The race to succeed Larry Fink just got a little more interesting as a top contender exits BlackRock

Mark Wiedman is set to exit BlackRock.

BlackRock

• Mark Wiedman, a top BlackRock executive, is leaving the asset-management firm.
• Wiedman was seen as a prospective successor to CEO Larry Fink.
• He's leaving to pursue opportunities outside the firm, a source said.

A top BlackRock executive, Mark Wiedman, who was considered a prospective successor to CEO Larry Fink, is leaving the world's largest asset manager, a person familiar with the matter said.

Wiedman...