Jolanda Howe - 01 Jul 2024 Form 4 Insider Report for Mirum Pharmaceuticals, Inc. (MIRM)

Role: SVP, GLOBAL CONTROLLER
Signature: /s/ Judit Ryvkin, Attorney-in-Fact
Issuer symbol: MIRM
Transactions as of: 01 Jul 2024
Net transactions value: -$12,750
Form type: 4
Filing time: 03 Jul 2024, 18:19:38 UTC
Previous filing: 02 Feb 2024
Next filing: 15 Nov 2024
SEC: View on sec.gov

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	MIRM	Common Stock	Options Exercise		+1,042	+59%		2,801	01 Jul 2024	Direct	F1
transaction	MIRM	Common Stock	Sale	$12,750	-375	-13%	$34.00	2,426	02 Jul 2024	Direct	F2

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	Restricted Stock Units	Options Exercise	$0	-1,042	-50%	$0.000000	1,041	01 Jul 2024	Common Stock	1,042		Direct	F1, F3

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

Explanation of Responses:

Id	Content
F1	Each restricted stock unit represents a contingent right to receive one share of common stock (or its cash equivalent, at the discretion of the Issuer).
F2	Shares sold to cover tax withholding obligations associated with the vesting of restricted stock units.
F3	The restricted stock units vest in a series of three successive equal annual installments beginning July 1, 2023.