Ultragenyx Pharmaceutical Ownership

Who are the major shareholders and have insiders been buying or selling?

Recent Insider Transactions

NasdaqGS:RARE Recent Insider Transactions by Companies or Individuals
Date	Value	Name	Entity	Shares	Max Price
12 Jun 24	SellUS$441,270	Karah Parschauer	Individual	9,806	US$45.00
10 Jun 24	SellUS$71,391	Corazon Sanders	Individual	1,737	US$41.10
02 May 24	SellUS$15,456	Eric Crombez	Individual	354	US$43.66
18 Apr 24	SellUS$6,262	Eric Crombez	Individual	142	US$44.10
11 Mar 24	SellUS$574,644	Thomas Kassberg	Individual	11,509	US$49.93
07 Mar 24	SellUS$620,443	Matthew Fust	Individual	12,195	US$50.89
01 Mar 24	SellUS$256,328	Erik Harris	Individual	4,768	US$53.76
01 Mar 24	SellUS$18,332	Theodore Huizenga	Individual	341	US$53.76
01 Mar 24	SellUS$224,340	John Pinion	Individual	4,173	US$53.76
01 Mar 24	SellUS$66,555	Eric Crombez	Individual	1,238	US$53.76
01 Mar 24	SellUS$54,351	Thomas Kassberg	Individual	1,011	US$53.76
01 Mar 24	SellUS$201,923	Karah Parschauer	Individual	3,756	US$53.76
07 Sep 23	SellUS$6,249	Theodore Huizenga	Individual	163	US$38.34
05 Sep 23	SellUS$227,760	Erik Harris	Individual	6,000	US$37.96
01 Sep 23	SellUS$3,326	Theodore Huizenga	Individual	87	US$38.23

Insider Buying: RARE insiders have only sold shares in the past 3 months.

Dilution of Shares: Shareholders have been diluted in the past year, with total shares outstanding growing by 27.8%.

Top 25 shareholders own 66.29% of the company

Ownership	Name	Shares	Current Value	Change %	Portfolio %
9.61%	The Vanguard Group, Inc.	8,700,007	US$352.6m	0.31%	0.01%
7.83%	RTW Investments, LP	7,087,115	US$287.2m	2.9%	4.62%
5.78%	BlackRock, Inc.	5,235,738	US$212.2m	-0.05%	no data
4.53%	Wellington Management Group LLP	4,097,975	US$166.1m	-7.18%	0.02%
4.26%	Sands Capital Management, LLC	3,859,447	US$156.4m	-6.28%	0.38%
3.94%	T. Rowe Price Group, Inc.	3,568,873	US$144.6m	3.48%	0.01%
3.15%	State Street Global Advisors, Inc.	2,851,250	US$115.6m	-12.3%	no data
2.65%	ClearBridge Investments, LLC	2,400,854	US$97.3m	0.73%	0.07%
2.42%	Emil Kakkis	2,190,403	US$88.8m	-19.6%	no data
2.14%	Federated Hermes, Inc.	1,938,680	US$78.6m	-20.8%	0.2%
2.06%	Alkeon Capital Management, LLC	1,867,928	US$75.7m	0%	0.51%
1.96%	Rock Springs Capital Management LP	1,774,938	US$71.9m	1.19%	1.92%
1.85%	Suvretta Capital Management, LLC	1,676,811	US$68.0m	-21.1%	2.81%
1.64%	AllianceBernstein L.P.	1,482,471	US$60.1m	-6.09%	0.02%
1.62%	Baker Bros. Advisors LP	1,466,547	US$59.4m	0%	0.66%
1.48%	Geode Capital Management, LLC	1,339,826	US$54.3m	4.38%	no data
1.33%	Deutsche Asset & Wealth Management	1,207,225	US$48.9m	2.93%	0.02%
1.15%	Pictet Asset Management Limited	1,036,374	US$42.0m	1.29%	0.03%
1.07%	Marshall Wace LLP	968,990	US$39.3m	-34.9%	0.07%
1.03%	Avidity Partners Management, L.P.	933,500	US$37.8m	10.5%	1.48%
1.01%	Dws Investment Gmbh	913,162	US$37.0m	1.95%	0.02%
1%	BNY Asset Management	906,494	US$36.7m	-9.93%	0.01%
0.97%	Emerald Advisers, LLC	873,478	US$35.4m	0.69%	0.78%
0.92%	Avoro Capital Advisors LLC	830,000	US$33.6m	137%	0.39%
0.87%	First Light Asset Management, LLC	790,446	US$32.0m	6.15%	2.82%