao
13 Articles
Over five years of research and trading experience across the U.S., Hong Kong, and A-share markets, my expertise spans macro research, asset allocation, and equity analysis. I previously served as an analyst at Sensegain Capital (NY office) and FOF (Fund of Funds) manager at iFAST Corporation.

Ricky Xie
20 Articles
Ricky Xie (Xie Weifeng) has accumulated several years of experience as a financial journalist and editor at major domestic media. He specializes in combining fundamental and technical analysis, and is proficient in using candlestick charts and technical patterns.

Georgina Lu
41 Articles
Gina is a financial editor at TradingKey, with previous experience at several prestigious financial institutions. She has many years in financial analysis and private equity investment and now focuses on fundamental analysis in U.S. stocks, commodities, and macroeconomics."

Esteban Ma
386 Articles
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.

Block Tao
346 Articles
TradingKey financial editor, holds professional certificates in futures, gold, securities industry and publishing research reports. He has 8 years of experience in the encryption industry and is good at analyzing the fundamentals and price patterns of cryptocurrency.