Amateur Draft Signings: Friday

Here are the updates on which picks have signed with the clubs that selected them in last week's draft. Keep tabs on which first rounders and sandwich picks have signed by checking out our detailed breakdown.

• Top selections that were locked up today: Cito Culver signed with the Yankees, Taijuan Walker agreed to terms with the Mariners, and the Rangers signed Mike Olt.
• In addition to reaching an agreement with Walker, the Mariners signed ninth-rounder Luke Taylor and nine other players. The M's have now locked up 28 of their 50 selections, per a team release.
• The Diamondbacks signed two of their top three picks, according to Steve Gilbert of MLB.com (via Twitter). Right-handed pitchers James Bradley (56th overall) and Robert Rowland (88th) signed with the D'Backs. Nick Piecoro of the Arizona Republic tweets the financial details.
• MLB.com's Jenifer Langosch reports that the Pirates also agreed to terms with a pair of right-handed arms, fifth-round pick Tyler Waldron and 12th-rounder Vincent Payne.
• The Orioles agreed to terms with their fourth-round pick, writes Jeff Zrebiec of the Baltimore Sun.
• The Giants signed eight draft picks, according to the team's official transactions page.