Get your taxes done using TurboTax

You may need to enter your stock transactions manually. TurboTax can handle approximately 1,500 transactions per brokerage account, but you should always verify that your transactions imported correctly. If you have a lot of transactions to enter, you can also enter summary information for each sales category. Please see the steps below:

1. Log into TurboTax and click on any topic to continue
2. Click on Search in the upper right-hand side of the screen 
3. Type in "Stock Sales" in the search box and click on the "Jump to" link
4. When you get to the page "Here are all your 1099-B sales," you can either click on Delete and re-enter your information manually OR click Edit and review your information.
5. If you decide to re-enter summary information, select Add sales from a different brokerage. Then answer Yes to Did or will you receive a 1099-B form or brokerage statement for these sales?
6. Select I'll type it in myself when it asks how you want to enter your 1099-B,
7. Select or enter your brokerage on the next screen and continue.
8. On the following screen (Tell us about...), answer the questions until you reach the next screen. Select the second option, Let's enter a summary instead, and select Continue.
9. You'll now be able to enter the total proceeds (sales) and cost basis, along with the sales category. Refer to your 1099-B for the amounts and category. When finished, select Continue.

Please see this TurboTax Article for more information.