It depends.
Did you have a Qualified Business Income Loss Carryover? If so, this may be generating Form 8995-A.
Please see the attached link for more details on this form.
Draft Form 8995-A instructions
Form 1040 is your actual individual federal tax return. This includes everything that is taxable or deductible that needs to be reported to the IRS. Form 1040 is used to report this activity for the year.