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UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

SCHEDULE 14A INFORMATION

Proxy Statement Pursuant to Section 14(a) of the

Securities Exchange Act of 1934

(Amendment No. )

________________

Filed by the Registrant x			Filed by a party other than the Registrant  o

Check the appropriate box:

o			Preliminary Proxy Statement
o			Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2))
o			Definitive Proxy Statement
x			Definitive Additional Materials
o			Soliciting Material Pursuant to § 240.14a-12

Mirum Pharmaceuticals, Inc.
(Name of Registrant as Specified In Its Charter)
N/A
(Name of Person(s) Filing Proxy Statement if other than the Registrant)

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