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Plain-English investing guides — how analyst ratings, valuation, and AI-driven sectors actually work, with no stock picks and no price predictions.

Core Education

• Core Education
  How Analyst Stock Ratings Work: Buy, Hold, Sell Explained What those consensus percentages actually mean, and how much weight to give them.
• Core Education
  How to Read a P/E Ratio: A Beginner's Guide The most-quoted valuation number in investing, explained simply.
• Core Education
  RSI Explained: What Overbought and Oversold Mean A widely quoted momentum number that gets misread constantly.
• Core Education
  How to Pick Dividend Stocks as a Beginner Yield traps and payout ratios: the two checks that matter most.
• Core Education
  How to Read an Earnings Report in 10 Minutes The handful of numbers and lines that actually matter.
• Core Education
  Market Cap Explained: Why Company Size Changes How You Should Invest Why market cap, not share price, is what actually tells you a company's size.
• Core Education
  What Is EPS and Why Analysts Obsess Over It The building block behind P/E ratios and most other valuation metrics.
• Core Education
  Dollar-Cost Averaging vs. Lump Sum Investing: Which Wins? What the research says about investing all at once vs. spreading it out.
• Core Education
  What Is a Stop-Loss Order? A Beginner's Guide How stop-loss and stop-limit orders work, and how to set one properly.
• Core Education
  What Is Short Selling? How Betting Against a Stock Works Borrowing, margin, unlimited risk, and short squeezes explained.
• Core Education
  How to Read a Balance Sheet (Without an Accounting Degree) Assets, liabilities, equity, and the ratios that reveal financial health.
• Core Education
  What Is Free Cash Flow (FCF) and Why It Matters More Than Earnings Why many investors trust cash generation over reported earnings.
• Core Education
  Dividend Aristocrats Explained: What the 25-Year Streak Really Means What the label requires, and where its limits are.
• Core Education
  What Is a Stock Buyback (Share Repurchase) and How It Affects You How buybacks affect EPS, and how to tell a good one from a bad one.
• Core Education
  Sector Rotation Explained: How Money Moves Through the Economic Cycle A framework for understanding sector leadership, not a timing tool.
• Core Education
  Insider Trading: What's Legal, What's Illegal, and How to Check Where the legal line actually sits, and how to check Form 4 filings.
• Core Education
  How to Diversify a Small Portfolio (Without 30 Different Stocks) Fractional shares and index funds for accounts too small for 15-30 stocks.
• Core Education
  What Is a REIT? How Real Estate Investing Through Stocks Works Real estate exposure through a stock, and the 90%-payout rule behind it.

Sector Explainers

• Sector Explainers
  What Are AI Hyperscalers and How Do They Make Money? What the term means and how cloud/AI infrastructure businesses earn revenue.
• Sector Explainers
  How to Evaluate AI Stocks: 5 Metrics That Matter Revenue mix, margins, capex, customer concentration, and valuation.
• Sector Explainers
  The Memory Chip Cycle Explained Why DRAM and NAND prices swing between boom and bust.
• Sector Explainers
  How to Research Robotics Stocks Before the Hype Peaks Separating deployed revenue from demo-day promises.
• Sector Explainers
  Semiconductor Value Chain Explained Designers, fabs, and equipment makers each do a different job.
• Sector Explainers
  Data Center Stocks Explained: Who Profits From AI REITs, power infrastructure, and cooling companies behind the buildout.
• Sector Explainers
  Growth vs. Value Investing: What's the Difference? Two philosophies for picking stocks, compared.

Ticker Deep-Dives

• Ticker Deep-Dives
  NVIDIA Analyst Ratings Explained: What Wall Street Sees How to read heavy analyst coverage on a single, closely watched stock.
• Ticker Deep-Dives
  Is NVIDIA Overvalued? Check Yourself in 5 Steps No verdict — a repeatable method for checking valuation yourself.
• Ticker Deep-Dives
  Micron and the Memory Cycle: Reading MU Like an Analyst Applying the memory cycle framework to one company's numbers.
• Ticker Deep-Dives
  TSMC Explained: Why AI Stocks Depend on One Company Why a single foundry sits underneath most of the AI buildout.
• Ticker Deep-Dives
  Palantir's Valuation Debate Explained (Both Sides) The bull case, the bear case, and how to weigh them yourself.

Looking for calculators instead? Check the Tools section, or the Terms Explained glossary.