HORN HOWARD

PrivateCIK: 1786335
Location

NOVATO, CA

Senior insider sale

Chief Financial Officer at ULTRAGENYX PHARMACEUTICAL INC. — senior position signals high conviction

$469.8K

20.94K shares

What this filing means

HORN HOWARD plans to sell 20.94K shares of ULTRAGENYX PHARMACEUTICAL INC. valued at approximately $469.8K. Form 144 is a notice of intent to sell restricted or control securities — not a mandatory transaction. This filing provides advance warning of potential selling pressure.

InsiderHORN HOWARDCIK 1786335
Officer· Chief Financial Officer
Since Mar 2026
20.94K
Shares to sell
$469.8K
Approx. market value
4.68K
Acquired (3 months)
1
Planned
5 completed
Securities Acquired — Last 3 Months4
Sort

Performance Shares

Not Applicable

3/1/2026
658.00

Restricted Stock

Not Applicable

3/1/2026
938.00

Restricted Stock

Not Applicable

10/9/2025
1.34K

Restricted Stock

Not Applicable

10/9/2024
1.74K
Total acquired4.68K
Planned & Completed Dispositions6
Sort

Completed

Completed

Units to sell

1.64K

Market value

$36.6K

3/3/2026
Completed

Units to sell

3.12K

Market value

$70.3K

3/2/2026
Completed

Units to sell

5.29K

Market value

$120.6K

3/2/2026
Completed

Units to sell

3.06K

Market value

$72.1K

2/2/2026
Completed

Units to sell

3.15K

Market value

$71.9K

1/2/2026

Planned — Approximate Date

NASDAQPlanned

Units to sell

4.68K

Market value

$98.2K

4/1/2026
Total

Units

20.94K

Value

$469.8K

HORN HOWARD — Planned Insider Sale (Form 144) | Finecho