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May 30, 2026
EBITDA Formula: How to Calculate It Step by Step
  • EBITDA stands for Earnings Before Interest, Taxes, Depreciation, and Amortization, a measure of a company's core profit.
  • The formula adds those four items back to net income to show what the underlying business earns.
  • Investors use EBITDA to compare companies and to judge how many times earnings a stock is selling for.
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May 30, 2026
What Is a Stock Option? A Plain-English Guide
  • A stock option is a contract giving you the right, but not the obligation, to buy or sell a stock at a set price by a set date.
  • There are two types: calls (the right to buy) and puts (the right to sell).
  • Options are powerful but risky, so they suit investors who already have the basics down.
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May 30, 2026
Put Option: What It Is and How It Works
  • A put option gives you the right to sell a stock at a set price by a set date.
  • Investors use puts to bet a stock will fall, or as insurance to protect shares they own.
  • The most you can lose buying a put is the premium you paid, which makes it a defined-risk tool.
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May 30, 2026
Operating Margin: What It Is and How to Calculate It
  • Operating margin shows how much profit a company keeps from its core business after paying its running costs.
  • The formula is operating income divided by revenue, shown as a percent.
  • A strong, steady operating margin signals a well-run business that controls its costs.
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May 30, 2026
Enterprise Value: What It Is and How to Calculate It
  • Enterprise value is the full price of buying an entire company, including its debt and minus its cash.
  • The formula is market cap plus total debt minus cash.
  • It gives a truer picture of a company's size than market cap alone, which is why it's used in serious valuation.
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May 30, 2026
Free Cash Flow: What It Is and Why It Matters
  • Free cash flow is the real cash a business has left after paying its operating costs and investing in itself.
  • It's the money available for dividends, buybacks, paying down debt, or buying other businesses.
  • It's harder to fake than reported profit, which is why serious investors watch it closely.
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May 30, 2026
What Is Working Capital? A Simple Guide for Investors
  • Working capital is the cash a business has to run day to day: its short-term assets minus its short-term bills.
  • The formula is current assets minus current liabilities.
  • It shows whether a company can cover what it owes soon, which is a basic health check before you invest.
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May 30, 2026
Covered Call: How This Income Strategy Actually Works
  • A covered call lets you earn extra income from shares you already own by selling someone the right to buy them at a higher price.
  • You collect cash up front, called the premium, no matter what happens next.
  • The tradeoff is a cap on your upside, so it fits calmer, income-focused investors more than high-growth bets.
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May 30, 2026
Gross Margin: What It Is and How to Calculate It
  • Gross margin shows how much money a company keeps from each sale after paying to make the product.
  • The formula is simple: revenue minus the cost of goods sold, shown as a percent of revenue.
  • A high, steady gross margin often signals a strong business with pricing power.
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May 30, 2026
Backdoor Roth IRA: A Simple Guide for High Earners
  • A backdoor Roth IRA is a way for high earners, who are normally blocked from contributing to a Roth, to still get money into one.
  • The appeal is the Roth itself: pay taxes now, then grow and withdraw the money tax-free later.
  • The steps are simple in theory but have tax traps, so it's smart to involve a professional.
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