Form 4 Filing for Peter Radovich

Peter Radovich, President and COO of Mirum Pharmaceuticals, Inc., reported transactions involving the company's common stock and performance restricted stock units. On March 15, 2026, Radovich acquired 7,220 shares and 23,000 performance restricted stock units, with the units representing a contingent right to receive one share of common stock each. These units vest over time, with some vesting on March 15, 2025, and others on March 15, 2026, or March 15, 2027. Subsequently, on March 16, 2026, 16,515 shares of common stock were disposed of, valued at $91.9779 per share. This disposal was related to covering tax withholding obligations upon the vesting of restricted stock units. Following these transactions, Radovich holds 40,272 shares of common stock.