Market News AIOpen the app

RARE stock news · Ultragenyx Pharmaceutical

Stories about Ultragenyx Pharmaceutical (RARE) from the last 90 days, each explained in plain English with whether the news reads good or bad for the company.

Get alerts for RARE

Follow Ultragenyx Pharmaceutical (RARE) free. When we publish a story about it, you get the plain-English explanation as an alert.

Get alerts for RARE
Free on the App Store and Google Play, or on the web.
  1. Nov 3, 2026, 6:14 PM ET · Trial

    Ultragenyx Pharmaceutical shared its third-quarter results, including FDA approvals for two new treatments.

    Neutral

    Ultragenyx won FDA approval for Genglycose and FIUVI and kept its 2026 sales forecast at $730 million to $760 million. Trial setbacks make the news mixed.

  2. Oct 19, 2026, 9:07 AM ET · Market

    Ultragenyx Pharmaceutical says it reached a deal with Navinta to let them sell a generic version of DOJOLVI.

    Bad for RARE

    Ultragenyx settled a patent case by allowing Navinta to sell a generic version of DOJOLVI starting in 2033 without royalties. That creates future competition, so the news weighs against the company.

  3. Oct 7, 2026, 9:05 AM ET · Market

    Ultragenyx Pharmaceutical Inc. has agreed to sell a special voucher for $210 million.

    Good for RARE

    Ultragenyx agreed to sell its FDA-awarded voucher for $210 million in cash at closing. The sale favors the company, though NIH receives a share and closing conditions remain.

  4. Sep 3, 2026, 1:23 PM ET · Market

    Thursday's intraday session sees significant fluctuations in 12 health care stocks.

    Bad for RARE

    A large 44.3% intraday drop is a significant negative development for the company in the session.

  5. Sep 3, 2026, 9:20 AM ET · Trial

    Following unsatisfactory Phase 3 trial outcomes, Ultragenyx is compelled to implement cost reductions.

    Bad for RARE

    Ultragenyx Pharmaceutical Inc. shares fell 47.57% in premarket trading after the company announced that its Phase 3 trial for the apazunersen therapy for Angelman syndrome failed to meet its primary and secondary endpoints, prompting a strategic review and significant cost reductions.

  6. Sep 3, 2026, 8:43 AM ET · Market

    Will CrowdStrike Surge Beyond 15%? Discover 10 Leading Analyst Predictions for Thursday.

    Bad for RARE

    HC Wainwright substantially cut Ultragenyx’s price target despite maintaining a Buy rating, signaling a materially weaker outlook.

  7. Sep 3, 2026, 4:52 AM ET · Market

    Snowflake Inc's stock jumps more than 24% in pre-market trading; 20 other stocks also showing movement.

    Bad for RARE

    Failure of a Phase 3 study on key endpoints is a major negative for clinical prospects and valuation.

  8. Aug 20, 2026, 8:47 AM ET · Trial

    FDA grants approval to Ultragenyx for its inaugural gene therapy.

    Neutral

    Ultragenyx Pharmaceutical Inc. received FDA accelerated approval for its gene therapy Genglycos, the first treatment for Glycogen Storage Disease Type Ia. This approval is expected to drive significant revenue growth due to the high cost of treatment, positively impacting the company's stock in the immediate term.