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Filing Details

Issuer

Cik	Name	Symbol	Sector (SIC)	IRS No
1515673	Ultragenyx Pharmaceutical Inc.	RARE	Pharmaceutical Preparations (2834)	272546083

Insiders

Cik	Name	Reported Address	Insider Title	Director	Officer	Large Shareholder	Other
1780113	Erik Harris	60 Leveroni Court Novato CA 94949	Evp & Chief Commercial Officer	No	No	No	No

Reported Non-Derivative Transactions

Sec. Name	Acquisiton - Disposition	Date	Amount	Price	Remaning Holdings	Equity Swap Involved	Form Type	Code	Nature of Ownership
Common Stock	Acquisiton	2024-03-01	19,400	$0.00	70,681	No	4	A	Direct
Common Stock	Acquisiton	2024-03-01	957	$0.00	71,638	No	4	A	Direct
Common Stock	Disposition	2024-03-01	4,768	$53.76	67,163	No	4	S	Direct

Equity Swap Involved	Form Type	Code	Nature of Ownership
No	4	A	Direct
No	4	A	Direct
No	4	S	Direct

Reported Derivative Transactions

Sec. Name	Sec. Type	Acquisiton - Disposition	Date	Amount	Price	Amount - 2	Price - 2
Common Stock	Stock Option (Right to Buy)	Acquisiton	2024-03-01	34,200	$0.00	34,200	$53.69

Remaning Holdings	Exercise Date	Expiration Date	Equity Swap Involved	Transaction Form Type	Transaction Code	Nature of Ownership
34,200		2034-03-01	No	4	A	Direct

Footnotes

Award of Restricted Stock Units ("RSUs") under the Company's 2023 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
Represents shares of common stock which previously granted performance stock units were converted on March 1, 2024 upon certification of the performance metric.
Represents shares sold to pay required tax withholdings due to the vesting of RSUs.
Includes 293 shares acquired under the Company's Amended & Restated Employee Stock Purchase Plan on October 31, 2023.
Includes previously reported shares of common stock underlying RSUs granted to the Reporting Person, which are subject to certain vesting conditions.
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.