| Date | Transaction |
| 11-13-2079 | The Memphis Mephitic Miasma have acquired Eric Grier from the waiver wire. |
| 09-04-2079 | The St. Louis Cardinals have waived Eric Grier. |
| 09-04-2079 | The St. Louis Cardinals have moved Eric Grier to the active roster. |
| 09-04-2079 | The St. Louis Cardinals have moved Sean Tripplett to the active roster. The St. Louis Cardinals have moved Eric Grier to the inactive roster. |
| 01-02-2079 | The St. Louis Cardinals have placed Eric Grier on the Injured Reserve list for the remainder of the season. |
| 01-01-2079 | Eric Grier of the St. Louis Cardinals is injured with a groin pull and is expected to be out for approximately 14 days. |
| 12-19-2078 | The St. Louis Cardinals have moved Eric Grier, Reggie Watkins, and Dennis O'Connell to the active roster. The St. Louis Cardinals have moved Tom Rudolph, Todd Womack, and Gilvanni Austin to the inactive roster. |
| 10-30-2078 | The St. Louis Cardinals have moved Sean Tripplett to the active roster. The St. Louis Cardinals have moved Eric Grier to the inactive roster. |
| 08-08-2078 | The St. Louis Cardinals have moved Eric Grier to the active roster. The St. Louis Cardinals have moved Wayne Davis to the inactive roster. |
| 08-08-2078 | The St. Louis Cardinals have moved Aaron Daniell to the active roster. The St. Louis Cardinals have moved Eric Grier to the inactive roster. |
| 10-17-2077 | The St. Louis Cardinals have moved Eric Grier to the active roster. The St. Louis Cardinals have moved Trevor Worthen to the inactive roster. |
| 10-11-2077 | The St. Louis Cardinals have moved John Livingston to the active roster. The St. Louis Cardinals have moved Eric Grier to the inactive roster. |
| 01-04-2077 | The St. Louis Cardinals have moved Eric Grier, David Mincy, Alvis Stovall, Travis Nunnery, and Earl McLemore to the active roster. The St. Louis Cardinals have moved Mike Hurst, Charley Wilcher, Bill Scroggins, Jeff Montgomery, and Phil Herrmann to the inactive roster. |
| 09-07-2076 | The St. Louis Cardinals have moved Laverne Thomas to the active roster. The St. Louis Cardinals have moved Eric Grier to the inactive roster. |
| 08-10-2076 | The St. Louis Cardinals have moved Eric Grier to the active roster. The St. Louis Cardinals have moved Todd Womack to the inactive roster. |
| 08-10-2076 | The St. Louis Cardinals have moved Rick Reardon, Phil Herrmann, Carter Bass, and Earl McLemore to the active roster. The St. Louis Cardinals have moved Shorty Martin, Rafael Moss, Charley Wilcher, and Eric Grier to the inactive roster. |
| 01-07-2075 | The St. Louis Cardinals have moved Eric Grier, Byron Simmons, and Rafael Moss to the active roster. The St. Louis Cardinals have moved Tyrone Pittman, Jim Murphy, and Todd Womack to the inactive roster. |
| 10-15-2074 | The St. Louis Cardinals have moved Harry Messner to the active roster. The St. Louis Cardinals have moved Eric Grier to the inactive roster. |
| 01-09-2073 | The St. Louis Cardinals have moved Eric Grier, Joe Landrigan, and Harry Messner to the active roster. The St. Louis Cardinals have moved Paul Long, Ronnie Bennett, and Larry Nelson to the inactive roster. |
| 09-05-2072 | The St. Louis Cardinals have moved Larry Harris, Paul Long, and Larry Nelson to the active roster. The St. Louis Cardinals have moved Jim Murphy, Eric Grier, and Harry Messner to the inactive roster. |
| 08-15-2072 | The St. Louis Cardinals have moved Eric Grier to the active roster. The St. Louis Cardinals have moved Paul Long to the inactive roster. |
Wide Receiver