An investment banker convicted of insider trading charges alleging he fed tips to his father was sentenced to three years in prison by a judge who said he betrayed the companies that employed him and his clients.

Southern District Judge Laura Swain on Friday said Sean Stewart, 35, chose “personal convenience, personal appearance and family benefits” over requirements that he protect secrets he learned as an executive in mergers and acquisitions at JPMorgan Chase & Co. and Perella Weinberg Partners LP.