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Added to YB: 2026-08-11

Pitch date: 2026-08-07

RARE [bearish]

Ultragenyx Pharmaceutical Inc.

-3.43%

current return

Author Info

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Company Info

Ultragenyx Pharmaceutical Inc., a biopharmaceutical company, focuses on the identification, acquisition, development, and commercialization of novel products for the treatment of rare and ultra-rare genetic diseases in North America, Latin America, Europe, the Middle East, Africa, and the Asia-Pacific.

Market Cap

$2.5B

Pitch Price

$25.91

Price Target

10.00 (-61%)

Dividend

N/A

EV/EBITDA

-7.12

P/E

-4.43

EV/Sales

4.62

Sector

Biotechnology

Category

special_situation

Show full summary:
Ultragenyx: A $RARE Short?

RARE (short): Bear thesis on Ultragenyx: setrusumab (OI) stalled after Phase 3 fracture endpoint miss — UK MHRA/FDA may demand new trials. GTX-102 (Angelman) Aspire readout late-2026 has punitive alpha-split prone to placebo wipeout. Legacy Crysvita/Dojolvi saturating; $436M cash, ~4Q runway, $92M Q2 net loss, high dilution risk, Catalent lawsuit, single-source CMOs. Bear case $10-12/sh floor vs bull $48-52. Beta 2.08, WACC 12.3%. Catalysts: DTX401 PDUFA Aug'26, UX111 Sept'26, Aspire data Sept/Oct'26.

Read full article (7 min)