Historical Transactions Occurring on December 18

The Chicago Cubs signed Tyler Austin as a free agent.

The Cincinnati Reds signed Caleb Ferguson as a free agent.

The Boston Red Sox signed Alec Gamboa as a free agent.

The Chicago White Sox signed Dustin Harris as a free agent.

The New York Mets signed Kevin Herget as a free agent.

The Texas Rangers signed José Herrera as a free agent.

The Atlanta Braves signed DaShawn Keirsey Jr. as a free agent.

The Philadelphia Phillies signed Brad Keller as a free agent.

The Athletics signed Bryan Lavastida as a free agent.

The San Diego Padres signed Triston McKenzie as a free agent.

The Miami Marlins signed Christopher Morel as a free agent.

The Texas Rangers signed Patrick Murphy as a free agent.

The Los Angeles Dodgers signed Chuckie Robinson as a free agent.

The San Diego Padres signed Nick Solak as a free agent.

The Boston Red Sox signed Devin Sweet as a free agent.

The Kansas City Royals signed Abraham Toro as a free agent.

The Texas Rangers signed Anthony Veneziano as a free agent.

The Chicago White Sox purchased Tristan Peters from the Tampa Bay Rays.

The Chicago White Sox signed Bryse Wilson as a free agent.

The Los Angeles Angels purchased Chuckie Robinson from the Chicago White Sox.

The Texas Rangers signed Diego Castillo as a free agent.

The Texas Rangers signed Gerson Garabito as a free agent.

The Colorado Rockies signed Matt Koch as a free agent.

The Washington Nationals signed Ty Tice as a free agent.

The Kansas City Royals signed Michael Wacha as a free agent.

The New York Mets purchased Yohan Ramírez from the Chicago White Sox.

The San Diego Padres released Michel Báez.

The Atlanta Braves released Matt Carpenter.

The San Diego Padres released Jorge Oña.

The Baltimore Orioles traded Cesar Espinal (minors) to the Kansas City Royals for Jonathan Heasley.

The Arizona Diamondbacks selected Collin Snider off waivers from the Kansas City Royals.

The San Francisco Giants selected Devin Sweet off waivers from the Oakland Athletics.

The Washington Nationals signed José Mujica as a free agent.

The Pittsburgh Pirates traded Nick Garcia (minors) to the Colorado Rockies for Connor Joe.

The Milwaukee Brewers signed Dylan Cozens as a free agent.

The Seattle Mariners signed Chris Flexen as a free agent.

The Milwaukee Brewers signed Hoby Milner as a free agent.

The Toronto Blue Jays signed Richard Ureña as a free agent.

The Tampa Bay Rays signed Michael Wacha as a free agent.

The Toronto Blue Jays signed Forrest Wall as a free agent.

The Toronto Blue Jays signed Tyler White as a free agent.

The New York Mets traded a player to be named later to the Texas Rangers for Todd Frazier. The New York Mets sent Ryder Ryan (December 18, 2020) to the Texas Rangers to complete the trade.

The Chicago Cubs signed Rex Brothers as a free agent.

The Colorado Rockies signed Drew Butera as a free agent.

The New York Yankees signed Gerrit Cole as a free agent.

The Arizona Diamondbacks signed Luis Jiménez as a free agent.

The Miami Marlins signed Gosuke Katoh as a free agent.

The Miami Marlins signed Matt Kemp as a free agent.

The Miami Marlins signed Ryan Lavarnway as a free agent.

The Miami Marlins signed Christian Lopes as a free agent.

The Cincinnati Reds signed Wade Miley as a free agent.

The Miami Marlins signed Brian Navarreto as a free agent.

The Miami Marlins signed Aaron Northcraft as a free agent.

The Miami Marlins signed Johan Quezada as a free agent.

The Toronto Blue Jays signed Tanner Roark as a free agent.

The Miami Marlins signed Josh A. Smith as a free agent.

The Los Angeles Angels signed Jake Thompson as a free agent.

The New York Yankees signed Adam Warren as a free agent.

The Washington Nationals signed Matt Adams as a free agent.

The Chicago Cubs signed Jim Adduci as a free agent.

The Texas Rangers signed Miguel Del Pozo as a free agent.

The Chicago Cubs signed Daniel Descalso as a free agent.

The Kansas City Royals signed Terrance Gore as a free agent.

The Texas Rangers signed Lance Lynn as a free agent.

The Boston Red Sox signed Erasmo Ramírez as a free agent.

The Detroit Tigers signed Nick Ramirez as a free agent.

The New York Mets signed Wilson Ramos as a free agent.

The Kansas City Royals signed Bubba Starling as a free agent.

The Colorado Rockies released Scott McGough.

The Cleveland Indians signed Lisalverto Bonilla as a free agent.

The Milwaukee Brewers signed Erik Davis as a free agent.

The Miami Marlins signed Javy Guerra as a free agent.

The Detroit Tigers signed Jason Krizan as a free agent.

The Arizona Diamondbacks signed Parker Markel as a free agent.

The Boston Red Sox signed Mitch Moreland as a free agent.

The Detroit Tigers signed Ronny Rodríguez as a free agent.

The Washington Nationals signed Chris Smith as a free agent.

The Washington Nationals signed César Vargas as a free agent.

The Seattle Mariners released Andrew Albers.

The Atlanta Braves released Adrián González.

The San Diego Padres released Jake Smith.

The Chicago White Sox signed Phillippe Aumont as a free agent.

The Detroit Tigers signed Mike Aviles as a free agent.

The Chicago Cubs signed Scott Barnes as a free agent.

The New York Yankees signed Richard Bleier as a free agent.

The Texas Rangers signed Matt Bush as a free agent.

The Toronto Blue Jays signed Roberto Hernández as a free agent.

The New York Mets signed Bartolo Colón as a free agent.

The Toronto Blue Jays signed Scott Copeland as a free agent.

The Colorado Rockies signed Yohan Flande as a free agent.

The Cleveland Indians signed Jarrett Grube as a free agent.

The Toronto Blue Jays signed Wade LeBlanc as a free agent.

The Miami Marlins signed Jeff Mathis as a free agent.

The Toronto Blue Jays signed Pat McCoy as a free agent.

The Detroit Tigers signed Dustin Molleken as a free agent.

The Toronto Blue Jays signed Brad Penny as a free agent.

The Chicago White Sox signed Héctor Sánchez as a free agent.

The Pittsburgh Pirates signed Ryan Vogelsong as a free agent.

The Chicago White Sox signed Josh Wall as a free agent.

The Cleveland Indians purchased Dan Otero from the Philadelphia Phillies.

The Detroit Tigers released Jake Brigham.

The Seattle Mariners traded Tyler Olson to the Los Angeles Dodgers for player to be named or cash.

The Toronto Blue Jays selected Junior Lake off waivers from the Baltimore Orioles.

The Colorado Rockies signed Roger Bernadina as a free agent.

The Detroit Tigers signed Miguel González as a free agent.

The Chicago White Sox signed George Kottaras as a free agent.

The Seattle Mariners signed Mark Lowe as a free agent.

The Cleveland Indians signed Jeff Manship as a free agent.

The Kansas City Royals signed Kris Medlen as a free agent.

The Minnesota Twins signed Brock Peterson as a free agent.

The Los Angeles Angels of Anaheim signed Adam Wilk as a free agent.

The Oakland Athletics purchased Eury De La Rosa from the Arizona Diamondbacks.

The Los Angeles Angels of Anaheim traded a player to be named later to the Los Angeles Dodgers for Drew Butera. The Los Angeles Angels of Anaheim sent Matt Long (minors) (December 18, 2014) to the Los Angeles Dodgers to complete the trade.

The Los Angeles Dodgers traded Tim Federowicz, Matt Kemp and cash to the San Diego Padres for Zach Eflin, Yasmani Grandal and Joe Wieland.

The Oakland Athletics traded Seth Streich (minors), Derek Norris and cash to the San Diego Padres for R.J. Alvarez and Jesse Hahn.

The Chicago Cubs signed John Baker as a free agent.

The Philadelphia Phillies signed Chris Bootcheck as a free agent.

The San Francisco Giants signed Andrew Carignan as a free agent.

The Philadelphia Phillies signed Roberto Hernández as a free agent.

The Baltimore Orioles signed Fabio Castillo as a free agent.

The Texas Rangers signed Justin Germano as a free agent.

The Cincinnati Reds signed Rúben Gotay as a free agent.

The Seattle Mariners signed Franklin Gutiérrez as a free agent.

The Philadelphia Phillies signed Tony Gwynn as a free agent.

The Chicago Cubs signed Tommy Hottovy as a free agent.

The Los Angeles Angels of Anaheim signed Kyle Hudson as a free agent.

The Chicago Cubs signed Ryan Kalish as a free agent.

The Philadelphia Phillies signed Lou Marson as a free agent.

The Pittsburgh Pirates signed Michael Martínez as a free agent.

The Miami Marlins signed Casey McGehee as a free agent.

The Pittsburgh Pirates signed Kyle McPherson as a free agent.

The Los Angeles Angels of Anaheim signed Shawn O'Malley as a free agent.

The Philadelphia Phillies signed Sean O'Sullivan as a free agent.

The Pittsburgh Pirates signed Elvin Ramírez as a free agent.

The Philadelphia Phillies signed Dave Sappelt as a free agent.

The Pittsburgh Pirates signed Daniel Schlereth as a free agent.

The Atlanta Braves signed Atahualpa Severino as a free agent.

The Philadelphia Phillies signed Greg Smith as a free agent.

The Cincinnati Reds signed Chien-Ming Wang as a free agent.

The Pittsburgh Pirates signed Adam Wilk as a free agent.

The Minnesota Twins traded Ryan Doumit to the Atlanta Braves for Sean Gilmartin.

The San Diego Padres traded Jesús Guzmán to the Houston Astros for Ryan Jackson.

The Kansas City Royals traded David Lough to the Baltimore Orioles for Danny Valencia.

The Boston Red Sox traded Chris Martin and Franklin Morales to the Colorado Rockies for Jonathan Herrera.

The Cleveland Indians traded Drew Stubbs to the Colorado Rockies for Josh Outman.

The Houston Astros selected Collin McHugh off waivers from the Colorado Rockies.

The Tampa Bay Rays signed Roberto Hernández as a free agent.

The Toronto Blue Jays signed Ryan Langerhans as a free agent.

The Philadelphia Phillies signed John Lannan as a free agent.

The Cincinnati Reds signed Corky Miller as a free agent.

The Toronto Blue Jays signed Ramón Ortiz as a free agent.

The Cincinnati Reds signed Greg Reynolds as a free agent.

The Cleveland Indians signed Mark Reynolds as a free agent.

The Boston Red Sox signed Koji Uehara as a free agent.

The Toronto Blue Jays signed Lance Zawadzki as a free agent.

The Oakland Athletics traded Collin Cowgill to the New York Mets for Jefry Marte.

The Colorado Rockies signed Wil Nieves as a free agent.

The Texas Rangers signed Brian Barden as a free agent.

The Texas Rangers signed Endy Chávez as a free agent.

The Minnesota Twins signed Michael Hollimon as a free agent.

The Colorado Rockies signed Mike Jacobs as a free agent.

The Texas Rangers signed Seth McClung as a free agent.

The Boston Red Sox signed Dan Wheeler as a free agent.

The San Diego Padres signed Chris Denorfia as a free agent.

The Detroit Tigers signed Phil Dumatrait as a free agent.

The Baltimore Orioles signed Mike Gonzalez as a free agent.

The New York Mets signed Andy Green as a free agent.

The San Francisco Giants signed Eric Hacker as a free agent.

The New York Yankees signed Nick Johnson as a free agent.

The Seattle Mariners signed Ryan Langerhans as a free agent.

The Milwaukee Brewers signed Kameron Loe as a free agent.

The Pittsburgh Pirates signed Javier López as a free agent.

The Pittsburgh Pirates signed Brian Myrow as a free agent.

The Cincinnati Reds signed Chad Reineke as a free agent.

The Florida Marlins signed Danny Richar as a free agent.

The Colorado Rockies signed Juan Rincón as a free agent.

The Milwaukee Brewers signed Matt Treanor as a free agent.

The San Diego Padres signed Tyron Guerrero as an amateur free agent.

The Seattle Mariners traded Carlos Silva and cash to the Chicago Cubs for Milton Bradley.

The Chicago White Sox traded players to be named later to the Los Angeles Dodgers for Juan Pierre. The Chicago White Sox sent John Ely (December 18, 2009) and Jon Link (December 18, 2009) to the Los Angeles Dodgers to complete the trade.

The Chicago White Sox selected Freddy Dolsi off waivers from the Detroit Tigers.

The Houston Astros signed Reggie Abercrombie as a free agent.

The Cincinnati Reds signed Wes Bankston as a free agent.

The Chicago Cubs signed Andrés Blanco as a free agent.

The Houston Astros signed Aaron Boone as a free agent.

The Baltimore Orioles signed Melvin Dorta as a free agent.

The Milwaukee Brewers signed Chris Duffy as a free agent.

The San Francisco Giants signed Jesse Foppert as a free agent.

The Baltimore Orioles signed Dave Krynzel as a free agent.

The Toronto Blue Jays signed Jason Lane as a free agent.

The Baltimore Orioles signed Chad Moeller as a free agent.

The Kansas City Royals signed Tommy Murphy as a free agent.

The Washington Nationals signed Corey Patterson as a free agent.

The Chicago White Sox signed Brad Salmon as a free agent.

The Washington Nationals signed Jorge Sosa as a free agent.

The Kansas City Royals signed Óscar Villarreal as a free agent.

The Pittsburgh Pirates signed T.J. Beam as a free agent.

The Cincinnati Reds signed Jolbert Cabrera as a free agent.

The Florida Marlins signed Jorge Cantú as a free agent.

The Baltimore Orioles signed Cory Doyne as a free agent.

The Los Angeles Dodgers signed Chris Fussell as a free agent.

The San Diego Padres signed Tadahito Iguchi as a free agent.

The Los Angeles Dodgers signed Mike Koplove as a free agent.

The Houston Astros signed Chad Paronto as a free agent.

The Arizona Diamondbacks signed Tim Raines Jr. as a free agent.

The Boston Red Sox signed Michael Tejera as a free agent.

The New York Mets signed Matt Wise as a free agent.

The Baltimore Orioles signed Chris Gomez as a free agent.

The Washington Nationals signed Ray King as a free agent.

The Atlanta Braves signed Fernando Lunar as a free agent.

The Pittsburgh Pirates signed Jason Roach as a free agent.

The Washington Nationals traded José Vidro and cash to the Seattle Mariners for Emiliano Fruto and Chris Snelling.

The Colorado Rockies signed Danny Ardoin as a free agent.

The Colorado Rockies signed Tim Olson as a free agent.

The Cleveland Indians signed Chad Zerbe as a free agent.

The New York Yankees released Dane De La Rosa.

The St. Louis Cardinals traded Daric Barton, Kiko Calero and Dan Haren to the Oakland Athletics for Mark Mulder.

The Los Angeles Dodgers signed Wilson Álvarez as a free agent.

The Toronto Blue Jays signed Miguel Batista as a free agent.

The Minnesota Twins signed Henry Blanco as a free agent.

The Detroit Tigers signed Mike Difelice as a free agent.

The Houston Astros signed Tony Fiore as a free agent.

The New York Mets signed John Franco as a free agent.

The Texas Rangers signed Brad Fullmer as a free agent.

The Kansas City Royals signed Wilton Guerrero as a free agent.

The Philadelphia Phillies signed Roberto Hernández as a free agent.

The Chicago Cubs signed Todd Hollandsworth as a free agent.

The Florida Marlins signed Delvin James as a free agent.

The Boston Red Sox signed Brett Jodie as a free agent.

The Chicago Cubs signed Jalal Leach as a free agent.

The Detroit Tigers signed Al Levine as a free agent.

The Tampa Bay Devil Rays signed Rich Loiselle as a free agent.

The Arizona Diamondbacks signed Brent Mayne as a free agent.

The St. Louis Cardinals signed Jeff Suppan as a free agent.

The Baltimore Orioles signed Miguel Tejada as a free agent.

The San Diego Padres signed Ismael Valdez as a free agent.

The New York Yankees traded Chris Hammond and cash to the Oakland Athletics for Eduardo Sierra (minors) and J.T. Stotts (minors).

The Cleveland Indians signed Casey Blake as a free agent.

The Houston Astros signed Kirk Bullinger as a free agent.

The Atlanta Braves signed Paul Byrd as a free agent.

The Kansas City Royals signed Buddy Carlyle as a free agent.

The Cincinnati Reds signed Jim Chamblee as a free agent.

The St. Louis Cardinals signed Cal Eldred as a free agent.

The St. Louis Cardinals signed Joe Girardi as a free agent.

The Texas Rangers signed Doug Glanville as a free agent.

The Boston Red Sox signed Damian Jackson as a free agent.

The Houston Astros signed Jeff Kent as a free agent.

The Tampa Bay Devil Rays signed Brian Lesher as a free agent.

The Cincinnati Reds signed Travis Miller as a free agent.

The Tampa Bay Devil Rays signed Brian O'Connor as a free agent.

The St. Louis Cardinals signed Kevin Ohme as a free agent.

The Tampa Bay Devil Rays signed Héctor Ortiz as a free agent.

The St. Louis Cardinals signed Lance Painter as a free agent.

The Cincinnati Reds signed Scott Randall as a free agent.

The Kansas City Royals signed Brian Rose as a free agent.

The Pittsburgh Pirates signed Matt Stairs as a free agent.

The Detroit Tigers signed Matt Walbeck as a free agent.

The Arizona Diamondbacks released José Mercedes.

The Pittsburgh Pirates released Tike Redman.

The Boston Red Sox signed Carlos Baerga as a free agent.

The Arizona Diamondbacks signed Danny Bautista as a free agent.

The San Diego Padres signed Matt DeWitt as a free agent.

The New York Yankees signed Jason Giambi as a free agent.

The Texas Rangers signed Geremi González as a free agent.

The Arizona Diamondbacks signed José Guillén as a free agent.

The New York Yankees signed Sterling Hitchcock as a free agent.

The Kansas City Royals signed Chuck Knoblauch as a free agent.

The Toronto Blue Jays signed Brian Lesher as a free agent.

The St. Louis Cardinals signed Tino Martinez as a free agent.

The Cleveland Indians signed Dave Maurer as a free agent.

The Toronto Blue Jays signed Chad Mottola as a free agent.

The Cleveland Indians signed Heath Murray as a free agent.

The Milwaukee Brewers signed Jesús Peña as a free agent.

The Toronto Blue Jays signed Chris Peters as a free agent.

The San Francisco Giants signed Jason Schmidt as a free agent.

The New York Yankees traded Bernie Castro to the San Diego Padres for Kevin Reese.

The Texas Rangers traded Dave Elder to the Cleveland Indians for John Rocker.

The Cincinnati Reds traded Pokey Reese and Dennys Reyes to the Colorado Rockies for Luke Hudson and Gabe White.

The Chicago White Sox signed Sandy Alomar as a free agent.

The Chicago Cubs signed Jason Bere as a free agent.

The Los Angeles Dodgers signed Jeff Branson as a free agent.

The Florida Marlins signed Charles Johnson as a free agent.

The Boston Red Sox signed Allen McDill as a free agent.

The Kansas City Royals signed Jon Nunnally as a free agent.

The Houston Astros signed Chris Tremie as a free agent.

The Baltimore Orioles traded Jesse Garcia to the Atlanta Braves for Steve Sisco.

The Seattle Mariners selected Jason Grabowski off waivers from the Texas Rangers.

The New York Yankees signed Tom Pagnozzi as a free agent.

The Atlanta Braves signed Pedro Swann as a free agent.

The Seattle Mariners signed Kazuhiro Sasaki as an amateur free agent.

The Colorado Rockies signed Jeff Barry as a free agent.

The Colorado Rockies signed Henry Blanco as a free agent.

The Anaheim Angels signed Toby Borland as a free agent.

The San Diego Padres signed Frank Charles as a free agent.

The Boston Red Sox signed Brian Daubach as a free agent.

The Arizona Diamondbacks signed Steve Finley as a free agent.

The Tampa Bay Devil Rays signed Mark Hutton as a free agent.

The Tampa Bay Devil Rays signed Jesse Levis as a free agent.

The San Diego Padres signed Shane Mack as a free agent.

The New York Mets signed Josías Manzanillo as a free agent.

The Detroit Tigers signed Dave McCarty as a free agent.

The New York Mets signed Craig Paquette as a free agent.

The Colorado Rockies signed J.R. Phillips as a free agent.

The Detroit Tigers signed Luis Polonia as a free agent.

The Philadelphia Phillies signed Tom Prince as a free agent.

The Minnesota Twins signed Gary Rath as a free agent.

The Pittsburgh Pirates signed Pete Schourek as a free agent.

The Colorado Rockies signed Terry Shumpert as a free agent.

The Colorado Rockies signed Jim Tatum as a free agent.

Héctor Almonte of the Florida Marlins granted free agency.

Tim Young of the Montreal Expos granted free agency.

Free agent signing of Kevin Foster by the Cincinnati Reds voided.

The Pittsburgh Pirates released Tim Laker.

The Milwaukee Brewers released Marc Newfield.

The Anaheim Angels traded a player to be named later to the St. Louis Cardinals for Mark Petkovsek. The Anaheim Angels sent Matt Garrick (minors) (December 18, 1998) to the St. Louis Cardinals to complete the trade.

The Milwaukee Brewers selected Lou Collier off waivers from the Pittsburgh Pirates.

The Montreal Expos selected Manny Martínez off waivers from the Pittsburgh Pirates.

The Pittsburgh Pirates signed Steve Bieser as a free agent.

The Arizona Diamondbacks signed Scott Brow as a free agent.

The Pittsburgh Pirates signed Terry Burrows as a free agent.

The Cleveland Indians signed Rheal Cormier as a free agent.

The Chicago Cubs signed Micah Franklin as a free agent.

The Arizona Diamondbacks signed Greg Hansell as a free agent.

The Arizona Diamondbacks signed Barry Manuel as a free agent.

The Tampa Bay Devil Rays signed Josías Manzanillo as a free agent.

The Pittsburgh Pirates signed Jeff McCurry as a free agent.

The St. Louis Cardinals signed Rusty Meacham as a free agent.

The New York Yankees signed Scott Pose as a free agent.

The Atlanta Braves traded a player to be named later to the Minnesota Twins for Greg Myers. The Atlanta Braves sent Steve Hacker (minors) (December 18, 1997) to the Minnesota Twins to complete the trade.

The Boston Red Sox traded a player to be named later and Carl Pavano to the Montreal Expos for Pedro Martínez. The Boston Red Sox sent Tony Armas (December 18, 1997) to the Montreal Expos to complete the trade.

The Florida Marlins traded Dennis Cook to the New York Mets for Fletcher Bates (minors) and Scott Comer (minors).

The New York Mets signed Brian Bohanon as a free agent.

The Cleveland Indians signed Chad Curtis as a free agent.

The Atlanta Braves signed Mark Lemke as a free agent.

The Anaheim Angels signed Eddie Murray as a free agent.

The Seattle Mariners signed Brian Raabe as a free agent.

The Toronto Blue Jays signed Juan Samuel as a free agent.

The Minnesota Twins signed Greg Swindell as a free agent.

The Montreal Expos signed Anthony Telford as a free agent.

The Baltimore Orioles signed Jerome Walton as a free agent.

The Baltimore Orioles signed Lenny Webster as a free agent.

The Tampa Bay Devil Rays signed Matt Williams as a free agent.

The California Angels signed Todd Frohwirth as a free agent.

The St. Louis Cardinals signed Gary Gaetti as a free agent.

The Baltimore Orioles signed Roger McDowell as a free agent.

The Colorado Rockies signed Jeff Reed as a free agent.

The San Diego Padres signed Bob Tewksbury as a free agent.

The Milwaukee Brewers released Bob Scanlan.

The Toronto Blue Jays traded Edwin Hurtado and Paul Menhart to the Seattle Mariners for Miguel Cairo and Bill Risley.

The New York Yankees signed Rafael Quirico as a free agent.

The Texas Rangers signed Billy Ripken as a free agent.

The Philadelphia Phillies signed Larry Andersen as a free agent.

The Texas Rangers signed Rob Ducey as a free agent.

The California Angels signed Rene Gonzales as a free agent.

The St. Louis Cardinals signed Paul Kilgus as a free agent.

The New York Mets signed Joe Orsulak as a free agent.

The Baltimore Orioles signed Steve Searcy as a free agent.

The Chicago Cubs signed Tommy Shields as a free agent.

The Chicago Cubs signed Willie Wilson as a free agent.

Doug Dascenzo of the Chicago Cubs granted free agency.

Ken Patterson of the Chicago Cubs granted free agency.

Doug Strange of the Chicago Cubs granted free agency.

Jerome Walton of the Chicago Cubs granted free agency.

The Houston Astros selected Chris Donnels off waivers from the Florida Marlins.

The St. Louis Cardinals signed Mike Cook as a free agent.

The Toronto Blue Jays signed Jack Morris as a free agent.

The Philadelphia Phillies signed Mickey Weston as a free agent.

The Philadelphia Phillies signed Mitch Williams as a free agent.

The Atlanta Braves signed Rafael Belliard as a free agent.

The Minnesota Twins signed Randy Bush as a free agent.

The Chicago Cubs released Bill Long.

The Minnesota Twins traded a player to be named later and Johnny Ard (minors) to the San Francisco Giants for Steve Bedrosian. The Minnesota Twins sent Jimmy Williams (minors) (December 18, 1990) to the San Francisco Giants to complete the trade.

The Seattle Mariners signed Vance Lovelace as a free agent.

The New York Yankees signed Wayne Tolleson as a free agent.

The Kansas City Royals signed Nick Capra as a free agent.

The Baltimore Orioles signed Kevin Hickey as a free agent.

The Montreal Expos signed Rex Hudler as a free agent.

The Montreal Expos signed Dennis Martínez as a free agent.

The Philadelphia Phillies signed David Palmer as a free agent.

The New York Yankees released Rich Bordi.

The Minnesota Twins traded a player to be named later to the Boston Red Sox for Don Baylor. The Minnesota Twins sent Enrique Rios (minors) (December 18, 1987) to the Boston Red Sox to complete the trade.

The Texas Rangers signed Mike Jeffcoat as a free agent.

The Chicago White Sox signed Clemente Álvarez as an amateur free agent.

The Kansas City Royals released Mike Brewer.

The San Diego Padres released Dave LaPoint.

The San Diego Padres released Graig Nettles.

The Chicago White Sox traded a player to be named later and Gene Nelson to the Oakland Athletics for Donnie Hill. The Chicago White Sox sent Bruce Tanner (December 18, 1986) to the Oakland Athletics to complete the trade.

The St. Louis Cardinals released Steve Braun.

The San Francisco Giants traded Rob Deer to the Milwaukee Brewers for Dean Freeland (minors) and Eric Pilkington (minors).

The Houston Astros traded César Cedeño to the Cincinnati Reds for Ray Knight.

The Texas Rangers signed Bob Jones as a free agent.

The Texas Rangers signed Bill Stein as a free agent.

The Philadelphia Phillies released Jack Kucek.

The Oakland Athletics released Billy Grabarkewitz.

The Baltimore Orioles signed Bryn Smith as an amateur free agent.

The Chicago White Sox traded a player to be named later, Ken Frailing, Steve Stone and Steve Swisher to the Chicago Cubs for Ron Santo. The Chicago White Sox sent Jim Kremmel (December 18, 1973) to the Chicago Cubs to complete the trade.

The Oakland Athletics released Orlando Cepeda.

The Philadelphia Phillies traded Byron Browne to the St. Louis Cardinals for Keith Lampard.

The New York Yankees traded Mickey Scott and cash to the Chicago White Sox for Pete Ward.

The Cincinnati Reds released Harry Anderson. (Date given is approximate. Exact date is uncertain.)

The San Francisco Giants released Wes Westrum.

The Chicago White Sox released Bob Elliott.

The Boston Red Sox released Dolph Camilli.

The Detroit Tigers selected Eric McNair off waivers from the Chicago White Sox.

The Philadelphia Phillies purchased Hersh Martin from the St. Louis Cardinals.

The Cleveland Indians purchased Blondy Ryan from the New York Yankees.

The Chicago White Sox released Milt Gaston.

Columbus (American Association) purchased Sheriff Blake from the Philadelphia Phillies.

The St. Louis Cardinals selected Tony Kaufmann off waivers from the New York Giants.

Ralph Miller refused to report to his new team. (Date given is approximate. Exact date is uncertain.)

The New York Giants returned Hank Schreiber to Indianapolis (American Association) as part of a conditional deal. (Date given is approximate. Exact date is uncertain.)

The New York Giants selected Ed Sicking off waivers from the Cincinnati Reds.

The New York Giants sent Ed Sicking (December 18, 1920) and Doug Baird (October 3, 1920) to Indianapolis (American Association) to complete the trade. (Date given is approximate. Exact date is uncertain.)

The New York Yankees signed George Halas as a free agent.

The New York Yankees traded Ray Caldwell, Frank Gilhooley, Slim Love, Roxy Walters and $15,000 to the Boston Red Sox for Dutch Leonard, Duffy Lewis and Ernie Shore.