| Trans Num | Date | Details |
| 2011.17 | 2023-05-16 | Oak Park Canadians trade Dave Ross to the Canton Crew for Roy Oswalt. |
| 2009.16 | 2022-07-30 | Canton Crew trades Joel Pineiro to the Omaha Knights for Roy Oswalt and OMA 2010 #5. |
| 2006.31 | 2021-06-07 | Detroit Stars trade Roy Oswalt to the Omaha Knights for OMA 2008 #1, Melky Cabrera and Stephen Drew. |
| 2003.1 | 2020-01-06 | Detroit sends Brad Penny, Oliver Perez, and Carlos Guillen to Ypsilanti for Luis Gonzalez and Roy Oswalt. |