Transactions listed are from November 1 of previous year to April 1 of the following year.
The Pittsburgh Pirates traded Dick Bartell to the Philadelphia Phillies for Tommy Thevenow and Claude Willoughby.
The Boston Braves selected Al Bool off waivers from the Pittsburgh Pirates.
The Cincinnati Reds traded Marty Callaghan, Pat Crawford and cash to Hollywood (PCL) for Mickey Heath.
The New York Yankees purchased Julie Wera from Jersey City (International).
The New York Yankees traded Jack Hopkins (minors), Ken Holloway and cash to Baltimore (International) for Thomas Patten (minors) and Jim Weaver.
Portland (PCL) traded Herb Lahti (minors) to the Philadelphia Athletics for Ossie Orwoll and Homer Summa.
Indianapolis (American Association) traded Oral Hildebrand to the Cleveland Indians for Les Barnhart, Zeke Bonura and Ed Montague.
Baltimore (International) purchased Bernie James from the Boston Braves.
The New York Yankees purchased Cy Perkins from the Philadelphia Athletics.
The Boston Red Sox purchased Muddy Ruel from the Washington Senators.
The Philadelphia Phillies signed Bob Adams as an amateur free agent.
The New York Yankees traded a player to be named later and 3 players to San Francisco (PCL) for a player to be named later and Frankie Crosetti. The New York Yankees sent Julie Wera (1931) to San Francisco (PCL) to complete the trade.
The Cincinnati Reds selected Clyde Beck off waivers from the Chicago Cubs.
The Philadelphia Athletics selected Johnnie Heving off waivers from the Boston Red Sox.
The Pittsburgh Pirates selected Bill Regan off waivers from the Boston Red Sox.
The Washington Senators selected Harry Rice off waivers from the New York Yankees.
The Boston Braves purchased Pat Veltman from New Haven (Eastern).
Oakland (PCL) traded Ernie Lombardi to the Brooklyn Robins for Hank DeBerry and Eddie Moore.
The Cleveland Indians released Joe Sewell.
Toledo (American Association) purchased Johnny Cooney from the Boston Braves.
The New York Yankees signed Joe Sewell as a free agent.
The Pittsburgh Pirates purchased Eddie Phillips from the Philadelphia Athletics.
The Boston Braves purchased Ken Jones from Reading (International).
The Chicago White Sox traded $22000 and 2 players to Louisville (American Association) for Mel Simons.
The Chicago Cubs released George Kelly.
The Philadelphia Athletics purchased Phil Todt from the Boston Red Sox.
The Cincinnati Reds selected Edd Roush off waivers from the New York Giants.
Kansas City (American Association) purchased Bobo Newsom from the Brooklyn Robins. (Date given is approximate. Exact date is uncertain.)
The Chicago White Sox purchased Lu Blue from the St. Louis Browns for $15,000.
The Cleveland Indians purchased Moe Berg from the Chicago White Sox.
The Boston Braves selected Urbane Pickering off waivers from the New York Giants.
Newark (International) purchased Hub Pruett from the New York Giants.
The Cincinnati Reds selected Cliff Heathcote off waivers from the Chicago Cubs.
The Cincinnati Reds traded Mickey Heath to the Brooklyn Robins for Harvey Hendrick.
The Cleveland Indians traded Lew Fonseca to the Chicago White Sox for Willie Kamm.
The Boston Braves purchased Ray Moss from the Brooklyn Robins.
The Boston Braves selected Bill Hunnefield off waivers from the Cleveland Indians.
The Chicago Cubs traded Earl Grace and cash to the Pittsburgh Pirates for Rollie Hemsley.
The Boston Braves signed Johnny Scalzi as an amateur free agent.
The St. Louis Cardinals traded Taylor Douthit to the Cincinnati Reds for Wally Roettger.
The St. Louis Cardinals selected Jake Flowers off waivers from the Brooklyn Robins.
The New York Giants purchased Pat Veltman from the Boston Braves.
St Paul (American Association) traded Johnny Murphy, Jack Saltzgaver and cash and 2 players to be named to the New York Yankees for . The New York Yankees sent Jimmie Reese (November 12, 1931) to St Paul (American Association) to complete the trade.
The Detroit Tigers released Wally Schang.
The Philadelphia Athletics purchased Waite Hoyt from the Detroit Tigers.
The New York Giants selected Bill Hunnefield off waivers from the Boston Braves.
The Boston Braves purchased Billy Urbanski from Montreal (International).
The Washington Senators purchased Monte Weaver from Baltimore (International) for $25,000.
The St. Louis Browns selected Garland Braxton off waivers from the Chicago White Sox.
The Philadelphia Phillies selected Sheriff Blake off waivers from the Chicago Cubs.
The Detroit Tigers purchased George Quellich from Reading (International).
Baltimore (International) purchased Harry Rice from the Washington Senators.
The Washington Senators traded Pinky Hargrave and Buck Jordan to Baltimore (International) for Johnny Gill.
The St. Louis Cardinals selected Ray Moss off waivers from the Boston Braves.
The Chicago Cubs purchased Billy Herman from Louisville (American Association) for $50,000.
Indianapolis (American Association) traded Len Koenecke to the New York Giants for . The New York Giants sent Johnny Cooney (November 5, 1931), Joe Heving (November 5, 1931), Jack Berly (November 5, 1931) and Harry Rosenberg (November 5, 1931) to Indianapolis (American Association) to complete the trade.
Newark (International) purchased George Quellich from the Detroit Tigers.
The Detroit Tigers traded Marty McManus to the Boston Red Sox for Muddy Ruel.
The Boston Braves drafted Huck Betts from St Paul (American Association) in the 1931 rule 5 draft.
The Chicago Cubs drafted Marv Gudat from Columbus (American Association) in the 1931 rule 5 draft.
The Boston Braves drafted Pinky Hargrave from Baltimore (International) in the 1931 rule 5 draft.
The St. Louis Browns drafted Wes Kingdon from Chattanooga (Southern Association) in the 1931 rule 5 draft.
The Philadelphia Phillies drafted George Knothe from New Orleans (Southern Association) in the 1931 rule 5 draft.
The Boston Braves drafted Leo Mangum from Newark (International) in the 1931 rule 5 draft.
The Cincinnati Reds drafted Clyde Manion from Milwaukee (American Association) in the 1931 rule 5 draft.
The Chicago Cubs drafted Bobo Newsom from Little Rock (Southern Association) in the 1931 rule 5 draft.
The Chicago White Sox drafted Carey Selph from the St. Louis Cardinals in the 1931 rule 5 draft.
The Philadelphia Phillies drafted Al Todd from Dallas (Texas) in the 1931 rule 5 draft.
The Cleveland Indians released Moe Berg. (Date given is approximate. Exact date is uncertain.)
Milwaukee (American Association) traded Art Shires to the Boston Braves for Al Bool.
The Boston Braves purchased Bill Akers from Kansas City (American Association).
The St. Louis Cardinals traded Burleigh Grimes to the Chicago Cubs for Bud Teachout and Hack Wilson.
The Cincinnati Reds purchased Wally Roettger from the St. Louis Cardinals.
The New York Yankees purchased Johnny Neun from the Boston Braves.
The Cincinnati Reds traded Nick Cullop and cash to the St. Louis Cardinals for Andy High.
The Chicago White Sox traded Bob Weiland to the Boston Red Sox for Milt Gaston.
The Washington Senators traded Bump Hadley, Jackie Hayes and Sam Jones to the Chicago White Sox for John Kerr and Carl Reynolds.
Seattle (PCL) traded Fritz Knothe to the Boston Braves for Bill Dreesen and Hal Haid.
The Chicago Cubs purchased Earl Sheely from the Boston Braves.
The Chicago Cubs selected Lance Richbourg off waivers from the Boston Braves.
Toledo (American Association) purchased Johnny Cooney from the New York Giants.
The Boston Braves signed Ray Mueller as an amateur free agent.
The New York Yankees obtained Hub Pruett from Newark (International) as part of a minor league working agreement.
Nashville (Southern Association) traded Joe Cicero to the Cincinnati Reds for Johnny Gooch.
The New York Yankees traded George Quellich, Myles Thomas and cash to Hollywood (PCL) for Jesse Hill.
The Brooklyn Dodgers released Rube Bressler.
The Brooklyn Dodgers released Dolf Luque.
The Brooklyn Dodgers traded Bob Parham (minors) and $45,000 to the St. Louis Cardinals for Hack Wilson.
The St. Louis Cardinals purchased Hod Ford from the Cincinnati Reds.
The Pittsburgh Pirates traded Bob Osborn and Eddie Phillips to Kansas City (American Association) for Bill Swift.
Fort Worth (Texas) purchased George Grant from the Pittsburgh Pirates.
Mission (PCL) purchased Jim Mosolf from the Pittsburgh Pirates.
The Cincinnati Reds purchased George Grantham from the Pittsburgh Pirates.
The Philadelphia Athletics released Waite Hoyt.
The Philadelphia Phillies released John Milligan.
The New York Giants signed Dolf Luque as a free agent.
The Brooklyn Dodgers signed Waite Hoyt as a free agent.
The Cincinnati Reds traded Tony Cuccinello, Joe Stripp and Clyde Sukeforth to the Brooklyn Dodgers for Wally Gilbert, Babe Herman and Ernie Lombardi.
The Boston Braves purchased Freddy Leach from the New York Giants for $10,000.