Foundations

What a stock actually is, where your money lives, and the quiet math that built most of modern wealth.

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Table of contents

What Is a Stock?

Ownership in a company, in one share

Where Stocks Trade

NYSE, NASDAQ, and how your order works

Brokerage Accounts

The most flexible way to invest

IRA & 401(k)

Tax-advantaged retirement investing

What Is an Index Fund?

Own 500 companies in one click

ETFs vs Mutual Funds

Same idea, different wrapper

Buy & Hold

The simplest strategy that actually works

Dollar-Cost Averaging

Remove the "when" from investing

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Execution →