Senior insider sale
Chief Financial Officer at ULTRAGENYX PHARMACEUTICAL INC. — senior position signals high conviction
$326.5K
12.41K shares
What this filing means
HORN HOWARD plans to sell 12.41K shares of ULTRAGENYX PHARMACEUTICAL INC. valued at approximately $326.5K. 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.
Filed: 3/2/2026ACC: 0001950047-26-002038
Officer· Chief Financial Officer
Since Mar 2026
12.41K
Shares to sell
$326.5K
Approx. market value
3.12K
Acquired (3 months)
1
Planned
3 completed
Securities Acquired — Last 3 Months2
Restricted Stock
Not Applicable
10/9/2025
1.38KRestricted Stock
Not Applicable
10/9/2024
1.74KTotal acquired3.12K
| Acquisition Date | Type | Amount Acquired | Gift |
|---|---|---|---|
10/9/2025 | Restricted Stock Not Applicable | 1.38K | — |
10/9/2024 | Restricted Stock Not Applicable | 1.74K | — |
| Total | 3.12K | ||
Planned & Completed Dispositions4
Completed
—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
—Completed
Units to sell
3.08K
Market value
$112.1K
12/10/2025
Planned — Approximate Date
NASDAQPlanned
Units to sell
3.12K
Market value
$70.3K
3/2/2026
Total
Units
12.41K
Value
$326.5K
| Date | Units to Sell | Approx. Market Value | Exchange | Status |
|---|---|---|---|---|
| Completed | ||||
2/2/2026 | 3.06K | $72.1K | — | Completed |
1/2/2026 | 3.15K | $71.9K | — | Completed |
12/10/2025 | 3.08K | $112.1K | — | Completed |
| Planned — Approximate Date | ||||
3/2/2026 | 3.12K | $70.3K | NASDAQ | Planned |
| Total | 12.41K | $326.5K | ||