On june 1st Bogoaerts was around .300/.400/.425
He's in a slump, and he's also 21. It takes time. Ask Rizzo about his age 21 season. Rizzo is now a top 3 1B in baseball.
Sending him back does nothing. He's got to learn how to hit at this level. Where is the hitting coach to help him, he's chasing too many pitches outside.