7:36pm: Trahan agreed to a straight slot bonus of $1.7MM, reports Jack Magruder of FOXSportsArizona.com (on Twitter).
4:30pm: The Diamondbacks announced that they have agreed to terms with first-round draft pick Stryker Trahan. Terms of the deal are not yet known for the catcher tabbed with the 26th pick.
The slot recommendation for the selection is $1.7MM. The D'Backs have also signed their first six picks, eight of their first ten, 17 of the first 20, and 31 drafted players in total.
Mike Axisa contributed to this post.