Patrick J. Heron - 04 Jun 2021 Form 4 Insider Report for Mirum Pharmaceuticals, Inc. (MIRM)

Derivative Securities (e.g., puts, calls, warrants, options, convertible securities)

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Underlying Class	Amount	Exercise Price	Ownership	Footnotes
transaction	MIRM	Stock Option (right to buy)	Award	$0	+17,000		$0.000000	17,000	04 Jun 2021	Common Stock	17,000	$16.88	Direct	F1

* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Id	Content
F1	The shares vest on the first anniversary of the grant date, provided that the option will in any case be fully vested on the date of the Company's 2022 annual stockholder meeting.