InsiderTrades

Form 4 for RARE Ultragenyx Pharmaceutical Inc.

Accepted 2026-08-04 15:13:52 ET · period of report 2026-08-03 · accession 0001193125-26-332536 · SEC index · Original document

Summary rows

Aggregated the way they appear in lists: one row per insider, transaction code and security table.

X Filed Traded Ticker Insider Title Type Price Qty Owned ΔOwn Value
T 2026-08-04 15:13 2026-08-03 RARE Horn Howard CFO S - Sale $24.92 -4,696 96.3K -5% -$117.0K

Purchase Sale Sale after option exercise All abbreviations

Every reported transaction

#TableSecurityDateCodeA/DSharesPriceOwned afterOwnExercise / expiryUnderlyingFootnotes
1 Common Common Stock 2026-08-03 S D 4,696 $24.92 96,295 D — — (F1) Includes previously reported shares of common stock underlying RSUs granted to the Reporting Person, which are subject to certain vesting conditions.