SCHEDULE 13G/A

Mirum Pharmaceuticals Inc

Common Stock, par value $0.0001 per share · CUSIP: 604749101

Event date: 2025-12-31

Reporting persons may disclose overlapping interests. Their amounts are shown individually and are not added into a filing total.

Filing-level shares

Unavailable

Percent of class

Unavailable

• Eventide Asset Management, LLC

  Shares: 2,093,582.00 · Class: 4.1%

• Finny Kuruvilla, M.D. Ph. D.

  Shares: 2,093,582.00 · Class: 4.1%

• Robin C. John

  Shares: 2,093,582.00 · Class: 4.1%

Amounts are as disclosed in this filing. Schedule type alone does not establish investment intent.