Yiannis Zourmpanos
129 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. He holds BSc and MSc degrees from leading U.K. business schools.
Written by Yiannis Zourmpanos
Reviewed by Yiannis Zourmpanos
Investing in Real Estate Stocks
TradingKey - Coming out of a rocky couple of years, real estate equities, in particular, REITs, are making a low-key resurgence in 2025. Freed from the shadow of pandemic disruptions and ongoing rates of record highs, the market is re-establishing itself as a viable, yield-y, and growth-correlated..
Tue, Aug 5
Investing in Industrials Stocks
TradingKey - Industrials are having a remarkable 2025 recovery, quietly but powerfully. No longer a defensively minded, yield-driven sector, they are riding waves of structural change from geopolitics and AI infrastructure to the great global supply chain reshore. While the S&P 500 continues to...
Fri, Aug 1
Howard Marks Portfolio
TradingKey - Howard Marks has been praised for a decade for his uncanny ability to distill complex market environments down to the simple, risk-aware judgments. Through his position as co-founder and Chairman at Oaktree Capital Management, he has gained fame not with showy profits or public trades,
Fri, Aug 1
Van Duyn Dodge and E. Morris Cox Portfolio
TradingKey - In the early 1930s, amidst the ruins left by the Great Depression, Van Duyn Dodge and E. Morris Cox tried to build something different, an investment firm led not by trends or commission, but by discipline, humility, and exhaustive research. Born out of that ideal was Dodge & Cox...
Fri, Aug 1
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Cathie Wood’s ARK: The Ever-Volatile Bet on Innovation
Cathie Wood's ARK Investment Management is basically synonymous with high-conviction, high-volatility bets on disruptive innovation. It is not a run-of-the-mill mutual fund with safe bets in consumer staples or diversified blue chips, a deliberate swing at future-shaping businesses
Fri, Jul 25
Steven Cohen’s Point72: A Hedge Fund Giant Navigates the New Cycle
Steven Cohen, the legendary trader of Point72 Asset Management, boasts a reputation that is equally praised and divisive.
Fri, Jul 25
Investing in Material Stocks
TradingKey - Materials stocks are content to play background roles in the investor roundup, eclipsed by technology leaders and finance titans. But they are an indispensable pillar to world economic life. They mine, process, and supply the essential feedstocks driving construction, manufacturing...
Wed, Jul 23
Investing in AI Stocks
TradingKey - Artificial intelligence is no longer frontier technology, but an energetic force that is redefining enterprise software, infrastructure, hardware design, and consumer interaction. From cloud orchestration to application delivery down to the chip level...
Tue, Jul 22
Investing in Energy Stocks
TradingKey - When investors consider investing in energy, they think about oil wells and pumping gasoline. But the 2025 storyline is bigger, and stealthier. Energy today is as much about geopolitics and climate policy as about barrels and pipelines, about massive shifts in the way the world...
Fri, Jul 11
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Sequoia Fund Inc: Quiet Conviction in a Noisy Market
TradingKey - Few mutual funds have a following as cultlike as that of the Sequoia Fund (SEQUX). Once synonymous with legendary manager Bill Ruane, and thereafter with Robert Goldfarb, Sequoia became known for not playing Wall Street's short game.
Fri, Jul 11
Renaissance Technologies: Inside the Machine of Quantitative Mastery
When Jim Simons launched Renaissance Technologies in 1978, he probably recognized it wouldn’t be like any traditional Wall Street firm. A brilliant mathematician who used to break codes, Simons helmed a radically different kind of quantitative investment.
Fri, Jul 11
Investing in Healthcare Stocks
TradingKey - While a technology- and energy-driven market dabbles into a simmering undercurrent life for healthcare, under the radar exists an industry ripe with growth potential, defensive capability, and continued innovation waves. Long-term investors experience a delicious mix of safety and...
Thu, Jul 10
Investing in Tech Stocks
TradingKey - Tech shares have never failed to inspire passionate true believers and skeptical naysayers. After all, many major players find themselves on price-to-earnings multiples that are high by historical standards. The Nasdaq 100 sits roughly a multiple ahead that makes value players gasp...
Thu, Jul 10
Walgreens: Discount or Deadweight?
Q3 2025 retail pharmacy revenue rose 7.8% to $30.7 billion, but front-end sales declined 5.3% year-over-year. Operating cash flow for nine months was only $245 million, with free cash flow at negative $506 million.
Mon, Jul 7
Nike’s Playbook Faces Real Pressure
TradingKey - In a year where global sports brands face inventory builds and fluid consumer behavior, Nike’s (NKE) recent earnings release reveals an uncomfortable reality: even an icon is not immune to cyclical drag and self-generated execution risk. Revenues fell 10% to $46.3 billion for fiscal...
Fri, Jul 4
Micron’s AI Bet Pays Off
TradingKey - Q3 2025 was a turning point that most industry participants still don't comprehend. For decades, Micron (MU) lived and breathed a cyclical commodity-driven memory cycle, but recent trends suggest a structural shift towards becoming an AI infrastructure anchor. Revenue surged to a new...
Fri, Jul 4
Inside SoFi’s Capital-Light Machine
SoFi is a high-beta, capital-lite fintech prototype that is only starting to show robust earnings leverage. But conviction in its platform economics will be tested by predictable growth in fee-based revenues, expanding cross-sell ratios, and cushioned balance sheet capacity to absorb shocks without
Fri, Jul 4
George Soros’s Playbook in 2025: Opportunistic, Nimble, and Undeniably Contrarian
TradingKey - When ordinary investors hear George Soros's name, it evokes that hedge fund legend who “broke the Bank of England,” but today Soros Fund Management trades with a system that is far more complicated than speculating in currencies.
Fri, Jul 4
Oscar Health’s Unexpected Profit Surge
TradingKey - Oscar Health (OSCR) assembled an unlikely reversal with 42% YoY revenue growth to $3.05 billion in Q1 2025 and net income of $275 million, which represents a remarkable $98 million year-over-year improvement.
Thu, Jul 3
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Intel’s Quiet Reinvention Gains Speed
TradingKey - At $22.55 per share, Intel (INTC) isn’t trading like an IT titan; it’s trading like a value trap. And yet, underneath the hood, a monumental shift is occurring quietly.
Thu, Jul 3
