How do I update cost basis in Fidelity Crypto^® accounts?

To update your cost basis for crypto deposits or purchases completed before 2026 using Fidelity.com, log in and follow these steps:

1. From the Portfolio Summary screen, select your Fidelity Crypto^® account.
2. Open the "Positions" tab and select your crypto.
3. Select "Update cost basis."
4. Choose a lot that needs cost basis information.
5. Choose a lot type: full amount, custom amount (for multiple lots), or remaining amount (if you have entered any custom amounts).
6. Enter the cost basis, date acquired, and time acquired. (Select "Add tax lot" if any amounts remain. Up to 200 lots can be added at a time.)
7. Select "Save." Acknowledge that the cost basis information can't be changed after this update by selecting "Save" again.

To update your cost basis for crypto deposits or purchases completed before 2026 using the Fidelity Investments^® app, log in and follow these steps:

1. On the Home screen, select your Fidelity Crypto^® account.
2. Go to your Positions and select your crypto.
3. Select "Update cost basis."
4. Choose a lot that needs cost basis information.
5. Choose a lot type: full amount, custom amount (for multiple lots), or remaining amount (if you have entered any custom amounts).
6. Enter the cost basis, date acquired, and time acquired. (Select "Add tax lot" if any amounts remain. Up to 200 lots can be added at a time.)
7. Select "Review" when all updates are entered and then select "Save."