Ultragenyx Pharmaceutical Inc (MEX:RARE)
MXN 1,150.56 (0%) Market Cap: 55.27 Bil Enterprise Value: 44.11 Bil PE Ratio: 0 PB Ratio: 0 GF Score: 66/100

Ultragenyx Pharmaceutical Inc at TD Cowen Healthcare Conference Transcript

Mar 02, 2026 / 06:50PM GMT
Release Date Price: MXN1150.56
Yaron Werber
Cowen and Company LLC - Analyst

(audio in progress) today, Eric Crombez, who's Chief Medical Officer and EVP at Ultragenyx. Eric, good to see you. Thanks for coming.

Eric Crombez
Ultragenyx Pharmaceutical Inc - Executive Vice President, Chief Medical Officer

Thank you.

Questions & Answers

Yaron Werber
Cowen and Company LLC - Analyst

So lots going on in -- maybe we'll start with Angelman syndrome. That's going to be the next, I think, one of the big catalysts in the second half, maybe even Q3, the way we're kind of calculating and trying to back into a more fine-tuned timing. The Aspire study is about 130 patients, 4- to 17-year-old with a deletion. That's about 70% of patients fall into that, Randomized 1:1 versus sham. The primary endpoint is cognition based on the Bayley IV.

You obviously also have a Tandem study, the Aurora study, which we'll get into that in a second. When you're kind of thinking about powering for a benefit, what's considered clinically meaningful for

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