Stocks · Health care · Pharmaceutical Preparations

Ultragenyx Pharmaceutical Inc.

RARE Clue Score44

United States Fiscal year ends December CIK 0001515673 Results filed 3 Nov 2026

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What the insiders did Net selling

By person

16 insiders · 28 transactions

Insider

Role

Bought

Sold

Net

Holding

Of company

Worth

Change

Emil D Kakkis

President & CEO

—

$1.24M (1)

−$1.24M

2,894,724

2.94%

$44.20M

+3.8%

Howard Horn

Chief Financial Officer

—

$1.19M (12) scheduled

−$1.19M

89,229

0.0905%

$1.36M

−3.3%

Karah Herdman Parschauer

EVP and Chief Legal Officer

—

$487.89K (5)

−$487.89K

92,562

0.0939%

$1.41M

+56.0%

Erik Harris

EVP & Chief Commercial Officer

—

$240.29K (1)

−$240.29K

118,410

0.1201%

$1.81M

+73.5%

John Richard Pinion

See Remarks

—

$228.66K (1)

−$228.66K

133,142

0.1350%

$2.03M

+47.2%

Eric Crombez

EVP and Chief Medical Officer

—

$168.85K (2)

−$168.85K

111,189

0.1128%

$1.70M

+121.6%

Shehnaaz Suliman

Director

—

$144.19K (1) scheduled

−$144.19K

27,951

0.0284%

$426.81K

+38.4%

Theodore Alan Huizenga

SVP, Chief Accounting Officer

—

$59.79K (4)

−$59.79K

67,863

0.0688%

$1.04M

+56.2%

Corazon (Corsee) D. Sanders

Director

—

$50.10K (1)

−$50.10K

21,095

0.0214%

$322.12K

+75.7%

Thomas Richard Kassberg

Cbo & EVP

—

—

—

264,730

0.2685%

$4.04M

+4.7%

Dennis Karl Huang

See Remarks

—

—

—

147,845

0.1500%

$2.26M

+78.1%

Daniel G Welch

Director

—

—

—

40,441

0.0410%

$617.53K

+50.1%

Michael Narachi

Director

—

—

—

40,441

0.0410%

$617.53K

+50.1%

Deborah Dunsire

Director

—

—

—

38,566

0.0391%

$588.90K

+53.8%

Matthew K Fust

Director

—

—

—

33,696

0.0342%

$514.54K

+66.8%

Amrit Ray

Director

—

—

—

31,116

0.0316%

$475.14K

+76.5%