Mario Ma
25 Articles
With over five years of experience in finance, he 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.
He holds a Master of Science in Accountancy from Hong Kong Polytechnic University and a Bachelor of Business Administration in Accounting from Hong Kong Baptist University. He passed CFA Level III and FRM Level I.
Written by Mario Ma
Reviewed by Mario Ma
[IN-DEPTH ANALYSIS] MercadoLibre: The Rise of Latin America's Digital Empire, Balancing Opportunities and Challenges
TradingKey - MercadoLibre is the leading e-commerce and fintech company in Latin America, deeply rooted in 19 countries and covering a young market of 670 million people. It leads the industry with its first-mover advantage and localized operation.
Tue, Jun 10
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[IN-DEPTH ANALYSIS] ResMed: The Leader in Sleep Health, Powering Future Investment Growth
The current P/E ratio is 21x, lower than the five-year average of 32x. The target price for fiscal year 2026 is expected to be $295 (with a P/E ratio of 27x).
Wed, Jun 4
[IN-DEPTH ANALYSIS] Roblox: Reshaping Interactive Entertainment from Gaming to Metaverse
We expect its revenue to grow by 22% to 4.4 billion US dollars by 2025. Advertising and AI will improve its profit margins. We set a target price of $92.3 for it and are optimistic about its long-term competitiveness in the metaverse and interactive entertainment fields in the long term.
Tue, Jun 3
[IN-DEPTH ANALYSIS] Riding the Wave: How Medtronic Capitalizes on the Aging Population
TradingKey - Against the backdrop of the global aging trend and the continuous rise in the incidence of chronic diseases, Medtronic's product portfolio precisely meets the growing demand for diagnosis and treatment. Relying on its global supply chain network and years of accumulated technological...
Mon, May 26
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ISRG: The "NVIDIA" of Robotic Surgery
Overall, we believe that as the leader in the rapidly growing surgical robot market, with its unique business model and ecosystem, it can continue to maintain its lead and constantly erode the market share of its competitors.
Mon, May 19
[IN-DEPTH ANALYSIS] McDonald's: The Property Empire Buffett Kicks Himself for Missing
TradingKey - Despite recent softness in revenue and same-store sales (SSS), McDonald’s remains a rock-solid giant, thanks to its “landlord” franchising model.
Mon, May 12
Disney: Can Recreate Netflix’s 10X Growth Miracle in a Decade?
As you relax in a Moana-themed restaurant, eating a Mickey-shaped ice cream and streaming your favorite movie on Disney+, have you ever wondered if this empire, which draws 1.4 billion dream-chasing visitors annually and turns fantasies into reality, could once again utilize the magic of streaming a
Tue, May 6
[IN-DEPTH ANALYSIS] Amazon: E-commerce Giant Hit Hard by Tariffs，Stock Plummet?
TradingKey - Recent market dynamics have been largely driven by sentiment, failing to fully reflect fundamental factors. The tariff policies implemented in 2025 have significantly impacted Amazon’s operations, particularly its e-commerce business. The broader effects of tariffs on the...
Mon, Apr 28
[IN-DEPTH ANALYSIS] Chipotle: How to Maintain Dominance under Tariff Storm
TradingKey - Chipotle Mexican Grill, Inc., an American fast-food chain founded in 1993. Anchored by the “Food with Integrity” philosophy, 100% fresh, non-GMO ingredients attract 18-34-year-old consumers, with highly customizable menus enhancing brand loyalty.
Tue, Apr 22
First Quarter 2025 Banking Industry Earnings Comments
The Trump administration’s tariff policies may exacerbate trade tensions, raising import costs and indirectly fueling inflation pressures. This uncertainty could slow global economic growth and even heighten recession risks.
Wed, Apr 16
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