InsiderTrades

Form 4 for RARE Ultragenyx Pharmaceutical Inc.

Accepted 2026-05-06 14:51:11 ET · period of report 2026-05-05 · accession 0001193125-26-208632 · 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
2026-05-06 14:51 2026-05-05 RARE Crombez Eric EVP, Chief Medical Off S - Sale $24.96 -344 111.2K -0.3% -$8,586

Purchase Sale Sale after option exercise All abbreviations

Every reported transaction

#TableSecurityDateCodeA/DSharesPriceOwned afterOwnExercise / expiryUnderlyingFootnotes
1 Common Common Stock 2026-05-05 S D 344 $24.96 111,189 D — — (F1) Represents shares sold to pay required tax withholdings due to the vesting of RSUs. (F2) Includes 558 shares acquired under the Company's Amended and Restated Employee Stock Purchase Plan on April 30, 2026 (F3) Includes previously reported shares of common stock underlying RSUs granted to the Reporting Person, which are subject to certain vesting conditions.