Corporate
Ultragenyx Crashes 44% After Setrusumab Fails Two Phase 3 Trials
Dec 29, 2025
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Leadership at Ultragenyx Pharmaceutical
Browse executives, board members, and key leadership.
Executives at Ultragenyx Pharmaceutical
Emil Kakkis
President and Chief Executive Officer
CEO
Executive
Board
Dennis Huang
Chief Technical Operations Officer and Gene Therapy Operations and Executive Vice President
Executive
Eric Crombez
Chief Medical Officer and Executive Vice President
Executive
Erik Harris
Chief Commercial Officer and Executive Vice President
Executive
Howard Horn
Chief Financial Officer, Corporate Strategy and Executive Vice President
Executive
John Pinion
Chief Quality Officer and Executive Vice President of Translational Sciences
Executive
Karah Parschauer
Chief Legal Officer & Corporate Affairs and Executive Vice President
Executive
Thomas Kassberg
Chief Business Officer and Executive Vice President
Executive