Ultragenyx Pharmaceutical Inc.

RARE · Pharmaceutical Preparations

Chemicals and Allied Products boards →

Directors

Avg Age

9.4

Avg Tenure (yrs)

88%

Independent

Independent Non-independent Near rotation

Board Members

Daniel G. Welch Chair

Emil D. Kakkis, M.D., Ph.D. Director

4 directors with 10+ years of tenure.

...and 6 more directors

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Source: SEC DEF 14A proxy statement filed 2026-03-27. Data extracted and structured by FindABoardSeat.