| Date | Player | Pos. | Transaction |
| 7/24 | Joey Gathright | CF | Placed on 15-Day DL, (Bruised right shoulder) |
| 7/24 | Mitch Maier | LF | Called Up from Minors |
| 7/22 | Jimmy Gobble | P | Placed on 15-Day DL, (Strained lower back) |
| 7/22 | Joel Peralta | P | Called Up from Minors |
| 7/21 | Joel Peralta | P | Sent to Minors |
| 7/21 | Leo Nunez | P | Removed From 15-Day DL, (Strained right lat) |
| 7/21 | Leo Nunez | P | Recalled From Minors, Rehab Assignment |
| 7/17 | Hideo Nomo | P | Retired |
| 7/15 | John Bale | P | Sent to Minors, For Rehabilitation |
| 7/12 | Jose Capellan | P | Signed to a Minor League Contract |
| 7/11 | Ryan Braun | P | Called Up from Minors |
| 7/11 | Ryan Braun | P | Placed on 60-Day DL, (Recovery from right elbow surgery) |
| 7/11 | Josh Newman | P | Acquired Off Waivers From, Colorado |
| 7/11 | Josh Newman | P | Sent to Minors |
| 7/7 | Leo Nunez | P | Sent to Minors, For Rehabilitation |
| 7/4 | Cory Aldridge | | Signed to a Minor League Contract |
| 6/28 | Alberto Callaspo | SS | Placed on 15-Day DL, (Unspecified medical condition) |
| 6/28 | Billy Butler | 1B | Called Up from Minors |
| 6/25 | Yasuhiko Yabuta | P | Sent to Minors |
| 6/24 | John Bale | P | Transferred to 60-Day DL, (Left shoulder tightness) |
| 6/24 | Robinson Tejeda | P | Acquired Off Waivers From, Texas |
| 6/23 | Joel Peralta | P | Called Up from Minors |
| 6/23 | Jeff Fulchino | P | Sent to Minors |
| 6/22 | Horacio Ramirez | P | Purchased From Minors |
| 6/22 | Carlos Rosa | P | Sent to Minors |
| 6/21 | Brett Tomko | P | Released |
| 6/12 | Brett Tomko | P | Designated for Assignment |
| 6/11 | Gookie Dawkins | 2B | Signed to a Minor League Contract |
| 6/8 | Joel Peralta | P | Sent to Minors |
| 6/8 | Jeff Fulchino | P | Purchased From Minors |
| 6/6 | Brayan Pena | C | Outrighted to Minors |
| 5/31 | Brayan Pena | C | Designated for Assignment |
| 5/31 | Kyle Davies | P | Called Up from Minors |
| 5/30 | Brayan Pena | C | Acquired Off Waivers From, Atlanta |
| 5/30 | Luke Hudson | P | Transferred to 60-Day DL, (Recovery from right shoulder surgery) |
| 5/30 | Neal Musser | P | Sent to Minors |
| 5/29 | Mike Aviles | SS | Purchased From Minors |
| 5/29 | Neal Musser | P | Called Up from Minors |
| 5/29 | Leo Nunez | P | Placed on 15-Day DL, (Strained right lat) |
| 5/29 | Billy Butler | 1B | Sent to Minors |
| 5/21 | Horacio Ramirez | P | Signed to a Minor League Contract |
| 5/19 | John Buck | C | Reinstated from Bereavement List |
| 5/19 | Matt Tupman | C | Sent to Minors |
| 5/17 | Joakim Soria | P | Signed, ( 2008-2011; Opt 2012-2014)(three-year extension) |
| 5/16 | John Buck | C | Placed on Bereavement List |
| 5/2 | Mike Maroth | P | Released |
| 4/29 | Hideo Nomo | P | Cleared Waivers and Became a Free Agent |
| 4/25 | Hideo Nomo | P | Released |
| 4/20 | Hideo Nomo | P | Designated for Assignment |
| 4/20 | Luke Hochevar | P | Called Up from Minors |
| 4/17 | John Bale | P | Placed on 15-Day DL, (Left shoulder tightness) |
| 4/17 | Joel Peralta | P | Called Up from Minors |
| 4/5 | Miguel Olivo | C | Reinstated From League Suspension |
| 4/5 | Hideo Nomo | P | Purchased From Minors |
| 3/31 | Miguel Olivo | C | Starting to Serve Suspension |
| 3/26 | Ramon Ramirez | P | Traded From, Colorado (for player to be named) |
| 3/26 | Jorge De La Rosa | P | Designated for Assignment |
| 3/26 | Kyle Davies | P | Sent to Minors |
| 3/23 | Luke Hochevar | P | Sent to Minors |
| 3/19 | Brad Salmon | P | Traded From, Cincinnati (for future considerations) |
| 3/16 | Ryan Braun | P | Sent to Minors |
| 2/16 | Brian Buchanan | LF | Signed to a Minor League Contract |
| 2/8 | Mike Maroth | P | Signed to a Minor League Contract |
| 2/7 | Mark Teahen | RF | Signed, ( 2008)(avoids arbitration) |
| 2/7 | Zack Greinke | P | Signed, ( 2008)(avoids arbitration) |
| 1/29 | Esteban German | 2B | Signed, ( 2008)(avoids arbitration) |
| More Transactions |
| Posted Sat Jul 26 03:42:41 EDT 2008 |
