| 06/05/2014 |
Drafted by the St. Louis Cardinals in the 7th round of the 2014 MLB June Amateur Draft from St. Joseph's University (Philadelphia, PA). |
| 12/12/2019 |
Drafted by the Seattle Mariners from the St. Louis Cardinals in the 2019 minor league rule 5 draft. |
| 11/07/2021 |
Granted Free Agency. |
| 12/03/2021 |
Signed by the Seattle Mariners as a free agent. |
| 11/18/2022 |
Granted Free Agency. |
| 12/27/2022 |
Signed as a Free Agent with the Seattle Mariners. |
| 11/06/2023 |
Granted Free Agency. |
| 02/13/2024 |
Signed as a Free Agent with the Minnesota Twins. |
| 03/27/2024 |
Released. |
| 03/27/2024 |
St. Paul Saints released C Brian O'Keefe. [Auto] |
| 04/03/2024 |
Kansas City Royals signed free agent C Brian O'Keefe to a minor league contract. [Auto] |
| 04/03/2024 |
C Brian O'Keefe assigned to Omaha Storm Chasers. [Auto] |
| 12/04/2024 |
Became a minor league free agent. |
| 01/01/2025 |
OSA scouting updated ratings (potential): Contact: 45 (45); Power: 55 (55); Eye: 45 (45). |
| 04/05/2025 |
Signed a 1-year minor league contract with the Sacramento River Cats organization. |
| 06/13/2025 |
Injured on 06/11/2025, diagnosed with a bruised shoulder, is day-to-day. |
| 06/27/2025 |
Injured (thumb contusion),day-to-day for 4 days. |
| 08/03/2025 |
Injured (oblique strain),out for one week. |
| 08/07/2025 |
Suffered setback in recovery from injury, will miss another one week. |
| 09/10/2025 |
Injured (mild hamstring strain),day-to-day for 4 days. |
| 12/01/2025 |
Became a minor league free agent. |
| 01/01/2026 |
OSA scouting updated ratings (potential): Contact: 45 (45); Power: 55 (55); Eye: 45 (45). |
| 04/12/2026 |
Signed a 1-year contract worth a total of $15,600 with the Long Island Ducks organization. |
| 06/01/2026 |
Injured on 05/30/2026, diagnosed with a sore knee, is day-to-day. |
| 06/29/2026 |
Injured (hip flexor strain),day-to-day for 2 days. |
| 09/01/2026 |
Wins the ATL Rookie of the Month Award. |
| 09/06/2026 |
Injured (fractured hand),out for 5 weeks. |
| 09/22/2026 |
Finished 3rd in 2026 ATL Newcomer of the Year Award voting. |
| 10/02/2026 |
Became a free agent. |
| 11/07/2026 |
Signed a 1-year contract worth a total of $11,000 with the Lake Country DockHounds organization. |
| 01/01/2027 |
OSA scouting updated ratings (potential): Contact: 45 (45); Power: 55 (55); Eye: 45 (45). |
| 01/03/2027 |
Detrimentally completed training to improve his defense at catcher at the Lake Country DockHounds development complex. |
| 01/23/2027 |
Successfully completed training to learn a new position at the Lake Country DockHounds development complex. |
| 03/04/2027 |
Unsuccessfully completed training to improve his baserunning fundamentals at the Lake Country DockHounds development complex. |
| 07/16/2027 |
Injured (groin soreness),day-to-day for 2 days. |
| 07/20/2027 |
Injured (hip flexor strain),day-to-day for 4 days. |
| 07/28/2027 |
Injured (hyperextended knee),day-to-day for one week. |
| 09/27/2027 |
Became a free agent. |
| 01/01/2028 |
OSA scouting updated ratings (potential): Contact: 45 (45); Power: 50 (50); Eye: 45 (45). |
| 01/11/2028 |
Signed a 1-year contract worth a total of $19,600 with the Gastonia Baseball Club organization. |
| 09/30/2028 |
Became a free agent. |
| 11/02/2028 |
Signed a 1-year contract worth a total of $8,400 with the Staten Island FerryHawks organization. |
| 01/01/2029 |
OSA scouting updated ratings (potential): Contact: 45 (45); Power: 50 (50); Eye: 45 (45). |
| 04/14/2029 |
Released by the Staten Island FerryHawks. |
| 07/28/2029 |
Signed a 1-year contract worth a total of $4,640 with the Winnipeg Goldeyes organization. |
| 08/27/2029 |
Goes 5-7 against the Sioux Falls Canaries, with 3 2B, 1 HR, 5 RBI and 5 R. |
| 09/24/2029 |
Became a free agent. |