UPDATE: Stifel Downgrades Biogen (BIIB) to Hold

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Trial Design Likely Boosted Biogen (BIIB) BIIB037 Efficacy Data - Nomura

March 20, 2015 8:01 AM EDT

While many are signing the praises of Biogen (NASDAQ: BIIB) this morning following Phase Ib data for BIIB037 in Alzheimers disease (AD), Nomura analyst M. Ian Somaiya is not so sanguine - asking "was it the drug or the trial design?"

Somaiya commented, " The Phase Ib efficacy data exceeded even the most bullish... More

Biogen (BIIB) PT Raised to $500 at Barclays on 'Impressive' AD Data

March 20, 2015 7:34 AM EDT

Barclays analyst Geoffrey Meacham reiterated an Overweight rating and boosted his price target on Biogen (NASDAQ: BIIB) to $500.00 (from $435.00) following "impressive' AD data.

"The data provided quantitative evidence of a statistically significant benefit vs placebo at 54 weeks on key connotative endpoints...",... More

Biogen (BIIB) BIIB-037 Data Shows Strong Efficacy, Very Good Safety, Says RBC

March 20, 2015 7:01 AM EDT

RBC Capital maintained an Outperform rating on Biogen (NASDAQ: BIIB) with a price target of $445. Comments follow the release of BIIB-037 data in Alzheimers disease. Analyst Michael J. Yee noted data showed strong efficacy and very good safety.

"We are at the AD/PD conf in Europe & there are a few... More

Biogen Idec (BIIB) Reports Statistically Significant Data from Aducanumab Phase 1b

March 20, 2015 5:53 AM EDT

Biogen Idec (NASDAQ: BIIB) announced data from a pre-specified interim analysis of PRIME, the Phase 1b study of aducanumab (BIIB037), in which aducanumab demonstrated an acceptable safety profile and positive results on radiologic and clinical measurements in patients with prodromal or mild Alzheimers disease (AD). These data are being presented today at the 12th International Conference on Alzheimer's and Parkinson's Diseases and Related Neurological Disorders in Nice, France.

Treatment with aducanumab produced a dose- and time-dependent reduction of amyloid plaque in the brain. Amyloid plaque is... More