2019 Transactions
| # | DATE | ADD/DEL | PLAYER | POS | TO | FROM |
|---|---|---|---|---|---|---|
| 1 | 4/4 | DEL | Wynton Bernard | OF | Injured List | Iowa Cubs |
| 2 | 4/4 | DEL | Alberto Baldonado | P | Injured List | Iowa Cubs |
| 3 | 4/6 | DEL | Kyle Ryan | P | Chicago Cubs | Iowa Cubs |
| 4 | 4/6 | DEL | Allen Webster | P | Chicago Cubs | Iowa Cubs |
| 5 | 4/6 | ADD | Brad Markey | P | Iowa Cubs | Eugene Emeralds |
| 6 | 4/6 | ADD | Ryan Williams | P | Iowa Cubs | Eugene Emeralds |
| 7 | 4/8 | ADD | Trevor Clifton | P | Iowa Cubs | Extended Spring |
| 8 | 4/8 | ADD | Carl Edwards Jr. | P | Iowa Cubs | Chicago Cubs |
| 9 | 4/8 | DEL | Brad Markey | P | Injured List (retro to 4/7) | Iowa Cubs |
| 10 | 4/8 | DEL | Ryan Williams | P | Injured List | Iowa Cubs |
| 11 | 4/10 | DEL | Tim Collins | P | Injured List | Iowa Cubs |
| 12 | 4/10 | DEL | Cristhian Adames | INF | Injured List | Iowa Cubs |
| 13 | 4/10 | DEL | Zack Short | INF | Injured List | Iowa Cubs |
| 14 | 4/11 | ADD | Alberto Baldonado | P | Iowa Cubs | Injured List |
| 15 | 4/11 | ADD | Wynton Bernard | OF | Iowa Cubs | Injured List |
| 16 | 4/11 | ADD | Vimael Machin | INF | Iowa Cubs | Tennessee Smokies |
| 17 | 4/12 | DEL | Taylor Davis | C | Chicago Cubs | Iowa Cubs |
| 18 | 4/12 | ADD | Erick Castillo | C | Iowa Cubs | Tennessee Smokies |
| 19 | 4/14 | DEL | Brad Markey | P | Tennessee Smokies | Iowa Cubs(IL) |
| 20 | 4/17 | DEL | Erick Castillo | C | Tennesee Smokies | Iowa Cubs |
| 21 | 4/17 | ADD | Ian Rice | C | Iowa Cubs | Tennessee Smokies |
| 22 | 4/17 | DEL | Carl Edwards Jr. | P | Injured List(retro to 4/16) | Iowa Cubs |
| 23 | 4/17 | ADD | Alec Mills | P | Iowa Cubs | Extended Spring |
| 24 | 4/19 | DEL | Matt Carasiti | P | Temp. Inactive | Iowa Cubs |
| 25 | 4/20 | ADD | Ryan Williams | P | Iowa Cubs | Injured List |
| 26 | 4/21 | DEL | Alec Mills | P | Chicago Cubs | Iowa Cubs |
| 27 | 4/21 | ADD | Cristhian Adames | INF | Iowa Cubs | Injured List |
| 28 | 4/21 | ADD | Tony Barnette | P | Iowa Cubs (MLR) | Chicago Cubs (IL) |
| 29 | 4/24 | DEL | Zach Borenstein | OF | Released | Iowa Cubs |
| 30 | 4/24 | ADD | Addison Russell | INF | Iowa Cubs (MLR) | Chicago Cubs (Restricted List) |
| 31 | 4/24 | ADD | Carl Edwards Jr. | P | Iowa Cubs | Injured List |
| 32 | 4/26 | ADD | Alec Mills | P | Iowa Cubs | Chicago Cubs |
| 33 | 4/26 | ADD | Matt Carasiti | P | Iowa Cubs | Temp. Inactive |
| 34 | 4/26 | DEL | Vimael Machin | INF | Tennessee Smokies | Iowa Cubs |
| 35 | 4/26 | DEL | Dillon Maples | P | Chicago Cubs | Iowa Cubs |
| 36 | 4/28 | ADD | Mike Montgomery | P | Iowa Cubs (MLR) | Chicago Cubs (IL) |
| 37 | 4/28 | DEL | Duncan Robinson | P | Injured List (retro to 4/27) | Iowa Cubs |
| 38 | 4/28 | ADD | Tim Collins | P | Iowa Cubs | Chicago Cubs |
| 39 | 4/28 | DEL | Ryan Williams | P | Injured List | Iowa Cubs |
| 40 | 4/28 | ADD | Randy Rosario | P | Iowa Cubs | Chicago Cubs |
| 41 | 5/1 | DEL | Addison Russell | INF | End of MLR | Iowa Cubs |
| 42 | 5/2 | ADD | Addison Russell | INF | Iowa Cubs | Optioned following MLR |
| 43 | 5/2 | DEL | Cristhian Adames | INF | Injured List | Iowa Cubs |
| 44 | 5/3 | DEL | Tony Barnette | P | End of MLR | Iowa Cubs |
| 45 | 5/4 | ADD | Xavier Cedeno | P | Iowa Cubs (MLR) | Chicago Cubs (IL) |
| 46 | 5/6 | ADD | Jacob Hannemann | OF | Iowa Cubs | Extended Spring |
| 47 | 5/6 | DEL | Carl Edwards Jr. | P | Chicago Cubs | Iowa Cubs |
| 48 | 5/8 | ADD | Dillon Maples | P | Iowa Cubs | Chicago Cubs |
| 49 | 5/8 | DEL | Alberto Baldonado | P | Temp. Inactive | Iowa Cubs |
| 50 | 5/8 | DEL | Addison Russell | INF | Chicago Cubs | Iowa Cubs |
| 51 | 5/8 | DEL | Mike Montgomery | P | End of MLR) | Iowa Cubs |
| 52 | 5/9 | ADD | Robel Garcia | INF | Iowa Cubs | Tennesse Smokies |
| 53 | 5/11 | DEL | Xavier Cedeno | P | End of MLR | Iowa Cubs |
| 54 | 5/11 | ADD | Victor Caratini | C | Iowa Cubs (MLR) | Chicago Cubs (IL) |
| 55 | 5/12 | DEL | Brian Duensing | P | Injured List | Iowa Cubs |
| 56 | 5/12 | ADD | Junichi Tazawa | P | Iowa Cubs | Extended Spring |
| 57 | 5/16 | DEL | Victor Caratini | C | End of MLR | Iowa Cubs |
| 58 | 5/16 | DEL | Matt Carasiti | P | Injured List (retro to 5/14) | Iowa Cubs |
| 59 | 5/16 | ADD | Adbert Alzolay | P | Iowa Cubs | Myrtle Beach Pelicans |
| 60 | 5/18 | DEL | Ryan Williams | P | Released | Iowa Cubs |
| 61 | 5/18 | DEL | Alberto Baldonado | P | Released | Iowa Cubs |
| 62 | 5/18 | DEL | Ian Rice | C | Tennessee Smokies | Iowa Cubs |
| 63 | 5/18 | ADD | Taylor Davis | C | Iowa Cubs | Chicago Cubs |
| 64 | 5/22 | DEL | Rowan Wick | P | Chicago Cubs | Iowa Cubs |
| 65 | 5/22 | ADD | Matt Carasiti | P | Iowa Cubs | Injured List |
| 66 | 5/24 | DEL | James Norwood | P | Chicago Cubs | Iowa Cubs |
| 67 | 5/25 | DEL | Dillon Maples | P | Chicago Cubs | Iowa Cubs |
| 68 | 5/25 | DEL | Tim Collins | P | Chicago Cubs | Iowa Cubs |
| 69 | 5/25 | ADD | Rowan Wick | P | Iowa Cubs | Chicago Cubs |
| 70 | 5/26 | ADD | James Norwood | P | Iowa Cubs | Chicago Cubs |
| 71 | 5/27 | ADD | Mark Zagunis | OF | Iowa Cubs | Chicago Cubs |
| 72 | 5/27 | DEL | Jim Adduci | INF | Chicago Cubs | Iowa Cubs |
| 73 | 5/27 | ADD | Michael Rucker | P | Iowa Cubs | Tennessee Smokies |
| 74 | 5/28 | DEL | Dixon Machado | INF | Injured List | Iowa Cubs |
| 75 | 5/28 | ADD | Pedro Strop | P | Iowa Cubs (MLR) | Chicago Cubs (IL) |
| 76 | 5/28 | ADD | Luis Vazquez | INF | Iowa Cubs | Tennessee Smokies |
| 77 | 5/30 | DEL | Michael Rucker | P | Tennessee Smokies | Iowa Cubs |
| 78 | 5/30 | ADD | Tim Collins | P | Iowa Cubs | Chicago Cubs |
| 79 | 6/1 | ADD | Carlos Gonzalez | OF | Iowa Cubs | Signed a minor league contract assigned to Iowa Cubs |
| 80 | 6/1 | DEL | Johnny Field | OF | Injured List | Iowa Cubs |
| 81 | 6/1 | ADD | Tony Barnette | P | Iowa Cubs (MLR) | Chicago Cubs (IL) |
| 82 | 6/3 | DEL | Carlos Gonzalez | OF | Chicago Cubs | Iowa Cubs |
| 83 | 6/4 | DEL | Pedro Strop | P | End of MLR | Iowa Cubs |
| 84 | 6/4 | ADD | Erick Castillo | C | Iowa Cubs | Injured List |
| 85 | 6/5 | DEL | Erick Castillo | C | Injured List | Iowa Cubs |
| 86 | 6/5 | ADD | Dillon Maples | P | Iowa Cubs | Chicago Cubs |
| 87 | 6/6 | DEL | Matt Carasiti | P | Temp. Inactive | Iowa Cubs |
| 88 | 6/6 | ADD | Jim Adduci | INF | Iowa Cubs | Chicago Cubs (Waivers) |
| 89 | 6/7 | DEL | Matt Carasiti | P | Released | Temp. Inactive |
| 90 | 6/9 | ADD | Xavier Cedeno | P | Iowa Cubs (MLR) | Chicago Cubs (IL) |
| 91 | 6/10 | DEL | Mark Zagunis | OF | Injured List (retro to 6/8) | Iowa Cubs |
| 92 | 6/10 | ADD | Dixon Machado | INF | Iowa Cubs | Injured List |
| 93 | 6/11 | DEL | Luis Vazquez | INF | Eugene Emeralds | Iowa Cubs |
| 94 | 6/12 | ADD | Erick Castillo | C | Iowa Cubs | Injured List |
| 95 | 6/13 | DEL | Tim Collins | P | Chicago Cubs | Iowa Cubs |
| 96 | 6/14 | DEL | Rowan Wick | P | Chicago Cubs | Iowa Cubs |
| 97 | 6/14 | ADD | Mark Zagunis | INF | Iowa Cubs | Injured List |
| 98 | 6/16 | ADD | Danny Hultzen | P | Iowa Cubs | Extended Spring |
| 99 | 6/17 | DEL | Wynton Bernard | OF | Injured List | Iowa Cubs |
| 100 | 6/17 | ADD | Craig Brooks | P | Iowa Cubs | Tennessee Smokies |
| 101 | 6/18 | DEL | Trevor Clifton | P | Temp. Inactive | Iowa Cubs |
| 102 | 6/18 | ADD | Craig Kimbrel | P | Iowa Cubs | Signed by Chicago Cubs |
| 103 | 6/20 | DEL | Adbert Alzolay | P | Chicago Cubs | Iowa Cubs |
| 104 | 6/22 | ADD | Trevor Clifton | P | Iowa Cubs | Temp. Inactive |
| 105 | 6/23 | ADD | Tim Collins | P | Iowa Cubs | Chicago Cubs |
| 106 | 6/23 | DEL | Erick Castillo | C | Injured List | Iowa Cubs |
| 107 | 6/25 | DEL | Wynton Bernard | OF | Tennessee Smokies | Iowa Cubs |
| 108 | 6/25 | DEL | Dakota Mekkes | P | Injured List | Iowa Cubs |
| 109 | 6/25 | ADD | Rowan Wick | P | Iowa Cubs | Chicago Cubs |
| 110 | 6/26 | DEL | Craig Kimbrel | P | Chicago Cubs | Iowa Cubs |
| 111 | 6/26 | ADD | Jeffrey Passantino | P | Iowa Cubs | Myrtle Beach Pelicans |
| 112 | 6/28 | DEL | Danny Hultzen | P | Injured List | Iowa Cubs |
| 113 | 6/29 | DEL | Dillon Maples | P | Chicago Cubs | Iowa Cubs |
| 114 | 6/29 | DEL | Rowan Wick | P | Chicago Cubs | Iowa Cubs |
| 115 | 6/30 | ADD | Erick Castillo | C | Iowa Cubs | Injured List |
| 116 | 7/1 | ADD | Carl Edwards Jr. | P | Iowa Cubs (MLR) | Chicago Cubs (IL) |
| 117 | 7/2 | DEL | Randy Rosario | P | Chicago Cubs | Iowa Cubs |
| 118 | 7/2 | ADD | Dakota Mekkes | P | Iowa Cubs | Injured List |
| 119 | 7/3 | DEL | Robel Garcia | INF | Chicago Cubs | Iowa Cubs |
| 120 | 7/4 | DEL | Jeffrey Passantino | P | Tennessee Smokies | Iowa Cubs |
| 121 | 7/4 | ADD | Rowan Wick | P | Iowa Cubs | Chicago Cubs |
| 122 | 7/4 | ADD | Tyson Miller | P | Iowa Cubs | Tennessee Smokies |
| 123 | 7/4 | ADD | Zack Short | INF | Iowa Cubs | Tennessee Smokies |
| 124 | 7/4 | DEL | Cristhian Adames | INF | Released | Iowa Cubs (IL) |
| 125 | 7/5 | DEL | Jacob Hannemann | OF | Released | Iowa Cubs |
| 126 | 7/5 | ADD | Adbert Alzolay | P | Iowa Cubs | Chicago Cubs |
| 127 | 7/5 | ADD | Dillon Maples | P | Iowa Cubs | Chicago Cubs |
| 128 | 7/11 | DEL | Junichi Tazawa | P | Released | Iowa Cubs |
| 129 | 7/11 | ADD | P.J. Higgins | C | Iowa Cubs | Tennessee Smokies |
| 130 | 7/11 | DEL | Xavier Cedeno | P | AZL Cubs 2 | Iowa Cubs (MLR) |
| 131 | 7/14 | ADD | Xavier Cedeno | P | Iowa Cubs (MLR) | AZL Cubs 2 |
| 132 | 7/16 | DEL | Alec Mills | P | Chicago Cubs | Iowa Cubs |
| 133 | 7/17 | ADD | Danny Hultzen | P | Iowa Cubs | Injured List |
| 134 | 7/18 | DEL | Francisco Arcia | C | Released | Iowa Cubs |
| 135 | 7/18 | DEL | Xavier Cedeno | P | End of MLR | Iowa Cubs |
| 136 | 7/19 | ADD | Johnny Field | OF | Iowa Cubs | Injured List |
| 137 | 7/19 | DEL | Adbert Alzolay | P | Injured List | Iowa Cubs |
| 138 | 7/19 | DEL | Carl Edwards Jr. | P | (End of MLR) | Iowa Cubs |
| 139 | 7/20 | ADD | Randy Rosario | P | Iowa Cubs | Chicago Cubs |
| 140 | 7/22 | DEL | Rowan Wick | P | Chicago Cubs | Iowa Cubs |
| 141 | 7/23 | DEL | Tim Collins | P | Chicago Cubs | Iowa Cubs |
| 142 | 7/23 | ADD | Cole Hamels | P | Iowa Cubs (MLR) | Chicago Cubs (IL) |
| 143 | 7/24 | ADD | Carl Edwards Jr. | P | Iowa Cubs | Chicago Cubs |
| 144 | 7/25 | ADD | Alec Mills | P | Iowa Cubs | Chicago Cubs |
| 145 | 7/26 | DEL | Ian Happ | UTL | Chicago Cubs | Iowa Cubs |
| 146 | 7/27 | ADD | Addison Russell | INF | Iowa Cubs | Chicago Cubs |
| 147 | 7/30 | DEL | Duane Underwood Jr. | P | Chicago Cubs | Iowa Cubs |
| 148 | 7/31 | DEL | Carl Edwards Jr. | P | San Diego Padres (Trade) | Iowa Cubs |
| 149 | 7/31 | ADD | Duane Underwood Jr. | P | Iowa Cubs | Chicago Cubs |
| 150 | 8/1 | DEL | Trevor Clifton | P | IL (Retro to 7/29) | Iowa Cubs |
| 151 | 8/2 | ADD | Robel García | INF | Iowa Cubs | Chicago Cubs |
| 152 | 8/2 | ADD | Brad Wieck | P | Iowa Cubs | Traded to Cubs, assigned to Iowa |
| 153 | 8/3 | ADD | Adbert Alzolay | P | Iowa Cubs | Injured List |
| 154 | 8/3 | DEL | Cole Hamels | P | Chicago Cubs (End of MLR) | Iowa Cubs |
| 155 | 8/3 | DEL | Dakota Mekkes | P | Temp. Inactive | Iowa Cubs |
| 156 | 8/4 | DEL | Taylor Davis | C | Chicago Cubs | Iowa Cubs |
| 157 | 8/5 | ADD | Matteo Bocchi | P | Iowa Cubs | Eugene Emeralds |
| 158 | 8/5 | DEL | Duane Underwood Jr. | P | Chicago Cubs | Iowa Cubs |
| 159 | 8/7 | DEL | Matteo Bocchi | P | Eugene Emeralds | Iowa Cubs |
| 160 | 8/8 | ADD | Chih-Wei Hu | P | Iowa Cubs | Signed by Chicago, assigned to Iowa |
| 161 | 8/8 | DEL | Brad Wieck | P | Temp. Inactive | Iowa Cubs |
| 162 | 8/9 | ADD | Trevor Clifton | P | Iowa Cubs | Injured List |
| 163 | 8/9 | DEL | Alec Mills | P | Chicago Cubs | Iowa Cubs |
| 164 | 8/10 | ADD | Taylor Davis | C | Iowa Cubs | Chicago Cubs |
| 165 | 8/10 | DEL | Dillon Maples | P | Chicago Cubs | Iowa Cubs |
| 166 | 8/11 | ADD | Wyatt Short | P | Iowa Cubs | Tennessee Smokies |
| 167 | 8/11 | DEL | Erick Castillo | C | Injured List | Iowa Cubs |
| 168 | 8/13 | DEL | Craig Brooks | P | Injured List | Iowa Cubs |
| 169 | 8/13 | ADD | Dillon Maples | P | Iowa Cubs | Chicago Cubs |
| 170 | 8/15 | DEL | James Norwood | P | Chicago Cubs | Iowa Cubs |
| 171 | 8/15 | ADD | Ben Zobrist | INF | Iowa Cubs (MLR) | Myrtle Beach |
| 172 | 8/16 | DEL | Addison Russell | INF | Chicago Cubs | Iowa Cubs |
| 173 | 8/16 | ADD | Brad Wieck | P | Iowa Cubs | Temp. Inactive |
| 174 | 8/16 | ADD | James Norwood | P | Iowa Cubs | Chicago Cubs |
| 175 | 8/16 | DEL | Danny Hultzen | P | IL (retro to 8/14) | Iowa Cubs |
| 176 | 8/17 | DEL | Zack Short | INF | Tennessee Smokies | Iowa Cubs |
| 177 | 8/17 | DEL | Mark Zagunis | OF | Chicago Cubs | Iowa Cubs |
| 178 | 8/17 | ADD | Albert Almora Jr | OF | Iowa Cubs | Chicago Cubs |
| 179 | 8/17 | ADD | Daniel Descalso | INF | Iowa Cubs (MLR) | Chicago Cubs (IL) |
| 180 | 8/18 | ADD | Alec Mills | P | Iowa Cubs | Chicago Cubs |
| 181 | 8/18 | ADD | Craig Brooks | P | Iowa Cubs | Injured List |
| 182 | 8/19 | DEL | Ben Zobrist | INF | End of MLR | Iowa Cubs |
| 183 | 8/19 | DEL | Chih-Wei-Hu | P | Tennessee Smokies | Iowa Cubs |
| 184 | 8/19 | ADD | Duane Underwood Jr. | P | Iowa Cubs | Chicago Cubs |
| 185 | 8/20 | DEL | Craig Brooks | P | Temp. Inactive | Iowa Cubs |
| 186 | 8/20 | ADD | David Bote | INF | Iowa Cubs | Chicago Cubs |
| 187 | 8/21 | DEL | Alex Wilson | P | Temp. Inactive | Iowa Cubs |
| 188 | 8/22 | ADD | Mark Zagunis | OF | Iowa Cubs | Chicago Cubs |