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The Global Insight

Can you lose your 401k if the stock market crashes?

Author

John Hall

Updated on March 09, 2026

Surrendering to the fear and panic that a market crash may elicit can cost you more than the market decline itself. Withdrawing money from a 401(k) before age 59½ can result in a 10% penalty on top of normal income taxes.

Can your 401k disappear?

Most 401(k) plans are terminated when companies go out of business. While the company cannot keep your money, you lose unvested contributions and matching contributions are worth nothing if paid in the stock of a failed company.

What happens when you sell stock in your 401k?

If they sell it, they will only pay capital gains on the difference between the current value when they received it, and the price they sell it for. In other words, the gain from the time you took the stock out of your 401k until the time your heirs sell the stock is never taxed.

Does 401k go into stocks?

With a 401(k), you control how your money is invested. Most plans offer a spread of mutual funds composed of stocks, bonds, and money market investments. The most popular option tends to be target-date funds, a combination of stocks and bonds that gradually become more conservative as you reach retirement.

Can you sell stocks in 401k without penalty?

401(k) Tax Advantage Because you can buy and sell stocks whenever you want in a 401(k), you can use a day-trading strategy. When you make a gain in your 401(k), you don’t owe taxes on the gain as long as the money stays in your account. This means you can earn a higher after-tax return in the 401(k).

Can you put company stock in your 401k?

An employee stock purchase plan, which allowed us to buy stock with a payroll deduction into a taxable account Employees could put their 401 (k) money into company stock. Between the three, I accumulated some stock in both my taxable account and in my 401 (k).

What does Nua mean for company stock in 401K?

NUA is the difference between the cost basis (what you paid) of any company stock held in your 401 (k) and its current market value. Normally cost basis doesn’t matter for securities held in a qualified retirement plan, but NUA is a little-known exception within the tax code.

What happens when you withdraw money from a 401k?

As you probably know, a 401 (k) plan allows pre-tax money to be invested, which reduces your taxable income and helps you pay a lower tax bill the year it was earned. Those dollars, plus (usually) any investment gains, are taxed as regular income when you withdraw them in retirement.

What happens when you roll over 401k to Ira?

When rolling over your 401 (k) account, NUA allows you the option of rolling the stock into a taxable account and the rest of the account’s assets into an IRA to preserve the tax-deferral on those assets. Those other assets might include mutual funds or other types of pooled investments offered within the plan.