Laidlaw Downgrades Mast Therapeutics (MSTX) to Neutral

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Maxim Group Downgrades Mast Therapeutics (MSTX) to Hold Following Vepoloxamer Phase 3 Miss

September 21, 2016 12:03 PM EDT

Maxim downgrades Mast Therapeutics (Nasdaq: MSTX) from Buy to Hold and removes its $5 price target.

The firm noted today:

We got it wrong...vepoloxamer demonstrated no clinical efficacy in EPIC. Mast expects to terminate all clinical development of vepoloxamer, including a phase II study in heart failure.The damage is done.... More

Mast Therapeutics (MSTX) Reports Vepoloxamer Phase 3 in Sickle Cell Missed Primary Endpoint

September 20, 2016 5:02 PM EDT

Mast Therapeutics, Inc. (NYSE: MSTX) reported top-line results from EPIC, a Phase 3 clinical study of its investigational new drug vepoloxamer (also known as MST-188) for the treatment of individuals with sickle cell disease experiencing vaso-occlusive crisis (VOC). The study did not meet its primary efficacy endpoint of demonstrating a statistically significant reduction in the mean duration of VOC (82 hours in the vepoloxamer group compared to 78 hours in the placebo group in the intent-to-treat population (p=0.09)). There were no statistically significant differences... More