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The Daily Insight

Can you report investment losses?

Author

Mia Ramsey

Published Mar 28, 2026

To deduct your stock market losses, you have to fill out Form 8949 and Schedule D for your tax return. If you own stock that has become worthless because the company went bankrupt and was liquidated, then you can take a total capital loss on the stock.

What tax form do I use for investment losses?

Capital gains and deductible capital losses are reported on Form 1040, Schedule D PDF, Capital Gains and Losses, and then transferred to line 13 of Form 1040, U.S. Individual Income Tax Return. Capital gains and losses are classified as long-term or short term.

When to use Schedule D, capital gains and losses?

Use Schedule D to report sales, exchanges or some involuntary conversions of capital assets, certain capital gain distributions, and nonbusiness bad debts. Use Schedule D (Form 1040) to report the following: About Schedule D (Form 1040), Capital Gains and Losses | Internal Revenue Service Skip to main content

How to report your capital gains and losses?

The two-page Schedule D, with all its sections, columns and special computations, looks daunting and it certainly can be. To start you must report any transactions first on Form 8949 and then transfer the info to Schedule D. On Form 8949 you’ll note when you bought the asset and when you sold it, as well as what it cost and what you sold it for.

How to file an investment loss write off?

In order to properly file an investment loss write off, it is important to know if it qualifies. First, the investment must have actually resulted in a financial loss. This means that the investment value has lowered and is no longer as high as the original cost.

When do you need to file a Schedule D?

Using tax software can make it easy to figure out whether Schedule D is required and to complete it if so. Notably, the IRS distinguishes between short-term capital gains or losses as those held less than one year, and long-term capital gains or losses as those held longer than one year.