You can enter the it as if you had a 1099-B reporting a "sale" with proceeds of $0, even though you don't actually have a 1099-B for your worthless stock. To enter it in TurboTax, type "1099B" in to Search and hit enter:
- Click on "Jump to 1099b"
- Answer Yes to "Did you have investment income in 2025?"
- Click through the program until you get to "Let's import your tax info?", and click on "Enter a different way".
- Click to highlight the box with "Stocks, Bonds, Mutual Funds", then click on Continue.
- Enter something for "Bank or Brokerage" and click on Continue.
- Answer No to the Employee stock question.
- Continue through screens until you come to the page with Now, enter one sale on your ...1099‑B
- Enter the information for your worthless stock.
- For the sales date use the date you became aware the company filed for bankruptcy.