DayStar Threatens Bankruptcy; Zoltek Blames the Wind; ENER gets a Net Upgrade (DSTI; ENER; ZOLT)

Three from Tech Trader Daily:

DayStar Needs More Cash; Threatens Bankruptcy
Energy Conversion Devices: 2 Upgrades, 1 Downgrade
Zoltek FY Q2 Misses; Blames Weakness In Wind Sector

The stocks are down 32%, up 3% and down 12%, respectively.