Form 4 for RARE Ultragenyx Pharmaceutical Inc.

Accepted 2023-09-06 00:00:00 ET · period of report 2023-09-01 · accession 0001209191-23-048489 · SEC index · Original document

Summary rows

Aggregated the way they appear in lists: one row per insider, transaction code and security table.

X	Filed	Traded	Ticker	Insider	Title	Type	Price	Qty	Owned	ΔOwn	Value
M	2023-09-06	2023-09-01	RARE	Huizenga Theodore Alan	SVP, CAO	S - Sale	$37.15	-970	23.9K	-4%	-$36.0K

Purchase Sale Sale after option exercise All abbreviations

#	Table	Security	Date	Code	A/D	Shares	Price	Owned after	Own	Exercise / expiry	Underlying	Footnotes
1	Common	Common Stock	2023-09-01	S	D	87	$38.23	23,777	D	—	—	(F2) Represents shares sold to pay required tax withholdings due to the vesting of Restricted Stock Units ("RSUs"). (F4) Includes previously reported shares of common stock underlying RSUs granted to the Reporting Person, which are subject to certain vesting conditions. (F3) The total amount of securities beneficially owned by the Reporting Person reflected in Table 1, Column 5 of this Form 4 reflects the correction of a typographical error in a previously filed Form 4 filed on April 18, 2023 ("April 2023 Form 4"). The corrected total amount of securities beneficially owned by the Reporting Person in Table 1, Column 5 of the April 2023 Form 4 is 21,520. The corrected total amount of securities beneficially owned by the Reported Person in Table 1, Column 5 of the Form 4 filed on behalf of the Reporting Person on May 10, 2023 is 24,747.
2	Common	Common Stock	2023-09-01	S	D	883	$37.04	23,864	D	—	—	(F1) The sale reported on this row of the Form 4 was effected pursuant to a 10b5-1 trading plan adopted by the Reporting Person prior to February 27, 2023.