Immunogen beyond the T-DM1 delay

Thursday, September 2nd, 2010



The FDA’s decision to reject Roche’s filing for accelerated approval of T-DM1’s had quite an impact on Immunogen’s (IMGN) stock. There is no doubt that T-DM1 represents the company’s most valuable, even if it is in the form of a mid single digit royalty rate, due to its blockbuster potential and impressive clinical activity. This justifies to some extent last week’s market reaction, as the next potential approval for T-DM1 will is anticipated in mid 2012. Nevertheless, T-DM1 is facing multiple potential value creation events in the coming year, including an important data set for T-DM1 next month. In addition, the company is involved in 6 clinical stage programs (#7 is expected to enter the clinic this month), some of which are expected to generate data in the coming months. Although none of these programs are nearly as exciting as T-DM1, some of them could become more attractive with time.

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Immunogen - What really happened with T-DM1’s filing?

Tuesday, August 31st, 2010


Last week, Roche announced that the FDA was unwilling to accept T-DM1’s accelerated approval filing for breast cancer, sending Immunogen’s (IMGN) shares tumbling almost 40%. The filing was based on impressive results from a single arm phase II trial in 3rd line HER2 breast cancer. Typically, gaining regulatory approval requires a large, randomized phase III study but in cases of highly unmet need where patients are bereft of effective treatment options, the FDA may consider approval in a limited patient population.

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How Array Got its Groove Back

Sunday, April 25th, 2010


Array’s (ARRY) recent licensing deal with Novartis (NVS) is another evidence of pharma’s appetite for new oncology compounds, especially for targeted agents. Facing a patent cliff and dwindling internal pipelines, pharmaceutical companies are willing to pay a generous price for promising early stage compounds.

This is why companies with broad platform technologies that can feed the industry with new compounds represent an attractive investment opportunity. These companies include (in alphabetical order)  Arqule (ARQL), Array, Exelixis (EXEL), Immunogen (IMGN), Micromet (MITI) and Seattle Genetics (SGEN). From that list, Array has been the worst performer in 2009 due to liquidity fears as well as lack of exciting clinical data for its proprietary compounds. The two recent deals with Amgen (AMGN) and Novartis helped Array strengthen its balance sheet, but more importantly, they prove that the company’s discovery and early stage development capabilities have been underestimated by the market. (more…)

Immunogen – Another Step towards FDA Approval

Sunday, April 18th, 2010

Earlier this week, Immunogen (IMGN) got closer than ever to having a commercial product in the market. During its quarterly call, Roche removed the regulatory overhang on T-DM1’s near term fate after it disclosed plans to file for T-DM1’s approval already this year. The submission will be based on results from a recently announced phase II trial where T-DM1 demonstrated overwhelming activity in late stage breast cancer patients. Until now, it was unclear whether the FDA would be willing to consider approval based on a single arm phase II trial. Roche’s decision implies the FDA gave its unofficial and non-binding blessing for the accelerated approval.

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A Busy Month for Immunogen (Part II)

Wednesday, December 2nd, 2009


For part I click here

 

At ASH 2009, Immunogen (IMGN) and its partners will present clinical data on three compounds: Sanofi-Aventis’ (SNY) SAR3419, Immunogen’s IMGN901 and Biotest’s BT-062.

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A Busy Month for Immunogen (Part I)

Monday, November 30th, 2009


 The month of December has always been a busy period for biotech investors, due to two important events:  The annual meeting of American Society of Hematology (ASH) and the San Antonio Breast Cancer Symposium (SABCS). Every year, these events produce clinical data that can sharply move biotech stocks in both directions. This year, Immunogen (IMGN) is about to get center stage attention at both events.

 

At ASH, the company and its partners will present phase I data for three different agents powered by Immunogen’s antibody-drug conjugate (ADC) technology.  The most important of which is Sanofi-Aventis’ (SNY) SAR3419 in Non-Hodgkin lymphoma, a common form of blood cancer. Later that month at SABCS, Roche/Genentech is expected to present results for T-DM1, a high profile ADC for the treatment of breast cancer.

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Incyte – Life After Debt (Part II)

Sunday, October 18th, 2009

For part I click here

 

On top its JAK programs, Incyte has been developing two additional programs it intends to out-license. The first program is INCB13739 for diabetes, which already reached clinical proof of concept and could be licensed imminently. The second program, INCB7839 for breast cancer, is less advanced but could become very interesting later this year depending on data from an ongoing trial.

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The Clock is Ticking on Micromet

Sunday, August 23rd, 2009

Earlier this month, Micromet (MITI) concluded an impressive public offering of $75M, approximately 20% of the company’s market cap. The offering illustrates the transformation the company has undergone from an anonymous biotech play into a recognized industry leader. This is also echoed by the growing attention from Wall St. When I first wrote about Micromet in 2007, the company was covered by a single analyst, RBC’s Jason Kantor, who was one of the first to see the potential in Micromet’s platform. Today the stock is covered by six additional research analysts.  

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Curagen – Positive Results at ASCO 2009

Sunday, July 5th, 2009


Last month at the ASCO meeting, Curagen (CRGN) presented results for its lead drug, CR-011, in breast cancer and melanoma patients. CR011 had activity in both indications, however, most of the drug’s value should be ascribed to the breast cancer program, which represents a huge commercial opportunity and better chances of approval.

As I previously wrote, the significance of the breast cancer trial is not only in the clinical activity of CR-011, but more importantly, the ability to identify patients who are likely to respond to the drug. By defining the right target population, Curagen could substantially improve chances of approval, shorten development time and enjoy high market acceptance. (more…)

Top picks for ASCO 2009 (Part II)

Sunday, May 24th, 2009


 

Click here for Part 1

 

Seattle Genetics – Another step towards approval

 

Seattle Genetics (SGEN) will present results from a phase I trial of SGN-35 in two rare blood cancers. This agent is important not only because it represents Seattle Genetics’ first opportunity for commercial revenue, but also because it serves as a proof of concept for the company’s antibody- drug conjugate (ADC) technology. The drug already generated impressive data when given every three weeks, and this year it will probably show even stronger activity in a weekly regimen. The company wanted to use a more frequent dosing in order to increase the overall amount of SGN-35 it can give and see whether it leads to higher efficacy without increasing side effects.

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