Your ancestor was in Company D "The Wake Guards" and is listed in my book -- "Also For Glory"
on page 405 as follows:
Private Alexander Baker 20 yr old enlisted Wake Co 6/10/61 W 7/1
My book details the role of the 26th NC from June 245, 1863 to July 14, 1863... The entire Gettysburg Campaign
The actions of the 26th NC are detailed on a company level.
Don Ernsberger