Christopher Peetz - 31 Jan 2023 Form 4 Insider Report for Mirum Pharmaceuticals, Inc. (MIRM)

Role: President and CEO, Director
Signature: /s/ Jody Howe, Attorney-in-Fact
Issuer symbol: MIRM
Transactions as of: 31 Jan 2023
Transactions value $: $0
Form type: 4
Filing time: 02 Feb 2023, 16:39:24 UTC
Previous filing: 18 Mar 2024
Next filing: 19 May 2023
SEC: View on sec.gov

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	MIRM	Common Stock	Award	$0	+50,000	+71.86%	$0	119,576	31 Jan 2023	Direct	F1
holding	MIRM	Common Stock						201,570	31 Jan 2023	By The Peetz Family Trust

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	+200,000		$0	200,000	31 Jan 2023	Common Stock	200,000	$23.48	Direct	F2

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

Explanation of Responses:

Id	Content
F1	Represents restricted stock unit award granted under the Issuer's 2019 Equity Incentive Plan.
F2	1/4th of the shares vest one year after January 31, 2023 (the "Vesting Commencement Date") and the balance of the shares vest in a series of 36 successive equal monthly installments measured from the first anniversary of the Vesting Commencement Date.