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July 17, 2018 |
Generales de Durango released RHP Mikey O'Brien. |
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May 5, 2018 |
Generales de Durango signed free agent RHP Mikey O'Brien. |
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December 22, 2016 |
RHP Mikey O'Brien assigned to Tiburones de La Guaira. |
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November 6, 2015 |
RHP Mikey O'Brien elected free agency. |
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September 30, 2015 |
Frederick Keys activated RHP Mikey O'Brien from the temporarily inactive list. |
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September 1, 2015 |
Frederick Keys placed RHP Mikey O'Brien on the temporarily inactive list. |
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July 23, 2015 |
RHP Mikey O'Brien assigned to Frederick Keys from Bowie Baysox. |
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July 5, 2015 |
RHP Mikey O'Brien assigned to Bowie Baysox from Frederick Keys. |
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June 25, 2015 |
RHP Mikey O'Brien assigned to Frederick Keys from Bowie Baysox. |
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June 20, 2015 |
RHP Mikey O'Brien assigned to Bowie Baysox from Frederick Keys. |
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May 29, 2015 |
Baltimore Orioles signed free agent RHP Mikey O'Brien to a minor league contract. |
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May 29, 2015 |
RHP Mikey O'Brien assigned to Bowie Baysox. |
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May 25, 2015 |
Montgomery Biscuits released RHP Mikey O'Brien. |
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April 6, 2015 |
RHP Mikey O'Brien assigned to Montgomery Biscuits from Durham Bulls. |
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March 10, 2015 |
RHP Mikey O'Brien assigned to Tampa Bay Rays. |
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December 11, 2014 |
Durham Bulls claimed RHP Mikey O'Brien off waivers from Bowie Baysox. |
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November 19, 2014 |
RHP Mikey O'Brien assigned to Bowie Baysox. |
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November 19, 2014 |
Baltimore Orioles signed free agent RHP Mikey O'Brien to a minor league contract. |
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August 23, 2014 |
Mikey O'Brien assigned to Pensacola Blue Wahoos from Louisville Bats. |
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August 16, 2014 |
Louisville Bats activated RHP Mikey O'Brien from the 7-day disabled list. |
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August 4, 2014 |
Louisville Bats placed RHP Mikey O'Brien on the 7-day disabled list. Sprained right toe. |
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July 16, 2014 |
RHP Mikey O'Brien assigned to Louisville Bats from Pensacola Blue Wahoos. |
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July 12, 2014 |
RHP Mikey O'Brien assigned to Pensacola Blue Wahoos from Louisville Bats. |
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July 8, 2014 |
RHP Mikey O'Brien assigned to Louisville Bats from Bakersfield Blaze. |
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June 18, 2014 |
RHP Mikey O'Brien assigned to Bakersfield Blaze from Pensacola Blue Wahoos. |
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March 28, 2014 |
RHP Mikey O'Brien assigned to Pensacola Blue Wahoos from Louisville Bats. |
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December 12, 2013 |
Louisville Bats claimed RHP Mikey O'Brien off waivers from Trenton Thunder. |
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May 9, 2013 |
Mikey O'Brien assigned to Trenton Thunder from Tampa Yankees. |
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April 3, 2013 |
Mikey O'Brien assigned to Tampa Yankees from Trenton Thunder. |
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January 31, 2013 |
New York Yankees invited non-roster RHP Mikey O'Brien to spring training. |
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July 16, 2012 |
Mikey O'Brien roster status changed by Trenton Thunder. |
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July 5, 2012 |
Trenton Thunder placed RHP Mikey O'Brien on the 7-day disabled list. left leg bursitis |
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May 18, 2012 |
RHP Mikey O'Brien assigned to Trenton Thunder from Tampa Yankees. |
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September 14, 2011 |
Mikey O'Brien roster status changed by Tampa Yankees. |
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August 16, 2011 |
Tampa Yankees placed RHP Mikey O'Brien on the 7-day disabled list. |
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June 24, 2011 |
RHP Mikey O'Brien assigned to Tampa Yankees from Charleston RiverDogs. |
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April 4, 2011 |
Mikey O'Brien assigned to Charleston RiverDogs from Staten Island Yankees. |
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June 18, 2010 |
Mikey O'Brien assigned to Staten Island Yankees from GCL Yankees. |