Latest Articles
Which Stocks Are Affected by AI Chip Export Controls? A Risk Breakdown of Nvidia, ASML, and TSMC
AI chip export controls affect Nvidia, ASML, TSMC, and semiconductor equipment stocks. This article breaks down GPU, HBM, DUV, EUV, foundry, compliance review, and investment risks.
What Is the AI Earnings Expectation Gap? Why Strong Results Can Still Trigger a Stock Pullback
The AI earnings expectation gap is not only about whether EPS beats estimates. It also includes revenue guidance, gross margin, AI capex, free cash flow, and hidden market expectations. Understanding these factors can help you judge whether a post-earnings pullback is merely expectation reset or a sign of weakening fundamentals.
What Is a Memory ETF? How to Invest in the HBM, DRAM, and NAND Cycle Through ETFs
Memory ETFs help investors gain exposure to HBM, DRAM, NAND, and data-center storage cycles through a single fund. Learn how to compare holdings, costs, liquidity, concentration risk, and semiconductor-cycle signals.
Why Does the AI Data Explosion Also Benefit HDDs? Cold Data, Nearline HDDs, and Cloud Storage Demand
The AI data explosion does not only benefit SSDs; it also benefits HDDs. Training data, inference logs, model versions, backups, and compliance retention data continue to flow into cold and warm storage layers, driving demand for nearline HDDs, cloud object storage, and high-capacity hard drives. This analysis explains the benefit logic and risks for HDD-related stocks such as Seagate and Western Digital.
What Is HBM? Why AI Servers Depend on High-Bandwidth Memory
HBM is the key high-bandwidth memory that connects GPUs with data in AI servers. This article explains HBM from its structure, the memory wall, AI training and inference, DDR/GDDR comparison, manufacturing bottlenecks, and the evolution from HBM3E to HBM4.
Why Does AI Compute Growth Drive Storage Demand? From Training and Inference to Cold Data Archiving
AI compute growth increases demand for training data, model checkpoints, inference cache, vector databases, and cold data archives. Understand how GPUs, enterprise SSDs, HDDs, and object storage connect across the AI storage value chain.
How to Choose a Memory ETF? Investment Logic for HBM, DRAM, and NAND Theme Funds
How should you choose a memory ETF? Analyze memory theme funds through HBM, DRAM, NAND, semiconductor ETFs, Korea ETFs, expense ratios, holdings weights, and cycle risks.
Meta vs. Amazon AI CAPEX: Which Company Is More Likely to Overinvest?
Compare Meta and Amazon’s AI CAPEX strategies, including AWS, advertising, free cash flow, depreciation pressure, and Microsoft and Alphabet as benchmarks, to assess which company is more exposed to AI overinvestment risk.
Microsoft AI Capex Analysis: Can Azure Growth Cover Data Center Investment?
Microsoft AI Capex continues to rise as investors question whether Azure growth can cover GPU, CPU, and data center investment. This article analyzes Microsoft Cloud revenue, RPO, AI ARR, Copilot commercialization, free cash flow, and cloud gross margin to help assess MSFT’s AI investment returns.