Ultragenyx Pharmaceutical Inc.

RARE · Healthcare · Ultragenyx Pharmaceutical Inc., a biopharmaceutical company, focuses on the identification, acquisition, development, and commercialization…

Ultragenyx Pharmaceutical Inc. (RARE), in the Healthcare sector, has 16 disclosed filings on Paydirt over the trailing twelve months from 1 member of Congress and 7 corporate insiders: 2 purchases and 14 sales. Filers took a median of 1 day from execution to disclosure, and the most recent trade was executed Aug 3 and filed Aug 4. The most active filer was Howard Horn with 8 filings.

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Filings, ttm

2 buys · 14 sells

Traders, ttm

1 congress · 7 insiders

Volume, ttmiDollar value disclosed in the window

$3.3M

estimated for Congress, as filed for insiders

Median delay

execution to disclosure

Last traded

Aug 3

Filed Aug 4

ADViAverage daily dollar volume

$57.1M

market data

Share price · 12M

$25.49 (-13.5%)

Adjusted for splits and dividends.

Volume by month

Buys $32K Sells $11.2M

Estimated for Congress, as filed for insiders · by filing month · past 24 months

Who filed

Howard Horn Chief Financial Officer 8 filings GC

Gilbert Cisneros Representative 4 filings EK

Emil D Kakkis President & CEO 4 filings KP

Karah Herdman Parschauer EVP and Chief Legal Officer 3 filings EC

Eric Crombez EVP and Chief Medical Officer 2 filings EH

Erik Harris EVP & Chief Commercial Officer 2 filings JP

John Richard Pinion See Remarks 2 filings TK

Thomas Richard Kassberg CBO & EVP 1 filing

Recent filings

Howard HornSALE Chief Financial Officer $117K
4,696 sh × $24.92
Exec Aug 3
Filed Aug 4 · 3:13 PM ET Howard HornSALE Chief Financial Officer $156K
4,698 sh × $33.13
Exec Jul 1
Filed Jul 6 · 3:37 PM ET Howard HornSALE Chief Financial Officer $111K
4,653 sh × $23.77
Exec Jun 1
Filed Jun 1 · 5:30 PM ET Shehnaaz SulimanSALE Director $144K
5,740 sh × $25.12
Exec May 18
Filed May 18 · 5:30 PM ET Howard HornSALE Chief Financial Officer $117K
4,683 sh × $24.90
Exec May 1
Filed May 4 · 5:30 PM ET Gilbert CisnerosPURCHASE Representative $8K
$1K–15K bracket
Exec Mar 3
Filed Apr 7 Karah Herdman ParschauerSALE EVP and Chief Legal Officer $129K
6,018 sh × $21.40
Exec Mar 6
Filed Mar 10 · 5:30 PM ET Gilbert CisnerosPURCHASE Representative $8K
$1K–15K bracket
Exec Feb 18
Filed Mar 9 Eric CrombezSALE EVP and Chief Medical Officer $160K
7,029 sh × $22.80
Exec Mar 2
Filed Mar 3 · 5:30 PM ET Howard HornSALE Chief Financial Officer $121K
5,290 sh × $22.80
Exec Mar 2
Filed Mar 3 · 5:30 PM ET Karah Herdman ParschauerSALE EVP and Chief Legal Officer $185K
8,135 sh × $22.80
Exec Mar 2
Filed Mar 3 · 5:30 PM ET Emil D KakkisSALE President & CEO $1.2M
54,404 sh × $22.80
Exec Mar 2
Filed Mar 3 · 5:30 PM ET Erik HarrisSALE EVP & Chief Commercial Officer $240K
10,539 sh × $22.80
Exec Mar 2
Filed Mar 3 · 5:30 PM ET John Richard PinionSALE See Remarks $229K
10,029 sh × $22.80
Exec Mar 2
Filed Mar 3 · 5:30 PM ET Howard HornSALE Chief Financial Officer $112K
3,081 sh × $36.38
Exec Dec 10 2025
Filed Dec 11 2025 · 5:30 PM ET Howard HornSALE Chief Financial Officer $250K
7,942 sh × $31.51
Exec Oct 13 2025
Filed Oct 14 2025 · 5:30 PM ET Gilbert CisnerosPURCHASE Representative $8K
$1K–15K bracket
Exec Aug 8 2025
Filed Sep 12 2025 Gilbert CisnerosPURCHASE Representative $8K
$1K–15K bracket
Exec Jul 15 2025
Filed Aug 14 2025 Erik HarrisSALE EVP & Chief Commercial Officer $636K
15,103 sh × $42.10
Exec Mar 3 2025
Filed Mar 4 2025 · 5:30 PM ET Emil D KakkisSALE President & CEO $4.2M
98,434 sh across 2 lots
Exec Feb 28 2025
Filed Mar 4 2025 · 5:30 PM ET John Richard PinionSALE See Remarks $608K
14,439 sh × $42.10
Exec Mar 3 2025
Filed Mar 4 2025 · 5:30 PM ET Eric CrombezSALE EVP and Chief Medical Officer $377K
8,945 sh × $42.10
Exec Mar 3 2025
Filed Mar 4 2025 · 5:30 PM ET Karah Herdman ParschauerSALE EVP and Chief Legal Officer $541K
12,846 sh × $42.10
Exec Mar 3 2025
Filed Mar 4 2025 · 5:30 PM ET Thomas Richard KassbergSALE CBO & EVP $254K
6,028 sh × $42.10
Exec Mar 3 2025
Filed Mar 4 2025 · 5:30 PM ET Emil D KakkisSALE President & CEO $495K
11,727 sh × $42.23
Exec Dec 30 2024
Filed Dec 31 2024 · 5:30 PM ET