Simple definition
A short-term capital gain is the profit you make on an investment you held for one year or less before selling. It's generally taxed at your ordinary income rate (the same rates as your paycheck), which tends to be higher. Think of it as a quick flip the tax code treats like regular earnings.
Why it matters
Whether a gain is short-term or long-term can meaningfully change your tax bill. Short-term gains are generally taxed at higher ordinary income rates, so selling too soon can quietly cost you. Knowing the one-year line helps you weigh the tax hit before you sell a winner.
Real-life example
Suppose you buy a stock and sell it eight months later for a $1,000 profit. Because you held it a year or less, that's a short-term capital gain, generally taxed at your ordinary income rate. Wait past a year and it could be taxed more gently. These are rounded, made-up figures.
Common mistakes
- Selling just before the one-year mark and turning a lower-taxed gain into a higher-taxed one.
- Assuming all investment profits are taxed at the same, lower rate.
- Forgetting that the holding period starts the day after you buy.
- Overlooking the tax cost of frequent trading, which racks up short-term gains.
Pro tips
- Check your purchase date before selling to see if you're near the one-year line.
- Where it fits your plan, holding past a year can shift a gain to lower long-term rates.
- Remember frequent trading tends to generate higher-taxed short-term gains.
- Ask a CPA how a short-term gain lands in your specific bracket.
Related Money Dictionary terms
- Long-Term Capital GainProfit on an investment held longer than a year, usually taxed at lower rates than short-term gains.
- Capital GainThe profit you make when you sell an investment for more than you paid for it.
- Capital Gains TaxThe tax you owe on the profit from selling an investment for more than you paid.
- Cost BasisThe original amount you paid for an investment, used to figure out your taxable gain or loss when you sell.
- Holding PeriodHow long you own an investment before selling, which determines whether gains are taxed as short or long term.
- Taxable AccountA standard investment account with no special tax breaks, where gains and dividends are taxed each year.
Frequently asked questions
What makes a gain short-term instead of long-term?
It's how long you owned the investment. Hold it one year or less and any profit is a short-term capital gain; hold it longer than a year and it's long-term. That single distinction matters because short-term gains are generally taxed at higher ordinary income rates, while long-term gains usually get lower rates.
Why are short-term gains taxed more than long-term ones?
The tax code rewards longer-term investing by taxing gains on assets held more than a year at generally lower rates. Short-term gains, on assets held a year or less, are treated like ordinary income and taxed at those higher rates. The exact rates aren't fixed here. They depend on current law and your income.
Does holding one extra day change my tax rate?
It can. The line is one year: hold an asset a year or less and the gain is short-term; hold it longer than a year and it becomes long-term, generally taxed at lower rates. Because the counting rules have specifics, confirm your exact purchase and sale dates, and check with a tax professional before relying on the timing.
Knowing what Short-Term Capital Gain means is knowledge: the first half. A brick gets placed when you act on it: before selling a profitable investment, check how long you've held it and note whether crossing the one-year mark would lower the tax on the gain.
Also builds: Investing
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Plain-English education, not personalized legal, tax, or investment advice.