Jolanda Howe - 14 Nov 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: 14 Nov 2024
Net transactions value: -$110,402
Form type: 4
Filing time: 15 Nov 2024, 17:34:54 UTC
Previous filing: 03 Jul 2024
Next filing: 08 Jan 2025
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	$7,350	+2,500	+103%	$2.94	4,926	14 Nov 2024	Direct
transaction	MIRM	Common Stock	Sale	$117,752	-2,500	-51%	$47.10	2,426	14 Nov 2024	Direct

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)	Options Exercise	$0	-2,500	-4.5%	$0.000000	52,900	14 Nov 2024	Common Stock	2,500	$2.94	Direct	F1

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

Explanation of Responses:

Id	Content
F1	1/4th of the 62,500 shares originally subject to the option vested one year after February 28, 2019, and the balance of the shares vest in a series of 36 successive equal monthly installments at the end of each month thereafter.