What to Do with an Old 401(k) After Changing Jobs

23 January 2026

Switching jobs is exciting—new opportunities, better pay (hopefully), and maybe even a shorter commute. But amidst the excitement, there's one financial loose end that many people forget: their old 401(k). If you've changed jobs recently, you might be wondering, What should I do with my old 401(k)?

Ignoring it isn't the best move. In fact, leaving it behind without a plan can cost you money in the long run. So, let's break down your options and figure out the best strategy for your hard-earned retirement savings.

Why You Shouldn’t Ignore Your Old 401(k)

Before diving into your options, let’s talk about why leaving your old 401(k) untouched isn’t a great idea:

- High Fees: Some old plans charge high administrative fees that eat away at your savings.
- Limited Investment Choices: Your old employer's plan may not offer the best investment options.
- Lost Accounts: Believe it or not, people forget about their 401(k)s, letting their money languish in outdated plans.

Now that you're convinced it’s worth your time, let’s explore what you can actually do with your old 401(k).

1. Leave It with Your Old Employer

Yes, you can leave your 401(k) behind if your old employer allows it. But should you?

When It Makes Sense:

- Your old 401(k) has low fees and solid investment options.
- You like the plan’s performance and fund choices.
- You want to avoid any hassle in transferring funds.

When It Doesn’t:

- Your old employer charges high fees.
- You’re changing jobs often and don’t want multiple accounts scattered around.
- You'd prefer more control over your investments.

If your balance is below $5,000, your employer may not even let you keep it—they could automatically roll it over or cash it out.

2. Roll It Over to Your New Employer’s 401(k)

If your new job offers a solid 401(k) plan, rolling over your old account into the new one might be a smart and seamless move.

Why This is a Good Option:

✅ Simplifies your retirement savings – Everything is in one place.
✅ Potential for better investment options – If your new plan has lower fees and better funds.
✅ Easier to manage – Less paperwork, fewer logins, and consolidated tracking.

Things to Consider:

- Not all employers allow 401(k) rollovers.
- The investment options and fees in your new 401(k) matter—always compare before making the move.
- The process can take some time, and there could be paperwork involved.

Pro tip: Request a direct rollover to avoid taxes and penalties. If the money is sent directly to you, it could be considered a withdrawal (which could mean taxes and penalties).

3. Roll It Over to an IRA

If you want more control over your retirement investments, rolling your old 401(k) into an IRA (Individual Retirement Account) might be the way to go.

Why This is a Popular Choice:

🟢 More investment options – Unlike a 401(k), an IRA gives you access to stocks, bonds, mutual funds, ETFs, and even alternative investments.
🟢 Lower fees – Many IRAs have lower administrative fees compared to 401(k) plans.
🟢 Tax advantages – If you roll it into a traditional IRA, your money remains tax-deferred.

Things to Keep in Mind:

- If rolling into a Roth IRA, you'll owe taxes on the rollover amount.
- Managing an IRA means taking responsibility for choosing investments.
- IRAs have required minimum distributions (RMDs) starting at age 73 (unless it’s a Roth IRA).

That said, many prefer an IRA because of the flexibility. If you're someone who likes to be hands-on with investments, an IRA gives you that freedom.

4. Cash It Out (But Beware the Consequences)

This is an option, but it’s generally the worst one. Cashing out your 401(k) means paying taxes and possibly penalties—which can take a huge bite out of your savings.

The Downsides of Cashing Out:

❌ Taxes: The IRS treats your withdrawal as income, meaning you’ll owe taxes on it.
❌ Early Withdrawal Penalty: If you’re under 59½, expect an additional 10% penalty.
❌ Loss of Retirement Growth: That money was meant to compound over decades—cashing out means sacrificing future gains.

That said, there are exceptions. If you're facing a severe financial crisis and have no other option, cashing out might be unavoidable. Just be aware of the costs before you decide.

5. Consider a Roth Conversion

If you’re thinking long-term, converting your old 401(k) into a Roth IRA might be a great strategy—especially if you expect your tax rate to be higher in retirement.

Why Convert to a Roth IRA?

✔ Tax-Free Growth: Withdrawals in retirement are tax-free.
✔ No Required Minimum Distributions (RMDs): Unlike traditional IRAs, Roth IRAs don’t force you to withdraw money at a certain age.
✔ Good for Long-Term Growth: If you have decades before retirement, the tax-free benefits can be significant.

What to Consider:

- You’ll owe taxes now on the converted amount.
- If you're in a high tax bracket today, a conversion may not be the best idea.
- It’s more beneficial if you expect to be in a higher tax bracket later.

If this strategy interests you, consult a financial advisor to see if it aligns with your overall retirement plan.

Which Option is Right for You?

Here’s a quick cheat sheet to help you decide:

| Option | Best For | Considerations |
|--------|---------|---------------|
| Leave it with your old employer | If the fees are low and the fund choices are solid | Risk of losing track and limited investment options |
| Roll over to your new 401(k) | If the new plan has good investment options and low fees | Not all employers allow rollovers |
| Roll over to an IRA | If you want more control over your investments | Requires more active management |
| Cash it out | Only in a financial emergency | High taxes and penalties |
| Convert to a Roth IRA | If you want tax-free retirement income later | Immediate tax bill |

Still unsure? A financial professional can walk you through your options based on your specific situation.

Final Thoughts

Your old 401(k) isn't just another random account—it’s a crucial part of your retirement future. Making the right decision now can save you thousands of dollars and set you up for long-term financial success.

So, don't let that money sit forgotten. Take action today, roll it over if needed, and keep building toward a comfortable retirement. Your future self will thank you!