Castro signed a minor-league contract with the Royals on Saturday and received an invitation to spring training.
The Royals have extended Caglianone an invitation to big-league camp during spring training, Anne Rogers of MLB.com reports.
The Royals and Schreiber avoided arbitration by agreeing to a one-year, $2.3 million contract Thursday, Anne Rogers of MLB.com reports.
The Royals and Melendez avoided arbitration by agreeing to a one-year, $2.65 million contract Thursday, Anne Rogers of MLB.com reports.
The Royals and Hernandez avoided arbitration by agreeing to a one-year, $1.16 million contract Thursday, Anne Rogers of MLB.com reports.
The Royals and Harvey avoided arbitration by agreeing to a one-year, $3.7 million contract Thursday, Anne Rogers of MLB.com reports.
The Royals and Bubic avoided arbitration by agreeing to a one-year, $3 million contract Thursday, Anne Rogers of MLB.com reports.
Isbel agreed to a one-year, $1.75 million contract with the Royals on Thursday to avoid arbitration, Mark Feinsand of MLB.com reports.
The Royals claimed Shewmake off waivers from the White Sox on Wednesday.
The Royals re-signed Lorenzen to a one-year, $7 million contract Monday, Jeff Passan of ESPN.com reports.
Biggio agreed to a minor-league contract with the Royals on Sunday.
The Royals re-signed Cox on Thursday to a minor-league contract.
The Royals signed Fernandez to a minor-league contract Friday.
The Royals and Wright avoid arbitration by agreeing to a one-year, $1.8 million contract Tuesday, Anne Rogers of MLB.com reports.
Wright (shoulder) hopes to be fully healthy for spring training and compete for a spot in the Royals' rotation, Jaylon Thompson of the Kansas City Star reports.
Garcia (elbow) is expected to be ready for the start of spring training, MLB.com reports.
Garcia underwent surgery to remove bone spurs from his right elbow Thursday, Daniel Alvarez-Montes of ElExtraBase.com reports.
The Royals intend to move Bubic back into their starting rotation in 2025, per Will Sammon, Katie Woo and Ken Rosenthal of The Athletic.
The Reds traded Wiemer and Jonathan India to the Royals on Friday in exchange for Brady Singer.
The Royals selected Cerantola from Triple-A Omaha on Tuesday.
The Royals selected Avila from Triple-A Omaha on Tuesday.
The Royals selected Cameron from Triple-A Omaha on Tuesday.
Wacha agreed to a three-year contract, $51 million contract with the Royals on Sunday that includes a club option for 2028, Jeff Passan of ESPN.com reports.
The Royals selected Sisk's contract from Triple-A Omaha on Friday.
Stratton (forearm) is expected to be healthy for the beginning of spring training, Anne Rogers of MLB.com reports.