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
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
19 Jun 23	SellUS$14,701	Erik Harris	Individual	305	US$48.20

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 17.3%.

Top 25 shareholders own 75.51% of the company

Ownership	Name	Shares	Current Value	Change %	Portfolio %
10.5%	The Vanguard Group, Inc.	8,700,007	US$356.4m	0.31%	0.01%
8.29%	RTW Investments, LP	6,887,086	US$282.1m	27.4%	4.9%
6.3%	BlackRock, Inc.	5,235,738	US$214.5m	-0.05%	no data
5.31%	Wellington Management Group LLP	4,415,029	US$180.8m	-15%	0.03%
4.96%	Sands Capital Management, LLC	4,118,008	US$168.7m	59.8%	0.41%
4.15%	T. Rowe Price Group, Inc.	3,448,698	US$141.3m	9.13%	0.01%
3.92%	State Street Global Advisors, Inc.	3,252,502	US$133.2m	26.7%	0.01%
2.95%	Federated Hermes, Inc.	2,446,500	US$100.2m	11.4%	0.26%
2.87%	ClearBridge Investments, LLC	2,383,492	US$97.6m	3.92%	0.07%
2.64%	Emil Kakkis	2,190,403	US$89.7m	-19.9%	no data
2.56%	Suvretta Capital Management, LLC	2,126,306	US$87.1m	213%	3.76%
2.25%	Alkeon Capital Management, LLC	1,867,928	US$76.5m	14.9%	0.58%
2.11%	Rock Springs Capital Management LP	1,754,038	US$71.8m	18.8%	1.98%
1.9%	AllianceBernstein L.P.	1,578,603	US$64.7m	3.01%	0.02%
1.79%	Marshall Wace LLP	1,489,486	US$61.0m	58.3%	0.13%
1.77%	Baker Bros. Advisors LP	1,466,547	US$60.1m	7.32%	0.73%
1.55%	Geode Capital Management, LLC	1,283,622	US$52.6m	18.5%	no data
1.41%	Deutsche Asset & Wealth Management	1,172,866	US$48.0m	23.8%	0.02%
1.4%	First Trust Advisors LP	1,163,077	US$47.6m	-3.21%	0.04%
1.23%	Adage Capital Management, L.P.	1,025,000	US$42.0m	1,040%	0.08%
1.23%	Pictet Asset Management Limited	1,023,136	US$41.9m	17.7%	0.03%
1.2%	FMR LLC	992,951	US$40.7m	-3.38%	no data
1.09%	BNY Mellon Asset Management	906,494	US$37.1m	-9.93%	0.01%
1.08%	Camber Capital Management LP	900,000	US$36.9m	0%	1.16%
1.08%	Dws Investment Gmbh	895,662	US$36.7m	0%	0.02%