InsiderTrades

Huang Dennis Karl

SEC CIK 1641217 · EDGAR

Buying vs selling by month open-market trades, last 60 months, RARE
BoughtSold

Companies

TickerCompanyTitleHoldingBoughtSoldTradesFirstLast
RAREUltragenyx Pharmaceutical Inc.See Remarks 147.8K — $262.3K 132021-10-142026-04-16

Most active insiders at RARE, 12 months

#InsiderTitleBoughtSold
1 Horn HowardCFO —$1.33M
2 KAKKIS EMIL DPres, CEO, Dir —$1.24M
3 Parschauer Karah HerdmanEVP, CLO —$487.9K
4 Harris ErikEVP, Chief Commercial Off —$240.3K
5 Pinion John RichardSee Remarks —$228.7K
6 Crombez EricEVP, Chief Medical Off —$168.8K
7 SULIMAN SHEHNAAZDir —$144.2K
8 Huizenga Theodore AlanSVP, CAO —$59.8K
9 Sanders Corazon (Corsee) D.Dir —$50.1K
10 Ray AmritDir ——
11 Huang Dennis KarlSee Remarks ——

Transactions 13

Type
Reset
X Filed Traded Ticker Company Insider Title Type Price Qty Owned ΔOwn Value
D 2026-04-20 17:17 2026-04-16 RARE Ultragenyx Pharmaceutical Inc. Huang Dennis Karl See Remarks A - Grant $0.00 +23.1K 147.8K +19% $0
2026-03-03 2026-03-02 RARE Ultragenyx Pharmaceutical Inc. Huang Dennis Karl See Remarks F - Tax $23.39 -999 124.7K -0.8% -$23.4K
2026-03-03 2026-03-01 RARE Ultragenyx Pharmaceutical Inc. Huang Dennis Karl See Remarks A - Grant $0.00 +11.1K 125.7K +10% $0
DM 2025-03-04 2025-03-01 RARE Ultragenyx Pharmaceutical Inc. Huang Dennis Karl See Remarks A - Grant $0.00 +32.9K 97.5K +51% $0
D 2025-03-04 2025-03-03 RARE Ultragenyx Pharmaceutical Inc. Huang Dennis Karl See Remarks F - Tax $42.92 -1,348 114.6K -1% -$57.9K
DM 2024-03-05 2024-03-01 RARE Ultragenyx Pharmaceutical Inc. Huang Dennis Karl See Remarks A - Grant $0.00 +18.8K 83.5K +29% $0
D 2024-03-05 2024-03-01 RARE Ultragenyx Pharmaceutical Inc. Huang Dennis Karl See Remarks F - Tax $53.69 -470 83.0K -0.6% -$25.2K
DM 2023-03-03 2023-03-01 RARE Ultragenyx Pharmaceutical Inc. Huang Dennis Karl See Remarks A - Grant $0.00 +24.7K 53.7K +85% $0
D 2023-03-03 2023-03-01 RARE Ultragenyx Pharmaceutical Inc. Huang Dennis Karl See Remarks S - Sale $45.65 -389 75.3K -0.5% -$17.8K
D 2023-03-03 2023-03-01 RARE Ultragenyx Pharmaceutical Inc. Huang Dennis Karl See Remarks D - Sale to Iss $45.65 -10.6K 64.7K -14% -$483.8K
D 2022-03-03 2022-03-01 RARE Ultragenyx Pharmaceutical Inc. Huang Dennis Karl See Remarks S - Sale $66.62 -3,234 36.9K -8% -$215.4K
D 2022-03-03 2022-03-01 RARE Ultragenyx Pharmaceutical Inc. Huang Dennis Karl See Remarks A - Grant $0.00 +14.0K 51.0K +38% $0
2021-10-18 2021-10-14 RARE Ultragenyx Pharmaceutical Inc. Huang Dennis Karl EVP, Chief Tech Ops Off S - Sale $81.14 -358 40.1K -0.9% -$29.0K

Purchase Sale Sale after option exercise All abbreviations