The White Sox have filed LaRoche's retirement paperwork, Colleen Kane of the Chicago Tribune reports.

EDGE Analysis

LaRoche took a few days to think it over after walking out over a dispute with GM Kenny Williams regarding how much time his son spent in the clubhouse. The paperwork has now been officially filed, and LaRoche issued a statement thanking his former managers, coaches and friends in the game for the memories throughout the course of his 12-year major league career.