Erik Harris - Mar 1, 2023 Form 4 Insider Report for Ultragenyx Pharmaceutical Inc. (RARE)

Role: EVP & Chief Commercial Officer
Signature: /s/ Karah Parschauer, attorney-in-fact
Stock symbol: RARE
Transactions as of: Mar 1, 2023
Transactions value $: -$165,796
Form type: 4
Date filed: 3/3/2023, 06:51 PM
Previous filing: Jun 22, 2022
Next filing: Jun 5, 2023

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	RARE	Common Stock	Award	$0	+2.66K	+7.36%	$0.00	38.8K	Mar 1, 2023	Direct	F1
transaction	RARE	Common Stock	Award	$0	+22K	+56.67%	$0.00	60.8K	Mar 1, 2023	Direct	F2
transaction	RARE	Common Stock	Sale	-$166K	-3.66K	-6.01%	$45.25	57.3K	Mar 1, 2023	Direct	F3, F4, F5

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	RARE	Stock Option (Right to Buy)	Award	$0	+39.4K		$0.00	39.4K	Mar 1, 2023	Common Stock	39.4K	$45.65	Direct	F6

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

Explanation of Responses:

Id	Content
F1	Represents shares of common stock which previously granted performance stock units were converted on March 1, 2023 upon certification of the performance metric.
F2	Award of Restricted Stock Units ("RSUs") under the Company's 2014 Incentive Plan. The RSUs shall vest with respect to 1/4th of the underlying shares on each anniversary of the grant date, such that the RSUs are fully vested on the fourth anniversary of the grant date.
F3	Represents shares sold to pay required tax withholdings due to the vesting of RSUs.
F4	Includes 185 shares acquired under the Company's 2014 Employee Stock Purchase Plan on October 31, 2022
F5	Includes previously reported shares of common stock underlying RSUs granted to the Reporting Person, which are subject to certain vesting conditions.
F6	On the first anniversary of the grant date of the option (the "Option Anniversary Date"), 1/4th of the shares initially subject to the option shall vest; thereafter, 1/48th of the shares initially subject to the option shall vest on each month as measured from the Option Anniversary Date.