The largest of Stifel’s new hires comes from Oppenheimer. The team, known as PearlStreet Investment Management, opened a new office for Stifel in Ada, Mich., a suburb of Grand Rapids. They manage more than $600 million in fee-based client assets and also have an institutional retirement plan practice that is responsible for more than $5 billion in retirement plan assets, of which $3.3 billion was custodied at the firm, according to Stifel.