Viga Liu
💼TradingKey U.S. Stock Analyst
🏅CFA (Chartered Financial Analyst)
🎓University of Waterloo | Actuarial Science (Finance Focus)
📊Stocks | Macro Strategy | Cryptocurrencies
Summary
Viga is a CFA charterholder and equity research analyst at TradingKey Investment Research, specializing in U.S. tech: semiconductors, AI, software, and crypto.
Areas of Expertise
Fundamental Analysis: Researches companies in semiconductor, AI, software sectors, deeply analyzes earnings and industry trends
Macro Research: Tracks Federal Reserve, inflation, liquidity, and related key futures Instruments
Multi-asset Strategy: Analyzes opportunities in global asset allocation and rotation
Crypto Market Research: Focuses on mainstream crypto assets, studies market trends and macro correlation
Market Insights: Regularly writes in-depth company reports and market special topic analysis
Experience
TradingKey｜U.S. Stock Analyst 2024 - Present
Total 100 articles
When Light Replaces Copper: Lumentum (LITE) — The Optical Heart of the AI Era
TradingKey - When copper maxes out in AI data centers, Lumentum is the optics company Nvidia is betting billions on.
Thu, Mar 12
It’s Not Gold Soaring; It’s Paper Money Shrinking: Measuring Gold with Five Real-World Yardsticks
TradingKey – Want to know where gold’s true level really is? This article measures it against stocks, the US dollar, housing, oil and even burgers to show where its price really stands today.
Fri, Mar 6
Iran War Escalates, Hormuz in Crisis: Where Are the Real Opportunities in US Oil Stocks as Crude Spikes?
TradingKey - The Iran war is grabbing headlines, but oil prices and oil stocks turned up long before the first missile. This piece unpacks 5 key shifts behind the move—and the US energy stocks best placed to ride it.
Thu, Mar 5
When Gold Meets Crypto: Are Crypto Traders Taking Over Gold’s Price?
TradingKey - A new class of 24/7, high‑leverage crypto traders is flooding into tokenized gold—quietly reshaping who moves the price, when it moves, and how deep the next gold bull run can go.
Fri, Feb 27
Is SaaS Dead? The Truth Behind the Software Meltdown, the Missing Floor, and the Peak That’s Not Coming Back
TradingKey - A trillion dollars just vanished from software stocks—this piece breaks down who AI is really killing, who quietly benefits, and why cheap SaaS may be the biggest value trap of this cycle.
Thu, Feb 12
Silver’s Mid Game Battle: Leverage Has Shattered, Demand Still Stands – This May Be a Once in a Decade Rethink of the Logic
TradingKey - Was silver’s violent plunge the end of the story or the real beginning—and what does it quietly reveal to anyone thinking of buying the dip?
Tue, Feb 10
When Nvidia Is No Longer the Only Answer: What Should Investors Really Be Worried About?
TradingKey – While the market is still debating whether Nvidia is overpriced, its scarcity value is being gradually eroded.
Thu, Feb 5
AMD Q4 Earnings Preview: A Script This Perfect – Can the Stock Still Top It?
TradingKey - AMD’s Q4 may look great on paper—but this deep dive shows how one OpenAI bet, soaring memory prices, and a stretched valuation could quickly flip the script.
Tue, Feb 3
Breaking 100! The Three-Front Battle Driving Silver Into the Strategic Asset Era
TradingKey – As silver breaks $100, mines stall, and industry and central banks scramble for metal, who is quietly rewriting silver’s pricing rules – and what is most likely to spiral out of control next?
Wed, Jan 28
Tesla Q4 2025 Preview: When Cars Slow, Can the AI Story Carry the Stock?
TradingKey - Tesla’s EV sales are slipping, but in Q4 the real test is whether FSD, Robotaxis, Optimus and the emerging AI–energy network can justify valuing Tesla as more than just a car company.
Mon, Jan 26
2026 Silver Run: When the Paper Game Collapses and Silver Returns as a Strategic Asset
TradingKey - Silver is quietly breaking away from paper markets as AI, nuclear power and central banks all start fighting for the same limited pile of real metal.
Mon, Jan 19
TSMC 2025 Q4 Earnings Coming Up — NT$2,000 Target Price: Dream or Reality?
TradingKey - TradingKey - Can TSMC’s Q4 earnings, powered by AI packaging, 2nm volume production and a reshuffled customer mix, support the next leg of its rally?
Wed, Jan 14
GameStop: From Epic Short Squeeze to Q3 Earnings, Where Does This Meme Stock Go Next?
TradingKey – GameStop 2021 epic short squeeze to today’s earnings recovery, this legacy game retailer is betting on collectibles and geek-culture transformation while, before its Q3 report, options flows and sentiment once again push Gamestop’s meme premium into spotlight.
Fri, Dec 5
Alibaba Cloud & AI: Can Full-Stack Capabilities, Business Use Cases, and a Data Flywheel Reshape the ‘China Google Cloud’ Valuation Narrative?
TradingKey - The core strength of Alibaba Cloud’s AI business does not lie in any single point technology, but in the integrated system of “full-stack capabilities + live business use cases + data flywheel”.
Fri, Nov 28
AppLovin Q3 2025: Record Profitability and an AI Flywheel Driving Future Growth
TradingKey - AppLovin’s Q3 2025 results set a new digital ad industry benchmark with stellar financial performance, propelling its stock 6% higher after-hours and affirming market confidence in its growth story.
Thu, Nov 6
Microsoft FY26 Q1: Azure's AI-Powered Surge Meets $35B Capex Shockwave—OpenAI Pact Secures the Future
Investors are clearly impressed by the company’s operational strength, but not all are convinced that massive AI-era spending will translate to near-term returns, especially with no detailed earnings roadmap for the rest of the year.
Fri, Oct 31
Intel Q3 2025: AI Boost and Partnerships Signal a New Era for US Chip Leadership
TradingKey - Intel’s Q3 FY2025 earnings smashed Wall Street projections, sending the stock up 8% in after-hours trading and fueling renewed confidence in the company’s turnaround story.
Fri, Oct 24
OpenAI's Dev Day 2025: How ChatGPT's App Ecosystem Is Redefining the Internet
Two years ago, OpenAI's first Dev Day felt like a startup showing off its breakthrough product. ChatGPT had 100 million weekly users and processed 300 million API tokens per minute—numbers that made headlines and seemed impossibly large. Fast-forward to today, and those figures look almost modest. C
Wed, Oct 8
Small Modular Reactors (SMRs): The Nuclear Powerhouse Driving AI's Explosive Energy Demand
TradingKey - Small modular reactors (SMRs) are compact, factory-built nuclear reactors designed to deliver clean, reliable energy to meet the surging demands of AI data centers, which the U.S. grid—36% oil, 36% gas, and inconsistent renewables—struggles to support.
Fri, Oct 3
Can $100 Billion Change the Future of AI? The Inside Story of Nvidia and OpenAI’s Mega Partnership
TradingKey - Recently, headlines around the world spotlighted Nvidia’s deal to invest up to $100 billion in OpenAI, a move that’s already being called one of the boldest bets in the history of artificial intelligence.
Fri, Sep 26
