Thomas Richard Kassberg - Mar 11, 2024 Form 4 Insider Report for Ultragenyx Pharmaceutical Inc. (RARE)

Role: CBO & EVP
Signature: /s/ Karah Parschauer, attorney-in-fact
Stock symbol: RARE
Transactions as of: Mar 11, 2024
Transactions value $: -$574,644
Form type: 4
Date filed: 3/12/2024, 01:41 PM
Previous filing: Mar 5, 2024

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	RARE	Common Stock	Sale	-$575K	-11.5K	-4.35%	$49.93	253K	Mar 11, 2024	Direct	F1, F2

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

Explanation of Responses:

Id	Content
F1	The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $49.92 to $50.06 inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range.
F2	Includes previously reported shares of common stock underlying RSUs granted to the Reporting Person, which are subject to certain vesting conditions.

Content

The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $49.92 to $50.06 inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range.

Includes previously reported shares of common stock underlying RSUs granted to the Reporting Person, which are subject to certain vesting conditions.