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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. With 4 years of combined experience spanning equity research and broader macro analysis, she leverages macro, fundamental, technical, and flow-of-funds frameworks to deliver actionable insights.
Written by Viga Liu
Reviewed by Viga Liu
Palo Alto Networks Smashes Q4 Estimates, Riding AI and Platform Momentum
TradingKey - Palo Alto Networks (NASDAQ: PANW) reported strong Q4 FY2025 revenue growth, driven by AI-enhanced cybersecurity and platform expansion. It beat revenue expectations and grew subscription revenue, though margins were pressured by investments in software and cloud efforts. Surpassing a $1
Tue, Aug 19

Kratos (KTOS): Leading the AI-Powered Drone Revolution in Modern Warfare
TradingKey - Kratos Defense & Security Solutions, Inc. (NASDAQ: KTOS) is pioneering the future of warfare with affordable, AI-powered unmanned systems. Its flagship XQ-58A Valkyrie drone, costing $2–4 million compared to an F-35’s $100 million, signals a major shift from expensive manned aircraft to
Mon, Aug 18
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George Soros Q2 2025 13F Report: Tactical Bets and Market Mastery Unveiled
TradingKey - George Soros, the iconic financier and chairman of Soros Fund Management, remains a defining figure in global investing. Widely recognized for his theory of market reflexivity, which contends that investor biases and market fundamentals form feedback loops influencing asset prices
Fri, Aug 15

Applied Materials Q3 Earnings: AI Demand Soars, but Cautious Guidance Triggers After-Hours Selloff
TradingKey - Applied Materials, Inc. (NASDAQ: AMAT) announced its Q3 FY2025 earnings on August 14, 2025, after market close, reporting strong revenue fueled by AI-related semiconductor demand, which beat expectations. However, cautious Q4 guidance, including EPS below analyst estimates
Fri, Aug 15
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CoreWeave’s Q2 FY2025: AI Surge Drives Record Revenue, but Profit Challenges Persist
TradingKey - CoreWeave, Inc. (NASDAQ: CRWV) Q2 FY2025 earnings delivered strong revenue growth but missed earnings expectations, which led to a roughly 10% stock price drop in after-hours trading. Revenue surged 207% year-over-year, driven by robust demand for its GPU-intensive AI cloud platform.
Wed, Aug 13

RTX: Driving Breakthroughs in Defense Technology and Commercial Aviation
RTX Corporation (NYSE: RTX) is a dominant force in aerospace and defense, perfectly positioned to ride the wave of growing global defense budgets and a booming commercial aviation market.
Mon, Aug 11

Toyota’s Hybrid Momentum Drives Q1 FY26 Growth, Yet Tariff Risks Cloud Horizon
TradingKey - Toyota Motor Corporation (NYSE: TM) reported its Q1 FY2026 earnings for the quarter ended June 30, 2025. Following the market close on August 7, shares dropped approximately -1.36%, reflecting mixed sentiment despite optimism around robust hybrid sales and a weaker yen boosting profitab
Fri, Aug 8

AppLovin Q2 FY2025 Earnings Review: AI-Fueled Surge Delivers Record Results—So Why Did the Stock Dip After Hours?
TradingKey - AppLovin (NASDAQ: APP) reported strong Q2 FY2025 earnings on August 6, 2025, driven by its AI-powered advertising platform, Axon 2.0, and the completion of its apps business divestiture. The company exceeded market expectations, although cautious guidance, concerns over long-term impact
Thu, Aug 7

SMCI Q4 FY2025 Earnings Review: AI-Driven Growth Offset by Margin Pressures and Execution Challenges
TradingKey - Super Micro Computer, Inc. (NASDAQ: SMCI) reported its Q4 FY2025 earnings on August 5, 2025, after market close, delivering growth but missing both revenue and EPS expectations.
Wed, Aug 6

AMD Q2 FY2025 Earnings Review: Impressive Growth Stumbles on Export Control Hurdles
TradingKey - Advanced Micro Devices, Inc. (NASDAQ: AMD) released its Q2 FY2025 earnings on August 5, 2025, after market close, delivering robust results driven by record sales in its Data Center and Client segments. Despite a 32% YoY revenue increase, surpassing expectations, the stock dipped around
Wed, Aug 6

Lockheed Martin (LMT): Robust Backlog & Geopolitical Tailwinds Bolster Long-Term Outlook Despite Short-Term Project Setbacks
TradingKey - The U.S. is increasing defense spending significantly over the years due to rising global tensions and the need to modernize its military capabilities. The defense sector has outperformed broader markets fueled by reliable government contracts and innovation.
Mon, Aug 4

Amazon Q2 FY2025 Earnings Review: Robust Cloud and AI Growth Coupled with Retail Tariff Challenges
TradingKey - Amazon.com, Inc. (NASDAQ: AMZN) released its Q2 FY2025 earnings on July 31, 2025, after market close, delivering results that surpassed expectations, driven by robust growth in AWS, advertising, and retail segments.
Fri, Aug 1

Apple Q3 FY2025 Earnings Review: Strong iPhone Performance and AI Momentum Amid Tariff Challenges
TradingKey - Apple Inc. (NASDAQ: AAPL) released its Q3 FY2025 earnings on July 31, 2025, after market close, delivering results that surpassed expectations, driven by robust iPhone sales and strong Services growth. Despite a slight dip in initial after-hours trading, Apple’s stock rose 2%...
Fri, Aug 1

Super Micro Computer (SMCI): Driving AI Growth through NVIDIA’s Blackwell-Powered Servers
TradingKey - Super Micro Computer, Inc. (NASDAQ: SMCI) is a leading player in the AI revolution, designing and manufacturing high-performance servers that power some of the world’s largest AI data centers as well as edge applications like smart factories and 5G networks.
Mon, Jul 28

Tesla Q2 FY2025 Earnings Review: Balancing Short-Term Pressures with Long-Term Autonomy Goals
TradingKey - Tesla, Inc. (NASDAQ: TSLA) released its Q2 FY2025 earnings on July 23, 2025, after the U.S. market close, posting results that missed expectations amid demand challenges and declining revenues in both automotive and energy segments. Following the announcement...
Thu, Jul 24

ON Semiconductor: Powering Electric Vehicles and Automation with Next-Level SiC
TradingKey - ON Semiconductor (NASDAQ: ON), a leading supplier of semiconductor components for electric vehicles, renewable energy, and AI data centers, saw Q1 2025 revenue drop due to market softness but maintained a robust adjusted gross margin and strong free cash flow.
Wed, Jul 23

AMD: Accelerating the Future of High-Performance Computing and AI
Advanced Micro Devices (NASDAQ: AMD)is a leader in high-performance computing and AI, leveraging its EPYC CPUs, Instinct GPUs, and Xilinx FPGAs to capture growing demand in data centers, cloud, and edge computing.
Mon, Jul 21

TSMC Q2 FY2025 Earnings Review: AI Drives Record Growth Amid Currency, Geopolitical Risks
TradingKey - TSMC (NYSE: TSM) reported its Q2 FY2025 earnings on July 17, 2025, delivering a strong performance that exceeded expectations, driven by surging AI demand and advanced technology adoption. Following the earnings release, TSMC’s stock in the U.S. market surged 4.36% in after-hours...
Thu, Jul 17

GoDaddy: Revolutionizing Small Business Growth Through AI Innovation
TradingKey - GoDaddy Inc. (NYSE: GDDY) is a leading digital platform that empowers small businesses by simplifying domain registration, web hosting, and online presence through an integrated, user-friendly ecosystem.
Wed, Jul 16

AT&T: Powering the AI Economy with Fiber and 5G Connectivity
AT&T Inc. (NYSE: T) is a leading telecom company focused on 5G wireless, fiber broadband, and enterprise services after exiting media businesses in 2022. Its fiber network drives strong broadband growth to meet rising demand from AI and cloud services. Bundling fiber with wireless improves retention
Tue, Jul 15
