Yeji
PDUFAconf 0.85

ux111 — PDUFA

$RARE · Ultragenyx Pharmaceutical Inc. · Sanfilippo syndrome Type A (MPS IIIA)
Event date
Date TBD
Sponsor runway
3 mo
$175.0M liquid

Evidence

BLA resubmitted to FDA with PDUFA date expected in third quarter 2026. These longer-term data were included in the resubmitted Biologics License Application (BLA) to the U.S. Food and Drug Administration (FDA) seeking accelerated approval for UX111. The Company anticipates up to a six-month review period from the date of resubmission per FDA regulations, with a PDUFA date expected in the third quarter of 2026.
Source: 8-K filed 2026-02-03View on EDGAR ↗0001193125-26-034474

Comparable historical pdufas· last 5 years · same event type

75% hit rate (3/4)
TickerDrugDateOutcome
$RCKTkresladi2026-03-28success
$RYTMimcivree2026-03-20success
$CYTKaficamten2025-12-26unknown
$ALDXreproxalap2025-12-16unknown
$BCRXorladeyo2025-12-12success
$OMERnarsoplimab2025-09-25unknown
$BCRXorladeyo (berotralstat)2025-09-12unknown
$ETONet-4002025-05-28unknown
$ALDXreproxalap2025-04-02failure
$IONSolezarsen2024-12-19unknown

Recent insider activity· ±90 days

9 insiders · 0 buys · 3 sells
Sell10b5-1
2026-05-18
SULIMAN SHEHNAAZ
Director
5,740 @ $25.12$144K
Grant
2026-05-14
Dunsire Deborah
Director
14,058 @
Grant
2026-05-14
Sanders Corazon (Corsee) D.
Director
7,751 @
Grant
2026-05-14
Sanders Corazon (Corsee) D.
Director
14,058 @
Grant
2026-05-14
NARACHI MICHAEL
Director
7,751 @
Grant
2026-05-14
NARACHI MICHAEL
Director
14,058 @
Grant
2026-05-14
Ray Amrit
Director
7,751 @
Grant
2026-05-14
Ray Amrit
Director
14,058 @
Grant
2026-05-14
Fust Matthew K
Director
7,751 @
Grant
2026-05-14
Fust Matthew K
Director
14,058 @
Grant
2026-05-14
Dunsire Deborah
Director
7,751 @
Grant
2026-05-14
WELCH DANIEL G
Director
7,751 @
Grant
2026-05-14
WELCH DANIEL G
Director
14,058 @
Grant10b5-1
2026-05-14
SULIMAN SHEHNAAZ
Director
7,751 @
Grant10b5-1
2026-05-14
SULIMAN SHEHNAAZ
Director
14,058 @
Sell
2026-05-05
Crombez Eric
EVP and Chief Medical Officer
344 @ $24.96$9K
Sell10b5-1
2026-05-01
Horn Howard
Chief Financial Officer
4,683 @ $24.90$117K