Huang Dennis Karl
SEC insider (Form 3/4/5 filer). CIK 0001641217. Officer at Ultragenyx Pharmaceutical Inc. (RARE). 6 reported Form 4/5 transactions since Sep 2024; latest on Apr 16, 2026. Located in NOVATO, CA.
Companies Huang Dennis Karl has filed insider reports for
- Ultragenyx Pharmaceutical Inc. (RARE): Officer, See Remarks
Huang Dennis Karl
CIK: 0001641217
Transaction Breakdown
High conviction signal
Position reduction
Derivative conversions
Compensation grants
Gifts, tax withholding, conversions, dispositions to the issuer and other codes
Companies & Roles (1)
Ultragenyx Pharmaceutical Inc.
Discretionary Trading P&L
Holdings
Transaction History (6 total)
- Apr 16, 2026RARE
Ultragenyx Pharmaceutical Inc.
AwardDirect23.1K shares- - Mar 2, 2026RARE
Ultragenyx Pharmaceutical Inc.
Tax PaymentDirect999 shares at avg. $23.39$23K - Mar 1, 2026RARE
Ultragenyx Pharmaceutical Inc.
AwardDirect11.1K shares- - Mar 3, 2025RARE
Ultragenyx Pharmaceutical Inc.
Tax PaymentDirect1.3K shares at avg. $42.92$58K - Mar 1, 2025RARE
Ultragenyx Pharmaceutical Inc.
AwardDirect14.5K shares- - Mar 1, 2025RARE
Ultragenyx Pharmaceutical Inc.
AwardDirect18.4K shares-
| Type | Shares | Price | Ownership | |||
|---|---|---|---|---|---|---|
| Apr 16, 2026 | RARE Ultragenyx Pharmaceutical Inc. | Award | 23,116 | - | $0 | Direct |
| Mar 2, 2026 | RARE Ultragenyx Pharmaceutical Inc. | Tax Payment | 999 | $23.39 | $23,367 | Direct |
| Mar 1, 2026 | RARE Ultragenyx Pharmaceutical Inc. | Award | 11,137 | - | $0 | Direct |
| Mar 3, 2025 | RARE Ultragenyx Pharmaceutical Inc. | Tax Payment | 1,348 | $42.92 | $57,856 | Direct |
| Mar 1, 2025 | RARE Ultragenyx Pharmaceutical Inc. | Award | 14,494 | - | - | Direct |
| Mar 1, 2025 | RARE Ultragenyx Pharmaceutical Inc. | Award | 18,443 | - | - | Direct |
1-6 of 6 transactions