Most losses by a team in their first 54 games of a season (1/3 mark of a 162 game schedule) - MLB modern era (1900-present): 44- #Athletics (2023 via their 6-3 defeat to the Astros on Saturday) 43- Red Sox (1932) 42- Washington Senators (1904) 42- Padres (1987) 42- Orioles (1988)