UPDATE: Cowen Downgrades KiOR on Slower Columbus Plant Production

In a report published Tuesday, Cowen and Company analyst James Medvedeff downgraded KiOR Inc. (NASDAQ: KIOR ) to Market Perform from Outperform, dropping its price target to $1.50 from $8.50. According to the report, the downgrade follows production at the Columbus plant continues to ramp slower than expected. Q413 throughput