RARE- Ultragenyx Pharmaceutical Inc.

Name: Ultragenyx Pharmaceutical Inc. Insider Trading Data
Creator: U.S. Securities and Exchange Commission
License: https://www.sec.gov/privacy#accessibility

Ultragenyx Pharmaceutical Inc. (RARE) has 14 insiders with recent SEC Form 4 filings, including 0 buys and 11 sells. RARE is classified in the Biotechnology industry within the Health Care sector.

Insider Ownership

Role	Insider	Shares	Value	30d
CEO	Kakkis Emil D	132.7K	$3.53M	-
CFO	Horn Howard	88.9K	$2.37M	-
Other	Huang Dennis Karl	79.9K	$2.13M	-
Other	Pinion John Richard	79.9K	$2.13M	-
VP	Huizenga Theodore Alan	50.5K	$1.34M	-

Activity

Buys and sells only

Transactions

10 filings

Date	Insider	Role	Type	Shares	Price	Value	Chg%	3M	12M
Feb 2, 2026	Horn Howard80	Chief Financial Officer	Sell	3,061	$23.56	$72,117.16	-3.3%	+0.0%	-
Jan 2, 2026	Horn Howard80	Chief Financial Officer	Sell	3,150	$22.84	$71,946.00	-3.3%	-4.9%	-
Dec 29, 2025	Huizenga Theodore Alan65	SVP, Chief Accounting Officer	Sell	85	$34.38	$2,922.30	-0.2%	-2.1%	-
Dec 10, 2025	Horn Howard80	Chief Financial Officer	Sell	3,081	$36.38	$112,086.78	-3.1%	-36.5%	-
Oct 13, 2025	Horn Howard80	Chief Financial Officer	Sell	7,942	$31.51	$250,252.42	-7.5%	-23.9%	-
Sep 18, 2025	Huizenga Theodore Alan65	SVP, Chief Accounting Officer	Sell	64	$29.17	$1,866.88	-0.1%	+14.1%	-
Sep 12, 2025	Parschauer Karah Herdman77	EVP And Chief Legal Officer	Sell	2,450	$31.17	$76,366.50	-3.2%	+19.4%	-
Sep 5, 2025	Huizenga Theodore Alan65	SVP, Chief Accounting Officer	Sell	84	$31.39	$2,636.76	-0.2%	+14.8%	-
Jun 20, 2025	Sanders Corazon (corsee) D.69	Director	Sell	2,405	$37.39	$89,922.95	-13.6%	-21.6%	-
May 5, 2025	Crombez Eric74	EVP And Chief Medical Officer	Sell	762	$37.93	$28,901.42	-0.5%	-26.8%	-36.3%

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Insider	Role	Shares	Value	Buys	Sells

Date	Ticker	Insider	Role	Type	Shares	Price	Value	Chg%	SEC