| | 二壘手 | Activated (The Kansas City Royals activated INF Michael Massey from the 10-day injured list.) |
| | 三壘手 | Sent to Minors (The Kansas City Royals optioned INF Nick Loftin to the minors.) |
| | 投手 | Recalled From Minors Rehab (The Kansas City Royals recalled LHP Anthony Veneziano from the minors. He will serve as the Royals' 27th man in its doubleheader against the White Sox.) |
| | 投手 | Sent to Minors (The Kansas City Royals returned 27th man LHP Anthony Veneziano to the minors.) |
| | 投手 | Signed (The Kansas City Royals signed RHP Zach Davies to a minor league contract.) |
| | | Traded (The Kansas City Royals traded RP Connor Oliver to the Pittsburgh Pirates.) 至 |
| | 投手 | Traded (The Pittsburgh Pirates traded RP Colin Selby to the Kansas City Royals.) 從 |
| | 投手 | Placed on 60-Day IL (The Kansas City Royals transferred LHP Josh Taylor from the 15-day injured list to the 60-day injured list.) |
| | 捕手 | Signed (The Kansas City Royals signed C Brian O'Keefe to a minor league contract.) |
| | 游擊手 | Sent to Minors (The Kansas City Royals sent INF Cam Devanney to the minors.) |
| | 三壘手 | Sent to Minors (The Kansas City Royals sent INF CJ Alexander to the minors.) |
| | 右外野手 | Sent to Minors (The Kansas City Royals sent OF Nate Eaton to the minors.) |
| | 投手 | Sent to Minors (The Kansas City Royals sent LHP Austin Cox to the minors.) |
| | 三壘手 | Sent to Minors (The Kansas City Royals sent INF Mike Brosseau to the minors.) |
| | 二壘手 | Sent to Minors (The Kansas City Royals sent INF Devin Mann to the minors.) |
| | 投手 | Sent to Minors (The Kansas City Royals sent RHP Tyler Duffey to the minors.) |
| | 捕手 | Sent to Minors (The Kansas City Royals sent C Logan Porter to the minors.) |
| | 投手 | Sent to Minors (The Kansas City Royals sent RHP Dan Altavilla to the minors.) |
| | 投手 | Sent to Minors (The Kansas City Royals sent LHP Walter Pennington to the minors.) |
| | 投手 | Sent to Minors (The Kansas City Royals sent LHP Sam Long to the minors.) |
| | 二壘手 | Sent to Minors (The Kansas City Royals sent INF Tyler Tolbert to the minors.) |
| | 中外野手 | Sent to Minors (The Kansas City Royals sent OF John Rave to the minors.) |
| | 投手 | Sent to Minors (The Kansas City Royals sent RHP Luis Cessa to the minors.) |
| | 二壘手 | Placed on 10-Day IL (The Kansas City Royals placed INF Michael Massey on the 10-day injured list with back tightness.) |
| | 二壘手 | Released (The Kansas City Royals released INF Herard Gonzalez.) |
| | 中外野手 | Released (The Kansas City Royals released OF Roger Leyton.) |
| | 投手 | Placed on 15-Day IL (The Kansas City Royals placed LHP Jake Brentz on the 15-day injured list with a hamstring strain.) |
| | 投手 | Placed on 15-Day IL (The Kansas City Royals placed RHP Carlos Hernández on the 15-day injured list with a shoulder injury.) |
| | | Released (The Kansas City Royals released RHP Samuel Valerio.) |
| | 投手 | Placed on 15-Day IL (The Kansas City Royals placed LHP Josh Taylor on the 15-day injured list due to bicep soreness.) |
| | | Released (The Kansas City Royals released OF Darryl Collins.) |
| | 捕手 | Released (The Kansas City Royals released C Sandy León.) |
| | 中外野手 | Sent to Minors (The Kansas City Royals optioned OF Drew Waters to the minors.) |
| | 捕手 | Sent to Minors (The Kansas City Royals optioned C Austin Nola to the minors.) |
| | 一壘手 | Sent to Minors (The Kansas City Royals optioned INF Nick Pratto to the minors.) |
| | 投手 | Sent to Minors (The Kansas City Royals optioned LHP Daniel Lynch IV to the minors.) |
| | 投手 | Sent to Minors (The Kansas City Royals optioned LHP Anthony Veneziano to the minors.) |
| | | Traded (The Seattle Mariners traded RHP Natanael Garabitos to the Kansas City Royals.) 從 |
| | 右外野手 | Sent to Minors (The Kansas City Royals optioned OF Tyler Gentry to the minors.) |
| | 投手 | Sent to Minors (The Kansas City Royals optioned RHP John McMillon to the minors.) |
| | 中外野手 | Sent to Minors (The Kansas City Royals sent OF Diego Hernandez to the minors.) |
| | 投手 | Sent to Minors (The Kansas City Royals sent RHP Beck Way to the minors.) |
| | 捕手 | Sent to Minors (The Kansas City Royals assigned C Rodolfo Durán to minor league camp.) |
| | 投手 | Sent to Minors (The Kansas City Royals optioned RHP Steven Cruz to the minors.) |
| | 投手 | Sent to Minors (The Kansas City Royals optioned RHP Will Klein to the minors.) |
| | 投手 | Sent to Minors (The Kansas City Royals optioned RHP Jonathan Bowlan to the minors.) |
| | 捕手 | Sent to Minors (The Kansas City Royals sent C Tyler Cropley to the minors.) |
| | 投手 | Sent to Minors (The Kansas City Royals sent LHP Christian Chamberlain to the minors.) |
| | 投手 | Sent to Minors (The Kansas City Royals sent RHP Mason Barnett to the minors.) |
| | 投手 | Sent to Minors (The Kansas City Royals sent RHP Chandler Champlain to the minors.) |
| | 捕手 | Sent to Minors (The Kansas City Royals sent C Carter Jensen to the minors.) |
| | 捕手 | Sent to Minors (The Kansas City Royals sent C Luca Tresh to the minors.) |
| | 投手 | Placed on 60-Day IL (The Kansas City Royals placed LHP Kris Bubic on the 60-day injured list.) |
| | 捕手 | Signed (The Kansas City Royals signed C Austin Nola.) |
| | 一壘手 | Signed (The Kansas City Royals signed INF Josh Lester to a minor league contract.) |
| | 投手 | Traded (The Kansas City Royals traded RHP David Sandlin to the Boston Red Sox.) 至 |
| | 投手 | Traded (The Boston Red Sox traded RHP John Schreiber to the Kansas City Royals.) 從 |
| | 投手 | Placed on 60-Day IL (The Kansas City Royals placed RHP Kyle Wright on the 60-day injured list.) |
| | 左外野手 | Traded (The Kansas City Royals traded INF Samad Taylor to the Seattle Mariners.) 至 |
| | 二壘手 | Signed (The Kansas City Royals signed INF Adam Frazier.) |
| | 捕手 | Signed (The Kansas City Royals signed C Sandy León to a minor league contract with an invitation to spring training.) |
| | 投手 | Non-roster Invitee (The Kansas City Royals invited LHP Sam Long to spring training.) |
| | 投手 | Non-roster Invitee (The Kansas City Royals invited RHP Tyler Duffey to spring training.) |
| | 中外野手 | Non-roster Invitee (The Kansas City Royals invited OF John Rave to spring training.) |
| | 捕手 | Non-roster Invitee (The Kansas City Royals invited C Lucas Tresh to spring training.) |
| | 右外野手 | Non-roster Invitee (The Kansas City Royals invited OF Nate Eaton to spring training.) |
| | 捕手 | Non-roster Invitee (The Kansas City Royals invited C Logan Porter to spring training.) |
| | 中外野手 | Non-roster Invitee (The Kansas City Royals invited OF Diego Hernandez to spring training.) |
| | 三壘手 | Non-roster Invitee (The Kansas City Royals invited INF CJ Alexander to spring training.) |
| | 三壘手 | Non-roster Invitee (The Kansas City Royals invited INF Mike Brosseau to spring training.) |
| | 投手 | Non-roster Invitee (The Kansas City Royals invited RHP Beck Way to spring training.) |
| | 捕手 | Non-roster Invitee (The Kansas City Royals invited C Rodolfo Durán to spring training.) |
| | 捕手 | Non-roster Invitee (The Kansas City Royals invited C Carter Jensen to spring training.) |
| | 二壘手 | Non-roster Invitee (The Kansas City Royals invited INF Tyler Tolbert to spring training.) |
| | 捕手 | Non-roster Invitee (The Kansas City Royals invited C Tyler Cropley to spring training.) |
| | 投手 | Non-roster Invitee (The Kansas City Royals invited RHP Chandler Champlain to spring training.) |
| | 二壘手 | Non-roster Invitee (The Kansas City Royals invited INF Devin Mann to spring training.) |
| | 投手 | Non-roster Invitee (The Kansas City Royals invited LHP Christian Chamberlain to spring training.) |
| | 投手 | Non-roster Invitee (The Kansas City Royals invited RHP Mason Barnett to spring training.) |
| | 投手 | Non-roster Invitee (The Kansas City Royals invited LHP Austin Cox to spring training.) |
| | 游擊手 | Non-roster Invitee (The Kansas City Royals invited INF Cam Devanney to spring training.) |
| | 投手 | Non-roster Invitee (The Kansas City Royals invited LHP Walter Pennington to spring training.) |
| | 投手 | Signed (The Kansas City Royals signed LHP Will Smith.) |
| | 投手 | Signed (The Kansas City Royals signed INF Mike Brosseau to a minor league contract.) |
| | 三壘手 | Signed (The Kansas City Royals signed INF Mike Brosseau to a minor league contract.) |
| | 投手 | Signed (The Kansas City Royals signed LHP Sam Long to a minor league contract.) |
| | 投手 | Traded (The Kansas City Royals traded RHP Dylan Coleman to the Houston Astros.) 至 |
| | 投手 | Drafted Via Rule 5 (The Kansas City Royals selected RHP Matt Sauer in the Rule 5 Draft.) |
| | 游擊手 | Drafted Via Rule 5 (The Kansas City Royals selected INF Ryan Fitzgerald in the Rule 5 Draft.) |
| | 投手 | Traded (The Houston Astros traded RHP Carlos Mateo to the Kansas City Royals.) 從 |
| | 投手 | Drafted Via Rule 5 (The Kansas City Royals selected LHP Keylan Killgore in the Rule 5 Draft.) |
| | 中外野手 | Drafted Via Rule 5 (The Kansas City Royals selected OF Joe Gray in the Rule 5 Draft.) |
| | 中外野手 | Signed (The Kansas City Royals signed OF Garrett Hampson.) |
| | 捕手 | Signed (The Kansas City Royals signed C Logan Porter to a minor league contract.) |
| | 中外野手 | Signed (The Kansas City Royals signed OF Diego Hernandez to a minor league contract.) |
| | 投手 | Signed (The Kansas City Royals signed LHP Austin Cox to a minor league contract.) |
| | 捕手 | Released (The Kansas City Royals released C Logan Porter.) |
| | 投手 | Traded (The Atlanta Braves traded RHP Nick Anderson to the Kansas City Royals.) 從 |
| | 投手 | Released (The Kansas City Royals released RHP Kohl Stewart.) |
| | 中外野手 | Released (The Kansas City Royals released OF Diego Hernandez.) |
| | 投手 | Traded (The Kansas City Royals traded RHP Jackson Kowar to the Atlanta Braves.) 至 |
| | 投手 | Traded (The Atlanta Braves traded RHP Kyle Wright to the Kansas City Royals.) 從 |
| | 投手 | Released (The Kansas City Royals released LHP Austin Cox.) |
| | 投手 | Designated for Assignment (The Kansas City Royals designated LHP Austin Cox for assignment.) |
| | 投手 | Recalled From Minors Rehab (The Kansas City Royals selected the contract of RHP Will Klein from the minors.) |
| | 投手 | Designated for Assignment (The Kansas City Royals designated RHP Josh Staumont for assignment.) |
| | 捕手 | Designated for Assignment (The Kansas City Royals designated C Logan Porter for assignment.) |
| | 右外野手 | Recalled From Minors Rehab (The Kansas City Royals selected the contract of OF Tyler Gentry from the minors.) |
| | 右外野手 | Sent to Minors (The Kansas City Royals sent OF Nate Eaton outright to the minors.) |
| | 中外野手 | Declared Free Agency (OF Juan Negret declared free agency.) |
| | 投手 | Declared Free Agency (RHP Justin Anderson declared free agency.) |
| | 游擊手 | Declared Free Agency (INF Jeison Guzmán declared free agency.) |
| | 捕手 | Declared Free Agency (C José Briceño declared free agency.) |
| | 投手 | Declared Free Agency (RHP Joe Barlow declared free agency.) |
| | 游擊手 | Declared Free Agency (INF Morgan McCullough declared free agency.) |
| | 右外野手 | Declared Free Agency (OF Jorge Bonifacio declared free agency.) |
| | 投手 | Declared Free Agency (RHP Brett de Geus declared free agency.) |
| | 游擊手 | Declared Free Agency (INF Angelo Castellano declared free agency.) |
| | 投手 | Declared Free Agency (RHP Adrian Alcantara declared free agency.) |
| | 投手 | Activated (The Kansas City Royals activated RHP Dylan Coleman.) |
| | 中外野手 | Activated (The Kansas City Royals activated OF Diego Hernandez.) |
| | 投手 | Activated (The Kansas City Royals activated RHP John McMillon from the 15-day injured list.) |
| | 投手 | Activated (The Kansas City Royals activated RHP Jonathan Heasley.) |
| | 投手 | Activated (The Kansas City Royals activated RHP Max Castillo.) |
| | 投手 | Activated (The Kansas City Royals activated RHP Brady Singer from the 15-day injured list.) |
| | 左外野手 | Activated (The Kansas City Royals activated INF Samad Taylor from the minors.) |
| | 一壘手 | Activated (The Kansas City Royals activated INF Vinnie Pasquantino from the 60-day injured list.) |
| | 投手 | Declared Free Agency (Kansas City Royals RHP Zack Greinke declared free agency.) |
| | 右外野手 | Designated for Assignment (The Kansas City Royals designated OF Nate Eaton for assignment.) |
| | 投手 | Activated (The Kansas City Royals activated LHP Jake Brentz from the 60-day injured list.) |
| | 投手 | Activated (The Kansas City Royals activated LHP Kris Bubic from the 60-day injured list.) |
| | 投手 | Activated (The Kansas City Royals activated LHP Daniel Lynch IV from the 60-day injured list.) |
| | 捕手 | Activated (The Kansas City Royals activated C Freddy Fermin from the 60-day injured list.) |
| | 投手 | Declared Free Agency (Kansas City Royals RHP Brad Keller declared free agency.) |
| | 投手 | Activated (The Kansas City Royals activated LHP Austin Cox from the 60-day injured list.) |
| | 投手 | Activated (The Kansas City Royals activated LHP Josh Taylor from the 60-day injured list.) |
| | 三壘手 | Declared Free Agency (Kansas City Royals INF Matt Duffy declared free agency.) |
| | 投手 | Activated (The Kansas City Royals activated RHP Josh Staumont from the 60-day injured list.) |
| | 投手 | Declared Free Agency (LHP Taylor Hearn declared free agency.) |
| | 捕手 | Sent to Minors (The Kansas City Royals sent C Tyler Cropley outright to the minors.) |
| | 二壘手 | Retired (INF Ryan Goins retired from Major League Baseball.) |
| | 游擊手 | Released (The Kansas City Royals released INF Omar Florentino.) |
| | 三壘手 | Released (The Kansas City Royals released INF Jake Means.) |
| | 投手 | Released (The Kansas City Royals released RHP Yefri Del Rosario.) |
| | 一壘手 | Released (The Kansas City Royals released INF Matt Beaty.) |
| | 游擊手 | Released (The Kansas City Royals released INF Wilmin Candelario.) |
| | 投手 | Released (The Kansas City Royals released LHP Drew Parrish.) |
| | 捕手 | Sent to Minors (The Kansas City Royals optioned C Tyler Cropley to the minors.) |
| | 捕手 | Activated (The Kansas City Royals activated C Salvador Perez from the 7-day injured list.) |
| | 一壘手 | Sent to Minors (The Kansas City Royals sent INF Matt Beaty outright to the minors.) |
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