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03/31/2024 |
St. Louis Cardinals placed RHP Riley O'Brien on the 15-day injured list retroactive to March 29, 2024. Right forearm flexor strain. |
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11/05/2023 |
Seattle Mariners traded RHP Riley O'Brien to St. Louis Cardinals for cash. |
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01/31/2023 |
Seattle Mariners invited non-roster RHP Riley O'Brien to spring training. |
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01/31/2023 |
RHP Riley O'Brien roster status changed by Seattle Mariners. |
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07/26/2022 |
Tacoma Rainiers activated RHP Riley O'Brien. |
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07/26/2022 |
Tacoma Rainiers activated RHP Riley O'Brien. |
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06/30/2022 |
Tacoma Rainiers transferred RHP Riley O'Brien to the Development List. |
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06/02/2022 |
Seattle Mariners sent RHP Riley O'Brien outright to Tacoma Rainiers. |
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05/27/2022 |
Seattle Mariners designated RHP Riley O'Brien for assignment. |
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05/08/2022 |
Seattle Mariners optioned RHP Riley O'Brien to Tacoma Rainiers. |
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05/05/2022 |
Seattle Mariners recalled RHP Riley O'Brien from Tacoma Rainiers. |
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04/17/2022 |
Seattle Mariners optioned RHP Riley O'Brien to Tacoma Rainiers. |
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04/17/2022 |
RHP Riley O'Brien assigned to Louisville Bats. |
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04/13/2022 |
Cincinnati Reds designated RHP Riley O'Brien for assignment. |
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03/27/2022 |
Cincinnati Reds optioned RHP Riley O'Brien to Louisville Bats. |
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03/27/2022 |
Louisville Bats activated RHP Riley O'Brien. |
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10/05/2021 |
Cincinnati Reds recalled RHP Riley O'Brien from Louisville Bats. |
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09/30/2021 |
Cincinnati Reds optioned RHP Riley O'Brien to Louisville Bats. |
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09/28/2021 |
Cincinnati Reds recalled RHP Riley O'Brien from Louisville Bats. |
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05/04/2021 |
RHP Riley O'Brien assigned to Louisville Bats from Reds Alternate Training Site. |
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03/29/2021 |
P Riley O'Brien assigned to Reds Alternate Training Site from Louisville Bats. |
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03/12/2021 |
Cincinnati Reds optioned P Riley O'Brien to Louisville Bats. |
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02/03/2021 |
Riley O'Brien changed number to 84. |
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11/20/2020 |
Cincinnati Reds selected the contract of RHP Riley O'Brien from Chattanooga Lookouts. |
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10/02/2020 |
RHP Riley O'Brien assigned to Chattanooga Lookouts from Reds Alternate Training Site. |
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08/28/2020 |
Tampa Bay Rays traded Riley O'Brien to Cincinnati Reds for LHP Cody Reed. |
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08/28/2020 |
RHP Riley O'Brien assigned to Reds Alternate Training Site. |
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09/09/2019 |
Montgomery Biscuits activated RHP Riley O'Brien from the 7-day injured list. |
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07/26/2019 |
Montgomery Biscuits placed RHP Riley O'Brien on the 7-day injured list. |
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05/07/2019 |
RHP Riley O'Brien assigned to Montgomery Biscuits from Charlotte Stone Crabs. |
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04/01/2019 |
RHP Riley O'Brien assigned to Charlotte Stone Crabs from Montgomery Biscuits. |
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02/23/2019 |
RHP Riley O'Brien assigned to Tampa Bay Rays. |
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09/11/2018 |
RHP Riley O'Brien assigned to Montgomery Biscuits from Durham Bulls. |
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09/05/2018 |
RHP Riley O'Brien assigned to Durham Bulls from Charlotte Stone Crabs. |
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08/26/2018 |
Charlotte Stone Crabs activated RHP Riley O'Brien from the 7-day disabled list. |
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08/10/2018 |
Charlotte Stone Crabs placed RHP Riley O'Brien on the 7-day disabled list retroactive to August 9, 2018. |
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06/23/2018 |
RHP Riley O'Brien assigned to Charlotte Stone Crabs from Bowling Green Hot Rods. |
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06/18/2018 |
RHP Riley O'Brien assigned to MID East Division All-Stars. |
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04/02/2018 |
RHP Riley O'Brien assigned to Bowling Green Hot Rods from Princeton Rays. |
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06/21/2017 |
RHP Riley O'Brien assigned to Princeton Rays. |
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06/20/2017 |
Tampa Bay Rays signed RHP Riley O'Brien. |