Those lines on a 1099-B are not for proceeds.
Nonetheless, your tax document needs to contain all of the information that you need. If there is information missing, you should contact the issuer of the 1099-B and request a corrected form.
*** I am NOT a tax expert. I am a seasoned TurboTax user, and volunteer to provide assistance to TT users. Nothing I post is to be considered TAX ADVICE; I bear no legal liability for responses.***
